AirHint found the following cheapest return flights from Dublin (DUB) to Bergen (BGO) in September 2025 (see full year).

Return flights

23 Sep - 30 Sep	Ryanair
11 Sep - 16 Sep	Wideroe	direct
23 Sep - 28 Sep	Wideroe	direct
23 Sep - 30 Sep	Wideroe	direct
20 Sep - 21 Sep	Wideroe	direct
20 Sep - 23 Sep	Wideroe	direct
09 Sep - 16 Sep	Wideroe	direct
02 Sep - 09 Sep	Ryanair
26 Sep - 30 Sep	Ryanair
18 Sep - 21 Sep	Scandinavian Airlines
25 Sep - 02 Oct	Ryanair

Also check the deals for one-way flights from Dublin to Bergen 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 Dublin to Bergen in September from 98€

Return flights