Air Miles Calculator

Distance between Washington D.C. (DCA) and St Louis, MO (STL)

Distance from Washington D.C. to St Louis (St. Louis Lambert International Airport – Ronald Reagan Washington National Airport) is 719 miles / 1157 kilometers / 625 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 719.048 miles
  • 1157.195 kilometers
  • 624.835 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 717.300 miles
  • 1154.382 kilometers
  • 623.316 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).

Flight duration

Estimated flight time from Ronald Reagan Washington National Airport (DCA) to St. Louis Lambert International Airport (STL) is 1 hour 51 minutes.

Time difference and current local times

The time difference between Washington D.C. and St Louis is 1 hour. St Louis is 1 hour behind Washington D.C..

Time Difference

Washington D.C.
St Louis

Washington D.C.

 EDT

St Louis, MO

 CDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 114 kg (252 pounds).

Airport information


A Ronald Reagan Washington National Airport
City: Washington D.C.
Country: United States Flag of United States
IATA Code: DCA
ICAO Code: KDCA
Coordinates: 38°51′7″N, 77°2′15″W

B St. Louis Lambert International Airport
City: St Louis, MO
Country: United States Flag of United States
IATA Code: STL
ICAO Code: KSTL
Coordinates: 38°44′55″N, 90°22′12″W

Map

Washington D.C. to St Louis flight map.

Frequent Flyer Miles Calculator

Washington D.C. (DCA) → St Louis (STL).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
719
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
719

Round trip?