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Cheap flights from London to Finland from £21

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 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
LON — HEL
30 Nov — 7 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Finland

Keep the following information in mind while searching for London to Finland flight deals. Data was last updated 31 October 2025.

Round-trip from

£74

One-way from

£21

Popular in

July

Cheapest in

January

Average price

£165

Good round-trip deal

£70 or less

Good one-way deal

£44 or less
Ryanair
  • Ryanair
  • 12/1-16/1
  • Nonstop
  • 6h 20m total
  • London to Finland
Search Deals
Ryanair
  • Ryanair
  • 4/11
  • Nonstop
  • 3h 30m total
  • London to Finland
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£31 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from London (LON) to Finland.
Search Deals
Price to beat on a one-way flight from London (LON) to Finland.
Search Deals

Find flight deals from London to Finland

Enter your travel dates to find the best prices.

Cheapest flights from London to Finland
Explore the most affordable flight options available from London to Finland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 October 2025.

Wed 3/1209:15LGW - HEL
1 stop23h 10mNorwegian
Tue 16/1207:40HEL - LGW
1 stop6h 40mNorwegian
Deal found 29/10£76
Wed 3/1216:00STN - HEL
Nonstop3h 10mRyanair
Thu 4/1220:15HEL - STN
Nonstop3h 10mRyanair
Deal found 29/10£77
Fri 21/1116:45STN - HEL
Nonstop3h 10mRyanair
Sat 22/1120:45HEL - STN
Nonstop3h 10mRyanair
Deal found 30/10£77
Mon 1/1213:05LGW - RVN
Nonstop3h 20mNorwegian
Fri 5/1216:30RVN - LGW
Nonstop3h 40mNorwegian
Deal found 30/10£78
Wed 12/1116:00STN - HEL
Nonstop3h 10mRyanair
Fri 14/1122:30HEL - STN
Nonstop3h 10mRyanair
Deal found 29/10£78
Wed 3/1216:00STN - HEL
Nonstop3h 10mRyanair
Thu 18/1220:15HEL - STN
Nonstop3h 10mRyanair
Deal found 29/10£79
Wed 3/1216:00STN - HEL
Nonstop3h 10mRyanair
Thu 11/1220:15HEL - STN
Nonstop3h 10mRyanair
Deal found 30/10£80
Sun 7/1205:55STN - HEL
Nonstop3h 10mRyanair
Wed 10/1221:45HEL - STN
Nonstop3h 10mRyanair
Deal found 29/10£83
Wed 12/1116:00STN - HEL
Nonstop3h 10mRyanair
Thu 4/1220:15HEL - STN
Nonstop3h 10mRyanair
Deal found 29/10£87
Fri 28/1116:45STN - HEL
Nonstop3h 10mRyanair
Fri 5/1222:30HEL - STN
Nonstop3h 10mRyanair
Deal found 31/10£88
Wed 12/1116:00STN - HEL
Nonstop3h 10mRyanair
Tue 9/1211:45HEL - STN
Nonstop3h 10mRyanair
Deal found 29/10£89
Wed 10/1212:45LGW - RVN
Nonstop3h 25measyJet
Wed 17/1219:00RVN - LGW
Nonstop3h 45measyJet
Deal found 29/10£90

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Finland 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 858,174 searches. Data last updated 31 October 2025.
Use the filters below to find and compare flights from London to Finland that are best for you.

