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Cheap flights from London to Helsinki from $85

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 9/1. 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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Cheap return flights

Enter your travel dates to find the best prices.
Ryanair Logo
16:00 - 21:10STN-HEL
3h 10mdirect
Ryanair Logo
20:15 - 21:25HEL-STN
3h 10mdirect
$154Ryanair
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Wed, 3 Dec - Thu, 4 Dec
Ryanair Logo
16:45 - 21:55STN-HEL
3h 10mdirect
Ryanair Logo
21:45 - 22:55HEL-STN
3h 10mdirect
$157Ryanair
Find Deal
Fri, 16 Jan - Wed, 18 Feb
Norwegian Logo
10:05 - 15:05LGW-HEL
3h 00mdirect
Norwegian Logo
16:40 - 17:50HEL-LGW
3h 10mdirect
$180Norwegian
Find Deal
Fri, 13 Mar - Sun, 15 Mar
Norwegian Logo
10:05 - 15:05LGW-HEL
3h 00mdirect
Norwegian Logo
16:40 - 17:50HEL-LGW
3h 10mdirect
$181Norwegian
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Fri, 13 Mar - Sun, 15 Mar
Multiple Airlines Logo
08:05 - 22:25STN-HEL
12h 20m1 stop
Multiple Airlines Logo
20:45 - 21:55HEL-STN
3h 10mdirect
$219Multiple Airlines
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Wed, 12 Nov - Sat, 15 Nov
Multiple Airlines Logo
06:20 - 10:35STN-HEL
26h 15m2 stops
Multiple Airlines Logo
20:45 - 21:55HEL-STN
3h 10mdirect
$262Multiple Airlines
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Wed, 12 Nov - Sat, 15 Nov
Scandinavian Airlines Logo
06:40 - 15:25LHR-HEL
6h 45m1 stop
Scandinavian Airlines Logo
06:15 - 09:20HEL-LHR
5h 05m1 stop
$286Scandinavian Airlines
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Wed, 12 Nov - Sat, 15 Nov
Scandinavian Airlines Logo
06:40 - 23:45LHR-HEL
15h 05m1 stop
Scandinavian Airlines Logo
07:00 - 17:00HEL-LHR
12h 00m1 stop
$288Scandinavian Airlines
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Mon, 1 Dec - Mon, 8 Dec
Lufthansa Logo
13:50 - 23:35LHR-HEL
7h 45m1 stop
Lufthansa Logo
06:50 - 10:25HEL-LHR
5h 35m1 stop
$327Lufthansa
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Fri, 13 Mar - Sun, 15 Mar
Lufthansa Logo
20:15 - 12:00LHR-HEL
13h 45m1 stop
Lufthansa Logo
12:45 - 17:05HEL-LHR
6h 20m1 stop
$341Lufthansa
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Sun, 4 Jan - Wed, 14 Jan

Ryanair flights from London to Helsinki

Our best Ryanair deals on London to Helsinki flight tickets
Ryanair
3 Dec
STN16:00London Stansted
3h 10m
HEL21:10Helsinki-Vantaa
4 Dec
HEL20:15Helsinki-Vantaa
3h 10m
STN21:25London Stansted
$154
Find similar
Ryanair
16 Jan
STN16:45London Stansted
3h 10m
HEL21:55Helsinki-Vantaa
18 Feb
HEL21:45Helsinki-Vantaa
3h 10m
STN22:55London Stansted
$157
Find similar
Ryanair
12 Nov
STN16:00London Stansted
3h 10m
HEL21:10Helsinki-Vantaa
6 Dec
HEL20:45Helsinki-Vantaa
3h 10m
STN21:55London Stansted
$158
Find similar

Norwegian flights from London to Helsinki

Our best Norwegian deals on London to Helsinki flight tickets
Norwegian
13 Mar
LGW10:05London Gatwick
3h 00m
HEL15:05Helsinki-Vantaa
15 Mar
HEL16:40Helsinki-Vantaa
3h 10m
LGW17:50London Gatwick
$180
Find similar
Norwegian
13 Mar
LGW10:05London Gatwick
3h 00m
HEL15:05Helsinki-Vantaa
15 Mar
HEL16:40Helsinki-Vantaa
3h 10m
LGW17:50London Gatwick
$181
Find similar
Norwegian
24 Mar
LGW13:00London Gatwick
7h 25m
1 stop
HEL22:25Helsinki-Vantaa
25 Mar
HEL07:40Helsinki-Vantaa
6h 40m
1 stop
LGW12:20London Gatwick
$219
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 78,305 searches. Data last updated 31 October 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

