How long is the flight from London to Reykjavik Keflavik Intl Airport?

There are many flights that can get you from London to Reykjavik Keflavik Intl Airport in 3h 15m. Fly via easyJet, Icelandair, or British Airways to get the fastest option. Airlines will cover a distance of 1860 km. Most flights are nonstop.

What is the cheapest airline to fly from London to Reykjavik Keflavik Intl Airport round-trip?

Cheapflights users have booked flights from London to Reykjavik Keflavik Intl Airport round-trip from $263. Users have found that Icelandair is 33% cheaper than the other options available to this destination.

In terms of precipitation, rainfall in Reykjavik Keflavik Intl Airport ranges from 40.0 - 80.0 inches per month. January is typically the wettest month, when rainfall can reach 80.0 mm. May is typically the driest time to visit Reykjavik Keflavik Intl Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to Reykjavik Keflavik Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 11.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

What are the most popular routes from London to Reykjavik Keflavik Intl Airport?

Most travellers choose London Luton - Reykjavik Keflavik Intl, London Stansted - Reykjavik Keflavik Intl or London Gatwick - Reykjavik Keflavik Intl when deciding on the best route from London to Reykjavik Keflavik Intl Airport.

What are the cheapest flights from London to Reykjavik Keflavik Intl Airport?

On average you can expect to pay $442 for a flight from London to Reykjavik Keflavik Intl Airport. The cheapest flight overall is $263 while the most popular route, (London Luton - Reykjavik Keflavik Intl) is currently priced at $130.

What are the most reliable airlines from London to Reykjavik Keflavik Intl Airport?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London to Reykjavik Keflavik Intl Airport on time: Emirates (84%), Air India (84%), TAP AIR PORTUGAL (84%).

Can I find deals for flights from London to Keflavik Intl that include hotel bookings?

Yes. In addition to deals on London to Keflavik Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from London to Keflavik Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Keflavik Intl.

Can I find deals for business class flights from London to Keflavik Intl?

Yes. Cheapflights offers flight deals from London to Keflavik Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$158+ Cheap Flights from London to Reykjavik Keflavik Intl Airport

Cheap flight deals from London to Keflavik Intl

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from London to Keflavik Intl
Explore the most affordable flight options available from London to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 September 2026.

Mon 23/1111:20 -

1 stop20h 30m

Fri 4/1219:55 -

Nonstop2h 55m

Deal found 25/9$196

Mon 23/1107:40 -

Nonstop3h 30m

Tue 24/1108:30 -

1 stop8h 10m

Deal found 28/9$196

Sat 28/1118:50 -

1 stop15h 25m

Thu 3/1210:00 -

Nonstop3h 00m

Deal found 24/9$198

Mon 16/1107:40 -

Nonstop3h 30m

Wed 25/1112:30 -

Nonstop3h 10m

Deal found 27/9$198

Mon 2/1120:25 -

1 stop14h 35m

Fri 13/1110:00 -

Nonstop3h 00m

Deal found 27/9$199

Thu 26/1110:10 -

Nonstop3h 25m

Fri 4/1218:50 -

Nonstop3h 10m

Deal found 24/9$199

Sun 15/1106:00 -

Nonstop3h 15m

Sat 21/1110:35 -

1 stop11h 20m

Deal found 23/9$201

Tue 17/1108:00 -

Nonstop3h 30m

Sat 21/1118:35 -

Nonstop3h 10m

Deal found 25/9$201

Fri 20/1117:30 -

1 stop17h 40m

Mon 23/1112:05 -

Nonstop3h 00m

Deal found 25/9$202

Sat 14/1114:25 -

Nonstop3h 25m

Sat 21/1118:35 -

Nonstop3h 10m

Deal found 24/9$202

Sun 15/1115:55 -

Nonstop3h 25m

Fri 20/1118:50 -

Nonstop3h 10m

Deal found 27/9$204

Mon 9/1108:00 -

Nonstop3h 15m

Sat 14/1110:35 -

1 stop11h 20m

Deal found 26/9$205

Best flights from London to Keflavik Intl
Discover carefully curated flight deals from London to Keflavik Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 September 2026.

