DCA to SDF: Distance and Flight Time
The distance from Ronald Reagan Washington National Airport (DCA) to Louisville Muhammad Ali International Airport (SDF) is 760 km (472 mi). A typical nonstop flight covers it in about 1h 25m, heading west. The distance is the same in either direction (SDF to DCA).
How far is it from Washington to Louisville?
The great-circle distance between Ronald Reagan Washington National Airport (DCA) and Louisville Muhammad Ali International Airport (SDF) is 760 km (472 mi, 410 nautical miles). That is the straight-line distance; a real flight is a little longer because of air-traffic routing.
How long is the flight from DCA to SDF?
A nonstop flight typically takes about 1h 25m. This is an estimate from the distance; actual block times depend on the aircraft, winds and the exact routing. SDF is roughly west of DCA.
How is the DCA to SDF route written in code?
The pair is written DCA-SDF in IATA codes and KDCA-KSDF in ICAO codes, the form used on a flight plan. Ronald Reagan Washington National Airport is DCA (KDCA), Louisville Muhammad Ali International Airport is SDF (KSDF).
| DCA | SDF | |
|---|---|---|
| Airport | Ronald Reagan Washington National Airport | Louisville Muhammad Ali International Airport |
| ICAO code | KDCA | KSDF |
| Country | United States | United States |
| Elevation | 15 ft | 501 ft |
| Rank by connections | #70 | #363 |
Both ICAO codes start with K, the prefix ICAO assigns to the contiguous United States, so this is a route inside one ICAO region. How ICAO prefixes are laid out.
SDF sits 486 ft (148 m) higher than DCA, which is a real difference in air density on takeoff.
Airlines flying DCA to SDF
1 airline appear on this route in the open route dataset, 1 of them still listed as active. Each row gives the IATA code, the ICAO code and the radio callsign, which is what an air traffic controller hears:
| IATA | Airline | ICAO | Callsign | Status |
|---|---|---|---|---|
| US | US Airways | USA | U S Air | Active |
A further 1 carrier sell this pair as a codeshare without operating it: AA.
Route and carrier data comes from the OpenFlights open dataset, regenerated here on . It is a historical snapshot of scheduled connections, not a live schedule, and it includes codeshare listings, so some carriers shown may no longer operate the route or exist. How we build this · Data and sources.
Frequently asked questions
How far is Washington from Louisville?
Ronald Reagan Washington National Airport (DCA) and Louisville Muhammad Ali International Airport (SDF) are 760 km (472 mi, 410 nautical miles) apart in a straight line.
How long is the flight from DCA to SDF?
A typical nonstop flight between DCA and SDF takes about 1h 25m. Actual times vary with aircraft type, winds and routing.
What direction is SDF from DCA?
Louisville Muhammad Ali International Airport (SDF) lies roughly west of Ronald Reagan Washington National Airport (DCA).
Which airlines fly DCA to SDF?
1 airline appear on the DCA-SDF route in the open dataset, including US Airways.
Related routes
Other routes from Washington (DCA):
Other routes from Louisville (SDF):
DCA airport code · SDF airport code · Busiest airports worldwide