Cheapest return flights from Dublin to Copenhagen in September from $59

Best time to book flights for Dublin (DUB) to Copenhagen (CPH) flights at AirHint

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

Return flights

16 Sep - 23 Sep Ryanair direct
10 Sep - 23 Sep Norwegian Air Sweden AOC direct
17 Sep - 23 Sep Norwegian Air Sweden AOC direct
03 Sep - 23 Sep Norwegian Air Sweden AOC direct
16 Sep - 20 Sep Ryanair direct
06 Sep - 23 Sep Ryanair direct
20 Sep - 23 Sep Ryanair direct
30 Sep - 18 Oct Ryanair direct
27 Sep - 18 Oct Ryanair direct
22 Sep - 23 Sep Ryanair direct
15 Sep - 23 Sep Ryanair direct
09 Sep - 23 Sep Ryanair direct
16 Sep - 07 Oct Ryanair direct
16 Sep - 04 Oct Ryanair direct
16 Sep - 05 Oct Ryanair direct
16 Sep - 01 Oct Ryanair direct
25 Sep - 11 Oct Ryanair direct
28 Sep - 18 Oct Norwegian Air Sweden AOC direct
24 Sep - 11 Oct Norwegian Air Sweden AOC direct
25 Sep - 07 Oct Ryanair direct

Also check the deals for one-way flights from Dublin to Copenhagen in September.

Skyscanner

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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