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Cheap flights from London to Helsinki from $79

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 11/12. 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 round-trip flights

Enter your travel dates to find the best prices.
Norwegian Logo
9:15 am - 10:25 pmLGW-HEL
11h 10m1 stop
Norwegian Logo
7:40 am - 12:20 pmHEL-LGW
6h 40m1 stop
$149Norwegian
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mar., dic. 2 - mié., dic. 3
Norwegian Logo
10:50 am - 3:50 pmLGW-HEL
3h 00mnonstop
Norwegian Logo
9:05 pm - 8:35 amHEL-LGW
13h 30m1 stop
$165Norwegian
Find Deal
jue., nov. 13 - dom., nov. 16
Multiple Airlines Logo
5:00 pm - 10:25 amLGW-HEL
15h 25m1 stop
Multiple Airlines Logo
5:30 am - 4:45 pmHEL-LGW
13h 15m1 stop
$168Multiple Airlines
Find Deal
jue., dic. 4 - jue., dic. 11
Multiple Airlines Logo
5:20 pm - 10:45 amLGW-HEL
15h 25m1 stop
Multiple Airlines Logo
9:05 pm - 8:35 amHEL-LGW
13h 30m1 stop
$177Multiple Airlines
Find Deal
jue., nov. 13 - dom., nov. 16
Scandinavian Airlines Logo
9:05 pm - 10:35 amLHR-HEL
11h 30m1 stop
Scandinavian Airlines Logo
4:10 pm - 9:20 pmHEL-LHR
7h 10m1 stop
$186Scandinavian Airlines
Find Deal
mar., dic. 2 - mié., dic. 3
Scandinavian Airlines Logo
6:40 am - 3:25 pmLHR-HEL
6h 45m1 stop
Scandinavian Airlines Logo
4:10 pm - 9:20 pmHEL-LHR
7h 10m1 stop
$191Scandinavian Airlines
Find Deal
jue., nov. 20 - mié., nov. 26
Finnair Logo
6:10 pm - 11:00 pmLHR-HEL
2h 50mnonstop
Finnair Logo
7:50 am - 9:10 amHEL-LHR
3h 20mnonstop
$211Finnair
Find Deal
mié., ene. 21 - dom., ene. 25
Lufthansa Logo
11:10 am - 6:50 pmLHR-HEL
5h 40m1 stop
Lufthansa Logo
7:05 am - 12:50 pmHEL-LHR
7h 45m1 stop
$229Lufthansa
Find Deal
mar., nov. 4 - mar., nov. 11
Lufthansa Logo
8:15 pm - 12:00 pmLHR-HEL
13h 45m1 stop
Lufthansa Logo
1:50 pm - 6:45 pmHEL-LHR
6h 55m1 stop
$231Lufthansa
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mié., ene. 21 - sáb., ene. 24
Finnair Logo
7:30 am - 12:20 pmLHR-HEL
2h 50mnonstop
Finnair Logo
7:35 pm - 8:40 pmHEL-LHR
3h 05mnonstop
$236Finnair
Find Deal
mié., nov. 5 - lun., nov. 10

Finnair flights from London to Helsinki

Our best Finnair deals on London to Helsinki flight tickets
Finnair
Jan 21
LHR6:10 pmLondon Heathrow
2h 50m
HEL11:00 pmHelsinki-Vantaa
Jan 25
HEL7:50 amHelsinki-Vantaa
3h 20m
LHR9:10 amLondon Heathrow
$211
Find similar
Finnair
Nov 5
LHR7:30 amLondon Heathrow
2h 50m
HEL12:20 pmHelsinki-Vantaa
Nov 10
HEL7:35 pmHelsinki-Vantaa
3h 05m
LHR8:40 pmLondon Heathrow
$236
Find similar
Finnair
Dec 5
LHR4:15 pmLondon Heathrow
2h 55m
HEL9:10 pmHelsinki-Vantaa
Dec 12
HEL7:50 amHelsinki-Vantaa
3h 20m
LHR9:10 amLondon Heathrow
$237
Find similar

Lufthansa flights from London to Helsinki

Our best Lufthansa deals on London to Helsinki flight tickets
Lufthansa
Nov 4
LHR11:10 amLondon Heathrow
5h 40m
1 stop
HEL6:50 pmHelsinki-Vantaa
Nov 11
HEL7:05 amHelsinki-Vantaa
7h 45m
1 stop
LHR12:50 pmLondon Heathrow
$229
Find similar
Lufthansa
Jan 21
LHR8:15 pmLondon Heathrow
13h 45m
1 stop
HEL12:00 pmHelsinki-Vantaa
Jan 24
HEL1:50 pmHelsinki-Vantaa
6h 55m
1 stop
LHR6:45 pmLondon Heathrow
$231
Find similar
Lufthansa
Nov 7
LHR3:30 pmLondon Heathrow
7h 50m
1 stop
HEL1:20 amHelsinki-Vantaa
Nov 13
HEL6:55 amHelsinki-Vantaa
5h 50m
1 stop
LHR10:45 amLondon Heathrow
$252
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 832,500 searches. Data last updated octubre 21, 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

