LON - HEL

£67 Find Cheap Flights from London to Helsinki – Compare and Save

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Everything you should know

Cheapest return flight
£98
Typical prices: £141-£315
Ryanair
Mon 19/11Fri 23/11
STN - HEL • Direct
Cheapest direct flights
£99
Typical prices: £142-£324
Ryanair
Fri 9/2Wed 14/2
STN - HEL • Direct
Direct flights
You can fly direct with Finnair, Ryanair, and Norwegian. Average duration is 2h 54m
Direct flights
+1
Direct flights
+1
Top routes
Cheapest • 44% average savings
Most popular
Insights
Insights
Avoid delays
Most punctual • 87% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 17 weeks in advance save around 51% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 46% price drop
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Cheapest • Avg £139 (return)
Shortest trip • 6h 11m (one-way)
Insights
Insights
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We hope you enjoy your trip to Helsinki!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from London to Helsinki (LON-HEL)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from London to Helsinki

Thu, 19 Nov - Mon, 23 Nov
Ryanair Logo
07:55 - 12:45STN  London Stansted-HEL Helsinki-Vantaa
2h 50mdirect
Ryanair Logo
14:35 - 23:40HEL  Helsinki-Vantaa-STN London Stansted
11h 05m1 stop Warsaw Modlin
£98Ryanair
Fri, 1 Jan - Thu, 7 Jan
Ryanair Logo
05:55 - 10:45STN  London Stansted-HEL Helsinki-Vantaa
2h 50mdirect
Ryanair Logo
13:10 - 14:20HEL  Helsinki-Vantaa-STN London Stansted
3h 10mdirect
£99Ryanair
Fri, 20 Nov - Mon, 23 Nov
Multiple Airlines Logo
20:50 - 09:25STN  London Stansted-HEL Helsinki-Vantaa
10h 35m1 stop Stockholm Arlanda
Multiple Airlines Logo
20:25 - 21:35HEL  Helsinki-Vantaa-STN London Stansted
3h 10mdirect
£99Multiple Airlines
Wed, 2 Dec - Fri, 11 Dec
Multiple Airlines Logo
11:35 - 22:25STN  London Stansted-HEL Helsinki-Vantaa
8h 50m1 stop Stockholm Arlanda
Multiple Airlines Logo
23:40 - 00:50HEL  Helsinki-Vantaa-STN London Stansted
3h 10mdirect
£99Multiple Airlines
Thu, 14 Jan - Sun, 17 Jan
Norwegian Logo
10:50 - 15:50LGW  London Gatwick-HEL Helsinki-Vantaa
3h 00mdirect
Norwegian Logo
16:40 - 17:50HEL  Helsinki-Vantaa-LGW London Gatwick
3h 10mdirect
£106Norwegian
Thu, 21 Jan - Sun, 24 Jan
Norwegian Logo
10:50 - 15:50LGW  London Gatwick-HEL Helsinki-Vantaa
3h 00mdirect
Norwegian Logo
16:40 - 17:50HEL  Helsinki-Vantaa-LGW London Gatwick
3h 10mdirect
£107Norwegian
Fri, 29 Jan - Tue, 2 Feb
Lufthansa Logo
07:40 - 18:45LHR  London Heathrow-HEL Helsinki-Vantaa
9h 05m1 stop Munich Franz Josef Strauss
Lufthansa Logo
12:35 - 17:05HEL  Helsinki-Vantaa-LHR London Heathrow
6h 30m1 stop Munich Franz Josef Strauss
£146Lufthansa
Wed, 3 Feb - Wed, 10 Feb
Lufthansa Logo
07:40 - 18:45LHR  London Heathrow-HEL Helsinki-Vantaa
9h 05m1 stop Munich Franz Josef Strauss
Lufthansa Logo
12:35 - 17:05HEL  Helsinki-Vantaa-LHR London Heathrow
6h 30m1 stop Munich Franz Josef Strauss
£146Lufthansa
Wed, 18 Nov - Mon, 23 Nov
Scandinavian Airlines Logo
13:55 - 23:50LHR  London Heathrow-HEL Helsinki-Vantaa
7h 55m1 stop Stockholm Arlanda
Scandinavian Airlines Logo
14:15 - 17:00HEL  Helsinki-Vantaa-LHR London Heathrow
4h 45m1 stop Stockholm Arlanda
£148Scandinavian Airlines
Thu, 5 Nov - Mon, 9 Nov
Scandinavian Airlines Logo
06:40 - 14:50LHR  London Heathrow-HEL Helsinki-Vantaa
6h 10m1 stop Stockholm Arlanda
Scandinavian Airlines Logo
14:15 - 21:20HEL  Helsinki-Vantaa-LHR London Heathrow
9h 05m1 stop Stockholm Arlanda
£148Scandinavian Airlines
Booking Insights

