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Cheap flights from London to Helsinki from €107

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Helsinki departing on 16/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from London to Helsinki (LON-HEL)

Cheap return flights

Norwegian Logo
10:50 - 15:50LGW-HEL
3h 00mdirect
Norwegian Logo
09:00 - 10:10HEL-LGW
3h 10mdirect
€135Norwegian
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Mon, 1 Dec - Mon, 8 Dec
Norwegian Logo
10:50 - 15:50LGW-HEL
3h 00mdirect
Norwegian Logo
16:40 - 17:50HEL-LGW
3h 10mdirect
€136Norwegian
Find Deal
Mon, 24 Nov - Sun, 30 Nov
Norwegian Logo
09:55 - 14:45LGW-HEL
2h 50mdirect
Norwegian Logo
17:05 - 18:10HEL-LGW
3h 05mdirect
€156Norwegian
Find Deal
Thu, 25 Sep - Sun, 28 Sep
Norwegian Logo
09:50 - 14:40LGW-HEL
2h 50mdirect
Norwegian Logo
17:05 - 18:10HEL-LGW
3h 05mdirect
€165Norwegian
Find Deal
Fri, 26 Sep - Sun, 28 Sep
Norwegian Logo
10:50 - 15:50LGW-HEL
3h 00mdirect
Norwegian Logo
09:00 - 10:10HEL-LGW
3h 10mdirect
€175Norwegian
Find Deal
Mon, 17 Nov - Thu, 20 Nov
Norwegian Logo
09:55 - 14:45LGW-HEL
2h 50mdirect
Norwegian Logo
17:05 - 18:10HEL-LGW
3h 05mdirect
€180Norwegian
Find Deal
Thu, 16 Oct - Sun, 19 Oct
Norwegian Logo
09:55 - 14:45LGW-HEL
2h 50mdirect
Norwegian Logo
17:05 - 18:10HEL-LGW
3h 05mdirect
€225Norwegian
Find Deal
Thu, 9 Oct - Sun, 12 Oct
Norwegian Logo
09:50 - 14:40LGW-HEL
2h 50mdirect
Norwegian Logo
17:05 - 18:10HEL-LGW
3h 05mdirect
€245Norwegian
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Fri, 19 Sep - Sun, 21 Sep
airBaltic Logo
09:25 - 08:00LGW-HEL
20h 35m1 stop
airBaltic Logo
05:30 - 08:40HEL-LGW
5h 10m1 stop
€253airBaltic
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Mon, 29 Dec - Fri, 2 Jan
airBaltic Logo
09:25 - 00:30LGW-HEL
13h 05m1 stop
airBaltic Logo
05:30 - 08:40HEL-LGW
5h 10m1 stop
€277airBaltic
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Fri, 19 Dec - Mon, 22 Dec

Norwegian flights from London to Helsinki

Our best Norwegian deals on London to Helsinki flight tickets
Norwegian
1 Dec
LGW10:50London Gatwick
3h 00m
HEL15:50Helsinki-Vantaa
8 Dec
HEL09:00Helsinki-Vantaa
3h 10m
LGW10:10London Gatwick
€135
Find similar
Norwegian
24 Nov
LGW10:50London Gatwick
3h 00m
HEL15:50Helsinki-Vantaa
30 Nov
HEL16:40Helsinki-Vantaa
3h 10m
LGW17:50London Gatwick
€136
Find similar
Norwegian
25 Sept
LGW09:55London Gatwick
2h 50m
HEL14:45Helsinki-Vantaa
28 Sept
HEL17:05Helsinki-Vantaa
3h 05m
LGW18:10London Gatwick
€156
Find similar

airBaltic flights from London to Helsinki

Our best airBaltic deals on London to Helsinki flight tickets
airBaltic
29 Dec
LGW09:25London Gatwick
20h 35m
1 stop
HEL08:00Helsinki-Vantaa
2 Jan
HEL05:30Helsinki-Vantaa
5h 10m
1 stop
LGW08:40London Gatwick
€253
Find similar
airBaltic
19 Dec
LGW09:25London Gatwick
13h 05m
1 stop
HEL00:30Helsinki-Vantaa
22 Dec
HEL05:30Helsinki-Vantaa
5h 10m
1 stop
LGW08:40London Gatwick
€277
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London 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, momondo users made 13,528 searches. Data last updated 1 September 2025.
Use the filters below to find and compare flights from London to Helsinki that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Mon 1/12

