Cheapest return flights from Bilbao to Bucharest in June from $110

Best time to book flights for Bilbao (BIO) to Bucharest (OTP) flights at AirHint

AirHint found the following cheapest return flights from Bilbao (BIO) to Bucharest (OTP) in June 2025 (see full year).

Return flights

16 Jun - 17 Jun Vueling Airlines
10 Jun - 17 Jun Vueling Airlines
18 Jun - 22 Jun Vueling Airlines
24 Jun - 01 Jul Vueling Airlines
15 Jun - 17 Jun Vueling Airlines
15 Jun - 18 Jun Vueling Airlines
09 Jun - 16 Jun Volotea
24 Jun - 02 Jul Wizz Air Malta
09 Jun - 13 Jun Volotea
22 Jun - 29 Jun Vueling Airlines

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

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.

Book a cheap hotel in Bucharest

Cheap car rent in Bucharest