Cheapest return flights from Bilbao to Sofia in May from $127

Best time to book flights for Bilbao (BIO) to Sofia (SOF) flights at AirHint

AirHint found the following cheapest return flights from Bilbao (BIO) to Sofia (SOF) in May 2025 (see full year).

Return flights

07 May - 13 May Vueling Airlines
19 May - 26 May Vueling Airlines
10 May - 13 May Vueling Airlines
17 May - 21 May Vueling Airlines
11 May - 16 May Vueling Airlines
27 May - 08 Jun Vueling Airlines
01 May - 05 May Vueling Airlines
09 May - 11 May Vueling Airlines
28 May - 06 Jun Wizz Air Malta
17 May - 23 May Vueling Airlines
10 May - 11 May Vueling Airlines
25 May - 31 May Vueling Airlines

Also check the deals for one-way flights from Bilbao to Sofia in May.

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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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