Cheapest one-way flights from Washington to Istanbul in December from $545

AirHint found the following cheapest one-way flights from Washington (IAD) to Istanbul (IST) in December 2025 (see full year).

One-Way flights

11 Dec Icelandair
11 Dec Turkish Airlines direct
19 Dec Icelandair
19 Dec Turkish Airlines direct

Also check the deals for return flights from Washington to Istanbul in December.

Skyscanner

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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