DCA
Washington
United States
1,179 km
733 miles
SUS
St Louis
United States
Distance
1,179 km
733 mi / 637 nm
Est. Flight Time
2h
Short-haul route
Time Difference
-1h
America/New_York
Heading
273°
west

Airport Comparison

DCA SUS
Airport Name Ronald Reagan Washington Ntl Airport Spirit Of St Louis Airport
IATA Code DCA SUS
ICAO Code KDCA KSUS
City Washington St Louis
Country United States United States
Timezone America/New_York America/Chicago
Elevation 14 ft 463 ft
Coordinates 38.850000, -77.040000 38.660000, -90.650000

Washington (DCA) to St Louis (SUS) Flight Distance

The flight distance from Ronald Reagan Washington Ntl Airport (DCA) in Washington, United States to Spirit Of St Louis Airport (SUS) in St Louis, United States is 1,179 kilometers (733 miles / 637 nautical miles). The estimated flight time for this route is approximately 2h, flying west at a heading of 273°.

This is a short-haul route typically served by narrow-body aircraft such as the Boeing 737 or Airbus A320 family. In-flight service is usually limited to drinks and light snacks.

This is a domestic route within United States. Both airports operate in the same country, which may simplify travel requirements and documentation. Despite being a domestic route, there is a 1-hour time difference between the two cities.

Time zone information: When it's 15:09 in Washington, it's 14:09 in St Louis.

The return flight from St Louis (SUS) to Washington (DCA) follows a heading of 85° (east). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Ronald Reagan Washington Ntl Airport (DCA) and Spirit Of St Louis Airport (SUS) detail pages, or use our flight duration calculator to compare other routes.

Calculate Flight Time Between Airports

Use our flight time calculator to find distances and estimated flight travel times between cities. Calculate flight duration for any airport pair worldwide.