Cheapest return flights from Bilbao to Sofia in April from 105€

AirHint found the following cheapest return flights from Bilbao (BIO) to Sofia (SOF) in April 2026 (see full year).

Return flights

17 Apr - 21 Apr easyJet
14 Apr - 21 Apr Vueling Airlines
17 Apr - 19 Apr easyJet
16 Apr - 19 Apr Wizz Air
23 Apr - 27 Apr Wizz Air UK
24 Apr - 28 Apr Vueling Airlines
30 Apr - 04 May Vueling Airlines
29 Apr - 04 May Vueling Airlines
10 Apr - 12 Apr Wizz Air UK
08 Apr - 15 Apr Vueling Airlines
25 Apr - 02 May Vueling Airlines
04 Apr - 07 Apr Vueling Airlines
04 Apr - 12 Apr Vueling Airlines

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

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