Louisville→WashingtonNonstop Flight TimeSDF–DCA

Louisville (Louisville Muhammad Ali International Airport) to Washington (Ronald Reagan Washington National Airport).

Direct flights from SDF to DCA have an estimated flight time of about 1h 33m, based on the 472-mile great-circle distance. Our current captured departure sample includes 2-3/day across 2 captured airlines, with American Airlines appearing most often in that sample. Captured departure times run from 06:01 to 17:00 local time.

Methodology: airline, aircraft, terminal, and departure-time details come from the rolling scheduled-departures window for SDF to DCA, last seen June 15, 2026. Frequency uses 17 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.