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IST to IAD: distance & flight time
Istanbul (Istanbul Airport) → Washington (Washington Dulles International Airport)
5,212 mi
8,388 km · 4,529 nm
10h 41m
estimated nonstop flight time
-7h
time difference · heading northwest
See live IST→IAD fares Phone-only fares on this route — call free
Flight time details
5,212 miles nonstop takes roughly 10h 41m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- IST — Istanbul Airport · Istanbul, Turkey
- IAD — Washington Dulles International Airport · Washington, United States
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 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 IST from IAD?
The flight distance from Istanbul (IST) to Washington (IAD) 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 IST to IAD?
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.
What is the time difference between Istanbul and Washington?
Washington is 7 hours behind Istanbul.
What is the cheapest way to fly from IST to IAD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on IST–IAD that never appear on search engines, with no booking fees.