Cheapest return flights from Bilbao to Istanbul in May from 134€

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 May 2025 (see full year).

Return flights

13 May - 17 May Vueling Airlines
13 May - 23 May Vueling Airlines
13 May - 20 May Vueling Airlines
07 May - 13 May Vueling Airlines
10 May - 17 May Vueling Airlines
20 May - 25 May Vueling Airlines
06 May - 13 May Vueling Airlines
07 May - 12 May Vueling Airlines
13 May - 18 May Vueling Airlines
12 May - 17 May Vueling Airlines
20 May - 04 Jun Vueling Airlines
27 May - 04 Jun Vueling Airlines
31 May - 07 Jun Vueling Airlines
27 May - 01 Jun Wizz Air Malta
31 May - 04 Jun Vueling Airlines
30 May - 04 Jun Vueling Airlines
25 May - 01 Jun Volotea
29 May - 01 Jun Vueling Airlines
22 May - 01 Jun Volotea
29 May - 01 Jun Turkish Airlines direct

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

Skyscanner

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.

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul