Cheapest return flights from Oslo (OSL) to Helsinki (HEL), October

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
12 Oct 19 Oct Norwegian
Direct Flight
21 Oct 23 Oct Norwegian
Direct Flight
05 Oct 12 Oct Norwegian
Direct Flight
09 Oct 12 Oct Norwegian
Direct Flight
11 Oct 12 Oct Norwegian
Direct Flight
08 Oct 11 Oct airBaltic
16 Oct 18 Oct airBaltic
21 Oct 24 Oct airBaltic
11 Oct 16 Oct Norwegian
Direct Flight
04 Oct 12 Oct Norwegian
Direct Flight
15 Oct 02 Nov Norwegian
Direct Flight
22 Oct 08 Nov Norwegian
Direct Flight
22 Oct 02 Nov Norwegian
Direct Flight
13 Oct 02 Nov Norwegian
Direct Flight
14 Oct 02 Nov Norwegian
Direct Flight
21 Oct 08 Nov Norwegian
Direct Flight
21 Oct 02 Nov Norwegian
Direct Flight
26 Oct 13 Nov Norwegian Air Sweden AOC
Direct Flight
26 Oct 08 Nov Norwegian Air Sweden AOC
Direct Flight
26 Oct 12 Nov Norwegian Air Sweden AOC
Direct Flight
Powered by

deals for one-way flights from Oslo to Helsinki in October.

Book a cheap hotel in Helsinki

Cheap car rent in Helsinki Vantaa

Updated Jul 15, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

Feel free to contact us with any feedback or request another flight research.