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Cheap flights from London to Helsinki from £79

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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
LON — HEL
20 Jul — 27 Jul1
1 adult

Cheapflights Tip: The best prices from London to Helsinki-Vantaa are usually found in November or March, booked 75 days in advance, depart on a Monday or Tuesday and return on a Saturday

Cheap 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 15 July 2025.

Round-trip from

£111

One-way from

£79

Popular in

July

Cheapest in

November

Average price

£228

Good round-trip deal

£101 or less

Good one-way deal

£47 or less
Norwegian
  • Norwegian
  • 21/11-24/11
  • 2 total stops
  • 14h 05m total
  • London to Helsinki
5/10
  • 5/10
  • 1 total stop
  • 14h 30m total
  • London to Helsinki
Highest demand for flights based on searches. 23% potential increase in price (£33 potential increase over avg. return price).
Cheapest flight prices on average. 5% potential price decrease (£7 potential savings vs. average return price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from London (LON) to Helsinki-Vantaa.
Price to beat on a one-way flight from London (LON) to Helsinki-Vantaa.

Find flight deals from London to Helsinki

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 15 July 2025.

Fri 21/1113:00LGW - HEL
1 stop7h 25mNorwegian
Mon 24/1107:40HEL - LGW
1 stop6h 40mNorwegian
Deal found 13/7£111
Sat 25/1017:35STN - HEL
Nonstop2h 50mRyanair
Sun 26/1010:00HEL - STN
1 stop12h 50mRyanair
Deal found 13/7£111
Sat 27/909:25STN - HEL
1 stop6h 55mMultiple Airlines
Sun 28/918:00HEL - STN
Nonstop3h 00mMultiple Airlines
Deal found 13/7£113
Sat 29/1109:25LGW - HEL
1 stop13h 05mMultiple Airlines
Sun 30/1116:40HEL - LGW
Nonstop3h 10mMultiple Airlines
Deal found 13/7£119
Sun 7/921:20LTN - HEL
2 stops22h 00mMultiple Airlines
Tue 9/907:05HEL - LTN
2 stops15h 35mMultiple Airlines
Deal found 14/7£125
Wed 20/806:40LHR - HEL
1 stop8h 15mScandinavian Airlines
Thu 21/807:10HEL - LHR
1 stop7h 45mScandinavian Airlines
Deal found 13/7£126
Fri 26/917:20LGW - HEL
1 stop5h 00mairBaltic
Mon 29/921:20HEL - LGW
1 stop12h 55mairBaltic
Deal found 14/7£138
Sat 8/1115:00LHR - HEL
1 stop5h 35mAir France
Sun 9/1106:30HEL - LHR
1 stop6h 00mAir France
Deal found 13/7£149
Sun 7/918:05LHR - HEL
1 stop4h 20mMultiple Airlines
Tue 9/921:05HEL - LHR
Nonstop3h 05mMultiple Airlines
Deal found 14/7£157
Fri 14/1108:40LCY - HEL
1 stop6h 45mKLM
Sun 16/1114:05HEL - LCY
1 stop7h 30mKLM
Deal found 14/7£178
Tue 19/808:45LCY - HEL
1 stop13h 40mLufthansa
Wed 27/806:10HEL - LCY
1 stop12h 15mLufthansa
Deal found 14/7£220
Wed 3/917:00LCY - HEL
1 stop5h 25mMultiple Airlines
Wed 10/906:10HEL - LCY
1 stop12h 15mMultiple Airlines
Deal found 14/7£287

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 858,174 searches. Data last updated 15 July 2025.
Use the filters below to find and compare flights from London to Helsinki that are best for you.