Sun 7/206:00 -

Nonstop3h 15m

Tue 23/211:05 -

Nonstop3h 00m

Deal found 27/9$198

Sat 21/1120:35 -

Nonstop3h 15m

Sun 22/1107:35 -

Nonstop3h 15m

Deal found 27/9$353

Thu 5/1107:25 -

Nonstop3h 15m

Fri 13/1118:10 -

Nonstop3h 00m

Deal found 23/9$390

Sun 31/106:00 -

Nonstop3h 15m

Sun 7/210:05 -

Nonstop3h 00m

Deal found 24/9$199

Sat 28/1107:00 -

Nonstop3h 15m

Sun 29/1110:05 -

Nonstop3h 00m

Deal found 23/9$199

Thu 5/1110:20 -

1 stop7h 00m

Fri 13/1111:55 -

1 stop9h 25m

Deal found 27/9$447

Sun 15/1106:00 -

Nonstop3h 15m

Sat 21/1110:35 -

1 stop11h 20m

Deal found 27/9$201

Fri 19/206:30 -

2 stops10h 50m

Wed 24/214:45 -

1 stop16h 55m

Deal found 27/9$510

Fri 27/1114:25 -

Nonstop3h 25m

Mon 30/1111:55 -

Nonstop3h 15m

Deal found 27/9$205

Thu 24/1206:00 -

Nonstop3h 15m

Sun 27/1210:05 -

Nonstop3h 00m

Deal found 25/9$208

Sat 21/1113:10 -

1 stop21h 30m

Wed 25/1112:30 -

Nonstop3h 10m

Deal found 24/9$209

Thu 26/1120:35 -

Nonstop3h 15m

Wed 9/1207:35 -

Nonstop3h 15m

Deal found 24/9$372

Fri 20/1117:30 -

1 stop17h 40m

Mon 23/1112:05 -

Nonstop3h 00m

Deal found 26/9$212

Thu 14/106:00 -

Nonstop3h 15m

Sat 16/110:55 -

Nonstop3h 00m

Deal found 23/9$212

Wed 25/1119:45 -

1 stop15h 55m

Sat 28/1118:35 -

Nonstop3h 10m

Deal found 23/9$212

Mon 22/215:35 -

Nonstop3h 10m

Tue 23/220:25 -

1 stop11h 50m

Deal found 28/9$215

Mon 1/306:30 -

2 stops10h 50m

Fri 5/314:45 -

1 stop6h 05m

Deal found 27/9$525

Sat 21/1110:20 -

1 stop7h 00m

Sun 22/1112:25 -

1 stop28h 00m

Deal found 25/9$551

Thu 26/1110:10 -

Nonstop3h 25m

Sun 6/1220:15 -

Nonstop3h 10m

Deal found 24/9$216

Sat 28/1106:30 -

1 stop7h 15m

Sat 12/1211:35 -

2 stops20h 05m

Deal found 23/9$527

Sat 7/1114:25 -

Nonstop3h 25m

Sat 14/1118:35 -

Nonstop3h 10m

Deal found 23/9$218

Sun 31/106:30 -

2 stops10h 50m

Sun 7/214:45 -

1 stop18h 15m

Deal found 24/9$527

Sat 21/1107:00 -

Nonstop3h 15m

Tue 24/1120:25 -

1 stop11h 50m

Deal found 27/9$219

Sun 7/306:00 -

Nonstop3h 15m

Mon 15/319:35 -

Nonstop2h 55m

Deal found 28/9$221

Fri 4/1206:30 -

2 stops10h 50m

Mon 7/1214:45 -

1 stop6h 05m

Deal found 27/9$604

Thu 19/1117:15 -

1 stop17h 35m

Mon 23/1112:05 -

Nonstop3h 00m

Deal found 24/9$222

Sat 14/1119:45 -

1 stop14h 30m

Sat 21/1110:35 -

1 stop8h 20m

Deal found 28/9$225

Thu 26/1110:10 -

Nonstop3h 25m

Wed 9/1212:30 -

Nonstop3h 10m

Deal found 24/9$226

Sun 15/1115:55 -

Nonstop3h 25m

Thu 19/1114:15 -

Nonstop3h 10m

Deal found 27/9$229

Sat 14/1119:45 -

1 stop14h 30m

Tue 17/1120:25 -

1 stop11h 25m

Deal found 23/9$229

Find flight deals from London to Keflavik Intl

Round-trip from	$196
One-way from	$158
Popular in	July
Cheapest in	January
Average price	$468
Good round-trip deal	$441 or less

easyJet
23/11-4/12
1 total stop
23h 25m total
London to Reykjavik

Search Deals

Wizz Air
7/10-31/12
1 total stop
11h 45m total
London to Reykjavik

Search Deals

Highest demand for flights based on searches. 31% potential increase in price ($262 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($34 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Price to beat on a round-trip flight from London (LON) to Reykjavik Keflavik Intl.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from London to Reykjavik Keflavik Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonReykjavik

