Find flights
Deals
When to book
FAQs

Cheap flights from London to Helsinki from $205

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
LON — HEL
19 Aug — 26 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London to Helsinki-Vantaa are usually found in February or January, booked 79 days in advance, depart on a Tuesday or Friday and return on a Tuesday

Cheap flight deals from London to Helsinki

Enter your travel dates to find the best prices.

Cheapest flights from London to Helsinki
Explore the most affordable flight options available from London to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 July 2026.

Fri 4/909:50
LGW
-
HEL
Nonstop2h 50m
Norwegian
Mon 14/915:50
HEL
-
LGW
1 stop6h 10m
Norwegian
Deal found 16/7$301
Tue 25/807:00
STN
-
HEL
1 stop5h 35m
Ryanair
Wed 26/800:05
HEL
-
STN
2 stops12h 25m
Ryanair
Deal found 18/7$301
Wed 14/1012:05
STN
-
HEL
Nonstop2h 50m
Ryanair
Sat 17/1011:55
HEL
-
STN
Nonstop3h 00m
Ryanair
Deal found 19/7$302
Mon 7/909:50
LGW
-
HEL
Nonstop2h 50m
Norwegian
Mon 14/908:05
HEL
-
LGW
Nonstop3h 05m
Norwegian
Deal found 19/7$306
Tue 25/806:40
LHR
-
HEL
1 stop4h 15m
Scandinavian Airlines
Thu 27/806:10
HEL
-
LHR
1 stop5h 10m
Scandinavian Airlines
Deal found 18/7$306
Wed 14/1011:00
LGW
-
HEL
1 stop8h 20m
Norwegian
Wed 21/1007:05
HEL
-
LGW
1 stop5h 15m
Norwegian
Deal found 19/7$308
Tue 25/821:00
STN
-
HEL
2 stops19h 20m
Multiple Airlines
Wed 26/800:05
HEL
-
STN
2 stops12h 25m
Multiple Airlines
Deal found 18/7$309
Mon 31/811:00
LGW
-
HEL
1 stop8h 20m
Norwegian
Mon 14/915:50
HEL
-
LGW
1 stop6h 10m
Norwegian
Deal found 16/7$311
Fri 4/913:10
STN
-
HEL
Nonstop2h 50m
Ryanair
Mon 7/912:15
HEL
-
STN
Nonstop3h 00m
Ryanair
Deal found 18/7$311
Tue 25/807:00
STN
-
HEL
1 stop5h 35m
Multiple Airlines
Wed 26/818:50
HEL
-
STN
2 stops19h 35m
Multiple Airlines
Deal found 15/7$312
Tue 13/1013:10
LGW
-
HEL
1 stop6h 10m
Norwegian
Mon 19/1008:05
HEL
-
LGW
Nonstop3h 05m
Norwegian
Deal found 19/7$315
Wed 25/1121:05
LHR
-
HEL
1 stop10h 10m
Scandinavian Airlines
Mon 30/1120:55
HEL
-
LHR
1 stop14h 00m
Scandinavian Airlines
Deal found 15/7$322

Find flight deals from London to Helsinki

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Helsinki (HEL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 20 July 2026.

Round-trip from

$301

One-way from

$205

Popular in

June

Cheapest in

February

Average price

$498

Good round-trip deal

$3,515 or less

Good one-way deal

$238 or less
Norwegian
  • Norwegian
  • 4/9-14/9
  • 1 total stop
  • 9h 00m total
  • London to Helsinki
Search Deals
KLM
  • KLM
  • 1/11
  • 1 total stop
  • 4h 40m total
  • London to Helsinki
Search Deals
Highest demand for flights based on searches. 33% potential increase in price ($228 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($27 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from London (LON) to Helsinki-Vantaa.
Search Deals
Price to beat on a one-way flight from London (LON) to Helsinki-Vantaa.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Helsinki that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 20 July 2026.
Use the filters below to find and compare flights from London to Helsinki that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonHelsinki

