Cheapest return flights from Seattle to Istanbul in February from 350€

AirHint found the following cheapest return flights from Seattle (SEA) to Istanbul (IST) in February 2026 (see full year).

Return flights

16 Feb - 23 Feb Icelandair
15 Feb - 23 Feb Delta
11 Feb - 19 Feb KLM
22 Feb - 02 Mar Delta
15 Feb - 23 Feb Turkish Airlines direct
22 Feb - 02 Mar Turkish Airlines direct
12 Feb - 21 Feb Turkish Airlines direct

Also check the deals for one-way flights from Seattle to Istanbul in February.

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