AirHint found the following cheapest one-way flights from Trondheim (TRD) to Gdansk (GDN) in September 2025 (see full year).

One-Way flights

30 Sep	Wizz Air	direct
16 Sep	Wizz Air	direct
28 Sep	Wizz Air	direct
23 Sep	Wizz Air	direct
14 Sep	Wizz Air	direct
18 Sep	Wizz Air	direct
21 Sep	Wizz Air	direct
20 Sep	Wizz Air	direct
13 Sep	Wizz Air	direct
15 Sep	Norwegian

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

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 one-way flights from Trondheim to Gdansk in September from $17

One-Way flights