Price, demand, and travel trends for London to Helsinki flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a return flight from London to Helsinki?

Return flights from London to Helsinki typically range from £141 to £315. The lowest price found in the past 5 days was £98 on Ryanair.

What is the cheapest London to Helsinki flight route?

London Stansted Airport (STN) to Helsinki (HEL) is the cheapest London to Helsinki route, averaging £121 return. Other London to Helsinki routes average £241, based on KAYAK data over the past 12 months.

What's the cheapest day of the week to fly from London to Helsinki?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from London to Helsinki. It’s 12% cheaper than the average day, while Sunday is the most expensive, with prices 29% higher.

What is the cheapest month to fly from London to Helsinki?

•February is the cheapest month to fly from London to Helsinki at £120 return.
•June (£279) and July (£261) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 132% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from London to Helsinki the cheapest?

Flights from London to Helsinki are cheapest 17 weeks before departure. Booking in this window typically costs about 51% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from London to Helsinki

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Duncan Madden

Duncan Madden

Expert on Ryanair

Duncan is a freelance travel writer, copywriter and book author in constant search of travel stories and the perpetual sensation of being on holiday. He’s never happier than when on a dusty trail in search of empty waves or ducking under the piste tape in search of snowbound solitude. British born, living in Germany, but happiest heading for the horizon. His first book, Found in Translation, explores the etymologies and stories of country names around the world and is out now.

Gabriel Leigh

Gabriel Leigh

Expert on Finnair

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Key details for London to Helsinki flights

Low season

October

Cheapest flight

£67
Beat the crowds with an average 30% drop in traveller numbers.
The most popular month to fly with an average 33% increase in traveller numbers.
One-way flight from London Stansted Airport to Helsinki

When to book flights from London to Helsinki

Are your dates flexible? Find out the best times to travel from London to Helsinki based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your London to Helsinki flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • What are the earliest and latest flights from London to Helsinki?

    These are the earliest and latest flight times available from London to Helsinki:

    • Earliest: departs at 05:55 and lands at 08:49
    • Latest: departs at 19:05 and lands at 21:59.

    The flight takes about 2h 54m.

  • Which cabin classes can I book on flights from London to Helsinki?

    Three cabin classes are available on flights from London to Helsinki:

    • Economy class
    • Premium Economy Class
    • Business Class

  • How long is a flight from London to Helsinki?

    A direct flight from London to Helsinki takes 2h 54m, covering 1,135 miles.

  • Do I need a passport to fly from London to Helsinki?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a London to Helsinki flight?

    Return flights from London to Helsinki range from £141 to £315, with an average of £221 over the past 12 months. Anything below £141 counts as a good deal.

  • How expensive are last-minute London to Helsinki flights?

    Last-minute fares on this route (booked within two weeks of departure) run 28% above the £221 route average. Book 17 weeks before departure for the lowest fares.

  • How much can I save by having a stopover when flying from London to Helsinki?

