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IAD to IST: distance & flight time
Washington (Washington Dulles International Airport) → Istanbul (Istanbul Airport)
5,212 mi
8,388 km · 4,529 nm
10h 41m
estimated nonstop flight time
+7h
time difference · heading northeast
See live IAD→IST fares Phone-only fares on this route — call free
Flight time details
5,212 miles nonstop takes roughly 10h 41m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- IAD — Washington Dulles International Airport · Washington, United States
- IST — Istanbul Airport · Istanbul, Turkey
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near IAD
Near IST
- ISL · Atatürk International Airport21 mi away
- SAW · Sabiha Gökçen International Airport39 mi away
- TEQ · Tekirdağ Çorlu Airport44 mi away
- BTZ · Bursa Airport73 mi away
Frequently asked questions
How far is IAD from IST?
The flight distance from Washington (IAD) to Istanbul (IST) is 5,212 miles (8,388 km, 4,529 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from IAD to IST?
A nonstop flight takes about 10h 41m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from IAD to IST?
Nonstop service on IAD–IST depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 10h 41m nonstop estimate.
What is the time difference between Washington and Istanbul?
Istanbul is 7 hours ahead of Washington.
What is the cheapest way to fly from IAD to IST?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IAD–IST that never appear on search engines, with no booking fees.
Why are some IAD to IST fares phone-only?
Consolidator contracts let us sell certain IAD–IST tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.