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Prepare
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Carry-on baggage
Sports equipment and other special baggage
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Upgrade
Travel extras for your trip
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Finnair Cancellation Cover
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Long-haul meals
Business Class menus on long-haul flights
Short-haul meals
Pre-order meals
Special diets and food allergies
Travelling with children
Before your flight
At the airport
During the flight
Travelling with pets
Special assistance and health
Travelling with medical conditions and accessibility needs
Special assistance
Wheelchairs, other mobility aids and medical devices
Assistance dogs
Travelling while pregnant
Children travelling alone and young travellers
Travel documents
Travel documents to the USA, UK, Canada and Australia
Travel requirements for your trip
Travelling with multiple airlines
Travel & fly
Sustainability in travel
Contribute to sustainable aviation fuel
Tips for sustainability
Inclusive and accessible journeys
Sustainability work at Finnair
Check-in for Finnair flights
Check-in in advance
Check-in at the airport
Bag Drop
Travelling at Helsinki Airport
Transport to and from the airport
Connecting flights
Security check
Border control
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Finnair Plus Basic
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Finnair Plus Junior
Collect and use Avios
Collect Avios and tier points from flights
Collect Avios from partner services
Use Avios on Finnair award flights
Use Avios on award flights with partners
Use Avios on travel class upgrade
Use Avios on Finnair Plus partners
Buy, exchange or transfer Avios
Transfer Avios between loyalty programmes
Subscribe to Avios
Finnair Plus help and support
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Two-factor authentication for Finnair Plus
Travel class upgrades for members
Claim missing Avios
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Search and book London to Helsinki flights
Your journey starts here
Flights
Award flight
Trip type
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From
London
(All)
United Kingdom.
To
Helsinki
(HEL)
Finland.
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1, All travel classes
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Popular flights and flight offers from London to Helsinki
LHR – HEL
London - Helsinki
Fri 13 Nov 2026 – Tue 17 Nov 2026
From
£176
Book now
Our cheapest flights from London to Helsinki
Date
Price (low to high)
Price (high to low)
LHR – HEL
London - Helsinki
Fri 13 Nov 2026 – Tue 17 Nov 2026
From
£176
Book now
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