Cheapest return flights from Oslo to Trondheim in December from $84

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

Return flights

11 Dec - 15 Dec Norwegian direct
13 Dec - 16 Dec Scandinavian Airlines direct
02 Dec - 04 Dec Norwegian direct
03 Dec - 04 Dec Norwegian direct
01 Dec - 04 Dec Norwegian direct
04 Dec - 04 Dec Norwegian direct
01 Dec - 03 Dec Norwegian direct
04 Dec - 10 Dec Scandinavian Airlines direct
07 Dec - 13 Dec Scandinavian Airlines direct
06 Dec - 08 Dec Scandinavian Airlines direct
29 Dec - 12 Jan Norwegian direct
29 Dec - 18 Jan Norwegian direct
17 Dec - 05 Jan Norwegian direct
26 Dec - 12 Jan Norwegian direct
15 Dec - 05 Jan Norwegian direct
30 Dec - 12 Jan Norwegian direct
30 Dec - 18 Jan Norwegian direct
16 Dec - 05 Jan Norwegian direct
17 Dec - 06 Jan Norwegian direct
17 Dec - 04 Jan Norwegian direct

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

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