AirHint found the following cheapest return flights from Trondheim (TRD) to Stockholm (ARN) in August 2025 (see full year).

Return flights

20 Aug - 27 Aug	Norwegian
31 Aug - 02 Sep	Wizz Air
19 Aug - 26 Aug	Wizz Air
25 Aug - 25 Aug	Scandinavian Airlines
20 Aug - 26 Aug	Scandinavian Airlines
21 Aug - 22 Aug	Wizz Air
31 Aug - 04 Sep	Norwegian
21 Aug - 21 Aug	Norwegian
26 Aug - 26 Aug	Norwegian
17 Aug - 22 Aug	Scandinavian Airlines
17 Aug - 22 Aug	Scandinavian Airlines	direct
20 Aug - 27 Aug	Scandinavian Airlines	direct
31 Aug - 04 Sep	Scandinavian Airlines	direct
31 Aug - 02 Sep	Scandinavian Airlines	direct

Also check the deals for one-way flights from Trondheim to Stockholm in August.

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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Cheapest return flights from Trondheim to Stockholm in August from 153€

Return flights