Cheapest return flights from Istanbul to Bilbao in January from $149

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

Return flights

25 Jan - 01 Feb Pegasus Airlines direct
12 Jan - 19 Jan Pegasus Airlines direct
28 Jan - 02 Feb Pegasus Airlines direct
30 Jan - 02 Feb Pegasus Airlines direct
16 Jan - 21 Jan Wizz Air UK
16 Jan - 19 Jan Pegasus Airlines direct
28 Jan - 29 Jan Pegasus Airlines
19 Jan - 25 Jan Pegasus Airlines direct
15 Jan - 18 Jan Wizz Air UK
21 Jan - 25 Jan Pegasus Airlines direct
09 Jan - 16 Jan Pegasus Airlines direct
23 Jan - 28 Jan Pegasus Airlines direct
15 Jan - 22 Jan Wizz Air UK
29 Jan - 03 Feb Pegasus Airlines
27 Jan - 01 Feb Vueling Airlines
27 Jan - 02 Feb Vueling Airlines
27 Jan - 11 Feb Vueling Airlines
27 Jan - 17 Feb Vueling Airlines
27 Jan - 16 Feb Vueling Airlines
27 Jan - 13 Feb Vueling Airlines

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

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