Turkish AirlinesTK83% on time
live
Direct flights from Washington (IAD) to Istanbul (IST): 14 nonstop departures observed each week across 1 airline. 83% of the last 12 tracked flights arrived within 15 minutes of schedule. The median arrival is on schedule. No cancellations were recorded across the 19 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 5 November 2026 at 20:18 UTC.
Today, IAD → IST
Thu 5 Nov · local times- 13:30 TK9LCTurkish Airlines Left 13:41 +11 ·
- 14:30 TK188Turkish Est. 14:30Departure not confirmed by the board ·
Checked IAD board 15:18 · IST board 02:37
IAD
Washington
smooth · +13
IST
Istanbul
busy · +20
8,388 km · ~11h 15m est.
Runs reliable · 1 airline · 14x weekly · nonstop
83% on time
of the last 12 tracked IAD → IST flights arrived within 15 minutes
Median arrival delay is +0 min. 0 of 19 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival+0 minacross the last 12 arrivals
Flight time~11h 15mestimated from route distance
Weekly departures14x1 direct airline on the leg
Cancelled0.0%recent route rate · 0 of 19
The week
scheduled departures · origin local time06121824
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 daysHistory
operated legs · board outcomes11-05TK9LCdeparted+11
11-04TK9LCdeparted+6
11-03TK9LCdeparted+0
11-02TK9LCdeparted−1
11-01LXJ660departed+0
11-01TK9LCdeparted+3
10-31TK9LCdeparted+0
Actual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Conditions are tightest at IAD: a 31% chance of a 15+ minute delay. In this weather, the more delayed of the two airports is typically about +5 min. Both figures come from the two airports' delay records in similar weather. See live delays → · Weather risk by airport →
next sweep in 120s
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
How we measure this →
https://proflightsearch.com/search-flights/IAD-IST
IAD to IST questions
Is IAD–IST running on time right now?
Mostly on schedule. The arrival side at IST is the weaker end, route health score 78/100. 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 22:20 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.
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