Cheapest return flights from Bilbao to Cologne in April from $91

AirHint found the following cheapest return flights from Bilbao (BIO) to Cologne (CGN) in April 2026 (see full year).

Return flights

17 Apr - 20 Apr Wizz Air UK
16 Apr - 20 Apr Wizz Air UK
17 Apr - 19 Apr Wizz Air UK
29 Apr - 03 May Wizz Air UK
26 Apr - 28 Apr Volotea
12 Apr - 18 Apr Vueling Airlines
08 Apr - 12 Apr Vueling Airlines
12 Apr - 17 Apr Vueling Airlines
15 Apr - 18 Apr Austrian Airlines
17 Apr - 17 Apr Vueling Airlines
10 Apr - 17 Apr Lufthansa

Also check the deals for one-way flights from Bilbao to Cologne in April.

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