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

Return flights

09 Oct - 16 Oct	Ryanair
23 Oct - 28 Oct	Ryanair
09 Oct - 12 Oct	Ryanair
16 Oct - 19 Oct	Ryanair
17 Oct - 20 Oct	Air Serbia
15 Oct - 21 Oct	Ryanair
17 Oct - 24 Oct	Air Serbia
23 Oct - 26 Oct	Ryanair
17 Oct - 22 Oct	Air Serbia
13 Oct - 18 Oct	Ryanair
28 Oct - 01 Nov	Ryanair
26 Oct - 01 Nov	Ryanair
30 Oct - 03 Nov	Ryanair

Also check the deals for one-way flights from Thessaloniki to Oslo 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.

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Cheapest return flights from Thessaloniki to Oslo in October from $135

Return flights