Cheapest return flights from Oslo to Sofia in December from 112€

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

Return flights

10 Dec - 17 Dec Wizz Air
08 Dec - 22 Dec transavia
05 Dec - 12 Dec Air Serbia
25 Dec - 05 Jan Wizz Air
29 Dec - 05 Jan Norwegian
26 Dec - 02 Jan Air Serbia
24 Dec - 02 Jan Wizz Air
21 Dec - 28 Dec LOT
30 Dec - 03 Jan Ryanair
23 Dec - 28 Dec Ryanair
20 Dec - 04 Jan Ryanair
13 Dec - 03 Jan Lufthansa

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

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