    On this route, stopover flights are cheaper than direct options on average. Stopover fares average £139 return via Warsaw Modlin (WMI), compared with £229 for direct.

  • How does on-time performance compare across airlines flying from London to Helsinki?

    Ryanair is slightly above the route average for timely arrivals, while Finnair has a lower on-time arrival rate. On-time arrival rates on London to Helsinki flights are:

    • Ryanair: 87% on time
    • Finnair: 83% on time
    • Norwegian: 65% on time

    On average, flights on this route are punctual 82% of the time.

  • What is the standard checked bag allowance on flights from London to Helsinki?

    There is no standard. Checked bag policies vary by airline on this route. Most carriers charge £18–£75 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

  • How are flight departures from London to Helsinki spread across the day?

    Morning is the busiest departure period on London to Helsinki flights, with 51% leaving in that window. Afternoon departures account for 33%, Evening flights for 16%, and Night flights for 0%.

  • Which airlines offer Wi-Fi on London to Helsinki flights?

    Finnair is the only airline on the London to Helsinki route offering in-flight Wi-Fi. Pricing depends on fare class.

  • How are flight prices from London to Helsinki looking right now?

    One-way fares from London to Helsinki are currently lower than usual. Average one-way flight prices are about £75, which is 52% below the typical average for this route.

  • Which car hire options are available at Helsinki-Vantaa Airport (HEL)?

    Helsinki-Vantaa Airport (HEL) hosts 5 major car hire companies, with daily rates starting from around £3 for economy cars. Top options include:

    • ADDCAR RENTAL
    • GREEN MOTION
    • Alamo
    • Sixt
    • Europcar

  • Which airports can I use when flying from London to Helsinki?

    Flights from London to Helsinki may depart from several airports in London area, including London City (LCY), London Gatwick (LGW), London Heathrow (LHR), London Luton (LTN), London Southend (SEN) and London Stansted (STN). Flights usually arrive at Helsinki-Vantaa (HEL).

  • What time of day has the fewest delays on flights from London to Helsinki?

    Night flights have the fewest delays on this route, while afternoon departures tend to have the most.

  • At what point is a flight considered delayed on the route from London to Helsinki?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the London to Helsinki route, 18% of flights were delayed in the past three months, with delays averaging 1h 49m.

  • Which airports do connecting flights from London to Helsinki pass through?

    One-stop flights from London to Helsinki most commonly connect through:

    • Stockholm Arlanda (ARN) – 51% of one-stop connections
    • Kastrup Copenhagen (CPH) – 20% of one-stop connections
    • Amsterdam Schiphol (AMS) – 12% of one-stop connections
    • Frankfurt am Main (FRA) – 7% of one-stop connections

  • Can I save money by using flexible dates for flights from London to Helsinki?

    Yes. Flexible dates can save you up to 32% on flights from London to Helsinki. Tuesday is the cheapest departure day at £197 return on average, while Sunday is the most expensive at £285, a difference of £89.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • Which airlines fly from London to Helsinki?

    3 airlines operate flights between London and Helsinki. The airlines offering direct flights on this route include:

    • Finnair
    • Ryanair
    • Norwegian

  • How much time can I save by choosing a different stopover airport from London to Helsinki?

    Flying via Paris Charles de Gaulle (CDG) gives the shortest average 1-stop total travel time of 6h 11m, compared to 6h 12m via Riga Intl (RIX) and 6h 20m via Kastrup Copenhagen (CPH).

  • What is the time difference between London and Helsinki?

    Helsinki is 2 hours ahead of London (Eastern European Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Helsinki?

    Some of the most popular sights in Helsinki are Helsinki Central Station Square, Presidential Palace, and Finlandia-talo. These are among the most viewed places in Helsinki on KAYAK.

  • Which airlines offer extra legroom and free seat selection on London to Helsinki flights?

