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$106+ Cheap flights from Heathrow (LHR) to Helsinki (HEL)

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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HEL
May 21 — May 281
Thu 5/21
Thu 5/28
1 adult, Economy
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Cheapflights Tip: The best prices from London Heathrow to Helsinki-Vantaa are usually found in March or October, booked 69 days in advance, depart on a Thursday or Monday and return on a Wednesday

Cheap flight deals from Heathrow to Helsinki

Cheapest flights from Heathrow to Helsinki
Explore the most affordable flight options available from Heathrow to Helsinki. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 21, 2026.

This FlightHub deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/76:40 am
LHR
-
HEL
1 stop7h 05m
Scandinavian Airlines
Tue 5/127:15 am
HEL
-
LHR
1 stop7h 40m
Scandinavian Airlines
Deal found 4/20$198
This FlightHub deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/86:40 pm
LHR
-
HEL
1 stop4h 50m
Scandinavian Airlines
Tue 5/127:15 am
HEL
-
LHR
1 stop7h 40m
Scandinavian Airlines
Deal found 4/19$213
This FlightHub deal was found by Cheapflights users on 4/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:40 am
LHR
-
HEL
1 stop6h 00m
Scandinavian Airlines
Tue 5/121:25 pm
HEL
-
LHR
1 stop5h 35m
Scandinavian Airlines
Deal found 4/18$216
This FlightHub deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/61:55 pm
LHR
-
HEL
1 stop4h 40m
Scandinavian Airlines
Sat 5/96:10 am
HEL
-
LHR
1 stop5h 10m
Scandinavian Airlines
Deal found 4/19$217
This Kiwi.com deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/41:55 pm
LHR
-
HEL
1 stop7h 55m
Scandinavian Airlines
Fri 5/87:15 am
HEL
-
LHR
1 stop7h 40m
Scandinavian Airlines
Deal found 4/19$219
This Scandinavian Airlines deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/281:55 pm
LHR
-
HEL
1 stop7h 55m
Scandinavian Airlines
Wed 5/61:25 pm
HEL
-
LHR
1 stop8h 30m
Scandinavian Airlines
Deal found 4/20$220

Find flight deals from Heathrow to Helsinki

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) 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 April 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$198
(FlightHub)

One-way from

$106
(Super.com)

Popular in

April

Cheapest in

March

Average price

$400

Good round-trip deal

$411 or less

Good one-way deal

$217 or less
Provider with most accurate pricing for London Heathrow-Helsinki-Vantaa flight deals.
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Provider most trusted by Cheapflights users for London Heathrow-Helsinki-Vantaa flights.
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From London Heathrow to Helsinki-Vantaa
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One-way flight from London Heathrow to Helsinki-Vantaa
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($13 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
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Price to beat on a round-trip flight from London Heathrow to Helsinki-Vantaa.
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Price to beat on a one-way flight from London Heathrow to Helsinki-Vantaa.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow 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 2,558,603 searches. Data last updated April 21, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Helsinki that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Fri 9/25

9:05 pm-9:35 am

1 stop10h 30m

Helsinki-Vantaa

Sat 10/3

7:15 pm-8:55 am

1 stop15h 40m

$220

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Fri 5/1

6:40 am-3:20 pm

1 stop6h 40m

Helsinki-Vantaa

Mon 5/4

7:15 am-12:55 pm

1 stop7h 40m

$236

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Thu 5/7

6:40 am-3:45 pm

1 stop7h 05m

Helsinki-Vantaa

Sat 5/9

6:10 am-9:20 am

1 stop5h 10m

$236

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Thu 5/7

7:05 am-3:45 pm

2 stops6h 40m

Helsinki-Vantaa

Tue 5/12

11:05 am-4:00 pm

2 stops6h 55m

$278

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Fri 5/8

1:55 pm-11:50 pm

1 stop7h 55m

Helsinki-Vantaa

Sat 5/9

6:10 am-9:20 am

1 stop5h 10m

$281

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Wed 5/20

10:35 am-8:35 pm

2 stops8h 00m

Helsinki-Vantaa

Fri 5/22

7:15 am-12:55 pm

1 stop7h 40m

$284

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Sat 6/13

2:45 pm-12:25 am

1 stop7h 40m

Helsinki-Vantaa

Thu 6/18

7:00 am-10:45 am

1 stop5h 45m

$319
Quickest round-trip

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Fri 8/14

6:10 pm-11:00 pm

Nonstop2h 50m

Helsinki-Vantaa

Wed 8/19

7:30 pm-8:40 pm

Nonstop3h 10m

$326

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Fri 5/8

3:35 pm-11:50 pm

2 stops6h 15m

Helsinki-Vantaa

Sun 5/10

11:55 am-5:00 pm

1 stop7h 05m

$341
Cheapest one-way

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Thu 6/4

9:05 pm-10:35 am

1 stop11h 30m

$144

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Compare providers for flights from Heathrow to Helsinki

