AirHint found the following cheapest return flights from Stuttgart (STR) to Tromso (TOS) in August 2025 (see full year).

Return flights

28 Aug - 04 Sep	Wizz Air
25 Aug - 29 Aug	Eurowings
23 Aug - 30 Aug	Lufthansa
25 Aug - 01 Sep	Austrian Airlines
21 Aug - 25 Aug	SWISS
29 Aug - 01 Sep	SWISS
21 Aug - 24 Aug	SWISS
20 Aug - 27 Aug	Lufthansa
22 Aug - 31 Aug	Scandinavian Airlines

Also check the deals for one-way flights from Stuttgart to Tromso 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 Stuttgart to Tromso in August from 347€

Return flights