LTN London Luton - KEF Reykjavik Keflavik Intl

LTNKEF

London Luton

Sat 19/12

18:50-10:15

1 stop15h 25m

Reykjavik Keflavik Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

$158

LondonReykjavik

LTN London Luton - KEF Reykjavik Keflavik Intl

LTNKEF

London Luton

Wed 7/10

08:30-19:15

1 stop11h 45m

Reykjavik Keflavik Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

$158

LondonReykjavik

STN London Stansted - KEF Reykjavik Keflavik Intl

STNKEF

London Stansted

Mon 4/1

17:55-19:35

1 stop25h 40m

Reykjavik Keflavik Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

$159

LondonReykjavik

STN London Stansted - KEF Reykjavik Keflavik Intl

STNKEF

London Stansted

Sat 19/12

19:45-10:15

1 stop14h 30m

Reykjavik Keflavik Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

$174

LondonReykjavik

LGW London Gatwick - KEF Reykjavik Keflavik Intl

LGWKEF

London Gatwick

Wed 28/10

07:40-08:30

1 stop24h 50m

Reykjavik Keflavik Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

$175

LondonReykjavik

LHR London Heathrow - KEF Reykjavik Keflavik Intl

LHRKEF

London Heathrow

Fri 19/2

13:45-17:05

Nonstop3h 20m

Reykjavik Keflavik Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

$177

LondonReykjavik

LGW London Gatwick - KEF Reykjavik Keflavik Intl

LGWKEF

London Gatwick

Wed 3/3

08:35-08:30

1 stop23h 55m

Reykjavik Keflavik Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

$178

LondonReykjavik

LTN London Luton - KEF Reykjavik Keflavik Intl

LTNKEF

London Luton

Tue 6/10

08:30-19:15

1 stop11h 45m

Reykjavik Keflavik Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

$185

LondonReykjavik

LHR London Heathrow - KEF Reykjavik Keflavik Intl

LHRKEF

London Heathrow

Fri 27/11

15:15-17:15

1 stop26h 00m

Reykjavik Keflavik Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

$186

LondonReykjavik

STN London Stansted - KEF Reykjavik Keflavik Intl

STNKEF

London Stansted

Sat 2/1

19:45-10:15

1 stop14h 30m

Reykjavik Keflavik Intl

Wed 31/12

00:00-01:00

Nonstop0h 00m

$186

Flights are sorted by cheapest return flights first.

Deals found on 26/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

Best time to book a flight from London to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from London with our price prediction graph.

LON-KEF

LTN-KEF

LHR-KEF

LGW-KEF

STN-KEF

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London to Reykjavik Keflavik Intl Airport

LON-KEF

LTN-KEF

LHR-KEF

LGW-KEF

STN-KEF

What is the cheapest month to book a flight from London to Reykjavik Keflavik Intl Airport?

Currently, January is the cheapest month in which you can book a flight from London to Reykjavik Keflavik Intl Airport (average of $223). Flying from London to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of $673). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LON to KEF?

When flying from London to Reykjavik Keflavik Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 40% versus a flight at midday.

Weekly flight availability from London to Reykjavik Keflavik Intl Airport

The most flights from LON to KEF are scheduled on a Sunday (20 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (9 on average).

How much does it cost for a return flight from London to Reykjavik Keflavik Intl Airport?

Airfare is below average for this route at the moment.

London to Reykjavik Keflavik Intl Airport flights typically cost between $381 and $666 in November.
The cheapest return price found within the last 5 days was $196 on easyJet (23 Nov–4 Dec).

How often are flights from London to Reykjavik delayed?

About 12% of weekly flights between London and Reykjavik have experienced delays in the past year, with the average delay time being 112 minutes.

What is the most punctual flight time for London to Reykjavik flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on London to Reykjavik flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 10% of flights being delayed.

