Cheapest return flights from Bilbao to Dublin in September from $175

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

Return flights

10 Sep - 13 Sep Vueling Airlines
10 Sep - 15 Sep Vueling Airlines
03 Sep - 10 Sep easyJet
03 Sep - 13 Sep easyJet
10 Sep - 15 Sep Aer Lingus direct
03 Sep - 13 Sep Aer Lingus direct
03 Sep - 10 Sep Aer Lingus direct
10 Sep - 13 Sep Aer Lingus direct
27 Sep - 04 Oct Wizz Air UK

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