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Cheap flights from London Heathrow Airport to Helsinki from £72

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 29/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HEL
20 11月 — 27 11月1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from London Heathrow to Helsinki-Vantaa are usually found in March or January, booked 70 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

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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 21 10月 2025.

週三 3/1213:55LHR - HEL
1 stop7h 50mScandinavian Airlines
週三 10/1216:10HEL - LHR
1 stop7h 10mScandinavian Airlines
Deal found 19/10£128
週四 20/1113:55LHR - HEL
1 stop7h 50mScandinavian Airlines
週二 25/1107:00HEL - LHR
1 stop7h 55mScandinavian Airlines
Deal found 20/10£133
週四 27/1106:40LHR - HEL
1 stop6h 45mScandinavian Airlines
週一 1/1216:10HEL - LHR
1 stop7h 10mScandinavian Airlines
Deal found 19/10£135
週二 18/1113:55LHR - HEL
1 stop7h 50mScandinavian Airlines
週二 25/1116:10HEL - LHR
1 stop5h 45mScandinavian Airlines
Deal found 20/10£137
週四 6/1113:55LHR - HEL
1 stop5h 10mScandinavian Airlines
週二 11/1116:10HEL - LHR
1 stop5h 45mScandinavian Airlines
Deal found 19/10£138
週五 7/1121:05LHR - HEL
1 stop11h 25mScandinavian Airlines
週三 12/1107:00HEL - LHR
1 stop7h 55mScandinavian Airlines
Deal found 20/10£139
週三 5/1106:40LHR - HEL
1 stop15h 05mScandinavian Airlines
週一 10/1116:10HEL - LHR
1 stop5h 45mScandinavian Airlines
Deal found 19/10£139
週三 29/1006:40LHR - HEL
1 stop6h 45mScandinavian Airlines
週三 5/1107:00HEL - LHR
1 stop12h 00mScandinavian Airlines
Deal found 20/10£142
週一 1/1213:55LHR - HEL
1 stop7h 50mScandinavian Airlines
週一 8/1207:00HEL - LHR
1 stop7h 55mScandinavian Airlines
Deal found 18/10£142

Cheap 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 21 10月 2025.

Round-trip from

£121

One-way from

£72

Popular in

December

Cheapest in

March

Average price

£194

Good round-trip deal

£322 or less

Good one-way deal

£166 or less
Scandinavian Airlines
  • Scandinavian Airlines
  • 9/3-15/3
  • 2 total stops
  • 15h 45m total
  • London to Helsinki
Search Deals
Scandinavian Airlines
  • Scandinavian Airlines
  • 29/10
  • 1 total stop
  • 6h 45m total
  • London to Helsinki
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£14 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% 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 Heathrow to Helsinki-Vantaa.
Search Deals
Price to beat on a one-way flight from London Heathrow to Helsinki-Vantaa.
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Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 21 10月 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Helsinki that are best for you.

Fly from

Heathrow

Fly to

Helsinki

Route

Depart

Return

Price

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

週五 21/11

21:05-10:30

1 stop11h 25m

Helsinki-Vantaa

週一 24/11

10:50-17:00

1 stop8h 10m

£133

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

週二 18/11

13:55-23:45

1 stop7h 50m

Helsinki-Vantaa

週二 25/11

16:10-19:55

1 stop5h 45m

£137

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

週一 1/12

13:55-23:45

1 stop7h 50m

Helsinki-Vantaa

週一 8/12

07:00-12:55

1 stop7h 55m

£142

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

週四 12/2

06:40-21:05

1 stop12h 25m

Helsinki-Vantaa

週日 15/2

14:25-19:55

1 stop7h 30m

£142

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

週四 20/11

09:55-21:05

1 stop9h 10m

Helsinki-Vantaa

週三 26/11

11:05-17:00

1 stop7h 55m

£142

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

週三 21/1

06:40-15:25

1 stop6h 45m

Helsinki-Vantaa

週日 25/1

07:00-12:55

1 stop7h 55m

£142

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

週四 26/2

21:05-10:35

1 stop11h 30m

Helsinki-Vantaa

週一 2/3

16:10-21:20

1 stop7h 10m

£142

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

週一 24/11

06:40-15:25

1 stop6h 45m

Helsinki-Vantaa

週日 30/11

06:15-09:20

1 stop5h 05m

£153

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

週一 8/12

06:40-20:20

1 stop11h 40m

Helsinki-Vantaa

週二 9/12

16:10-19:55

1 stop5h 45m

£153

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

週五 7/11

13:55-10:30

1 stop18h 35m

£75

Flights are sorted by cheapest return flights first.

Deals found on 19/10

Showing 1-10 of 20 results
1
2

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 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 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 return flight from Heathrow to Helsinki. Price data was last updated on 17 October 2025.

