Find flights
Deals
When to book
Airlines
FAQs
Australia
AUD

Cheap flights from London to Helsinki from $136

LON — HEL
6 Nov — 13 Nov1
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 Wednesday or Thursday and return on a Monday

Cheap flight deals from London to Helsinki

Enter your travel dates to find the best prices.

Cheapest flights from London to Helsinki

Thu 3/1216:40 -
Nonstop2h 50m
Fri 4/1223:40 -
Nonstop3h 10m
Deal found 7/10$214
Thu 3/1216:40 -
Nonstop2h 50m
Sat 5/1221:10 -
Nonstop3h 10m
Deal found 3/10$225
Sat 10/1006:25 -
Nonstop2h 50m
Sat 7/1121:10 -
Nonstop3h 10m
Deal found 3/10$234
Wed 16/1207:55 -
Nonstop2h 50m
Sat 19/1221:10 -
Nonstop3h 10m
Deal found 2/10$236
Thu 12/1117:35 -
1 stop5h 05m
Sun 15/1105:30 -
1 stop4h 45m
Deal found 2/10$239
Fri 6/1105:55 -
Nonstop2h 50m
Sun 8/1118:00 -
1 stop4h 35m
Deal found 3/10$248
Fri 20/1110:05 -
Nonstop3h 00m
Mon 23/1109:20 -
1 stop5h 00m
Deal found 6/10$249
Tue 17/1117:00 -
1 stop27h 25m
Tue 24/1119:50 -
1 stop22h 30m
Deal found 3/10$252
Mon 2/1110:50 -
Nonstop3h 00m
Mon 9/1109:00 -
Nonstop3h 10m
Deal found 6/10$257
Thu 3/1216:40 -
Nonstop2h 50m
Wed 16/1221:45 -
Nonstop3h 10m
Deal found 4/10$258
Fri 13/1109:25 -
1 stop13h 15m
Sat 28/1105:30 -
1 stop5h 10m
Deal found 4/10$261
Thu 29/1007:55 -
Nonstop2h 50m
Mon 2/1120:25 -
Nonstop3h 10m
Deal found 4/10$267

Find flight deals from London to Helsinki

Round-trip from

$214

One-way from

$136

Popular in

June

Cheapest in

February

Average price

$354

Good round-trip deal

$389 or less

Good one-way deal

$501 or less
Ryanair
  • Ryanair
  • 3/12-4/12
  • Nonstop
  • 6h 00m total
  • London to Helsinki
Search Deals
Norwegian
  • Norwegian
  • 18/3-31/12
  • Nonstop
  • 3h 00m total
  • London to Helsinki
Search Deals
Highest demand for flights based on searches. 29% potential increase in price ($197 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($25 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 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

 
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 London Stansted - HEL Helsinki-Vantaa

STNHEL

London Stansted

Sun 1/11

07:15-12:05

Nonstop2h 50m

Helsinki-Vantaa

Wed 31/12

00:00-23:00

Nonstop0h 00m

$143

LondonHelsinki

STN London Stansted - HEL Helsinki-Vantaa

STNHEL

London Stansted

Tue 5/1

16:05-20:55

Nonstop2h 50m

Helsinki-Vantaa

Wed 31/12

00:00-23:00

Nonstop0h 00m

$146

LondonHelsinki

LGW London Gatwick - HEL Helsinki-Vantaa

LGWHEL

London Gatwick

Mon 2/11

10:50-15:50

Nonstop3h 00m

Helsinki-Vantaa

Wed 31/12

00:00-23:00

Nonstop0h 00m

$152

LondonHelsinki

LGW London Gatwick - HEL Helsinki-Vantaa

LGWHEL

London Gatwick

Mon 11/1

09:25-20:55

1 stop9h 30m

Helsinki-Vantaa

Wed 31/12

00:00-23:00

Nonstop0h 00m

$161

LondonHelsinki

LGW London Gatwick - HEL Helsinki-Vantaa

LGWHEL

London Gatwick

Fri 8/1

10:05-15:05

Nonstop3h 00m

Helsinki-Vantaa

Wed 31/12

00:00-23:00

Nonstop0h 00m

$162

LondonHelsinki

LGW London Gatwick - HEL Helsinki-Vantaa

LGWHEL

London Gatwick

Sun 10/1

18:35-23:35

Nonstop3h 00m

Helsinki-Vantaa

Wed 31/12

00:00-23:00

Nonstop0h 00m

$162

LondonHelsinki

LGW London Gatwick - HEL Helsinki-Vantaa

LGWHEL

London Gatwick

Wed 2/12

09:15-22:25

1 stop11h 10m

Helsinki-Vantaa

Wed 31/12

00:00-23:00

Nonstop0h 00m

$163

LondonHelsinki

LHR London Heathrow - HEL Helsinki-Vantaa

LHRHEL

London Heathrow

Thu 18/3

06:40-14:50

1 stop6h 10m

Helsinki-Vantaa

Wed 31/12

00:00-23:00

Nonstop0h 00m

$179

LondonHelsinki

LHR London Heathrow - HEL Helsinki-Vantaa

LHRHEL

London Heathrow

Thu 18/3

07:30-12:20

Nonstop2h 50m

Helsinki-Vantaa

Wed 31/12

00:00-23:00

Nonstop0h 00m

$186

LondonHelsinki

STN London Stansted - HEL Helsinki-Vantaa

STNHEL

London Stansted

Tue 10/11

16:05-20:55

Nonstop2h 50m

Helsinki-Vantaa

Wed 31/12

00:00-23:00

Nonstop0h 00m

$195

Flights are sorted by cheapest return flights first.

Deals found on 3/10

Showing 1-10 of 59 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

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, February is the cheapest month in which you can book a flight from London to Helsinki (average of $158). 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?

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

The most flights from LON to HEL are scheduled on a Monday (30 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (21 on average).

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

Airfare is below average for this route at the moment.
London to Helsinki flights typically cost between $241 and $494 in December.
The cheapest return price found within the last 5 days was $214 on Ryanair (3 Dec–4 Dec).

How often are flights from London to Helsinki delayed?

About 18% of weekly flights between London and Helsinki have experienced delays in the past year, with the average delay time being 110 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 Sunday 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.

Reviews of airlines servicing Helsinki

Check out reviews from past customers who have flown with Finnair from London to Helsinki to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,428 reviews
Check prices

Comfort

7.4

Overall

7.6

Boarding

7.6

Crew

8.2

Food

6.7

Entertainment

6.9

Reviews

1 / 20
6.0
Good

Gurinder,Aug 2026

BKK - HEL

The flight from Helsinki to Toronto was very cramped. No leg space and no room to even walk. Very bad experience
Finnair
7.6
Good
1,428 reviews
Finnair
7.6
Good
1,428 reviews
Check prices

Comfort

7.4

Overall

7.6

Boarding

7.6

Crew

8.2

Food

6.7

Entertainment

6.9

Reviews

1 / 20
6.0
Good

Gurinder,Aug 2026

BKK - HEL

The flight from Helsinki to Toronto was very cramped. No leg space and no room to even walk. Very bad experience

Related info for your journey

  • 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 26 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 Japan Airlines(86%), LATAM Airlines(85%) or Malaysia Airlines(84%), 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 $529, our data indicates the cheapest price to be $235. 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, February is the cheapest month in which you can book a flight from London to Helsinki (average of $158). 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

Fly with Cheapflights

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.