mar. 12/2

9:15 am-10:25 pm

1 stop11h 10m

Helsinki-Vantaa

mié. 12/3

7:40 am-12:20 pm

1 stop6h 40m

$149

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

jue. 11/13

10:50 am-3:50 pm

Nonstop3h 00m

Helsinki-Vantaa

dom. 11/16

9:05 pm-8:35 am

1 stop13h 30m

$165

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

jue. 12/4

5:00 pm-10:25 am

1 stop15h 25m

Helsinki-Vantaa

jue. 12/11

5:30 am-4:45 pm

1 stop13h 15m

$168

LondonHelsinki

LGW - HEL

LGWHEL

London Gatwick

jue. 11/13

5:20 pm-10:45 am

1 stop15h 25m

Helsinki-Vantaa

dom. 11/16

9:05 pm-8:35 am

1 stop13h 30m

$177

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

mar. 12/2

9:05 pm-10:35 am

1 stop11h 30m

Helsinki-Vantaa

mié. 12/3

4:10 pm-9:20 pm

1 stop7h 10m

$186

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

jue. 11/20

6:40 am-3:25 pm

1 stop6h 45m

Helsinki-Vantaa

mié. 11/26

4:10 pm-9:20 pm

1 stop7h 10m

$191

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

mié. 1/21

6:10 pm-11:00 pm

Nonstop2h 50m

Helsinki-Vantaa

dom. 1/25

7:50 am-9:10 am

Nonstop3h 20m

$211

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

mar. 11/4

11:10 am-6:50 pm

1 stop5h 40m

Helsinki-Vantaa

mar. 11/11

7:05 am-12:50 pm

1 stop7h 45m

$229

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

mié. 1/21

8:15 pm-12:00 pm

1 stop13h 45m

Helsinki-Vantaa

sáb. 1/24

1:50 pm-6:45 pm

1 stop6h 55m

$231

LondonHelsinki

LHR - HEL

LHRHEL

London Heathrow

mié. 11/5

7:30 am-12:20 pm

Nonstop2h 50m

Helsinki-Vantaa

lun. 11/10

7:35 pm-8:40 pm

Nonstop3h 05m

$236

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 $95. If you aren’t able to travel during the month of January, then book flights to Helsinki from London during March instead. Flights to Helsinki in March, while not as cheap as those in January, still average around $137.

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 Wednesday when prices can be found for as low as $325. This is often the case because there is less demand to fly during this day of the week. Flights from London to Helsinki on a Monday will generally be more expensive and average around $545. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

According to our data, the cheapest time of day to fly to Helsinki is in the evening. momondo users have found flights departing from London to Helsinki in the evening for as low as $126. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At noon is when there is more demand to fly to Helsinki, so prices are often more expensive at around $495 per ticket.

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 $285 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 $234 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 52% 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

Best Price Found

$47

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 $47. The best round-trip flight deal from London to Helsinki found on momondo in the last 72 hours is $71.
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?

    Helsinki-Vantaa is 1130.7 mi away from London. 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 refreshed on a daily basis.

  • 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 layovers 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 necessary travel and health documents for your Helsinki-Vantaa Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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
RyanairPriceFrom $70Free CancellationRating
6.8
5,181 reviews
Search Ryanair flights
Scandinavian AirlinesPriceFrom $159Free CancellationRating
7.4
1,535 reviews
Search Scandinavian Airlines flights
NorwegianPriceFrom $170Free CancellationRating
7.8
235 reviews
Search Norwegian flights
FinnairPriceFrom $197Free CancellationRating
7.6
1,333 reviews
Search Finnair flights

  • Finnair Flights From London to Helsinki

    Finnair operates around 32 flights from London to Helsinki every week. The average price of these flights found in the last 72 hours has been $312, but momondo users have found Finnair deals from London to Helsinki from as low as $197 round-trip. Finnair has been scored 7.6/10 in 1,333 reviews.

  • Ryanair Flights From London to Helsinki

    $70 is the best Ryanair flight deal from London to Helsinki found on momondo over the last 72 hours. The average Ryanair ticket price found was closer to $99, however, with flight time and availability significantly affecting the price. Ryanair (6.8/10 from 5,181 user reviews) flies into Helsinki from London 1 time in an average week so prices can vary.

Traveling to a place near Helsinki?

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Helsinki. Millions of users trust and use momondo every year so you are in good hands.

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 for London to Helsinki flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Helsinki from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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