How far ahead should I book a flight from London to Reykjavik Keflavik Intl Airport?

To ensure you get the cheapest price possible for a flight from London to Reykjavik Keflavik Intl Airport, you should look to book at least 71 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest day to fly from London to Reykjavik Keflavik Intl Airport?

Travellers seeking maximum savings on their London to Reykjavik Keflavik Intl Airport flight should consider departing on Tuesday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

How long is the flight from London to Reykjavik Keflavik Intl Airport?
There are many flights that can get you from London to Reykjavik Keflavik Intl Airport in 3h 15m. Fly via easyJet, Icelandair, or British Airways to get the fastest option. Airlines will cover a distance of 1860 km. Most flights are nonstop.
What is the cheapest airline to fly from London to Reykjavik Keflavik Intl Airport round-trip?
Cheapflights users have booked flights from London to Reykjavik Keflavik Intl Airport round-trip from $263. Users have found that Icelandair is 33% cheaper than the other options available to this destination.
What are the most popular routes from London to Reykjavik Keflavik Intl Airport?
Most travellers choose London Luton - Reykjavik Keflavik Intl, London Stansted - Reykjavik Keflavik Intl or London Gatwick - Reykjavik Keflavik Intl when deciding on the best route from London to Reykjavik Keflavik Intl Airport.
What are the most reliable airlines from London to Reykjavik Keflavik Intl Airport?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London to Reykjavik Keflavik Intl Airport on time: Emirates (84%), Air India (84%), TAP AIR PORTUGAL (84%).
What are the cheapest flights from London to Reykjavik Keflavik Intl Airport?
On average you can expect to pay $442 for a flight from London to Reykjavik Keflavik Intl Airport. The cheapest flight overall is $263 while the most popular route, (London Luton - Reykjavik Keflavik Intl) is currently priced at $130.
Can I find deals for flights from London to Keflavik Intl that include hotel bookings?
Yes. In addition to deals on London to Keflavik Intl flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to Keflavik Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Keflavik Intl.
Can I find deals for business class flights from London to Keflavik Intl?
Yes. Cheapflights offers flight deals from London to Keflavik Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London to Reykjavik Keflavik Intl Airport?
Currently, January is the cheapest month in which you can book a flight from London to Reykjavik Keflavik Intl Airport (average of $223). Flying from London to Reykjavik Keflavik Intl Airport in July is currently the most expensive (average of $673). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Keflavik

Browse thousands of different options on Cheapflights for your next trip

Complete your trip

Flights by cabin class

Other flight options

Other flights from London

Popular flights

Complete your trip

Reykjavik Keflavik Intl Airport car hire

Christchurch car hire

Top airline flying from London to Keflavik Intl

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest$263	Average$384	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights

Fly with Cheapflights

How does Cheapflights help users find flights from London to Keflavik Intl?

Cheapflights makes it easy to find London to Keflavik Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from London to Keflavik Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to Keflavik Intl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from London to Keflavik Intl with no change fees?

Yes! Cheapflights helps users easily find flights from London to Keflavik Intl with no change fees.

Can Cheapflights notify me if prices for flights from London to Keflavik Intl become cheaper?

Yes! Start tracking prices for London to Keflavik Intl flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from London to Reykjavik Keflavik Intl Airport from $158

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to Keflavik Intl

Cheapest flights from London to Keflavik IntlExplore the most affordable flight options available from London to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 September 2026.

Explore the most affordable flight options available from London to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 September 2026.

Best flights from London to Keflavik IntlDiscover carefully curated flight deals from London to Keflavik Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 September 2026.

Discover carefully curated flight deals from London to Keflavik Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 September 2026.

Direct flights from London to Keflavik IntlExplore direct flight options from London to Keflavik Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 28 September 2026.

Explore direct flight options from London to Keflavik Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 28 September 2026.

Last-minute flights from London to Keflavik IntlDiscover last-minute flight deals from London to Keflavik Intl. Data last updated 28 September 2026 and is based on user searches.

Discover last-minute flight deals from London to Keflavik Intl. Data last updated 28 September 2026 and is based on user searches.

One-way flights from London to Keflavik IntlSearch for one-way flight options from London to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated 28 September 2026.

Search for one-way flight options from London to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated 28 September 2026.

