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 08/11/25 1 Stopover (CPH) SK0506, SK1720 06h 35min	Return 11/11/25 1 Stopover (ARN) SK0721, SK1527 07h 10min	SAS Scandinavian Airlines		£134
Best option London Heathrow Helsinki	Outbound 08/11/25 direct AY1338 02h 55min	Return 11/11/25 direct AY1335 03h 15min	Finnair		£157
London Heathrow Helsinki	Outbound 08/12/25 1 Stopover (MUC) LH4201, LH2460 13h 45min	Return 24/12/25 1 Stopover (MUC) LH2461, LH4196 06h 20min	Lufthansa		£177
London Heathrow Helsinki	Outbound 08/12/25 1 Stopover (ARN) SK1530, SK0716 06h 45min	Return 24/12/25 1 Stopover (CPH) SK1707, SK0505 06h 40min	SAS Scandinavian Airlines	?	£199
London Heathrow Helsinki	Outbound 22/12/25 1 Stopover (CPH) SK1508, SK1706 13h 10min	Return 10/01/26 1 Stopover (ARN) SK0711, SK0525 16h 25min	SAS Scandinavian Airlines		£205
London Heathrow Helsinki	Outbound 08/12/25 1 Stopover (ARN) SK1530, SK0716 06h 45min	Return 24/12/25 direct AY1339 03h 05min	SAS Scandinavian Airlines		£223
London Heathrow Helsinki	Outbound 08/12/25 1 Stopover (ARN) SK1530, SK0716 06h 45min	Return 24/12/25 1 Stopover (CPH) SK1707, SK0505 06h 40min	SAS Scandinavian Airlines	?	£261
London Heathrow Helsinki	Outbound 08/12/25 direct AY1336 02h 55min	Return 24/12/25 direct AY1339 03h 05min	Finnair		£268
London Heathrow Helsinki	Outbound 08/12/25 1 Stopover (ARN) SK1530, SK0716 06h 45min	Return 24/12/25 1 Stopover (CPH) SK1707, SK0505 06h 40min	SAS Scandinavian Airlines	?	£308
London Heathrow Helsinki	Outbound 08/11/25 1 Stopover (FRA) LH0901, LH0850 05h 20min	Return 11/11/25 2 Stopovers (MUC, VIE) OS7436, OS0186, OS0337 07h 55min	Lufthansa	?	£338

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	133,50 £
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

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