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Cheapest month to fly
One way, the cheapest fare found for each month. Fares change all the time; the search shows today’s prices.
| Month | From | Airline | Stops | Found |
|---|---|---|---|---|
| November 2026 | £98 | SAS Scandinavian | 1 stop | 9 Nov 2026 |
| December 2026 | £92 | SAS Scandinavian | 1 stop | 12 Nov 2026 |
| January 2027 | £95 | SAS Scandinavian | 1 stop | 14 Nov 2026 |
| February 2027 | £92 | SAS Scandinavian | 1 stop | 14 Nov 2026 |
| March 2027 | £95 | SAS Scandinavian | 1 stop | 15 Nov 2026 |
| October 2027 | £100 | Finnair | non-stop | 11 Nov 2026 |
| November 2027 | £136 | Finnair | non-stop | 13 Nov 2026 |
Cheapest days in December 2026
| Date | From | Airline | Stops | Found |
|---|---|---|---|---|
| 2 Dec 2026 | £92 | SAS Scandinavian | 1 stop | 12 Nov 2026 |
| 15 Dec 2026 | £96 | SZS | 1 stop | 10 Nov 2026 |
| 24 Dec 2026 | £102 | Finnair | non-stop | 10 Nov 2026 |
| 31 Dec 2026 | £106 | Finnair | non-stop | 13 Nov 2026 |
| 6 Dec 2026 | £110 | SAS Scandinavian | 1 stop | 13 Nov 2026 |
| 12 Dec 2026 | £121 | KLM | 1 stop | 12 Nov 2026 |
| 13 Dec 2026 | £123 | SAS Scandinavian | 1 stop | 13 Nov 2026 |
| 30 Dec 2026 | £126 | SAS Scandinavian | 1 stop | 12 Nov 2026 |
Airlines flying non-stop
Finnair From £102 one way · found 10 Nov 2026
Non-stop flights take about 2 h 50 min.
Seat maps for this route
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Related pages
Return route: Helsinki to London →More cheap trips from London →All routes →
How many Avios or miles does this flight earn, and what does it cost in points?
Questions about this route
When is it cheapest to fly from London to Helsinki?
In our recent data December 2026 is cheapest, from £92 one way. Prices move every day, so check the search for your own dates.
Which airlines fly non-stop from London to Helsinki?
Recent non-stop fares were found with Finnair.
How long is the flight from London to Helsinki?
About 2 h 50 min non-stop.
Fares are the cheapest found recently by travellers, not live quotes, and can change.