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Cheap flights from London to Helsinki from C$ 126

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 18/1. 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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Find the cheapest flights from London to Helsinki

Cheap round-trip flights

Enter your travel dates to find the best prices.
Norwegian Logo
10:05 a.m. - 3:05 p.m.LGW-HEL
3h 00mdirect
Norwegian Logo
7:40 a.m. - 12:20 p.m.HEL-LGW
6h 40m1 stop
C$ 232Norwegian
Find Deal
Fri, 14 Nov - Tue, 18 Nov
Norwegian Logo
1:00 p.m. - 10:25 p.m.LGW-HEL
7h 25m1 stop
Norwegian Logo
7:40 a.m. - 12:20 p.m.HEL-LGW
6h 40m1 stop
C$ 243Norwegian
Find Deal
Tue, 24 Mar - Wed, 25 Mar
Norwegian Logo
1:00 p.m. - 10:25 p.m.LGW-HEL
7h 25m1 stop
Norwegian Logo
7:40 a.m. - 12:20 p.m.HEL-LGW
6h 40m1 stop
C$ 244Norwegian
Find Deal
Tue, 24 Mar - Wed, 25 Mar
Norwegian Logo
10:50 a.m. - 3:50 p.m.LGW-HEL
3h 00mdirect
Norwegian Logo
7:40 a.m. - 12:20 p.m.HEL-LGW
6h 40m1 stop
C$ 247Norwegian
Find Deal
Thu, 6 Nov - Mon, 10 Nov
Norwegian Logo
10:50 a.m. - 3:50 p.m.LGW-HEL
3h 00mdirect
Norwegian Logo
4:40 p.m. - 5:50 p.m.HEL-LGW
3h 10mdirect
C$ 253Norwegian
Find Deal
Thu, 12 Feb - Sun, 15 Feb
Norwegian Logo
10:50 a.m. - 3:50 p.m.LGW-HEL
3h 00mdirect
Norwegian Logo
4:40 p.m. - 5:50 p.m.HEL-LGW
3h 10mdirect
C$ 254Norwegian
Find Deal
Thu, 12 Feb - Sun, 15 Feb
Norwegian Logo
10:50 a.m. - 3:50 p.m.LGW-HEL
3h 00mdirect
Norwegian Logo
4:40 p.m. - 5:50 p.m.HEL-LGW
3h 10mdirect
C$ 256Norwegian
Find Deal
Thu, 12 Feb - Sun, 15 Feb
Norwegian Logo
10:50 a.m. - 3:50 p.m.LGW-HEL
3h 00mdirect
Norwegian Logo
7:40 a.m. - 12:20 p.m.HEL-LGW
6h 40m1 stop
C$ 257Norwegian
Find Deal
Thu, 30 Oct - Wed, 5 Nov
airBaltic Logo
9:25 a.m. - 8:40 p.m.LGW-HEL
9h 15m1 stop
airBaltic Logo
5:30 a.m. - 8:40 a.m.HEL-LGW
5h 10m1 stop
C$ 263airBaltic
Find Deal
Tue, 16 Dec - Thu, 25 Dec
Norwegian Logo
1:00 p.m. - 10:25 p.m.LGW-HEL
7h 25m1 stop
Norwegian Logo
10:00 a.m. - 1:25 p.m.HEL-LGW
5h 25m1 stop
C$ 265Norwegian
Find Deal
Wed, 26 Nov - Sun, 30 Nov

Norwegian flights from London to Helsinki

Our best Norwegian deals on London to Helsinki flight tickets
Norwegian
14 Nov
LGW10:05 a.m.London Gatwick
3h 00m
HEL3:05 p.m.Helsinki-Vantaa
18 Nov
HEL7:40 a.m.Helsinki-Vantaa
6h 40m
1 stop
LGW12:20 p.m.London Gatwick
C$ 232
Find similar
Norwegian
24 Mar
LGW1:00 p.m.London Gatwick
7h 25m
1 stop
HEL10:25 p.m.Helsinki-Vantaa
25 Mar
HEL7:40 a.m.Helsinki-Vantaa
6h 40m
1 stop
LGW12:20 p.m.London Gatwick
C$ 243
Find similar
Norwegian
24 Mar
LGW1:00 p.m.London Gatwick
7h 25m
1 stop
HEL10:25 p.m.Helsinki-Vantaa
25 Mar
HEL7:40 a.m.Helsinki-Vantaa
6h 40m
1 stop
LGW12:20 p.m.London Gatwick
C$ 244
Find similar

airBaltic flights from London to Helsinki

Our best airBaltic deals on London to Helsinki flight tickets
airBaltic
16 Dec
LGW9:25 a.m.London Gatwick
9h 15m
1 stop
HEL8:40 p.m.Helsinki-Vantaa
25 Dec
HEL5:30 a.m.Helsinki-Vantaa
5h 10m
1 stop
LGW8:40 a.m.London Gatwick
C$ 263
Find similar
airBaltic
24 Oct
LGW9:15 a.m.London Gatwick
13h 05m
1 stop
HEL12:20 a.m.Helsinki-Vantaa
25 Oct
HEL5:35 a.m.Helsinki-Vantaa
4h 40m
1 stop
LGW8:15 a.m.London Gatwick
C$ 608
Find similar

momondo Fare Finder

 
Customize 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 96,600 searches. Data last updated 17 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

LGW - HEL

LGWHEL

London Gatwick

Fri 14/11

10:05 a.m.-3:05 p.m.

