Cheapest return flights from Bilbao to Istanbul in December from $175

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

Return flights

03 Dec - 08 Dec Vueling Airlines
05 Dec - 09 Dec Wizz Air UK
04 Dec - 08 Dec Air Europa
05 Dec - 08 Dec Air Europa
27 Dec - 05 Jan Vueling Airlines
05 Dec - 19 Dec Wizz Air UK
25 Dec - 03 Jan Air Europa
19 Dec - 27 Dec Air Europa
19 Dec - 27 Dec Turkish Airlines direct
27 Dec - 05 Jan Turkish Airlines direct
25 Dec - 03 Jan Turkish Airlines direct
05 Dec - 19 Dec Turkish Airlines direct
05 Dec - 09 Dec Turkish Airlines direct
03 Dec - 08 Dec Turkish Airlines direct

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

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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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