Our cheapest offers for flights from London Heathrow to Helsinki

Here you can compare cheap flights from London Heathrow (LHR) to Helsinki (HEL) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Helsinki. Prices and availability may change at any time.

	Outbound	Return	Airlines	Baggage	Price
London Heathrow Helsinki	Outbound 09/10/25 1 Stopover (ARN) SK1530, SK0710 08h 15min	Return 14/10/25 1 Stopover (ARN) SK0705, SK0527 08h 40min	SAS Scandinavian Airlines		£143
Best option London Heathrow Helsinki	Outbound 16/07/25 direct AY1332 02h 55min	Return 09/08/25 direct AY1341 03h 05min	Finnair		£173
London Heathrow Helsinki	Outbound 22/06/25 1 Stopover (ARN) SK0528, SK0728 04h 20min	Return 05/07/25 1 Stopover (ARN) SK0705, SK0527 07h 35min	SAS Scandinavian Airlines		£232
London Heathrow Helsinki	Outbound 09/10/25 1 Stopover (ARN) SK1530, SK0710 08h 15min	Return 14/10/25 1 Stopover (ARN) SK0705, SK0527 08h 40min	SAS Scandinavian Airlines		£147
London Heathrow Helsinki	Outbound 09/10/25 1 Stopover (ARN) SK1530, SK0710 08h 15min	Return 14/10/25 1 Stopover (ARN) SK0705, SK0527 08h 40min	SAS Scandinavian Airlines		£148
London Heathrow Helsinki	Outbound 09/10/25 1 Stopover (ARN) SK1530, SK0710 08h 15min	Return 14/10/25 1 Stopover (ARN) SK0711, SK1527 05h 45min	SAS Scandinavian Airlines	?	£155
London Heathrow Helsinki	Outbound 16/07/25 direct AY1332 02h 55min	Return 09/08/25 direct AY1341 03h 05min	Finnair		£174
London Heathrow Helsinki	Outbound 17/06/25 1 Stopover (ARN) SK0526, SK0722 08h 30min	Return 01/07/25 direct AY1339 03h 10min	SAS Scandinavian Airlines		£175
London Heathrow Helsinki	Outbound 16/07/25 direct AY1332 02h 55min	Return 09/08/25 direct AY1341 03h 05min	Finnair		£176
London Heathrow Helsinki	Outbound 16/07/25 direct AY1338 02h 50min	Return 09/08/25 direct AY1341 03h 05min	Finnair		£177

Tips and tricks to help you find cheap flights from London Heathrow to Helsinki

Important flight information

Flight information: London Heathrow - Helsinki

Outbound and return from	142,88 £
Flight duration	min. 02:50 / max. 03:05
Return flight duration	min. 03:10/ max. 03:25
Distance	1849 km
Flights per week	55
Departure airport	Airport London Heathrow (LHR)
Arrival airport	Airport Helsinki-Vantaa (HEL)
Destination country	Flights to Finland

Alternative flights to Helsinki

Flight London - Helsinki from 143 £
Flight London Gatwick - Helsinki from 166 £

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