Cheapest return flights from Washington to Istanbul in April from $514

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

Return flights

14 Apr - 28 Apr Icelandair
21 Apr - 28 Apr Icelandair
14 Apr - 21 Apr Icelandair
13 Apr - 27 Apr SWISS
14 Apr - 29 Apr Icelandair
28 Apr - 12 May Icelandair
13 Apr - 17 Apr Icelandair
06 Apr - 29 Apr Icelandair
16 Apr - 29 Apr Air Canada
06 Apr - 13 Apr SWISS
20 Apr - 27 Apr Icelandair
18 Apr - 02 May Icelandair
21 Apr - 05 May Icelandair
29 Apr - 13 May Icelandair
23 Apr - 02 May Icelandair
21 Apr - 10 May Icelandair
29 Apr - 20 May Icelandair
21 Apr - 01 May KLM
21 Apr - 17 May Icelandair
22 Apr - 16 May Icelandair

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

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