Cheapest return flights from Bilbao to Copenhagen in September from $158

Best time to book flights for Bilbao (BIO) to Copenhagen (CPH) flights at AirHint

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

Return flights

04 Sep - 09 Sep Norwegian Air Sweden AOC
11 Sep - 26 Sep Norwegian Air Sweden AOC
04 Sep - 08 Sep Norwegian Air Sweden AOC
04 Sep - 19 Sep Norwegian Air Sweden AOC
18 Sep - 22 Sep SWISS
11 Sep - 19 Sep SWISS
04 Sep - 22 Sep Norwegian Air Sweden AOC
11 Sep - 25 Sep Norwegian Air Sweden AOC
19 Sep - 22 Sep Vueling Airlines
18 Sep - 26 Sep Vueling Airlines

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

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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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