STN - HEL

STNHEL

London Stansted

Wed 3/12

16:00-21:10

Nonstop3h 10m

Helsinki-Vantaa

Thu 4/12

20:15-21:25

Nonstop3h 10m

$154

LondonHelsinki

STN - HEL

STNHEL

London Stansted

Fri 16/1

16:45-21:55

Nonstop3h 10m

Helsinki-Vantaa

Wed 18/2

21:45-22:55

Nonstop3h 10m

$157

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Fri 13/3

10:05-15:05

Nonstop3h 00m

Helsinki-Vantaa

Sun 15/3

16:40-17:50

Nonstop3h 10m

$180

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Fri 13/3

10:05-15:05

Nonstop3h 00m

Helsinki-Vantaa

Sun 15/3

16:40-17:50

Nonstop3h 10m

$181

LondonHelsinki

STN - HEL

STNHEL

London Stansted

Wed 12/11

08:05-22:25

1 stop12h 20m

Helsinki-Vantaa

Sat 15/11

20:45-21:55

Nonstop3h 10m

$219

LondonHelsinki

STN - HEL

STNHEL

London Stansted

Wed 12/11

06:20-10:35

2 stops26h 15m

Helsinki-Vantaa

Sat 15/11

20:45-21:55

Nonstop3h 10m

$262

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Wed 12/11

06:40-15:25

1 stop6h 45m

Helsinki-Vantaa

Sat 15/11

06:15-09:20

1 stop5h 05m

$286

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Mon 1/12

06:40-23:45

1 stop15h 05m

Helsinki-Vantaa

Mon 8/12

07:00-17:00

1 stop12h 00m

$288

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Fri 13/3

13:50-23:35

1 stop7h 45m

Helsinki-Vantaa

Sun 15/3

06:50-10:25

1 stop5h 35m

$327

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

Sun 4/1

20:15-12:00

1 stop13h 45m

Helsinki-Vantaa

Wed 14/1

12:45-17:05

1 stop6h 20m

$341

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 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 January is, on average, the cheapest month to fly to Helsinki from London, with most prices found around $145. If you are unable to visit Helsinki during the month of January, then departing from London during the month March is also very affordable. Most momondo users find prices during this month for around $210.

What is the cheapest day to depart on your flight to Helsinki?

The cheapest day to depart on your flight to Helsinki is on a Thursday when prices can be found for as low as $255. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Helsinki is Saturday, with ticket prices averaging around $1,976.

What is the cheapest time of day to depart on your flight to Helsinki?

The cheapest time of day to fly to Helsinki is in the morning when flights can be purchased for as low as $383. In contrast, the most expensive time of day to depart to Helsinki is in the afternoon when prices are around $1,964.

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 $432 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 $356 on momondo.

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

There are 3 cabin classes 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.

Can stopping save me money on London to Helsinki flights?

No. A direct flight is the cheapest option for a flight between London to Helsinki.

How have London to Helsinki flight prices changed over time?

As of October 2025, prices for London to Helsinki flights are approximately 43% 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

Best price found

$863

Fastest flight time

2h 45m

Direct flights

Every day

Airports in Helsinki

1 airport
The best one-way flight to Helsinki from London in the past 72 hours is $863. The best return flight deal from London to Helsinki found on momondo in the last 72 hours is $1,893.
The fastest flight from London to Helsinki takes 2h 45m
Direct flights go from London to Helsinki every day.
There is 1 airport near Helsinki: Helsinki-Vantaa (HEL)
Search flight deals

  • How far is London to Helsinki-Vantaa by plane?

    London and Helsinki-Vantaa are 1819.6 km apart from one another. In terms of flight time, this usually takes a little over 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 updated daily.

  • How many operators does momondo search for flights from London to Helsinki-Vantaa Airport?

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for 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?

  • What is the most popular airline from London to Helsinki?

Best airlines flying from London to Helsinki

Compare and see reviews for airlines that fly from London to Helsinki with momondo
Airline
Rating
Free cancellation
Price
FinnairPriceFrom $304Free cancellationRating
7.6
1,333 reviews
Search Finnair flights

  • Finnair Flights From London to Helsinki

    The lowest priced Finnair flight from London to Helsinki from the last 72 hours was $304. Generally, Finnair has 24 flights on this route every week with an average price of $430. Finnair is rated 7.6/10 by our users.

Travelling to a place near Helsinki?

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Helsinki. momondo saves you time and could save you money on your trip.

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?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Helsinki from London.

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

Yes. momondo can track prices for London to Helsinki flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Airports servicing Finland

Lapland Airport