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How far is Washington D.C. from St George, UT?

The distance between St George (St. George Municipal Airport) and Washington D.C. (Ronald Reagan Washington National Airport) is 1983 miles / 3191 kilometers / 1723 nautical miles.

The driving distance from St George (SGU) to Washington D.C. (DCA) is 2289 miles / 3684 kilometers, and travel time by car is about 41 hours 11 minutes.

St. George Municipal Airport – Ronald Reagan Washington National Airport

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1983
Miles
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3191
Kilometers
Distance arrow
1723
Nautical miles

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Distance from St George to Washington D.C.

There are several ways to calculate the distance from St George to Washington D.C.. Here are two standard methods:

Vincenty's formula (applied above)
  • 1982.757 miles
  • 3190.938 kilometers
  • 1722.969 nautical miles

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

Haversine formula
  • 1978.068 miles
  • 3183.392 kilometers
  • 1718.894 nautical miles

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

How long does it take to fly from St George to Washington D.C.?

The estimated flight time from St. George Municipal Airport to Ronald Reagan Washington National Airport is 4 hours and 15 minutes.

Flight carbon footprint between St. George Municipal Airport (SGU) and Ronald Reagan Washington National Airport (DCA)

On average, flying from St George to Washington D.C. generates about 216 kg of CO2 per passenger, and 216 kilograms equals 476 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from St George to Washington D.C.

See the map of the shortest flight path between St. George Municipal Airport (SGU) and Ronald Reagan Washington National Airport (DCA).

Airport information

Origin St. George Municipal Airport
City: St George, UT
Country: United States Flag of United States
IATA Code: SGU
ICAO Code: KSGU
Coordinates: 37°2′11″N, 113°30′37″W
Destination 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