Charlotte Amalie→WashingtonNonstop Flight TimeSTT–IAD

Charlotte Amalie (Cyril E King Airport) to Washington (Washington Dulles International Airport).

Direct flights from STT to IAD have an estimated flight time of about 3h 54m, based on the 1,609-mile great-circle distance. Our current captured departure sample includes 1/day across 1 captured airline, with United Airlines appearing most often in that sample.

Methodology: airline, aircraft, terminal, and departure-time details come from the rolling scheduled-departures window for STT to IAD, last seen June 15, 2026. Frequency uses 7 scheduled departures across 6 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.