The price you pay for your flight from London Heathrow Airport to Helsinki may vary depending on when you book. For the best chance of a lower fare, look to book 70 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from London Heathrow Airport to Helsinki?

Currently, July is the cheapest month in which you can book a flight from London Heathrow Airport to Helsinki (average of £104). Flying from London Heathrow Airport to Helsinki in May is currently the most expensive (average of £136). 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 21 10月 2025.

When flying from London Heathrow Airport to Helsinki, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 72% versus a flight in the afternoon.

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

Use this chart to determine the cheapest time to fly return from Heathrow to Helsinki. Price data was last updated on 19 October 2025.

Travellers seeking maximum savings on their London Heathrow Airport 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.

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 21 10月 2025.
See what other customers who have flown with KLM, Finnair, andScandinavian Airlines from London Heathrow Airport to Helsinki have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,404 reviews
Check prices

Crew

8.4

Comfort

7.6

Entertainment

7.1

Overall

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,404 reviews
KLM
7.7
Good
1,404 reviews
Check prices

Crew

8.4

Comfort

7.6

Entertainment

7.1

Overall

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Finnair
7.6
Good
1,333 reviews
KLM
7.7
Good
1,404 reviews
Check prices

Crew

8.4

Comfort

7.6

Entertainment

7.1

Overall

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Scandinavian Airlines
7.4
Good
1,533 reviews
KLM
7.7
Good
1,404 reviews
Check prices

Crew

8.4

Comfort

7.6

Entertainment

7.1

Overall

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Lufthansa
6.8
Okay
7,506 reviews
KLM
7.7
Good
1,404 reviews
Check prices

Crew

8.4

Comfort

7.6

Entertainment

7.1

Overall

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
British Airways
6.7
Okay
7,461 reviews
KLM
7.7
Good
1,404 reviews
Check prices

Crew

8.4

Comfort

7.6

Entertainment

7.1

Overall

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

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) is the airport you will fly into if you book a flight from London Heathrow to Helsinki. You should not have trouble finding flights to Helsinki-Vantaa from London Heathrow; the airport handles an average of 36 inbound flights from London Heathrow per day. You should also have plenty of airline options to choose from since 7 airlines have flights to the Helsinki airport from London Heathrow. It is only a 10.6 mi journey from Helsinki-Vantaa (HEL) to Helsinki’s city center.

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

    A quick flight from London Heathrow Airport to Helsinki can take about 11h 25m. Scandinavian Airlines provides one of the quickest options available for as low as £133. The distance between London Heathrow Airport and Helsinki is about 1147 mi.

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

    Ryanair, at £48, was found to be the cheapest airline from London Heathrow Airport to Helsinki.Alternate airlines flying return to your destination include Norwegian and Scandinavian Airlines. These flights start at 77% lower than the current average price 3 months from now.

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

    Before booking your flight to Helsinki from London Heathrow Airport, 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 Heathrow Airport to Helsinki?

    Looking for the cheapest flight from London Heathrow Airport to Helsinki? While on average our users pay £1,056, our data indicates the cheapest price to be £128. The most popular route (London Heathrow - Helsinki-Vantaa), is priced around £121.

  • 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 holiday 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, July is the cheapest month in which you can book a flight from London Heathrow Airport to Helsinki (average of £104). Flying from London Heathrow Airport to Helsinki in May is currently the most expensive (average of £136). 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 Heathrow to Helsinki on these airlines

Choose from the following airlines for your flight from Heathrow to Helsinki. Flights are based on user searches made on Cheapflights and were last updated on 21 10月 2025.
Finnair flights from London Heathrow to Helsinki-Vantaa
Scandinavian Airlines flights from London Heathrow to Helsinki-Vantaa
Ryanair flights from London Heathrow to Helsinki-Vantaa

Top 7 airlines flying from Heathrow to Helsinki

Discover the top 7 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 858,174 searches. Data last updated 21 10月 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£48Average£157FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
NorwegianCheapest£60Average£135FlexibilityNo cancel feeOn-time74%
Search Norwegian flights
Scandinavian AirlinesCheapest£124Average£155FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
KLMCheapest£136Average£170FlexibilityNo cancel feeOn-time75%
Search KLM flights
FinnairCheapest£138Average£244FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest£151Average£400FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£164Average£237FlexibilityNo 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 Heathrow to Helsinki?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Helsinki. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Helsinki?

Millions of users choose and trust Cheapflights to book the best flight deals from Heathrow 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 Heathrow to Helsinki with no change fees?

Need flexible booking options for your flight to Helsinki from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Heathrow to Helsinki become cheaper?

Yes! Start tracking prices for Heathrow to Helsinki flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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