Nonstop3h 00m

Helsinki-Vantaa

Tue 18/11

7:40 a.m.-12:20 p.m.

1 stop6h 40m

C$ 232

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Tue 24/3

1:00 p.m.-10:25 p.m.

1 stop7h 25m

Helsinki-Vantaa

Wed 25/3

7:40 a.m.-12:20 p.m.

1 stop6h 40m

C$ 243

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Tue 24/3

1:00 p.m.-10:25 p.m.

1 stop7h 25m

Helsinki-Vantaa

Wed 25/3

7:40 a.m.-12:20 p.m.

1 stop6h 40m

C$ 244

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Thu 6/11

10:50 a.m.-3:50 p.m.

Nonstop3h 00m

Helsinki-Vantaa

Mon 10/11

7:40 a.m.-12:20 p.m.

1 stop6h 40m

C$ 247

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Thu 12/2

10:50 a.m.-3:50 p.m.

Nonstop3h 00m

Helsinki-Vantaa

Sun 15/2

4:40 p.m.-5:50 p.m.

Nonstop3h 10m

C$ 253

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Thu 12/2

10:50 a.m.-3:50 p.m.

Nonstop3h 00m

Helsinki-Vantaa

Sun 15/2

4:40 p.m.-5:50 p.m.

Nonstop3h 10m

C$ 254

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Thu 12/2

10:50 a.m.-3:50 p.m.

Nonstop3h 00m

Helsinki-Vantaa

Sun 15/2

4:40 p.m.-5:50 p.m.

Nonstop3h 10m

C$ 256

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Thu 30/10

10:50 a.m.-3:50 p.m.

Nonstop3h 00m

Helsinki-Vantaa

Wed 5/11

7:40 a.m.-12:20 p.m.

1 stop6h 40m

C$ 257

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Tue 16/12

9:25 a.m.-8:40 p.m.

1 stop9h 15m

Helsinki-Vantaa

Thu 25/12

5:30 a.m.-8:40 a.m.

1 stop5h 10m

C$ 263

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

Wed 26/11

1:00 p.m.-10:25 p.m.

1 stop7h 25m

Helsinki-Vantaa

Sun 30/11

10:00 a.m.-1:25 p.m.

1 stop5h 25m

C$ 265

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 C$ 136. The month of March is another great option to travel to Helsinki, with average flight prices from London averaging around C$ 192.

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 Saturday when prices can be found for as low as C$ 365. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from London to Helsinki for around C$ 1,451.

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

In the afternoon is the cheapest time of day to fly from London to Helsinki when you can find flight prices for as low as C$ 565. Flying to Helsinki in the afternoon is an ideal time because this is during off-peak travel hours. Flights at noon are often more expensive with an average ticket price of C$ 832.

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

Fly from London Stansted 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 C$ 400 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Helsinki from London for as low as C$ 327 on momondo.

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

There are 2 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 60% 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 round-trip 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. Airlines offering direct flights are: Finnair and Norwegian.
There is 1 airport near Helsinki: Helsinki-Vantaa (HEL)
Search flight deals

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

    A flight from London to Helsinki-Vantaa will travel around 1819.6 km. By plane, this route typically takes 3h 00m.

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

    Prices for flights from London to Helsinki-Vantaa Airport were last updated today.

  • 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 license 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?

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
Scandinavian AirlinesPriceFrom C$ 223Free CancellationRating
7.4
1,533 reviews
Search Scandinavian Airlines flights
FinnairPriceFrom C$ 313Free CancellationRating
7.6
1,332 reviews
Search Finnair flights

  • Finnair Flights From London to Helsinki

    Finnair flies from London to Helsinki around 39 times per week, with 1,332 momondo users rating the airline 7.6/10. The cheapest Finnair deal from London to Helsinki in the last 72 hours was C$ 223 (round-trip), much lower than the average airfare cost of C$ 270 for Finnair flights on this route.

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?

Finding the right flight to Helsinki from London is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Helsinki quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Helsinki from London which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between London and Helsinki by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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.

An easier way to manage your Helsinki trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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