Cheapest return flights from Bilbao to Dublin in September from $147

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

08 Sep - 15 Sep Vueling Airlines
09 Sep - 15 Sep easyJet
15 Sep - 29 Sep Vueling Airlines
11 Sep - 15 Sep Vueling Airlines
12 Sep - 15 Sep Aer Lingus
10 Sep - 15 Sep Aer Lingus
16 Sep - 29 Sep Vueling Airlines
26 Sep - 29 Sep Aer Lingus
15 Sep - 23 Sep Vueling Airlines
02 Sep - 15 Sep Vueling Airlines
30 Sep - 15 Oct Vueling Airlines
30 Sep - 14 Oct Vueling Airlines
16 Sep - 06 Oct Vueling Airlines
30 Sep - 06 Oct Vueling Airlines
30 Sep - 08 Oct Vueling Airlines
30 Sep - 20 Oct Vueling Airlines
30 Sep - 17 Oct Vueling Airlines
15 Sep - 03 Oct Vueling Airlines
24 Sep - 14 Oct Vueling Airlines
24 Sep - 06 Oct 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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