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to Helsinki in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy2 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
MytripPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on London Heathrow Airport-Helsinki flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Helsinki flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Helsinki flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London Heathrow Airport-Helsinki flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-Helsinki flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Heathrow to Helsinki

Have a flexible travel schedule? Discover the best time to fly to Helsinki from Heathrow with our price prediction graph.
Estimated round-trip 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 Heathrow Airport to Helsinki

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

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Helsinki. Price data was last updated on April 17, 2026.

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Helsinki, you should look to book at least 69 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 Heathrow Airport to Helsinki?

Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Helsinki (average of $240). Flying from London Heathrow Airport to Helsinki in April is currently the most expensive (average of $400). 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 LHR to HEL?

Find hourly flight availability from Heathrow 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 April 21, 2026.

When flying from London Heathrow Airport 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.

How much does it cost to fly round-trip from London Heathrow Airport to Helsinki?

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 April 21, 2026.
Get a feel of what it's like to fly with Finnair and Scandinavian Airlines from London Heathrow Airport to Helsinki by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.7
Good
1,390 reviews

Entertainment

6.9

Comfort

7.4

Food

6.7

Boarding

7.7

Crew

8.2

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

HEL - KAO

It’s a small plane with minimal service and luggage space
Finnair
7.7
Good
1,390 reviews
Finnair
7.7
Good
1,390 reviews

Entertainment

6.9

Comfort

7.4

Food

6.7

Boarding

7.7

Crew

8.2

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

HEL - KAO

It’s a small plane with minimal service and luggage space
Scandinavian Airlines
7.3
Good
1,750 reviews
Finnair
7.7
Good
1,390 reviews

Entertainment

6.9

Comfort

7.4

Food

6.7

Boarding

7.7

Crew

8.2

Overall

7.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

HEL - KAO

It’s a small plane with minimal service and luggage space

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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 Heathrow?

    Helsinki-Vantaa (HEL), located 10.6 mi from the city center, is the airport you fly into when you book flights from London Heathrow to Helsinki. 2 airlines have flights to Helsinki-Vantaa from London Heathrow on a regular basis. Booking flights from London Heathrow to Helsinki-Vantaa should not be difficult; the airport handles an average of 24 inbound flights from London Heathrow per day.

  • How long is the flight from London Heathrow Airport to Helsinki?

    There are many flights that can get you from London Heathrow Airport to Helsinki in 7h 05m. Fly via Scandinavian Airlines to get the fastest option. Airlines will cover a distance of 1147 mi.

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

    Currently priced at $175, Scandinavian Airlines will fly you from London Heathrow Airport to Helsinki and back. In addition to Scandinavian Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Finnair for as low as $207. Scandinavian Airlines is currently priced 43% below the average price you’ll pay for this route.

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

    To fly one-way, consider booking your trip with Scandinavian Airlines, which is currently one of the cheapest options available, starting at $109. Finnair flights start at $150 while deals on Lufthansa start at $298 one-way.

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

    Consider LATAM Airlines (91%), Japan Airlines (89%) or Malaysia Airlines (89%) when booking your flight. These represent the most reliable airlines when flying from London Heathrow Airport to Helsinki.

  • What are the cheapest flights from London Heathrow Airport to Helsinki?

    Looking at all options, your cheapest flight can be booked for $181. While the most popular route (London Heathrow - Helsinki-Vantaa) can be booked for $239 on average, our data indicates $1,177 when flying from London Heathrow Airport to Helsinki.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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 Heathrow Airport to Helsinki?

    Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Helsinki (average of $240). Flying from London Heathrow Airport to Helsinki in April is currently the most expensive (average of $400). 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

Traveling to a place near Helsinki?

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

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Top 2 airlines flying from Heathrow to Helsinki

Discover the top 2 airlines that operate flights from Heathrow 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 2,558,603 searches. Data last updated April 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$175Average$206FlexibilityNo cancel feeOn-time77%
FinnairCheapest$207Average$362FlexibilityNo cancel feeOn-time76%

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