Istanbul→WashingtonNonstop Flight TimeIST–IAD

Istanbul (Istanbul Airport) to Washington (Washington Dulles International Airport).

Direct flights from IST to IAD have an estimated flight time of about 11h 20m, based on the 5,212-mile great-circle distance. Our current captured departure sample includes 1-2/day across 1 captured airline, with Turkish Airlines appearing most often in that sample. Captured departure times run from 07:40 to 15:50 local time.

Methodology: airline, aircraft, terminal, and departure-time details come from the rolling scheduled-departures window for IST to IAD, last seen June 15, 2026. Frequency uses 9 scheduled departures across 5 observed days; flight time is estimated from great-circle distance until this route has enough tracked flights for an observed average. Provider coverage can miss operators on some routes, so confirm live timetables before booking.