Cheapest return flights from Seattle (SEA) to Istanbul (IST), October

10 dates in October, from $ 945. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
19 Oct 30 Oct Qatar Airways
16 Oct 25 Oct Qatar Airways
27 Oct 30 Oct Icelandair
21 Oct 27 Oct Lufthansa
30 Oct 16 Nov Turkish Airlines
Direct Flight
30 Oct 14 Nov Turkish Airlines
Direct Flight
21 Oct 27 Oct Turkish Airlines
Direct Flight
19 Oct 30 Oct Turkish Airlines
Direct Flight
16 Oct 25 Oct Turkish Airlines
Direct Flight
27 Oct 30 Oct Turkish Airlines
Direct Flight
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Deals for one-way flights from Seattle to Istanbul in October.

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Updated Oct 13, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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