    Among airlines operating London to Helsinki flights:

    • Finnair: offers free seat selection
    • Ryanair: offers extra legroom; offers free seat selection
    • Norwegian: offers extra legroom; offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on London to Helsinki flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Finnair: a cabin bag and a checked bag in Economy class
    • Ryanair: a cabin bag and a checked bag in Economy class
    • Norwegian: a cabin bag and a checked bag in Economy class

    Baggage allowance can vary by ticket type, cabin class, route, and airline, so always check the fare details before booking.

  • Where can I purchase euros at Helsinki-Vantaa Airport?

    ChangeGroup at Helsinki-Vantaa Airport is well positioned to take care of your currency exchange needs, offering seven different locations, including one in Arrivals Hall 2A. ChangeGroup also offers an online service where you can purchase in advance and then pick up upon arrival and is open every day from 05:45 to 21:00 local time.

  • Are there good retail choices at Helsinki-Vantaa Airport?

    Yes, there are. In addition to luxury brands like Salvatore Ferragamo, Max Mara and Bulgari ,there are also several Helsinki Duty Free shops to buy tobacco, spirits or confectionery, Finefood to purchase some Finnish delicacies and the Helsinki Arrival Shop is there for arriving passengers who need to pick up any additional items.

  • How do I get downtown from Helsinki-Vantaa Airport?

    There are good public transport links from the airport, such as the Finnair City Bus, which will connect you to Helsinki Central Railway Station and the Ring Rail Line that services the airport and the city centre. There are also plenty of taxis outside the terminal, which can make the trip in about 30 mins or, as always, you can hire a car and drive yourself.

  • Where is there to eat at Helsinki-Vantaa Airport?

    Arriving passengers can opt between coffee and light fare from Starbucks or grab a burger and chips at Burger King. Bistro Airport offers pizza and pasta made with organic ingredients, while MOI! Helsinki has a good selection of lagers to whet your whistle and if you’re in the mood for a hotdog, then check out Richie’s Gourmet Hot dogs.

  • What visa do I need when I arrive at Helsinki Airport?

    As Finland is part of the Schengen area, it is possible to travel to Helsinki for up to 90 days without a visa. If you plan to stay longer than this, you will need to contact the Finnish Embassy. Your passport must also be valid for at least three months from the day you plan to leave the country.

  • Can I find a hotel at a London airport?

    Staying at an airport hotel is a great way to ensure you’re not in a rush. For instance, you can stay at Courtyard by Marriott at Luton Airport and Gatwick Airport. There is Holiday Inn Express at London City Airport, in the east of the capital, and Stansted Airport, to the north of London. Meanwhile, at Heathrow Airport, you can sleep at Aerotel.

  • How can I reduce my carbon emissions by taking a specific flight from London to Helsinki?

    You can find flights that emit fewer carbon emissions, which is better for the environment. For example, KLM operates this route releasing about 74% less carbon dioxide than the industry standard.

  • Which airlines provide Wi-Fi on flights from London to Helsinki Airport?

    If you are travelling to Helsinki for work, you should look for an airline that will keep you connected throughout. For instance, Scandinavian Airlines provides Wi-Fi to passengers, so you can stay online from take-off to touchdown.

