AirHint found the following cheapest return flights from Oslo (OSL) to Tallinn (TLL) in October 2025 (see full year).

Return flights

02 Oct - 09 Oct	airBaltic	direct
05 Oct - 12 Oct	airBaltic	direct
09 Oct - 16 Oct	airBaltic	direct
12 Oct - 19 Oct	airBaltic	direct
16 Oct - 23 Oct	airBaltic	direct
06 Oct - 12 Oct	Norwegian Air Sweden AOC	direct
03 Oct - 12 Oct	Norwegian Air Sweden AOC	direct
03 Oct - 05 Oct	Norwegian Air Sweden AOC	direct
14 Oct - 17 Oct	Scandinavian Airlines

Also check the deals for one-way flights from Oslo to Tallinn in October.

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 Tallinn

Cheap car rent in Tallinn

Cheapest return flights from Oslo to Tallinn in October from $101

Return flights