Cheapest return flights from Washington (IAD) to Istanbul (IST), October

20 dates in October, from $ 745. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
11 Oct 20 Oct Qatar Airways
13 Oct 20 Oct Qatar Airways
11 Oct 19 Oct Qatar Airways
13 Oct 21 Oct Qatar Airways
12 Oct 21 Oct Qatar Airways
11 Oct 15 Oct Qatar Airways
18 Oct 21 Oct Qatar Airways
18 Oct 22 Oct Qatar Airways
20 Oct 23 Oct Qatar Airways
18 Oct 23 Oct Qatar Airways
29 Oct 2 Nov Saudia
31 Oct 14 Nov Saudia
27 Oct 7 Nov Saudia
20 Oct 20 Nov Qatar Airways
19 Oct 16 Nov Qatar Airways
29 Oct 1 Nov Saudia
21 Oct 6 Nov Etihad Airways
20 Oct 17 Nov TAP
21 Oct 11 Nov Etihad Airways
26 Oct 15 Nov Saudia
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Deals for one-way flights from Washington to Istanbul in October.

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Updated Oct 9, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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