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Cheap flights from Helsinki to London Heathrow Airport from £56

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 16/3. Fares are subject to change and may not be available on all flights or dates of travel.
HEL — LHR
14 Nov — 21 Nov1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Helsinki-Vantaa to London Heathrow are usually found in February or March, booked 86 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Helsinki to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Helsinki (HEL) to Heathrow (LHR). 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 October 2025.

Round-trip from

£122

One-way from

£56

Popular in

August

Cheapest in

February

Average price

£222

Good round-trip deal

£189 or less

Good one-way deal

£159 or less
Scandinavian Airlines
  • Scandinavian Airlines
  • 22/1-28/1
  • 2 total stops
  • 26h 35m total
  • Helsinki to London
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16/3
  • 16/3
  • 1 total stop
  • 15h 40m total
  • Helsinki to London
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Highest demand for flights based on searches. 4% potential increase in price (£8 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£3 potential savings vs. average return price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Helsinki-Vantaa to London Heathrow.
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Price to beat on a one-way flight from Helsinki-Vantaa to London Heathrow.
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Find flight deals from Helsinki to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Helsinki to Heathrow
Explore the most affordable flight options available from Helsinki to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 October 2025.

Thu 27/1111:20HEL - LHR
1 stop6h 40mScandinavian Airlines
Thu 4/1206:40LHR - HEL
1 stop12h 25mScandinavian Airlines
Deal found 13/10£129
Thu 13/1106:15HEL - LHR
1 stop5h 05mScandinavian Airlines
Thu 20/1109:55LHR - HEL
1 stop9h 10mScandinavian Airlines
Deal found 13/10£135
Tue 11/1111:05HEL - LHR
1 stop7h 55mScandinavian Airlines
Tue 18/1106:40LHR - HEL
1 stop15h 05mScandinavian Airlines
Deal found 13/10£136
Tue 4/1107:00HEL - LHR
1 stop12h 00mScandinavian Airlines
Fri 14/1121:05LHR - HEL
1 stop11h 25mScandinavian Airlines
Deal found 14/10£137
Thu 13/1111:05HEL - LHR
1 stop7h 55mScandinavian Airlines
Wed 19/1121:05LHR - HEL
1 stop11h 30mScandinavian Airlines
Deal found 13/10£138
Wed 5/1111:05HEL - LHR
1 stop7h 55mScandinavian Airlines
Mon 17/1113:55LHR - HEL
1 stop7h 50mScandinavian Airlines
Deal found 13/10£140
Thu 20/1107:00HEL - LHR
1 stop7h 55mScandinavian Airlines
Tue 25/1121:05LHR - HEL
1 stop11h 30mScandinavian Airlines
Deal found 13/10£140
Mon 10/1116:10HEL - LHR
1 stop7h 10mScandinavian Airlines
Mon 17/1113:55LHR - HEL
1 stop7h 50mScandinavian Airlines
Deal found 13/10£141

Cheapflights Fare Finder

 
Customise your flight search to find flights from Helsinki to Heathrow 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 October 2025.
Use the filters below to find and compare flights from Helsinki to London Heathrow Airport that are best for you.