Find flight deals from London to Keflavik Intl

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from London to Reykjavik Keflavik Intl Airport that are best for you.

Best time to book a flight from London to Keflavik Intl

Have a flexible travel schedule? Discover the best time to fly to Keflavik Intl from London with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from London to Reykjavik Keflavik Intl Airport?

What is the cheapest time of day to fly from LON to KEF?

Find hourly flight availability from London to Keflavik Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 September 2026.

When flying from London to Reykjavik Keflavik Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 40% versus a flight at midday.

Weekly flight availability from London to Reykjavik Keflavik Intl Airport

The most flights from LON to KEF are scheduled on a Sunday (20 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (9 on average).

How much does it cost for a return flight from London to Reykjavik Keflavik Intl Airport?

Airfare is below average for this route at the moment.

London to Reykjavik Keflavik Intl Airport flights typically cost between $381 and $666 in November.The cheapest return price found within the last 5 days was $196 on easyJet (23 Nov–4 Dec).

How often are flights from London to Reykjavik delayed?

About 12% of weekly flights between London and Reykjavik have experienced delays in the past year, with the average delay time being 112 minutes.

What is the most punctual flight time for London to Reykjavik flights?

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Monday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on London to Reykjavik flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 10% of flights being delayed.

How far ahead should I book a flight from London to Reykjavik Keflavik Intl Airport?

To ensure you get the cheapest price possible for a flight from London to Reykjavik Keflavik Intl Airport, you should look to book at least 71 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest day to fly from London to Reykjavik Keflavik Intl Airport?

Use this chart to determine the cheapest time to fly return from London to Keflavik Intl. Price data was last updated on 26 September 2026.

Travellers seeking maximum savings on their London to Reykjavik Keflavik Intl Airport flight should consider departing on Tuesday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

How long is the flight from London to Reykjavik Keflavik Intl Airport?

What is the cheapest airline to fly from London to Reykjavik Keflavik Intl Airport round-trip?

What are the most popular routes from London to Reykjavik Keflavik Intl Airport?

What are the most reliable airlines from London to Reykjavik Keflavik Intl Airport?

What are the cheapest flights from London to Reykjavik Keflavik Intl Airport?

Can I find deals for flights from London to Keflavik Intl that include hotel bookings?

How can I find direct flights from London to Keflavik Intl?

Can I find deals for business class flights from London to Keflavik Intl?

What is the cheapest month to book a flight from London to Reykjavik Keflavik Intl Airport?

Travelling to a place near Reykjavik Keflavik Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Keflavik Intl by adding a car hire and/or hotel booking to your travel itinerary.

Search flights from London to Keflavik Intl by cabin class

Find flights from London to Keflavik Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

London and Keflavik Intl flights

Browse other London and Keflavik Intl flight options. Last updated on 28 September 2026.

Other flights from London

Browse through other flights departing from London. Flights are based on user searches made on Cheapflights and were last updated on 28 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top airline flying from London to Keflavik Intl

Fly with Cheapflights

How does Cheapflights help users find flights from London to Keflavik Intl?

Why should you use Cheapflights to find cheap flight tickets from London to Keflavik Intl?

Can Cheapflights find flights from London to Keflavik Intl with no change fees?

Can Cheapflights notify me if prices for flights from London to Keflavik Intl become cheaper?

100% Free

Book with flexibility

Travel Smart

Cheapest flights from London to Keflavik Intl
Explore the most affordable flight options available from London to Keflavik Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 September 2026.

Best flights from London to Keflavik Intl
Discover carefully curated flight deals from London to Keflavik Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 September 2026.

Direct flights from London to Keflavik Intl
Explore direct flight options from London to Keflavik Intl based on user searches, and compare prices and availability for your desired travel dates. Data last updated 28 September 2026.

Last-minute flights from London to Keflavik Intl
Discover last-minute flight deals from London to Keflavik Intl. Data last updated 28 September 2026 and is based on user searches.

One-way flights from London to Keflavik Intl
Search for one-way flight options from London to Keflavik Intl. Find affordable one-way fares based on user searches. Data last updated 28 September 2026.

London to Reykjavik Keflavik Intl Airport flights typically cost between $381 and $666 in November.
The cheapest return price found within the last 5 days was $196 on easyJet (23 Nov–4 Dec).