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

Return flights

12 Dec - 15 Dec	Air Serbia
08 Dec - 12 Dec	Air Serbia
29 Dec - 02 Jan	Air Serbia
07 Dec - 14 Dec	Ryanair
05 Dec - 09 Dec	Ryanair
10 Dec - 15 Dec	Air Serbia
31 Dec - 05 Jan	Air Serbia
26 Dec - 02 Jan	Air Serbia
05 Dec - 08 Dec	Ryanair
31 Dec - 04 Jan	Air Serbia
29 Dec - 04 Jan	Air Serbia
21 Dec - 25 Dec	Air Serbia
08 Dec - 14 Dec	Air Serbia
11 Dec - 14 Dec	Ryanair
28 Dec - 04 Jan	Air Serbia
12 Dec - 17 Dec	Ryanair
28 Dec - 03 Jan	Air Serbia
30 Dec - 05 Jan	Ryanair
29 Dec - 03 Jan	Air Serbia
28 Dec - 01 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.

Book a cheap hotel in Oslo

Cheap car rent in Oslo

Cheapest return flights from Thessaloniki to Oslo in December from 134€

Return flights