Fly from

Helsinki

Fly to

Heathrow

Route

Depart

Return

Price

HelsinkiLondon

HEL - LHR

HELLHR

Helsinki-Vantaa

Thu 15/1

11:05-21:20

1 stop12h 15m

London Heathrow

Thu 22/1

10:20-15:15

Nonstop2h 55m

£147

HelsinkiLondon

HEL - LHR

HELLHR

Helsinki-Vantaa

Sat 8/11

06:15-09:20

1 stop5h 05m

London Heathrow

Tue 18/11

13:55-23:45

1 stop7h 50m

£151

HelsinkiLondon

HEL - LHR

HELLHR

Helsinki-Vantaa

Fri 28/11

19:35-20:40

Nonstop3h 05m

London Heathrow

Mon 1/12

06:40-15:25

1 stop6h 45m

£156

HelsinkiLondon

HEL - LHR

HELLHR

Helsinki-Vantaa

Mon 23/3

16:10-19:55

1 stop5h 45m

London Heathrow

Thu 26/3

06:40-15:25

1 stop6h 45m

£160

HelsinkiLondon

HEL - LHR

HELLHR

Helsinki-Vantaa

Tue 9/12

19:35-20:40

Nonstop3h 05m

London Heathrow

Tue 16/12

06:40-15:25

1 stop6h 45m

£160

HelsinkiLondon

HEL - LHR

HELLHR

Helsinki-Vantaa

Wed 5/11

11:20-16:00

1 stop6h 40m

London Heathrow

Sun 9/11

06:40-14:55

2 stops6h 15m

£161

HelsinkiLondon

HEL - LHR

HELLHR

Helsinki-Vantaa

Tue 23/12

07:00-10:45

1 stop5h 45m

London Heathrow

Fri 9/1

08:55-16:25

1 stop5h 30m

£161

HelsinkiLondon

HEL - LHR

HELLHR

Helsinki-Vantaa

Thu 13/11

14:05-17:00

1 stop4h 55m

London Heathrow

Wed 19/11

21:05-10:35

1 stop11h 30m

£161

HelsinkiLondon

HEL - LHR

HELLHR

Helsinki-Vantaa

Sat 22/11

07:50-09:10

Nonstop3h 20m

London Heathrow

Fri 28/11

07:30-12:20

Nonstop2h 50m

£169

HelsinkiLondon

HEL - LHR

HELLHR

Helsinki-Vantaa

Tue 21/10

10:20-17:00

1 stop8h 40m

£64

Flights are sorted by cheapest return flights first.

Deals found on 12/10

Showing 1-10 of 18 results
1
2

Best time to book a flight from Helsinki to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Helsinki 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 Helsinki to London Heathrow Airport

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

Use this chart to determine the optimal time to book a return flight from Helsinki to Heathrow. Price data was last updated on 10 October 2025.

The price you pay for your flight from Helsinki to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 86 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 Helsinki to London Heathrow Airport?

Currently, February is the cheapest month in which you can book a flight from Helsinki to London Heathrow Airport (average of £113). Flying from Helsinki to London Heathrow Airport in August is currently the most expensive (average of £150). 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 HEL to LHR?

Find hourly flight availability from Helsinki to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 October 2025.

A simple way to save on the total cost of your ticket is to fly from Helsinki to London Heathrow Airport in the evening. If you’re flexible enough to do this you can expect to save up to 73% on your trip compared to booking a flight in the morning.

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

Use this chart to determine the cheapest time to fly return from Helsinki to Heathrow. Price data was last updated on 12 October 2025.

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

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

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 15 October 2025.
Read through reviews of airlines operating flights from Helsinki to London Heathrow Airport, such as Finnair and Scandinavian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,332 reviews
Check prices

Boarding

7.6

Comfort

7.4

Crew

8.1

Food

6.7

Entertainment

6.9

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Finnair
7.6
Good
1,332 reviews
Finnair
7.6
Good
1,332 reviews
Check prices

Boarding

7.6

Comfort

7.4

Crew

8.1

Food

6.7

Entertainment

6.9

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Scandinavian Airlines
7.4
Good
1,532 reviews
Finnair
7.6
Good
1,332 reviews
Check prices

Boarding

7.6

Comfort

7.4

Crew

8.1

Food

6.7

Entertainment

6.9

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

Related info for your journey

Find useful and relevant information for your journey from Helsinki to Heathrow. 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 from for flights from Helsinki to London Heathrow?

    Helsinki-Vantaa (HEL) is the airport you will fly out of if you book a flight from Helsinki to London Heathrow. You should not have trouble finding flights to London Heathrow from Helsinki-Vantaa; the airport handles an average of 34 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Helsinki airport to London Heathrow. It is only a 10.6 mi journey to Helsinki-Vantaa (HEL) from Helsinki’s city center.

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

    Scandinavian Airlines can get you from Helsinki to London Heathrow Airport in just under 5h 05m. Your travel time can differ by up to . There are 1147 mi between Helsinki and London Heathrow Airport.

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

    Scandinavian Airlines, at £75, was found to be the cheapest airline from Helsinki to London Heathrow Airport. An alternate airline flying to your destination would be Finnair. Users have found that Scandinavian Airlines is 64% cheaper than the other options available to this destination.

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

    Consider LATAM Airlines (80%), Qantas Airways (79%) or Finnair (79%) when booking your flight. These represent the most reliable airlines when flying from Helsinki to London Heathrow Airport.

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

    The cheapest flight price from Helsinki to London Heathrow Airport is £103. On average you can expect to pay £293. The most popular route, (Helsinki-Vantaa - London Heathrow), can usually be booked for £122.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Helsinki to London Heathrow Airport (average of £113). Flying from Helsinki to London Heathrow Airport in August is currently the most expensive (average of £150). 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 London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Slough
Gatwick
Hounslow
Northampton
Luton
Wembley
Deal
Ilford
Crawley
Hayes
Watford
Winchester
Swindon
Chichester
Romford
Ipswich
Brentford
Dartford

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Helsinki to Heathrow

Discover the top 2 airlines that operate flights from Helsinki to Heathrow. 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 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest£75Average£162FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
FinnairCheapest£158Average£260FlexibilityNo cancel feeOn-time76%
Search Finnair 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 Helsinki to Heathrow?

When you search for this flight from Helsinki to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights simply makes it quick and affordable to book flights from Helsinki to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Need flexible booking options for your flight to Heathrow from Helsinki? 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 Helsinki to Heathrow become cheaper?

Not ready to book yet? You can track prices for flights from Helsinki to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.

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