Cheap flights from Seattle to Istanbul
Cheapest current fares: $323 in September 2026, 9,747 km direct flight in ~11h 28m.
Cheapest month-by-month fares
Lowest available fare per calendar month from Seattle (SEA) to Istanbul (IST). Refreshed daily.
Seattle (SEA) → Istanbul (IST)
- September 2026 $323
- June 2026 $434
- May 2026 $461
- July 2026 $486
Frequently asked questions
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What is the cheapest month to fly from Seattle to Istanbul?
Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Seattle (SEA) to Istanbul (IST), with fares starting from $323.
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What is the lowest current fare from SEA to IST?
The lowest currently-listed fare from Seattle (SEA) to Istanbul (IST) is $323 on 2026-09-27.
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How long is the flight from Seattle to Istanbul?
Direct flights from SEA to IST cover approximately 9,747 km (6,057 miles), with an estimated flight time of 11h 28m. Operating airlines: TK.
Related guides for this route
Sibling pages — full route detail, airport overviews, visa context, per-airline routes.