Cheapest return flights from London to Helsinki in October from $93

Best time to book flights for London (STN) to Helsinki (HEL) flights at AirHint

AirHint found the following cheapest return flights from London (STN) to Helsinki (HEL) in October 2025 (see full year).

Return flights

07 Oct - 22 Oct Ryanair direct
29 Oct - 17 Nov Ryanair direct
29 Oct - 07 Nov Ryanair direct
29 Oct - 09 Nov Ryanair direct
29 Oct - 16 Nov Ryanair direct
06 Oct - 22 Oct Ryanair direct
01 Oct - 02 Oct Ryanair direct
10 Oct - 22 Oct Ryanair direct
01 Oct - 21 Oct Ryanair direct
01 Oct - 14 Oct Ryanair direct
01 Oct - 15 Oct Ryanair direct
01 Oct - 16 Oct Ryanair direct
07 Oct - 21 Oct Ryanair direct
07 Oct - 14 Oct Ryanair direct
29 Oct - 02 Nov Ryanair direct
23 Oct - 07 Nov Ryanair direct
23 Oct - 09 Nov Ryanair direct
29 Oct - 01 Nov Ryanair direct
23 Oct - 02 Nov Ryanair direct
16 Oct - 02 Nov Ryanair direct

Also check the deals for one-way flights from London to Helsinki in October.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Helsinki

Cheap car rent in Helsinki