Cheapest return flights from Bilbao to Istanbul in April from $253

Best time to book flights for Bilbao (BIO) to Istanbul (IST) flights at AirHint

AirHint found the following cheapest return flights from Bilbao (BIO) to Istanbul (IST) in April 2025 (see full year).

Return flights

09 Apr - 13 Apr Wizz Air Malta
30 Apr - 05 May Vueling Airlines
10 Apr - 13 Apr Volotea
08 Apr - 13 Apr Vueling Airlines
09 Apr - 11 Apr Wizz Air Malta
07 Apr - 10 Apr Wizz Air Malta
07 Apr - 12 Apr Wizz Air Malta
30 Apr - 04 May Vueling Airlines
28 Apr - 04 May Vueling Airlines
09 Apr - 14 Apr Vueling Airlines
30 Apr - 02 May Vueling Airlines
08 Apr - 10 Apr Vueling Airlines
08 Apr - 09 Apr Vueling Airlines
25 Apr - 29 Apr Vueling Airlines
29 Apr - 02 May Vueling Airlines
28 Apr - 01 May Vueling Airlines
28 Apr - 02 May Vueling Airlines
30 Apr - 03 May Vueling Airlines
26 Apr - 01 May Volotea
29 Apr - 08 May Vueling Airlines

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

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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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