Cheapest return flights from Seattle to Istanbul in January from 441€

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

Return flights

26 Jan - 09 Feb Lufthansa
28 Jan - 04 Feb Icelandair
21 Jan - 28 Jan Icelandair
15 Jan - 28 Jan Icelandair
19 Jan - 26 Jan Icelandair
18 Jan - 26 Jan Icelandair
14 Jan - 28 Jan Icelandair
19 Jan - 28 Jan Icelandair
23 Jan - 05 Feb British Airways
22 Jan - 04 Feb British Airways
30 Jan - 12 Feb British Airways
29 Jan - 15 Feb British Airways
17 Jan - 27 Jan Icelandair
18 Jan - 23 Jan Icelandair
21 Jan - 04 Feb Icelandair
15 Jan - 15 Feb Icelandair
15 Jan - 27 Jan Lufthansa
14 Jan - 27 Jan Turkish Airlines direct
13 Jan - 12 Feb Turkish Airlines direct
28 Jan - 04 Feb Turkish Airlines direct

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

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