Cheap flights from London to Helsinki from £73

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 19/11. Fares are subject to change and may not be available on all flights or dates of travel.
LON — HEL
3 Sep — 10 Sep1
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 Thursday or Tuesday and return on a Monday

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 29 August 2025.

Round-trip from

£115

One-way from

£73

Popular in

July

Cheapest in

November

Average price

£183

Good round-trip deal

£74 or less

Good one-way deal

£41 or less
Norwegian
  • Norwegian
  • 23/9-14/10
  • 2 total stops
  • 19h 40m total
  • London to Helsinki
Norwegian
  • Norwegian
  • 19/11
  • 1 total stop
  • 27h 25m total
  • London to Helsinki
Highest demand for flights based on searches. 22% potential increase in price (£30 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£5 potential savings vs. average return price).
Average for round-trip flights in August 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 29 August 2025.

Tue 23/920:50LGW - HEL
1 stop14h 25mNorwegian
Tue 14/1007:05HEL - LGW
1 stop5h 15mNorwegian
Deal found 29/8£115
Fri 26/907:50STN - HEL
Nonstop2h 50mRyanair
Sun 28/918:00HEL - STN
Nonstop3h 00mRyanair
Deal found 28/8£115
Fri 26/907:50STN - HEL
Nonstop2h 50mMultiple Airlines
Mon 29/907:05HEL - STN
2 stops15h 00mMultiple Airlines
Deal found 29/8£115
Fri 28/1110:05LGW - HEL
Nonstop3h 00mNorwegian
Mon 1/1209:00HEL - LGW
Nonstop3h 10mNorwegian
Deal found 28/8£116
Fri 28/1117:00LGW - HEL
1 stop14h 25mNorwegian
Wed 3/1219:50HEL - LGW
1 stop22h 30mNorwegian
Deal found 27/8£117
Mon 3/1106:35STN - HEL
1 stop12h 05mMultiple Airlines
Thu 6/1105:30HEL - STN
2 stops17h 05mMultiple Airlines
Deal found 27/8£117
Thu 18/919:05LGW - HEL
1 stop12h 15mNorwegian
Sat 20/915:40HEL - LGW
1 stop19h 50mNorwegian
Deal found 28/8£118
Wed 10/1208:05STN - HEL
1 stop5h 20mMultiple Airlines
Sun 14/1219:45HEL - STN
Nonstop3h 10mMultiple Airlines
Deal found 27/8£118
Sat 4/1021:20LTN - HEL
2 stops17h 00mMultiple Airlines
Mon 6/1021:20HEL - LTN
2 stops11h 35mMultiple Airlines
Deal found 28/8£118
Mon 1/1209:15LGW - HEL
1 stop11h 10mNorwegian
Mon 8/1209:00HEL - LGW
Nonstop3h 10mNorwegian
Deal found 28/8£118
Thu 18/909:55LGW - HEL
Nonstop2h 50mNorwegian
Tue 23/907:05HEL - LGW
1 stop5h 15mNorwegian
Deal found 27/8£119
Sat 20/917:35STN - HEL
Nonstop2h 50mRyanair
Sun 12/1018:00HEL - STN
Nonstop3h 00mRyanair
Deal found 29/8£119

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 29 August 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

