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

Return flights

08 Dec - 12 Dec	Air Serbia
10 Dec - 15 Dec	Air Serbia
29 Dec - 06 Jan	Ryanair
18 Dec - 08 Jan	Scandinavian Airlines
07 Dec - 11 Dec	Ryanair
05 Dec - 12 Dec	Air Serbia
05 Dec - 08 Dec	Air Serbia
02 Dec - 04 Dec	Ryanair
06 Dec - 08 Dec	Ryanair
16 Dec - 04 Jan	Ryanair
01 Dec - 11 Dec	easyJet
06 Dec - 12 Dec	Ryanair
03 Dec - 08 Dec	Air Serbia
30 Dec - 04 Jan	Ryanair
31 Dec - 05 Jan	Air Serbia
29 Dec - 03 Jan	Ryanair
23 Dec - 02 Jan	Scandinavian Airlines
29 Dec - 04 Jan	Ryanair
24 Dec - 02 Jan	Scandinavian Airlines
28 Dec - 04 Jan	Air Serbia

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

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 December from 133€

Return flights