Cheapest return flights from Oslo to Trondheim in March from $115

AirHint found the following cheapest return flights from Oslo (OSL) to Trondheim (TRD) in March 2026 (see full year).

Return flights

26 Mar - 29 Mar Wizz Air
13 Mar - 16 Mar Norwegian
14 Mar - 16 Mar Norwegian
14 Mar - 22 Mar Norwegian
13 Mar - 19 Mar Norwegian direct
01 Mar - 05 Mar Norwegian direct
01 Mar - 19 Mar Norwegian direct
01 Mar - 12 Mar Norwegian direct
13 Mar - 17 Mar Norwegian direct
01 Mar - 10 Mar Norwegian direct
26 Mar - 13 Apr Norwegian direct
26 Mar - 16 Apr Norwegian direct
13 Mar - 01 Apr Norwegian direct
13 Mar - 02 Apr Norwegian direct
28 Mar - 13 Apr Norwegian direct
28 Mar - 16 Apr Norwegian direct
28 Mar - 17 Apr Norwegian direct
29 Mar - 13 Apr Norwegian direct
29 Mar - 16 Apr Norwegian direct
29 Mar - 17 Apr Norwegian direct

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

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