Sun 12/10

18:50-23:40

Nonstop2h 50m

Helsinki-Vantaa

Sun 19/10

21:15-10:20

1 stop15h 05m

£115

LondonHelsinki

STN - HEL

STNHEL

London Stansted

Fri 26/9

07:50-12:40

Nonstop2h 50m

Helsinki-Vantaa

Sun 28/9

18:00-19:00

Nonstop3h 00m

£115

LondonHelsinki

STN - HEL

STNHEL

London Stansted

Fri 3/10

07:50-12:40

Nonstop2h 50m

Helsinki-Vantaa

Mon 6/10

05:35-13:00

2 stops9h 25m

£115

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Tue 23/9

20:50-13:15

1 stop14h 25m

Helsinki-Vantaa

Tue 14/10

07:05-10:20

1 stop5h 15m

£115

LondonHelsinki

STN - HEL

STNHEL

London Stansted

Fri 26/9

07:50-12:40

Nonstop2h 50m

Helsinki-Vantaa

Mon 29/9

07:05-20:05

2 stops15h 00m

£115

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Fri 28/11

10:05-15:05

Nonstop3h 00m

Helsinki-Vantaa

Mon 1/12

09:00-10:10

Nonstop3h 10m

£116

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Tue 13/1

11:15-19:20

2 stops30h 05m

Helsinki-Vantaa

Fri 16/1

05:30-16:45

1 stop13h 15m

£116

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Mon 12/1

09:15-10:25

2 stops23h 10m

Helsinki-Vantaa

Thu 15/1

21:20-16:45

1 stop21h 25m

£116

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Fri 9/1

09:15-09:25

2 stops22h 10m

Helsinki-Vantaa

Mon 12/1

08:40-16:45

1 stop10h 05m

£116

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Fri 26/9

19:55-18:20

1 stop20h 25m

Helsinki-Vantaa

Sun 28/9

21:15-10:20

1 stop15h 05m

£117

Flights are sorted by cheapest return flights first.

Deals found on 29/8

Showing 1-10 of 60 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 22 August 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 29 August 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 29 August 2025.

The most flights from LON to HEL are scheduled on a Wednesday (42 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (32 on average).

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

What’s the top stopover airport for flights from London to Helsinki?

Share of one-stop return flights from London to Helsinki chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Stockholm (ARN) – chosen by Cheapflights users on 61% of one-stop itineraries from London to Helsinki on Cheapflights.

What’s the cheapest stopover airport for flights from London to Helsinki?

Average return fare for one-stop flights from London to Helsinki, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Stockholm (ARN) is the most affordable one-stop option, with an average return flight price of £103.

What’s the fastest stopover option from London to Helsinki?

Shortest average travel time for one-stop one-way flights from London to Helsinki, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Oslo (OSL) have the shortest average one-way travel time for one-stop routes: 4h 50m.

Which airport typically offers the quickest stopover for flights from London to Helsinki?

Average stopover duration for one-stop one-way flights from London to Helsinki, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Riga (RIX) offer the fastest connection on this route, with an average stopover time of 1h 10m.

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 29 August 2025.
Read reviews from past customers who have flown with Norwegian, airBaltic, andFinnair 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

8.1

Boarding

7.7

Entertainment

6.1

Comfort

7.6

Overall

7.8

Food

6.5

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

Crew

8.1

Boarding

7.7

Entertainment

6.1

Comfort

7.6

Overall

7.8

Food

6.5

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

Crew

8.1

Boarding

7.7

Entertainment

6.1

Comfort

7.6

Overall

7.8

Food

6.5

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

Crew

8.1

Boarding

7.7

Entertainment

6.1

Comfort

7.6

Overall

7.8

Food

6.5

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

Crew

8.1

Boarding

7.7

Entertainment

6.1

Comfort

7.6

Overall

7.8

Food

6.5

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

Crew

8.1

Boarding

7.7

Entertainment

6.1

Comfort

7.6

Overall

7.8

Food

6.5

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 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 38 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.

  • How long is the flight from London to Helsinki?

    There are many flights that can get you from London to Helsinki in 2h 50m. Fly via Norwegian, Ryanair, or Scandinavian Airlines to get the fastest option. London and Helsinki are separated by a distance of 1153 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Currently priced at £42, Ryanair will fly you from London to Helsinki and back. In addition to Ryanair, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from airBaltic and Ryanair - these airlines can fly you to your destination from £44 and £47, respectively. Ryanair is 70% 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?

    £73 is the cheapest one-way deal found within the past few days, from Norwegian. You may also be able to find cheap deals on Ryanair and Scandinavian Airlines, with prices starting from £73 and £73, 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: LATAM Airlines (76%), Malaysia Airlines (76%), SriLankan Airlines (73%).

  • What are the cheapest flights from London to Helsinki?

    The cheapest flight price from London to Helsinki is £131. On average you can expect to pay £1,048. The most popular route, (London Heathrow - Helsinki-Vantaa), can usually be booked for £123.

  • 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 29 August 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 29 August 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£42Average£107FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
airBalticCheapest£44Average£99FlexibilityNo cancel feeOn-time87%
Search airBaltic flights
RyanairCheapest£47Average£141FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
NorwegianCheapest£77Average£157FlexibilityNo cancel feeOn-time74%
Search Norwegian flights
Scandinavian AirlinesCheapest£122Average£153FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
KLMCheapest£135Average£247FlexibilityNo cancel feeOn-time75%
Search KLM flights
FinnairCheapest£140Average£242FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest£150Average£426FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£161Average£240FlexibilityNo cancel feeOn-time76%
Search Lufthansa 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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