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Cheap flights from London Heathrow Airport to Helsinki from £74

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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HEL
30 Mar — 6 Apr1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Helsinki-Vantaa are usually found in April or September, booked 77 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

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 25 March 2025.

Round-trip from

£130

One-way from

£74

Popular in

December

Cheapest in

April

Average price

£185

Good round-trip deal

£437 or less

Good one-way deal

£131 or less
Scandinavian Airlines
  • Scandinavian Airlines
  • 7/5-21/5
  • 2 total stops
  • 14h 00m total
  • London to Helsinki
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Scandinavian Airlines
  • Scandinavian Airlines
  • 29/4
  • 1 total stop
  • 14h 55m total
  • London to Helsinki
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Highest demand for flights based on searches. 9% potential increase in price (£17 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£7 potential savings vs. average return price).
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Average for round-trip flights in March 2025
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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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Find 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 25 March 2025.

Mon 22/906:40LHR - HEL
1 stop14h 55mScandinavian Airlines
Mon 6/1021:05HEL - LHR
1 stop13h 50mScandinavian Airlines
Deal found 24/3£125
Mon 22/906:40LHR - HEL
1 stop14h 55mMultiple Airlines
Mon 6/1021:05HEL - LHR
Nonstop3h 05mMultiple Airlines
Deal found 24/3£154
Fri 7/1107:40LHR - HEL
1 stop9h 00mLufthansa
Mon 17/1119:25HEL - LHR
1 stop5h 30mLufthansa
Deal found 24/3£162
Fri 22/809:30LHR - HEL
Nonstop2h 50mFinnair
Tue 26/808:00HEL - LHR
Nonstop3h 10mFinnair
Deal found 24/3£168
Fri 9/519:30LHR - HEL
2 stops14h 20mAustrian Airlines
Wed 14/513:35HEL - LHR
2 stops26h 45mAustrian Airlines
Deal found 25/3£230

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 25 March 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

Wed 7/5

06:40-16:55

1 stop8h 15m

Helsinki-Vantaa

Wed 21/5

17:35-21:20

1 stop5h 45m

£130

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Wed 7/5

13:55-20:25

1 stop4h 30m

Helsinki-Vantaa

Wed 21/5

21:05-22:10

Nonstop3h 05m

£156

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Tue 8/4

07:25-18:55

1 stop9h 30m

Helsinki-Vantaa

Mon 14/4

06:00-19:40

1 stop15h 40m

£162

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Fri 22/8

09:30-14:20

Nonstop2h 50m

Helsinki-Vantaa

Tue 26/8

08:00-09:10

Nonstop3h 10m

£168

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Fri 9/5

19:30-11:50

2 stops14h 20m

Helsinki-Vantaa

Wed 14/5

13:35-14:20

2 stops26h 45m

£230

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Fri 2/5

11:05-00:40

2 stops11h 35m

Helsinki-Vantaa

Mon 5/5

06:10-17:05

2 stops12h 55m

£252

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Tue 29/4

06:40-23:35

1 stop14h 55m

£74

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Wed 18/6

09:30-14:20

Nonstop2h 50m

£97

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Sun 30/3

07:40-10:15

1 stop24h 35m

£102

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Thu 31/7

06:30-13:05

1 stop4h 35m

£131

Flights are sorted by cheapest return flights first.

Deals found on 24/3

Showing 1-10 of 14 results
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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 21 March 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 77 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, November is the cheapest month in which you can book a flight from London Heathrow Airport to Helsinki (average of £92). Flying from London Heathrow Airport 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 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 25 March 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 morning.

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 23 March 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. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from London Heathrow Airport to Helsinki

Explore weekly flight availability from Heathrow 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 25 March 2025.

The most flights from LHR to HEL are scheduled on a Friday (38 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (27 on average).

Rainfall in Helsinki by month

Plan your trip to Helsinki by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Helsinki ranges from 30.0 - 70.0 inches per month. August is typically the wettest month, when rainfall can reach 70.0 mm. February is typically the driest time to visit Helsinki when rainfall is around 30.0 mm.

Temperature in Helsinki by month

Plan your trip to Helsinki by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Helsinki, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 16.0 C. Travellers hoping to avoid the cold should look outside of February, when temperatures are typically at their lowest (around -6.0 C).

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 31 inbound flights from London Heathrow per day. You should also have plenty of airline options to choose from since 6 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.

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

    Scandinavian Airlines, at £130, was found to be the cheapest airline from London Heathrow Airport to Helsinki.Alternate airlines flying return to your destination include Lufthansa and Finnair. These flights start at 39% lower than the current average price 3 months from now.

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

    The cheapet airlines for a one-way flight from London Heathrow Airport to Helsinki are Scandinavian Airlines (£74), Finnair (£97), and KLM (£131).

  • 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: Japan Airlines (78%), LATAM Airlines (78%), Vietnam Airlines( 77%).

  • 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 £1,171, our data indicates the cheapest price to be £85. The most popular route (London Heathrow - Helsinki-Vantaa), is priced around £131.

  • 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, November is the cheapest month in which you can book a flight from London Heathrow Airport to Helsinki (average of £92). Flying from London Heathrow Airport 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 London Heathrow Airport?

Book flights to London Heathrow Airport 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 25 March 2025.
Finnair flights from London Heathrow to Helsinki-Vantaa
Scandinavian Airlines flights from London Heathrow to Helsinki-Vantaa

Top 6 airlines flying from Heathrow to Helsinki

Discover the top 6 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 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
NorwegianCheapest£85Average£167FlexibilityNo cancel feeOn-time74%
Search Norwegian flights
Scandinavian AirlinesCheapest£116Average£154FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
LufthansaCheapest£133Average£248FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapest£141Average£179FlexibilityNo cancel feeOn-time75%
Search KLM flights
FinnairCheapest£152Average£256FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest£323Average£415FlexibilityNo cancel feeOn-time70%
Search British Airways 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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