Washington→San AntonioNonstop Flight TimeDCA–SAT

Washington (Ronald Reagan Washington National Airport) to San Antonio (San Antonio International Airport).

Direct flights from DCA to SAT have an estimated flight time of about 3h 26m, based on the 1,379-mile great-circle distance. Our current captured departure sample includes 1/day across 1 captured airline, with American Airlines appearing most often in that sample. Captured departure times run from 16:59 to 18:32 local time.

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