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$137+ 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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HEL
Aug 12 — Aug 191
Wed 8/12
Wed 8/19
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 63 days in advance, depart on a Sunday or Wednesday and return on a Tuesday

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 July 13, 2026.

This Trip.com deal was found by Cheapflights users on 7/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:40 am
LHR
-
HEL
1 stop7h 05m
Scandinavian Airlines
Tue 8/251:25 pm
HEL
-
LHR
1 stop5h 35m
Scandinavian Airlines
Deal found 7/9$208
This FlightHub deal was found by Cheapflights users on 7/11. 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 10/141:55 pm
LHR
-
HEL
1 stop7h 55m
Scandinavian Airlines
Sat 10/177:15 am
HEL
-
LHR
1 stop7h 40m
Scandinavian Airlines
Deal found 7/11$209
This oojo deal was found by Cheapflights users on 7/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/126:40 am
LHR
-
HEL
1 stop4h 15m
Scandinavian Airlines
Mon 10/197:15 am
HEL
-
LHR
1 stop7h 40m
Scandinavian Airlines
Deal found 7/9$211
This Gotogate deal was found by Cheapflights users on 7/12. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/91:55 pm
LHR
-
HEL
1 stop7h 55m
Scandinavian Airlines
Sun 12/136:35 pm
HEL
-
LHR
1 stop4h 45m
Scandinavian Airlines
Deal found 7/12$214
This Kiwi.com deal was found by Cheapflights users on 7/9. 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.
Tue 8/189:55 am
LHR
-
HEL
1 stop8h 40m
Scandinavian Airlines
Thu 8/274:00 pm
HEL
-
LHR
1 stop7h 40m
Scandinavian Airlines
Deal found 7/9$216
This Scandinavian Airlines deal was found by Cheapflights users on 7/11. 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.
Mon 10/126:40 am
LHR
-
HEL
1 stop4h 15m
Scandinavian Airlines
Thu 10/151:25 pm
HEL
-
LHR
1 stop8h 30m
Scandinavian Airlines
Deal found 7/11$221
This Booking.com deal was found by Cheapflights users on 7/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/119:05 pm
LHR
-
HEL
1 stop10h 10m
Scandinavian Airlines
Sun 11/156:35 pm
HEL
-
LHR
1 stop16h 20m
Scandinavian Airlines
Deal found 7/9$222
This Gotogate deal was found by Cheapflights users on 7/12. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:05 pm
LHR
-
HEL
1 stop13h 10m
Multiple Airlines
Sun 12/137:50 am
HEL
-
LHR
Nonstop3h 20m
Multiple Airlines
Deal found 7/12$223
This Gotogate deal was found by Cheapflights users on 7/12. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/31:55 pm
LHR
-
HEL
1 stop7h 55m
Multiple Airlines
Tue 12/87:50 am
HEL
-
LHR
Nonstop3h 20m
Multiple Airlines
Deal found 7/12$224
This oojo deal was found by Cheapflights users on 7/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/11:55 pm
LHR
-
HEL
1 stop7h 55m
Scandinavian Airlines
Fri 12/46:15 am
HEL
-
LHR
1 stop5h 05m
Scandinavian Airlines
Deal found 7/9$225

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 July 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$208
(Trip.com)

One-way from

$137
(Mytrip)

Popular in

December

Cheapest in

March

Average price

$398

Good round-trip deal

$393 or less

Good one-way deal

$221 or less
Provider with most accurate pricing for London Heathrow-Helsinki-Vantaa flight deals.
Search Deals
Provider most trusted by Cheapflights users for London Heathrow-Helsinki-Vantaa flights.
Search Deals
From London Heathrow to Helsinki-Vantaa
Search Deals
One-way flight from London Heathrow to Helsinki-Vantaa
Search Deals
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to Helsinki-Vantaa.
Search Deals
Price to beat on a one-way flight from London Heathrow to Helsinki-Vantaa.
Search Deals

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 July 13, 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

Mon 10/12

6:10 pm-11:00 pm

Nonstop2h 50m

Helsinki-Vantaa

Mon 10/19

4:00 pm-5:05 pm

Nonstop3h 05m

$355

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Fri 9/11

7:30 am-12:15 pm

Nonstop2h 45m

Helsinki-Vantaa

Sun 9/13

7:30 pm-8:40 pm

Nonstop3h 10m

$367

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Sat 12/19

6:40 am-7:10 pm

2 stops10h 30m

Helsinki-Vantaa

Sat 1/2

7:45 pm-8:55 am

1 stop15h 10m

$370
Quickest round-trip

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Fri 8/14

7:30 am-12:15 pm

Nonstop2h 45m

Helsinki-Vantaa

Wed 8/19

4:00 pm-5:05 pm

Nonstop3h 05m

$410

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Fri 7/24

6:40 am-3:20 pm

1 stop6h 40m

Helsinki-Vantaa

Sat 7/25

6:35 am-1:35 pm

1 stop9h 00m

$423

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Thu 7/23

6:40 am-7:10 pm

2 stops10h 30m

Helsinki-Vantaa

Mon 7/27

9:35 am-5:00 pm

1 stop9h 25m

$427

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Wed 10/14

7:30 am-12:15 pm

Nonstop2h 45m

Helsinki-Vantaa

Sat 10/17

8:00 am-9:10 am

Nonstop3h 10m

$435

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Mon 8/3

7:30 am-12:15 pm

Nonstop2h 45m

Helsinki-Vantaa

Sun 8/9

8:00 am-9:10 am

Nonstop3h 10m

$460

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Thu 8/27

10:35 am-8:35 pm

2 stops8h 00m

Helsinki-Vantaa

Sun 8/30

10:40 am-5:40 pm

2 stops9h 00m

$462
Cheapest one-way

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Sun 12/13

6:30 am-5:25 pm

1 stop8h 55m

$140

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/8

Showing 1-10 of 17 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 July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
Kiwi.comPrice Accuracy3 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?

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Helsinki, you should look to book at least 62 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 $250). Flying from London Heathrow Airport to Helsinki in December 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 July 13, 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 July 13, 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
7.6
Good
1,419 reviews

Food

6.7

Crew

8.2

Entertainment

6.9

Boarding

7.7

Overall

7.6

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

LAX - HEL

All crew members are really nice behavior. Devdutt also nice person.
Finnair
7.6
Good
1,419 reviews
Finnair
7.6
Good
1,419 reviews

Food

6.7

Crew

8.2

Entertainment

6.9

Boarding

7.7

Overall

7.6

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

LAX - HEL

All crew members are really nice behavior. Devdutt also nice person.
Scandinavian Airlines
7.4
Good
1,878 reviews
Finnair
7.6
Good
1,419 reviews

Food

6.7

Crew

8.2

Entertainment

6.9

Boarding

7.7

Overall

7.6

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

LAX - HEL

All crew members are really nice behavior. Devdutt also nice person.

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 27 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 2h 50m. Fly via Finnair or Scandinavian Airlines to get the fastest option. Airlines will cover a distance of 1147 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 $228. Scandinavian Airlines is currently priced 46% below the average price you’ll pay for this route.

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

    Consider Malaysia Airlines (84%), LATAM Airlines (80%) or Japan Airlines (79%) 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 $192. While the most popular route (London Heathrow - Helsinki-Vantaa) can be booked for $239 on average, our data indicates $1,429 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 $250). Flying from London Heathrow Airport to Helsinki in December 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

Browse thousands of different options on Cheapflights for your next trip

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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 July 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$175Average$227FlexibilityNo cancel feeOn-time77%
FinnairCheapest$228Average$436FlexibilityNo cancel feeOn-time76%

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