Washington→BuffaloNonstop Flight TimeDCA–BUF

Washington (Ronald Reagan Washington National Airport) to Buffalo (Buffalo Niagara International Airport).

Direct flights from DCA to BUF have an estimated flight time of about 1h 12m, based on the 296-mile great-circle distance. Our current captured departure sample includes 2-3/day across 1 captured airline, with American Airlines appearing most often in that sample. Captured departure times run from 10:43 to 22:30 local time.

Methodology: airline, aircraft, terminal, and departure-time details come from the rolling scheduled-departures window for DCA to BUF, last seen June 15, 2026. Frequency uses 20 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.