Flights from London to Helsinki

Our cheapest offers for flights from London to Helsinki

Here you can compare cheap flights from London (LON) 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 Shop Baggage Price
London
Helsinki
Outbound
13/05/25
1 Stopover (ARN)
D84460, D82603
11h 35min
Return
03/06/25
1 Stopover (ARN)
D82602, D84455
07h 25min
Norwegian Air International
£140
Best option
London
Helsinki
Outbound
16/04/25
direct
D82767
02h 50min
Return
30/04/25
direct
D82766
03h 05min
Norwegian Air International ?
£204
London
Helsinki
Outbound
13/05/25
1 Stopover (RIX)
BT0652, BT0325
13h 10min
Return
03/06/25
1 Stopover (ARN)
D82602, D84459
14h 10min
Air Baltic
£140
London
Helsinki
Outbound
13/05/25
1 Stopover (ARN)
D84460, D82603
11h 35min
Return
03/06/25
1 Stopover (ARN)
D82602, D84455
07h 25min
Norwegian Air International
£145
London
Helsinki
Outbound
13/05/25
1 Stopover (ARN)
D84460, D82603
11h 35min
Return
03/06/25
1 Stopover (ARN)
D82602, D84455
07h 25min
Norwegian Air International
£146
London
Helsinki
Outbound
13/05/25
1 Stopover (ARN)
D84460, D82603
11h 35min
Return
03/06/25
1 Stopover (ARN)
D82614, D84459
05h 35min
Norwegian Air International
£160
London
Helsinki
Outbound
13/05/25
1 Stopover (RIX)
BT0652, BT0307
09h 30min
Return
03/06/25
1 Stopover (ARN)
D82602, D84451
05h 15min
Air Baltic
£163
London
Helsinki
Outbound
13/05/25
1 Stopover (CPH)
SK0500, SK1716
11h 35min
Return
03/06/25
1 Stopover (CPH)
SK1705, SK0501
04h 45min
SAS Scandinavian Airlines
£164
London
Helsinki
Outbound
13/05/25
1 Stopover (RIX)
BT0652, BT0301
21h 10min
Return
03/06/25
1 Stopover (RIX)
BT0308, BT0651
12h 55min
Air Baltic ?
£165
London
Helsinki
Outbound
13/05/25
1 Stopover (CPH)
SK0500, SK1716
11h 35min
Return
03/06/25
1 Stopover (CPH)
SK1705, SK0501
04h 45min
SAS Scandinavian Airlines
£166
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from London to Helsinki

Favourite airline: Norwegian Air International
Most travellers looking for flights on the route from London to Helsinki decide to book with Norwegian Air International.
Norwegian Air International
67 %
Air Baltic
16 %
SAS
8 %
Direct flights are cheaper
On this route, direct flights are £ 7.00 cheaper than flights with a stopover.
non stop flight
1 stop
2 stops
02h 50min
25h 20min
19h 30min
112 £
119 £
194 £
Favourite connection: via Stockholm
Stopover flights on this route are especially popular via Stockholm, making up 44 % of bookings.
Route
bookings
1 stopover Stockholm-Arlanda
14h 45min, from 138 £
44 %
Direct flights
02h 50min, from 112 £
32 %
1 stopover Riga International Airport
25h 20min, from 119 £
17 %

Important flight information

Flight information: London - Helsinki

Outbound and return from 139,36 £
Flight duration min. 02:50 / max. 03:05
Return flight duration min. 03:10/ max. 03:25
Distance 1833 km
Flights per week 71
Departure airport Airport London (LCY, LGW, LHR, LTN, STN, SEN) (LON)
Arrival airport Airport Helsinki-Vantaa (HEL)
Destination country Flights to Finland
Alternative flights to Helsinki
Flight destinations with a similar price