Title: £159 Cheap Finnair flights from London to Helsinki (LHR→HEL) - Expedia.co.uk ![](https://images.trvl-media.com/place/178261/a5735827-a98f-4b50-8a17-9cdb5db113d2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178261/a5735827-a98f-4b50-8a17-9cdb5db113d2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # £159 Cheap Finnair flights from London to Helsinki (LHR→HEL) [View £159 flight on Wed, 26 Nov 2025](https://expedia.co.uk/Flights-Search?trip=oneway&leg1=from:LHR,to:HEL,departure:26/11/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:158.32&airProductToken=AQo3CjUIwbIBEgQxMzMyGOuJASCHWSjMjP4CMPuN_gI4T0AAWAFqCEVDTEFTU0lDcghPTk4wUzlDWhIKCAEQARgBKgJBWRgBIgQIARABKAIoAygEMAE) - [Return](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only - ## Plan, book, fly with confidence - ### Be in the know Get alerts if flight prices drop or rise\* - ### Book smarter Save up to 25% on select hotels after you book a flight\* - ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.co.uk/login) ## Finnair flights from London to Helsinki (LHR→HEL) Prices were available within the past 7 days and start at £159 for one-way flights and £276 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Return ![Finnair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AY.gif) Wed, 15 Oct - Thu, 30 Oct LHR London HEL Helsinki £276 Return found 5 days ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:HEL,departure:15/10/2025TANYT&leg2=from:HEL,to:LHR,departure:30/10/2025TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:275.32&airProductToken=AQo3CjUIwbIBEgQxMzQwGOuJASCHWSimsvoCMNCz-gI4WkAAWAFqCEVDTEFTU0lDcghaTk4wUzlDWhIKCAEQARgBKgJBWRgBIgQIARABKAIoAygEMAE) ![Finnair](//images.trvl-media.com/media/content/expus/graphics/static_content/fusion/v0.1b/images/airlines/AY.gif) Wed, 29 Jul - Mon, 3 Aug LHR London HEL Helsinki £299 Return found 3 hours ago [](https://expedia.co.uk/Flights-Search?trip=roundtrip&leg1=from:LHR,to:HEL,departure:29/07/2026TANYT&leg2=from:HEL,to:LHR,departure:03/08/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:298.42&airProductToken=AQo3CjUIwbIBEgQxMzMyGOuJASCHWSiw0JMDMN_RkwM4T0AAWAFqCEVDTEFTU0lDcghPTk4wUzlDWgo3CjUIwbIBEgQxMzM5GIdZIOuJASj-i5QDMLyNlAM4T0AAWAFqCEVDTEFTU0lDcghPTk4wUzlDWhIKCAEQARgBKgJBWRgBIgQIARABKAIoAygEMAE) ## Travel information | Origin airport | Heathrow | | --- | --- | | Destination airport | Vantaa | | Airlines serving | Air Baltic, Air France, Austrian Airlines, British Airways, Brussels Airlines, Finnair, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines | | Popular airline | Scandinavian Airlines | | Distance | 1836 km | | Average flight time | 4 hours 50 mins | ## Explore a world of travel with Expedia - Trending Finnair Flights - Trending Routes - Related Airlines - Nearby Airports - Flights from Other Cities - Expedia's Latest Trends ### Most Popular Finnair Routes from London - [Finnair LHR to LAS](https://expedia.co.uk/lp/flight-routes/finnair-from-heathrow-to-harry-reid-intl/ay/lhr/las) - [Finnair LHR to NRT](https://expedia.co.uk/lp/flight-routes/finnair-from-heathrow-to-narita-intl/ay/lhr/nrt) - [Finnair LHR to MIA](https://expedia.co.uk/lp/flight-routes/finnair-from-heathrow-to-miami-intl/ay/lhr/mia) - [Finnair LHR to SFO](https://expedia.co.uk/lp/flight-routes/finnair-from-heathrow-to-san-francisco-intl/ay/lhr/sfo) - [London to San Francisco (LHR - SFO)](https://expedia.co.uk/lp/flights/lhr/sfo/london-to-san-francisco) - [London to Tokyo (LHR - HND)](https://expedia.co.uk/lp/flights/lhr/hnd/london-to-tokyo) - [London to Boston (LHR - BOS)](https://expedia.co.uk/lp/flights/lhr/bos/london-to-boston) - [London to Bangkok (LHR - BKK)](https://expedia.co.uk/lp/flights/lhr/bkk/london-to-bangkok) - [London to Dubai (LHR - DXB)](https://expedia.co.uk/lp/flights/lhr/dxb/london-to-dubai) - [Manchester to Bangkok (MAN - BKK)](https://expedia.co.uk/lp/flights/man/bkk/manchester-to-bangkok) - [London to Sydney (LHR - SYD)](https://expedia.co.uk/lp/flights/lhr/syd/london-to-sydney) - [Manchester to Hong Kong (MAN - HKG)](https://expedia.co.uk/lp/flights/man/hkg/manchester-to-hong-kong) - [London to Miami (LHR - MIA)](https://expedia.co.uk/lp/flights/lhr/mia/london-to-miami) - [Manchester to Bangkok (MAN - BKK)](https://expedia.co.uk/lp/flights/man/bkk/manchester-to-bangkok) ### Popular Domestic Routes in Vantaa - [London to Orlando (LGW - MCO)](https://expedia.co.uk/lp/flights/lgw/mco/london-to-orlando) - [London to Singapore (LHR - SIN)](https://expedia.co.uk/lp/flights/lhr/sin/london-to-singapore) - [London to Tokyo (LHR - HND)](https://expedia.co.uk/lp/flights/lhr/hnd/london-to-tokyo) - [London to Delhi (LHR - DEL)](https://expedia.co.uk/lp/flights/lhr/del/london-to-delhi) - [London to Hong Kong (LHR - HKG)](https://expedia.co.uk/lp/flights/lhr/hkg/london-to-hong-kong) - [Manchester to Hong Kong (MAN - HKG)](https://expedia.co.uk/lp/flights/man/hkg/manchester-to-hong-kong) - [Manchester to Bangkok (MAN - BKK)](https://expedia.co.uk/lp/flights/man/bkk/manchester-to-bangkok) - [London to Bangkok (LHR - BKK)](https://expedia.co.uk/lp/flights/lhr/bkk/london-to-bangkok) - [London to San Francisco (LHR - SFO)](https://expedia.co.uk/lp/flights/lhr/sfo/london-to-san-francisco) - [London to Tokyo (LHR - NRT)](https://expedia.co.uk/lp/flights/lhr/nrt/london-to-tokyo) ### Related Airlines - [British Airways](https://expedia.co.uk/British-Airways-Flights.cBA.Travel-Guide-Airlines) - [Air France](https://expedia.co.uk/Air-France-Flights.cAF.Travel-Guide-Airlines) - [KLM](https://expedia.co.uk/KLM-Flights.cKL.Travel-Guide-Airlines) - [Lufthansa](https://expedia.co.uk/Lufthansa-Flights.cLH.Travel-Guide-Airlines) - [Turkish Airlines](https://expedia.co.uk/Turkish-Airlines-Flights.cTK.Travel-Guide-Airlines) - 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