Cheapest one-way flights from Trondheim to Oslo in September from $78

AirHint found the following cheapest one-way flights from Trondheim (TRD) to Oslo (OSL) in September 2026 (see full year).

One-Way flights

11 Sep Norwegian direct
06 Sep Norwegian direct
05 Sep Wideroe direct
01 Sep Scandinavian Airlines direct
02 Sep Scandinavian Airlines direct
03 Sep Scandinavian Airlines direct
04 Sep Scandinavian Airlines direct
10 Sep Scandinavian Airlines direct
12 Sep Scandinavian Airlines direct
13 Sep Scandinavian Airlines direct

Also check the deals for return flights from Trondheim to Oslo in September.

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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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