STN - HEL

STNHEL

London Stansted

Wed 14/10

12:05-16:55

Nonstop2h 50m

Helsinki-Vantaa

Sat 17/10

11:55-12:55

Nonstop3h 00m

$302

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Mon 31/8

11:00-21:20

1 stop8h 20m

Helsinki-Vantaa

Mon 14/9

15:50-20:00

1 stop6h 10m

$311

LondonHelsinki

STN - HEL

STNHEL

London Stansted

Fri 4/9

13:10-18:00

Nonstop2h 50m

Helsinki-Vantaa

Mon 7/9

12:15-13:15

Nonstop3h 00m

$311

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Mon 12/10

09:50-14:40

Nonstop2h 50m

Helsinki-Vantaa

Mon 19/10

08:05-09:10

Nonstop3h 05m

$331

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Mon 11/1

13:00-19:20

1 stop4h 20m

Helsinki-Vantaa

Wed 20/1

07:20-12:20

1 stop7h 00m

$347

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Mon 31/8

11:00-21:20

1 stop8h 20m

Helsinki-Vantaa

Fri 11/9

08:05-09:10

Nonstop3h 05m

$348

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Tue 25/8

19:55-21:20

1 stop23h 25m

Helsinki-Vantaa

Thu 27/8

13:55-08:40

1 stop20h 45m

$352

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Sun 10/1

14:05-20:35

1 stop4h 30m

Helsinki-Vantaa

Sun 17/1

11:00-17:30

1 stop8h 30m

$371

LondonHelsinki

LCY - HEL

LCYHEL

London City

Sun 10/1

17:50-00:20

1 stop4h 30m

Helsinki-Vantaa

Mon 18/1

06:40-09:30

1 stop4h 50m

$372

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Tue 25/8

10:35-20:35

2 stops8h 00m

Helsinki-Vantaa

Thu 27/8

06:10-09:20

1 stop5h 10m

$375

Flights are sorted by cheapest return flights first.

Deals found on 15/7

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from London to Helsinki

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

What is the cheapest month to book a flight from London to Helsinki?

Currently, January is the cheapest month in which you can book a flight from London to Helsinki (average of $137). Flying from London to Helsinki in July is currently the most expensive (average of $516). 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 HEL?

Find hourly flight availability from London to Helsinki. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 July 2026.

When flying from London to Helsinki, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from London to Helsinki

Explore weekly flight availability from London to Helsinki. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 20 July 2026.

The most flights from LON to HEL are scheduled on a Sunday (30 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (27 on average).

How much does it cost for a return flight from London to Helsinki?

How often are flights from London to Helsinki delayed?

About 19% of weekly flights between London and Helsinki have experienced delays in the past year, with the average delay time being 111 minutes.

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

Historically, flights departing at night 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?

Tuesday tends to have the lowest number of delays on this route, whereas Wednesday 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 Helsinki flights?

Over the past year, Ryanair have had the lowest number of delays on this route, with just 13% of flights being delayed.

How far ahead should I book a flight from London to Helsinki?

The price you pay for your flight from London to Helsinki may vary depending on when you book. For the best chance of a lower fare, look to book 77 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

Find useful and relevant information for your journey from London to Helsinki. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Helsinki from London?

    Located just 17.1 km from the city centre, Helsinki-Vantaa is the airport most travellers will use when flying to Helsinki from London. Booking flights from London to Helsinki-Vantaa (HEL) should be relatively easy as there are 28 daily inbound flights from London from 0 different airlines.

  • How long is the flight from London to Helsinki?

    Departing from London to Helsinki will take you 2h 50m. The distance from London to Helsinki is about 1780 km. This flight may include one or multiple stops.

  • What are the most popular routes from London to Helsinki?

    While some choose either London Luton - Helsinki-Vantaa or London City - Helsinki-Vantaa, London Stansted - Helsinki-Vantaa is the most popular route from London to Helsinki.

  • What are the most reliable airlines from London to Helsinki?

    No one likes to see their flight delayed. When booking a flight from London to Helsinki consider choosing Malaysia Airlines(80%), LATAM Airlines(75%) or Japan Airlines(73%), as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from London to Helsinki?

    Looking for the cheapest flight from London to Helsinki? While on average our users pay $1,960, our data indicates the cheapest price to be $219. The most popular route (London Stansted - Helsinki-Vantaa), is priced around $192.

  • Can I find deals for flights from London to Helsinki that include hotel bookings?

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

  • How can I find direct flights from London to Helsinki?

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

  • Can I find deals for business class flights from London to Helsinki?

    Yes. Cheapflights offers flight deals from London to Helsinki 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 Helsinki?

    Currently, January is the cheapest month in which you can book a flight from London to Helsinki (average of $137). Flying from London to Helsinki in July is currently the most expensive (average of $516). 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

Travelling to a place near Helsinki?

Book flights to Helsinki if you plan to visit one of these locations
Vantaa

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.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from London to Helsinki?

When you search for this flight from London to Helsinki, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from London to Helsinki.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from London to Helsinki, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Helsinki from London today and book when prices fit your budget.

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.