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

Return flights

30 Jul - 14 Aug	easyJet
29 Jul - 04 Aug	Lufthansa
31 Jul - 05 Aug	easyJet
31 Jul - 07 Aug	easyJet
31 Jul - 03 Aug	easyJet
28 Jul - 06 Aug	KLM
30 Jul - 07 Aug	easyJet
30 Jul - 13 Aug	easyJet
29 Jul - 03 Aug	easyJet
30 Jul - 03 Aug	easyJet
28 Jul - 30 Jul	Lufthansa
28 Jul - 31 Jul	Lufthansa
29 Jul - 31 Jul	Lufthansa
27 Jul - 30 Jul	Lufthansa
29 Jul - 30 Jul	Vueling Airlines
28 Jul - 29 Jul	Vueling Airlines
30 Jul - 31 Jul	Vueling Airlines
27 Jul - 29 Jul	Aer Lingus	direct
27 Jul - 30 Jul	Aer Lingus	direct
28 Jul - 31 Jul	Aer Lingus	direct

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

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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Cheapest return flights from Bilbao to Dublin in July from 185€

Return flights