Washington→JacksonvilleNonstop Flight TimeIAD–JAX

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

Direct flights from IAD to JAX have an estimated flight time of about 1h 53m, based on the 631-mile great-circle distance. Our current captured departure sample includes 2-3/day across 2 captured airlines, with United Airlines appearing most often in that sample. Captured departure times run from 08:32 to 18:51 local time.

Methodology: airline, aircraft, terminal, and departure-time details come from the rolling scheduled-departures window for IAD to JAX, last seen June 15, 2026. Frequency uses 16 scheduled departures across 7 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.