Cheap flights from Bilbao to Istanbul
Cheapest current fares: $69 in October 2026, 2,598 km direct flight in ~3h 3m.
Cheapest month-by-month fares
Lowest available fare per calendar month from Bilbao (BIO) to Istanbul (IST). Refreshed daily.
Bilbao (BIO) → Istanbul (IST)
- October 2026 $69
- September 2026 $92
- August 2026 $100
- June 2026 $108
- July 2026 $110
- May 2026 $119
Frequently asked questions
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What is the cheapest month to fly from Bilbao to Istanbul?
Based on current 6-month forward fare data, October 2026 is the cheapest month to fly from Bilbao (BIO) to Istanbul (IST), with fares starting from $69.
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What is the lowest current fare from BIO to IST?
The lowest currently-listed fare from Bilbao (BIO) to Istanbul (IST) is $69 on 2026-10-03.
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How long is the flight from Bilbao to Istanbul?
Direct flights from BIO to IST cover approximately 2,598 km (1,614 miles), with an estimated flight time of 3h 3m. Operating airlines: TK.
Related guides for this route
Sibling pages — full route detail, airport overviews, visa context, per-airline routes.