10:50-15:50

Nonstop3h 00m

Helsinki-Vantaa

Mon 8/12

09:00-10:10

Nonstop3h 10m

€135

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Mon 24/11

10:50-15:50

Nonstop3h 00m

Helsinki-Vantaa

Sun 30/11

16:40-17:50

Nonstop3h 10m

€136

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Thu 25/9

09:55-14:45

Nonstop2h 50m

Helsinki-Vantaa

Sun 28/9

17:05-18:10

Nonstop3h 05m

€156

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Fri 26/9

09:50-14:40

Nonstop2h 50m

Helsinki-Vantaa

Sun 28/9

17:05-18:10

Nonstop3h 05m

€165

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Mon 17/11

10:50-15:50

Nonstop3h 00m

Helsinki-Vantaa

Thu 20/11

09:00-10:10

Nonstop3h 10m

€175

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Thu 16/10

09:55-14:45

Nonstop2h 50m

Helsinki-Vantaa

Sun 19/10

17:05-18:10

Nonstop3h 05m

€180

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Thu 9/10

09:55-14:45

Nonstop2h 50m

Helsinki-Vantaa

Sun 12/10

17:05-18:10

Nonstop3h 05m

€225

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Fri 19/9

09:50-14:40

Nonstop2h 50m

Helsinki-Vantaa

Sun 21/9

17:05-18:10

Nonstop3h 05m

€245

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Mon 29/12

09:25-08:00

1 stop20h 35m

Helsinki-Vantaa

Fri 2/1

05:30-08:40

1 stop5h 10m

€253

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Fri 19/12

09:25-00:30

1 stop13h 05m

Helsinki-Vantaa

Mon 22/12

05:30-08:40

1 stop5h 10m

€277

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
1
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See travel insights to Helsinki from

How to get the cheapest flight ticket from London to Helsinki

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between London and Helsinki?

What is the cheapest month to fly to Helsinki?

The month of November is, on average, the cheapest month to fly to Helsinki from London, with most prices found around €70. If you are unable to visit Helsinki during the month of November, then departing from London during the month January is also very affordable. Most momondo users find prices during this month for around €80.

What is the cheapest London to Helsinki-Vantaa flight route?

Fly from London Gatwick to Helsinki-Vantaa for the best London - Helsinki-Vantaa flight prices

How far in advance should I book a flight to Helsinki?

You are more likely to see cheaper flights to Helsinki from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Helsinki for around €242 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Helsinki from London for as low as €209 on momondo.

What cabin class options are available on London to Helsinki-Vantaa flights?

There is only 1 cabin class available to choose from on London to Helsinki-Vantaa flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have London to Helsinki flight prices changed over time?

As of September 2025, prices for London to Helsinki flights are approximately 28% more expensive when compared to flights at the same time last year.

When to book flights from London to Helsinki

Are you open to changing your travel dates? Check out the ideal times to fly from London to Helsinki according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London to Helsinki (LON to HEL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Helsinki

Fastest flight time

2h 50m

Direct flights

Mon, Tue, Fri and Sat

Airports in Helsinki

1 airport
The fastest flight from London to Helsinki takes 2h 50m
Direct flights go from London to Helsinki on Monday, Tuesday, Friday and Saturday. There are no airlines offering direct flights..
There is 1 airport near Helsinki: Helsinki-Vantaa (HEL)
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  • How far is London to Helsinki-Vantaa by plane?

    Helsinki-Vantaa is 1819.6 km away from London. By plane, this route typically takes 2h 50m.

  • When did momondo last update prices for flights from London to Helsinki-Vantaa Airport?

    Prices for flights from London to Helsinki-Vantaa Airport are refreshed on a daily basis.

  • How old do you have to be to fly from London to Helsinki-Vantaa Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London to Helsinki-Vantaa Airport.

  • What documentation or ID do you need to fly to Helsinki-Vantaa Airport?

    The travel and health documents you'll need for your trip to Helsinki-Vantaa Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Helsinki-Vantaa Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London to Helsinki?

Travelling to a place near Helsinki?

Book flights to Helsinki if you plan to visit one of these locations
Vantaa
Espoo

Why use momondo?

Why should I use momondo to find a flight deal from London to Helsinki?

It is quick and easy to find London to Helsinki flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Helsinki that suits you.

Can I find flights from London to Helsinki with flexible booking policies on momondo?

Yes. All flights to Helsinki from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to Helsinki?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Helsinki.

I’m not ready to book a flight from London to Helsinki right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Helsinki from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to Finland

Airports servicing Finland

Lapland Airport