Cheapest return flights from Washington to Istanbul in January from 451€

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

Return flights

27 Jan - 03 Feb Icelandair
24 Jan - 30 Jan Icelandair
27 Jan - 10 Feb Lufthansa
28 Jan - 04 Feb Icelandair
21 Jan - 28 Jan Icelandair
27 Jan - 09 Feb KLM
26 Jan - 02 Feb KLM
29 Jan - 17 Feb Lufthansa
26 Jan - 08 Feb TAP
30 Jan - 27 Feb Frontier Airlines
29 Jan - 16 Feb Turkish Airlines direct
27 Jan - 09 Feb Turkish Airlines direct
24 Jan - 29 Jan Icelandair
18 Jan - 24 Jan Iberia
19 Jan - 22 Jan TAP
22 Jan - 29 Jan Lufthansa
24 Jan - 29 Jan Turkish Airlines direct
24 Jan - 30 Jan Turkish Airlines direct
18 Jan - 28 Jan Aer Lingus
18 Jan - 22 Jan TAP

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

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