Cheapest return flights from Bilbao to Dublin in September from $171

AirHint found the following cheapest return flights from Bilbao (BIO) to Dublin (DUB) in September 2026 (see full year).

Return flights

04 Sep - 21 Sep Lufthansa
12 Sep - 19 Sep Lufthansa
18 Sep - 21 Sep Lufthansa
25 Sep - 01 Oct Wizz Air UK
16 Sep - 04 Oct Vueling Airlines
16 Sep - 20 Sep Wizz Air UK
25 Sep - 02 Oct Wizz Air UK
24 Sep - 27 Sep Wizz Air UK
25 Sep - 27 Sep Wizz Air UK
16 Sep - 02 Oct Vueling Airlines
18 Sep - 20 Sep Wizz Air UK
18 Sep - 04 Oct Vueling Airlines
11 Sep - 13 Sep Wizz Air UK
17 Sep - 20 Sep Vueling Airlines
08 Sep - 11 Sep Vueling Airlines
18 Sep - 02 Oct Vueling Airlines
20 Sep - 04 Oct Vueling Airlines
27 Sep - 04 Oct Vueling Airlines
18 Sep - 08 Oct Vueling Airlines
25 Sep - 01 Oct Aer Lingus direct

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

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