Fly from

London

Fly to

Helsinki

Route

Depart

Return

Price

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Fri 21/11

13:00-22:25

1 stop7h 25m

Helsinki-Vantaa

Mon 24/11

07:40-12:20

1 stop6h 40m

£111

LondonHelsinki

STN - HEL

STNHEL

London Stansted

Sat 25/10

17:35-22:25

Nonstop2h 50m

Helsinki-Vantaa

Sun 26/10

10:00-20:50

1 stop12h 50m

£111

LondonHelsinki

STN - HEL

STNHEL

London Stansted

Sat 27/9

09:25-18:20

1 stop6h 55m

Helsinki-Vantaa

Sun 28/9

18:00-19:00

Nonstop3h 00m

£113

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Sat 29/11

09:25-00:30

1 stop13h 05m

Helsinki-Vantaa

Sun 30/11

16:40-17:50

Nonstop3h 10m

£119

LondonHelsinki

LTN - HEL

LTNHEL

London Luton

Sun 7/9

21:20-21:20

2 stops22h 00m

Helsinki-Vantaa

Tue 9/9

07:05-20:40

2 stops15h 35m

£125

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Wed 20/8

06:40-16:55

1 stop8h 15m

Helsinki-Vantaa

Thu 21/8

07:10-12:55

1 stop7h 45m

£126

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Fri 26/9

17:20-00:20

1 stop5h 00m

Helsinki-Vantaa

Mon 29/9

21:20-08:15

1 stop12h 55m

£138

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Sat 8/11

15:00-22:35

1 stop5h 35m

Helsinki-Vantaa

Sun 9/11

06:30-10:30

1 stop6h 00m

£149

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Sun 7/9

18:05-00:25

1 stop4h 20m

Helsinki-Vantaa

Tue 9/9

21:05-22:10

Nonstop3h 05m

£157

LondonHelsinki

LCY - HEL

LCYHEL

London City

Fri 14/11

08:40-17:25

1 stop6h 45m

Helsinki-Vantaa

Sun 16/11

14:05-19:35

1 stop7h 30m

£178

Flights are sorted by cheapest return flights first.

Deals found on 13/7

Showing 1-10 of 27 results
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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

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

Use this chart to determine the optimal time to book a return flight from London to Helsinki. Price data was last updated on 11 July 2025.

To ensure you get the cheapest price possible for a flight from London to Helsinki, you should look to book at least 75 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 month to book a flight from London to Helsinki?

Currently, November is the cheapest month in which you can book a flight from London to Helsinki (average of £92). Flying from London to Helsinki in July is currently the most expensive (average of £305). 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 15 July 2025.

It’s optimal to fly from London to Helsinki in the evening. By choosing this option you can save up to 77% on the cost of your flight, compared to a flight at midday.

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

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

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

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 15 July 2025.

The most flights from LON to HEL are scheduled on a Monday (42 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (36 on average).

Reviews of airlines servicing Helsinki

Get insights into the airlines that provide service to Helsinki. 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 Helsinki. Reviews last updated 15 July 2025.
Read reviews from past customers who have flown with KLM, airBaltic, andNorwegian from London to Helsinki. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.4

Food

7.3

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Crew

8.4

Food

7.3

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Crew

8.4

Food

7.3

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Crew

8.4

Food

7.3

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Crew

8.4

Food

7.3

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Crew

8.4

Food

7.3

Comfort

7.7

Boarding

7.8

Entertainment

7.1

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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 airports serve London to Helsinki flights?

    There are a number of good flight connections to Helsinki from London. There are two key airports commonly serving London to Helsinki flights, namely Heathrow and Gatwick. While both are within proximity to the city, Heathrow is the closest, situated just to the west of the city centre, with Gatwick being further south. Both airports see more passengers through their doors than any others in the UK, with Heathrow taking the lead. Helsinki Airport is the fourth busiest airport across the Nordic countries and is the primary international airport serving the Finnish capital and its surrounding area. Helsinki airport can be found just a short distance north of the city centre.

  • Which airlines fly directly from London to Helsinki?

