Cheapest return BIO–BBU flights, July

AirHint found the following cheapest return flights from Bilbao (BIO) to Bucharest (BBU) in July 2026 (see full year).

Return flights

01 Jul - 08 Jul Wizz Air Malta
02 Jul - 08 Jul Wizz Air Malta
03 Jul - 07 Jul Wizz Air UK
08 Jul - 15 Jul Wizz Air Malta
20 Jul - 27 Jul Wizz Air Malta
21 Jul - 28 Jul easyJet
09 Jul - 16 Jul Vueling Airlines
11 Jul - 19 Jul Vueling Airlines
22 Jul - 29 Jul easyJet
15 Jul - 25 Jul Wizz Air Malta
30 Jul - 22 Aug easyJet
30 Jul - 09 Aug easyJet

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

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