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$104+ 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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HEL
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from London Heathrow to Helsinki-Vantaa are usually found in March or January, booked 77 days in advance, depart on a Sunday or Thursday 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 July 3, 2025.

Round-trip from

$190
(Scandinavian Airlines)

One-way from

$104
(Trip.com)

Popular in

December

Cheapest in

March

Average price

$322

Good round-trip deal

$427 or less

Good one-way deal

$171 or less
From London Heathrow to Helsinki-Vantaa
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One-way flight from London Heathrow to Helsinki-Vantaa
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Highest demand for flights based on searches. 7% potential increase in price ($22 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 3, 2025.

This Scandinavian Airlines deal was found by Cheapflights users on 7/2. 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.
Wed 8/206:40 amLHR - HEL
1 stop8h 15mScandinavian Airlines
Wed 8/209:05 pmHEL - LHR
1 stop13h 50mScandinavian Airlines
Deal found 7/2$190
This Air France deal was found by Cheapflights users on 7/1. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1511:30 amLHR - HEL
1 stop9h 05mAir France
Sat 11/226:30 amHEL - LHR
1 stop9h 15mAir France
Deal found 7/1$203
This Lufthansa deal was found by Cheapflights users on 7/3. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/104:25 pmLHR - HEL
1 stop5h 25mLufthansa
Fri 10/1712:40 pmHEL - LHR
1 stop10h 05mLufthansa
Deal found 7/3$224
This Kiwi.com deal was found by Cheapflights users on 6/30. 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.
Fri 9/262:20 pmLHR - HEL
1 stop8h 00mMultiple Airlines
Mon 9/295:35 pmHEL - LHR
1 stop5h 45mMultiple Airlines
Deal found 6/30$232
This Finnair deal was found by Cheapflights users on 7/2. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2410:20 amLHR - HEL
Nonstop2h 55mFinnair
Sun 11/307:50 amHEL - LHR
Nonstop3h 20mFinnair
Deal found 7/2$241
This KLM deal was found by Cheapflights users on 7/3. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/65:10 pmLHR - HEL
1 stop5h 10mKLM
Wed 10/151:55 pmHEL - LHR
1 stop5h 40mKLM
Deal found 7/3$246

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 3, 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 8/20

6:40 am-4:55 pm

1 stop8h 15m

Helsinki-Vantaa

Wed 8/20

9:05 pm-8:55 am

1 stop13h 50m

$190

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Sat 11/15

11:30 am-10:35 pm

1 stop9h 05m

Helsinki-Vantaa

Sat 11/22

6:30 am-1:45 pm

1 stop9h 15m

$203

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Fri 10/10

4:25 pm-11:50 pm

1 stop5h 25m

Helsinki-Vantaa

Thu 10/16

6:00 am-7:40 pm

1 stop15h 40m

$224

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Fri 9/26

2:20 pm-12:20 am

1 stop8h 00m

Helsinki-Vantaa

Mon 9/29

5:35 pm-9:20 pm

1 stop5h 45m

$232

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Mon 11/24

10:20 am-3:15 pm

Nonstop2h 55m

Helsinki-Vantaa

Sun 11/30

7:50 am-9:10 am

Nonstop3h 20m

$241

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Mon 10/6

5:10 pm-12:20 am

1 stop5h 10m

Helsinki-Vantaa

Wed 10/15

1:55 pm-5:35 pm

1 stop5h 40m

$246

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Wed 9/17

9:55 am-8:25 pm

1 stop8h 30m

$104

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Fri 11/14

10:00 am-5:25 pm

1 stop5h 25m

$131

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Wed 9/10

10:20 am-3:15 pm

Nonstop2h 55m

$134

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Fri 11/14

7:25 pm-12:00 pm

2 stops14h 35m

$180

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 12 results
1
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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 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 June 27, 2025.

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Helsinki, you should look to book at least 77 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, November is the cheapest month in which you can book a flight from London Heathrow Airport to Helsinki (average of $444). Flying from London Heathrow Airport to Helsinki in June is currently the most expensive (average of $1,084). 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 3, 2025.

It’s optimal to fly from London Heathrow Airport to Helsinki at noon. By choosing this option you can save up to 9% on the cost of your flight, compared to a flight in the morning.

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 July 3, 2025.

The most flights from LHR to HEL are scheduled on a Monday (40 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (24 on average).

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 3, 2025.
Get a feel of what it's like to fly with Finnair, Scandinavian Airlines, and Brussels 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
1,306 reviews

Crew

8.1

Food

6.7

Overall

7.6

Comfort

7.4

Entertainment

6.9

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
Finnair
7.6
Good
1,306 reviews
Finnair
7.6
Good
1,306 reviews

Crew

8.1

Food

6.7

Overall

7.6

Comfort

7.4

Entertainment

6.9

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
Scandinavian Airlines
7.3
Good
1,416 reviews
Finnair
7.6
Good
1,306 reviews

Crew

8.1

Food

6.7

Overall

7.6

Comfort

7.4

Entertainment

6.9

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
Brussels Airlines
7.3
Good
352 reviews
Finnair
7.6
Good
1,306 reviews

Crew

8.1

Food

6.7

Overall

7.6

Comfort

7.4

Entertainment

6.9

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.
Lufthansa
6.8
Okay
7,207 reviews
Finnair
7.6
Good
1,306 reviews

Crew

8.1

Food

6.7

Overall

7.6

Comfort

7.4

Entertainment

6.9

Boarding

7.6

Reviews

1 / 20
10.0
Excellent

Daniel,May 2025

HEL - ARN

This is a very short flight. The crew was all very friendly and helpful. The plane was clean and nice. By the time you're in the air, you're starting to descend. It's painless.

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 36 inbound flights from London Heathrow per day.

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

    Currently priced at $190, 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. Search Cheapflights for deals from Lufthansa and Finnair - these airlines can fly you to your destination from $225 and $247, respectively. Scandinavian Airlines is currently priced 32% 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 $104. Finnair flights start at $134 while deals on Lufthansa start at $204 one-way.

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

    Consider Japan Airlines (82%), Malaysia Airlines (80%) or American Airlines (78%) 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 $152. While the most popular route (London Heathrow - Helsinki-Vantaa) can be booked for $199 on average our data indicates $1,548 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, November is the cheapest month in which you can book a flight from London Heathrow Airport to Helsinki (average of $444). Flying from London Heathrow Airport to Helsinki in June is currently the most expensive (average of $1,084). 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 London Heathrow Airport?

Book flights to London Heathrow Airport 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$159Average$208FlexibilityNo cancel feeOn-time77%
FinnairCheapest$207Average$325FlexibilityNo cancel feeOn-time76%

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