    Through Cheapflights, you can easily browse the most convenient and direct options currently available to you. You'll find that it is possible to fly directly from London to Helsinki with several reputable airlines to choose from, including Finnair and British Airways. Both will take you straight from Heathrow to Helsinki in just a couple of hours. There are also direct flights coming out of Gatwick to Helsinki, where you can opt to fly with airlines like Norwegian Air Shuttle.

  • What are the stopover options between London to Helsinki?

    It is more than viable to have a stopover between London and Helsinki if you choose to do so. Some of the more common options are to travel with SAS Airlines, where you would find yourself having a brief stopover in Stockholm, or with AirBaltic, stopping over in Riga, Latvia, before continuing onwards to Helsinki. You may be able to find significantly cheaper flights by choosing to have a brief stopover, adding only an hour or two to your total travel time. By including the option to stopover in your search through Cheapflights, you will be presented with more choice when it comes to available dates, as well as the time of day you can fly.

  • Do I need a passport or visa to fly from London to Helsinki?

    You will need to bring along your valid UK passport to allow you to enter Finland but you do not currently require a visa if you plan to visit Finland as a tourist for less than 90 days. Something to keep in mind, however, is that any visits to other Schengen countries during the 180 days before you travel to Finland will count towards those 90 days. If you wish to stay in Finland for longer than this time period Finnish government entry requirements must be met and a visa may be required. We recommend taking a look at the Finnish government website for further information and advice. 

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

    Helsinki-Vantaa (HEL) is the airport you will fly into if you book a flight from London to Helsinki. You should not have trouble finding flights to Helsinki-Vantaa from London; the airport handles an average of 40 inbound flights from London per day. You should also have plenty of airline options to choose from since 9 airlines have flights to the Helsinki airport from London. It is only a 10.6 mi journey from Helsinki-Vantaa (HEL) to Helsinki’s city center.

  • What are the cheapest airlines flying from London to Helsinki round-trip?

    Currently priced at £111, Norwegian will fly you from London to Helsinki and back. In addition to Norwegian, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Ryanair and Scandinavian Airlines - these airlines can fly you to your destination from £111 and £126, respectively. Norwegian is 24% cheaper than the average price of flights available within the next 90 days to this destination.

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

    £80 is the cheapest one-way deal found within the past few days, from Norwegian. You may also be able to find cheap deals on Scandinavian Airlines and Ryanair, with prices starting from £80 and £82, respectively.

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

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

    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 Helsinki on time: Japan Airlines (82%), Malaysia Airlines (80%), American Airlines (78%).

  • What are the cheapest flights from London to Helsinki?

    The cheapest flight price from London to Helsinki is £115. On average you can expect to pay £1,219. The most popular route, (London Heathrow - Helsinki-Vantaa), can usually be booked for £126.

  • 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, November is the cheapest month in which you can book a flight from London to Helsinki (average of £92). Flying from London to Helsinki in July is currently the most expensive (average of £305). 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
Espoo
Vantaa

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Fly from London to Helsinki on these airlines

Choose from the following airlines for your flight from London to Helsinki. Flights are based on user searches made on Cheapflights and were last updated on 15 July 2025.

Top 9 airlines flying from London to Helsinki

Discover the top 9 airlines that operate flights from London to Helsinki. 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 15 July 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£42Average£107FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
airBalticCheapest£44Average£103FlexibilityNo cancel feeOn-time87%
Search airBaltic flights
RyanairCheapest£52Average£123FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
NorwegianCheapest£78Average£171FlexibilityNo cancel feeOn-time74%
Search Norwegian flights
Scandinavian AirlinesCheapest£123Average£156FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
KLMCheapest£136Average£244FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£137Average£236FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
FinnairCheapest£143Average£246FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest£201Average£424FlexibilityNo cancel feeOn-time70%
Search British 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 Helsinki?

Cheapflights makes it easy to find London to Helsinki 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 Helsinki?

Millions of users choose and trust Cheapflights to book the best flight deals from London to Helsinki for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes, we can. To see specific flights from London to Helsinki with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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.

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