Fly from

London

Fly to

Finland

Route

Depart

Return

Price

LondonHelsinki

STN - HEL

STNHEL

London Stansted

Wed 12/11

16:00-21:10

Nonstop3h 10m

Helsinki-Vantaa

Sat 6/12

20:45-21:55

Nonstop3h 10m

£79

LondonHelsinki

STN - HEL

STNHEL

London Stansted

Wed 3/12

16:00-21:10

Nonstop3h 10m

Helsinki-Vantaa

Thu 4/12

20:15-21:25

Nonstop3h 10m

£80

LondonHelsinki

STN - HEL

STNHEL

London Stansted

Wed 3/12

16:00-21:10

Nonstop3h 10m

Helsinki-Vantaa

Fri 12/12

22:30-23:40

Nonstop3h 10m

£80

LondonHelsinki

STN - HEL

STNHEL

London Stansted

Wed 3/12

16:00-21:10

Nonstop3h 10m

Helsinki-Vantaa

Thu 11/12

20:15-21:25

Nonstop3h 10m

£80

LondonRovaniemi

STN - RVN

STNRVN

London Stansted

Sat 14/3

09:35-15:05

Nonstop3h 30m

Rovaniemi

Tue 17/3

19:15-20:45

Nonstop3h 30m

£84

LondonRovaniemi

LGW - RVN

LGWRVN

London Gatwick

Mon 9/2

13:05-18:25

Nonstop3h 20m

Rovaniemi

Fri 13/2

16:30-18:10

Nonstop3h 40m

£87

LondonHelsinki

STN - HEL

STNHEL

London Stansted

Fri 16/1

16:45-21:55

Nonstop3h 10m

Helsinki-Vantaa

Thu 19/2

20:15-21:25

Nonstop3h 10m

£87

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Fri 13/3

10:05-15:05

Nonstop3h 00m

Helsinki-Vantaa

Sun 15/3

16:40-17:50

Nonstop3h 10m

£90

LondonRovaniemi

STN - RVN

STNRVN

London Stansted

Fri 20/3

06:20-11:50

Nonstop3h 30m

Rovaniemi

Tue 24/3

19:15-20:45

Nonstop3h 30m

£90

LondonHelsinki

STN - HEL

STNHEL

London Stansted

Tue 6/1

06:00-11:10

Nonstop3h 10m

Helsinki-Vantaa

Sat 31/1

20:45-21:55

Nonstop3h 10m

£90

Flights are sorted by cheapest return flights first.

Deals found on 29/10

Showing 1-10 of 60 results
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Best time to book a flight from London to Finland

Have a flexible travel schedule? Discover the best time to fly to Finland 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 Finland

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

Currently, March is the cheapest month in which you can book a flight from London to Finland (average of £30). Flying from London to Finland in July is currently the most expensive (average of £105). 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 FI?

Find hourly flight availability from London to Finland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 31 October 2025.

It’s typically best to fly out from London to Finland in the evening. Doing so could potentially save you 36% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from London to Finland?

Use this chart to determine the cheapest time to fly return from London to Finland. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London to Finland flight should consider departing on Friday afternoons when fares are most often at their lowest. Sunday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from London to Finland

Explore weekly flight availability from London to Finland. 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 31 October 2025.

The most flights from LON to FI0 are scheduled on a Thursday (32 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (18 on average).

Reviews of airlines servicing Finland

Get insights into the airlines that provide service to Finland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Finland. Reviews last updated 31 October 2025.
Read through reviews of airlines operating flights from London to Finland, such as Norwegian, Finnair, andScandinavian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Norwegian
7.8
Good
236 reviews
Check prices

Comfort

7.6

Entertainment

6.0

Food

6.6

Overall

7.8

Crew

8.2

Boarding

7.7

Reviews

1 / 2
10.0
Excellent

Kaisha,Apr 2025

BGO - OSL

Fast boarding via 3 groups, plane left and arrived early. My seat was quite hard but fine for a short domestic flight
Norwegian
7.8
Good
236 reviews
Norwegian
7.8
Good
236 reviews
Check prices

Comfort

7.6

Entertainment

6.0

Food

6.6

Overall

7.8

Crew

8.2

Boarding

7.7

Reviews

1 / 2
10.0
Excellent

Kaisha,Apr 2025

BGO - OSL

Fast boarding via 3 groups, plane left and arrived early. My seat was quite hard but fine for a short domestic flight
Finnair
7.6
Good
1,333 reviews
Norwegian
7.8
Good
236 reviews
Check prices

