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

Return flights

22 Jan - 28 Jan	Icelandair
21 Jan - 28 Jan	Icelandair
14 Jan - 28 Jan	Icelandair
27 Jan - 13 Feb	Icelandair
19 Jan - 29 Jan	Icelandair
26 Jan - 11 Feb	Icelandair
18 Jan - 28 Jan	Icelandair
30 Jan - 02 Feb	Icelandair
30 Jan - 08 Feb	Icelandair
08 Jan - 22 Jan	Icelandair
10 Jan - 17 Jan	Icelandair
28 Jan - 17 Feb	TAP
20 Jan - 15 Feb	TAP
17 Jan - 26 Jan	Icelandair
12 Jan - 17 Jan	Icelandair
20 Jan - 11 Feb	TAP
28 Jan - 11 Feb	TAP
22 Jan - 31 Jan	KLM
26 Jan - 09 Feb	KLM
29 Jan - 18 Feb	KLM

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

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Washington to Istanbul in January from 445€

Return flights