Cheapest return flights from Bilbao to Istanbul in April from $156

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

Return flights

19 Apr - 27 Apr Pegasus Airlines direct
18 Apr - 20 Apr Pegasus Airlines direct
13 Apr - 20 Apr Pegasus Airlines direct
16 Apr - 20 Apr Pegasus Airlines direct
13 Apr - 18 Apr Pegasus Airlines direct
24 Apr - 30 Apr Pegasus Airlines direct
21 Apr - 27 Apr Pegasus Airlines direct
11 Apr - 18 Apr Pegasus Airlines direct
12 Apr - 20 Apr Pegasus Airlines direct
17 Apr - 20 Apr Pegasus Airlines direct
30 Apr - 05 May Pegasus Airlines direct
30 Apr - 11 May Pegasus Airlines direct
30 Apr - 10 May Pegasus Airlines
24 Apr - 02 May Pegasus Airlines direct
29 Apr - 04 May Vueling Airlines
30 Apr - 04 May Pegasus Airlines
30 Apr - 04 May Pegasus Airlines direct
27 Apr - 02 May Pegasus Airlines direct
29 Apr - 02 May Vueling Airlines
26 Apr - 02 May Vueling Airlines

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

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