Comfort

7.6

Entertainment

6.0

Food

6.6

Overall

7.8

Crew

8.2

Boarding

7.7

Reviews

1 / 2
10.0
Excellent

Kaisha,Apr 2025

BGO - OSL

Fast boarding via 3 groups, plane left and arrived early. My seat was quite hard but fine for a short domestic flight
Scandinavian Airlines
7.4
Good
1,548 reviews
Norwegian
7.8
Good
236 reviews
Check prices

Comfort

7.6

Entertainment

6.0

Food

6.6

Overall

7.8

Crew

8.2

Boarding

7.7

Reviews

1 / 2
10.0
Excellent

Kaisha,Apr 2025

BGO - OSL

Fast boarding via 3 groups, plane left and arrived early. My seat was quite hard but fine for a short domestic flight
easyJet
6.9
Okay
1,840 reviews
Norwegian
7.8
Good
236 reviews
Check prices

Comfort

7.6

Entertainment

6.0

Food

6.6

Overall

7.8

Crew

8.2

Boarding

7.7

Reviews

1 / 2
10.0
Excellent

Kaisha,Apr 2025

BGO - OSL

Fast boarding via 3 groups, plane left and arrived early. My seat was quite hard but fine for a short domestic flight
Ryanair
6.8
Okay
5,188 reviews
Norwegian
7.8
Good
236 reviews
Check prices

Comfort

7.6

Entertainment

6.0

Food

6.6

Overall

7.8

Crew

8.2

Boarding

7.7

Reviews

1 / 2
10.0
Excellent

Kaisha,Apr 2025

BGO - OSL

Fast boarding via 3 groups, plane left and arrived early. My seat was quite hard but fine for a short domestic flight

Related info for your journey

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

  • How long is the flight from London to Finland?

    Ryanair, Norwegian, and easyJet can get you from London to Finland in just under 3h 10m. Your travel time will be generally consistent. The distance between London and Finland is about 1106 mi. Most flights are nonstop.

  • What are the cheapest airlines to fly from London to Finland one-way?

    The cheapest airline one-way is Ryanair, with whom users have recently found tickets for as low as £21. However, be on the lookout for offers from easyJet and Norwegian, as they are both options that can get you from London to Finland for a low price.

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

    While some choose either London Gatwick - Helsinki-Vantaa or London City - Helsinki-Vantaa, London Heathrow - Helsinki-Vantaa is the most popular route from London to Finland.

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

    Before booking your flight to Finland from London, check out the most reliable airlines to get you to your destination on time: Malaysia Airlines (73%), LATAM Airlines (71%), SriLankan Airlines( 70%).

  • What are the cheapest flights from London to Finland?

    On average you can expect to pay £1,022 for a flight from London to Finland. The cheapest flight overall is £122 while the most popular route, (London Heathrow - Helsinki-Vantaa) is currently priced at £124.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from London to Finland (average of £30). Flying from London to Finland in July is currently the most expensive (average of £105). 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

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Top 10 airlines flying from London to Finland

Discover the top 10 airlines that operate flights from London to Finland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 31 October 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£43Average£109FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
RyanairCheapest£48Average£135FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
NorwegianCheapest£61Average£176FlexibilityNo cancel feeOn-time74%
Search Norwegian flights
easyJetCheapest£110Average£279FlexibilityNo cancel feeOn-time86%
Search easyJet flights
Scandinavian AirlinesCheapest£121Average£243FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
KLMCheapest£139Average£175FlexibilityNo cancel feeOn-time75%
Search KLM flights
FinnairCheapest£141Average£345FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest£153Average£433FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£161Average£278FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
TUI AirwaysCheapest£174Average£457FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways flights

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 Finland?

Cheapflights makes it easy to find London to Finland 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 Finland?

Cheapflights helps you find that perfect flight to Finland from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Finland flexibly with Cheapflights today.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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