IAD → ISTWashington to Istanbul

live

Direct flights from Washington (IAD) to Istanbul (IST): 7 nonstop departures observed each week across 1 airline. 89% of the last 9 operated flights arrived within 15 minutes of schedule. The median arrival is 30 minutes early. No cancellations were recorded across the 9 tracked flights. The nonstop covers 8,388 km, an estimated 11 hours 15 minutes in the air. Measured by Pro Flight Search from live flight boards at Washington and Istanbul. Updated 9 October 2026 at 17:37 UTC.

IAD Washington smooth · +14
IST Istanbul smooth · +0
8,388 km · ~11h 15m est.
dep bank 13:15–21:407x weekly
Runs reliable · 1 airline · 7x weekly · nonstop
89% on time

of the last 9 operated IAD → IST flights arrived within 15 minutes

Median arrival delay is −30 min. 0 of 9 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−30 minacross the last 9 operated legs
Flight time~11h 15mestimated from route distance
Weekly departures7x1 direct airline on the leg

The week

scheduled departures · origin local time
06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Turkish Airlines

Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.

Who flies it

observed on the boards · 7 days
Turkish AirlinesTK89% on time

Flights TK188 13:15 daily · TK8 21:40 daily

History

operated legs · board outcomes
10-08TK188dep +19 → arr−46
10-08TK8dep +0 → arr−50
10-07TK188dep +16 → arr−30
10-07TK8dep +25 → arr−40
10-06TK188dep +13 → arr+0
10-06TK8dep +0 → arr−60
10-05TK188dep +21 → arr−25
10-05TK8dep +65 → arr+65
10-05TK9LCdeparted+1

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
IADWashington +14 min smooth 🌤 mostly cloudy · W 5 kt Full IAD delay board →
ISTIstanbul +0 min smooth 🌤 clear · SSW 9 kt Full IST delay board →

Weather lens

Current conditions put the pressure at IAD: 28% odds of a 15+ minute delay and around +3 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Washington to Istanbul route actually runs

Pro Flight Search records official board updates for nonstop IAD to IST flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.

Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — Washington (IAD) to Istanbul (IST) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/IAD-IST
How we measure this →

IAD to IST questions

Is IAD–IST running on time right now?

Smooth skies ahead. The departure side at IAD is the weaker end, route health score 91/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on IAD–IST?

Operators schedule evening departures around 21:40 from IAD. Earlier flights typically land before destination-airport delays accumulate later in the day; check the IST delay card to confirm conditions when you'd arrive.

How long is the flight from IAD to IST?

Great-circle distance is 8,388 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 622–749 min gate-to-gate on this route.

How often does IAD–IST fly?

Turkish Airlines runs the route with about 14 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.