AirHint found the following cheapest return flights from Newcastle (NCL) to Gdansk (GDN) in September 2025 (see full year).

Return flights

25 Sep - 02 Oct	Ryanair	direct
25 Sep - 28 Sep	Ryanair	direct
28 Sep - 02 Oct	Ryanair	direct
28 Sep - 05 Oct	Ryanair	direct
18 Sep - 25 Sep	Ryanair	direct
21 Sep - 25 Sep	Ryanair	direct
25 Sep - 29 Sep	Ryanair
20 Sep - 05 Oct	Ryanair
18 Sep - 21 Sep	Ryanair	direct
27 Sep - 30 Sep	Ryanair
19 Sep - 22 Sep	Ryanair
15 Sep - 18 Sep	easyJet
16 Sep - 16 Sep	easyJet

Also check the deals for one-way flights from Newcastle 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 return flights from Newcastle to Gdansk in September from 40€

Return flights