Cheapest return OPO–CPH flights, September

AirHint found the following cheapest return flights from Porto (OPO) to Copenhagen (CPH) in September 2026 (see full year).

Return flights

28 Sep - 16 Oct Ryanair direct
28 Sep - 17 Oct Ryanair direct
28 Sep - 19 Oct Ryanair direct
23 Sep - 28 Sep easyJet
24 Sep - 28 Sep easyJet
09 Sep - 13 Sep easyJet
04 Sep - 11 Sep Norwegian Air Sweden AOC direct
28 Sep - 29 Sep Ryanair direct
28 Sep - 02 Oct Ryanair direct
15 Sep - 29 Sep Vueling Airlines
15 Sep - 02 Oct Vueling Airlines
04 Sep - 05 Sep Norwegian Air Sweden AOC direct
15 Sep - 28 Sep Vueling Airlines
09 Sep - 11 Sep Vueling Airlines
28 Sep - 15 Oct Ryanair direct
09 Sep - 29 Sep Vueling Airlines
11 Sep - 02 Oct Norwegian Air Sweden AOC direct
28 Sep - 03 Oct Ryanair direct
15 Sep - 03 Oct Vueling Airlines
16 Sep - 02 Oct Vueling Airlines

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

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