Your guide to booking London to Helsinki flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Sunday. On this route, Tuesday flights average £197, about £89 less than Sunday fares (31% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 17 weeks before you fly. On this route, that window historically saves about 51% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your London to Helsinki trip for February. Fares historically average £120 return in that month – typically £159 less than the most expensive month, which is June (based on the last 12 months).
  • For the best chance of arriving on time, fly with Ryanair. Over the past three months, 87% of Ryanair flights from London to Helsinki arrived on time, slightly above the route average of 82%. When flights on this route arrive late, they're delayed by an average of 1h 49m, so choosing an airline with strong on-time performance can make a difference if you're on a tight schedule.
  • If you have the time, taking a 1-stop flight through Warsaw Modlin Airport (WMI) can be cheaper than flying direct. The cheapest stopover option averages £139 return on this route – about £90 less than direct flights (based on the last 12 months).
  • Helsinki International Airport or Helsinki-Vantaa (HEL) is the gateway to the metropolitan area of Helsinki and the Uusimaa region of Finland. Several airlines use this airport as their hub, including the regional carriers Norra and City Jet, as well as the national carrier Finnair, which runs flights from London to Helsinki.
  • Since the flight from London to Helsinki is a short haul trip, you may wish to consider driving to the airport and parking your car. All five London metropolitan area airports have adequate parking space for your vehicle should you decide to do so, whether you’re away for a weekend or longer holiday.
  • If you are travelling with the family on your flight from London to Helsinki and you’re using London Gatwick Airport (LGW), you’ll be pleased to know that there are family security lanes, special assistance and Kid Zones located in both airport terminals, which are dedicated to making your travel experience a rewarding one.
  • GLO Hotel Airport is situated at Terminal 2 of Helsinki-Vantaa Airport and is perfect for business travellers or those who prefer accommodation within the vicinity of the airport. However, if it is unavailable, there are other nearby hotels to consider, including Hotel Hilton Helsinki Airport and Scandic Helsinki Airport, both of which are accessible by covered walkway from Terminal 2.
  • Passengers flying out of London Heathrow Airport (LHR) can enjoy the complimentary services and ambience of the lounges at Terminal 5 if they have time to spare before their flight departs. Plaza Premium Lounge near Gate 7 offers first-class comfort and facilities such as showers and spa, while Aspire Lounge near Gate 18 has disabled access, as well as a premium menu and free Wi-Fi.
  • You can get to London’s airports easily from the centre of the city. The Heathrow Express goes from Paddington Station to Heathrow Airport (LHR) in about 15min, the Gatwick Express departs from Victoria Station to Gatwick Airport (LGW) in around 30min, whilst the Stansted Express from Liverpool Street goes to Stansted Airport (STN) in about 45min. You can also reach Luton Airport (LTN) from St Pancras International via the Thameslink Railway, or City Airport (LCY) using the DLR from West Ham.
  • Helsinki Airport (HEL) serves a range of nearby towns and cities, making it a great place to land. From the terminal, you can drive to Vantaa in about 8min, Espoo in around 20 minutes and Lahti in approximately 1 hour.

Prefer to fly direct from London to Helsinki?

 
Find which airlines fly direct from London to Helsinki-Vantaa Airport, which days they fly and book direct flights.

Direct departures

London to Helsinki-Vantaa

Monday

Finnair,Norwegian,Ryanair

Finnair,Norwegian, +1 more

Tuesday

Finnair,Ryanair

Finnair,Ryanair

Wednesday

Finnair,Ryanair

Finnair,Ryanair

Thursday

Finnair,Norwegian,Ryanair

Finnair,Norwegian, +1 more

Friday

Finnair,Norwegian,Ryanair

Finnair,Norwegian, +1 more

Saturday

Finnair,Ryanair

Finnair,Ryanair

Sunday

Finnair,Norwegian,Ryanair

Finnair,Norwegian, +1 more

See more direct flights

Direct returns

Helsinki-Vantaa to London

Monday

Finnair,Norwegian,Ryanair

Finnair,Norwegian, +1 more

Tuesday

Finnair,Ryanair

Finnair,Ryanair

Wednesday

Finnair,Ryanair

Finnair,Ryanair

Thursday

Finnair,Norwegian,Ryanair

Finnair,Norwegian, +1 more

Friday

Finnair,Norwegian,Ryanair

Finnair,Norwegian, +1 more

Saturday

Finnair,Ryanair

Finnair,Ryanair

Sunday

Finnair,Norwegian,Ryanair

Finnair,Norwegian, +1 more

See more direct flights

More options for your flight from London to Helsinki

Complete your trip to Helsinki with a hotel stay or car hire