Air Miles Calculator logo

How far is Saint Thomas from Washington D.C.?

The distance between Washington D.C. (Ronald Reagan Washington National Airport) and Saint Thomas (Cyril E. King Airport) is 1588 miles / 2556 kilometers / 1380 nautical miles.

Ronald Reagan Washington National Airport – Cyril E. King Airport

Distance arrow
1588
Miles
Distance arrow
2556
Kilometers
Distance arrow
1380
Nautical miles

Search flights

Distance from Washington D.C. to Saint Thomas

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

Vincenty's formula (applied above)
  • 1588.224 miles
  • 2555.998 kilometers
  • 1380.129 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
  • 1591.679 miles
  • 2561.558 kilometers
  • 1383.131 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 Washington D.C. to Saint Thomas?

The estimated flight time from Ronald Reagan Washington National Airport to Cyril E. King Airport is 3 hours and 30 minutes.

What is the time difference between Washington D.C. and Saint Thomas?

There is no time difference between Washington D.C. and Saint Thomas.

Flight carbon footprint between Ronald Reagan Washington National Airport (DCA) and Cyril E. King Airport (STT)

On average, flying from Washington D.C. to Saint Thomas generates about 185 kg of CO2 per passenger, and 185 kilograms equals 408 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Washington D.C. to Saint Thomas

See the map of the shortest flight path between Ronald Reagan Washington National Airport (DCA) and Cyril E. King Airport (STT).

Airport information

Origin 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
Destination Cyril E. King Airport
City: Saint Thomas
Country: U.S. Virgin Islands Flag of U.S. Virgin Islands
IATA Code: STT
ICAO Code: TIST
Coordinates: 18°20′14″N, 64°58′24″W