Cheapest return flights from Bilbao to Dublin in September from $152

Best time to book flights for Bilbao (BIO) to Dublin (DUB) flights at AirHint

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

Return flights

29 Sep - 03 Oct Vueling Airlines
19 Sep - 03 Oct Vueling Airlines
29 Sep - 08 Oct Vueling Airlines
19 Sep - 08 Oct Vueling Airlines
29 Sep - 01 Oct Vueling Airlines
21 Sep - 03 Oct Vueling Airlines
01 Sep - 10 Sep Vueling Airlines
01 Sep - 19 Sep Vueling Airlines
19 Sep - 26 Sep Vueling Airlines
26 Sep - 03 Oct Vueling Airlines
19 Sep - 01 Oct Vueling Airlines
21 Sep - 08 Oct Vueling Airlines
05 Sep - 20 Sep Lufthansa
12 Sep - 16 Sep Lufthansa
21 Sep - 26 Sep Vueling Airlines
26 Sep - 08 Oct Vueling Airlines
12 Sep - 26 Sep Vueling Airlines
19 Sep - 21 Sep Vueling Airlines
01 Sep - 16 Sep Vueling Airlines
12 Sep - 19 Sep Vueling Airlines

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