Air Miles Calculator

Distance between Washington D.C. (IAD) and Saint Thomas (STT)

Distance from Washington D.C. to Saint Thomas (Washington Dulles International Airport – Cyril E. King Airport) is 1605 miles / 2583 kilometers / 1395 nautical miles.

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

There are several ways to calculate distances between Washington D.C. and Saint Thomas. Here are two common methods:

Vincenty's formula (applied above)
  • 1605.291 miles
  • 2583.465 kilometers
  • 1394.960 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
  • 1608.693 miles
  • 2588.941 kilometers
  • 1397.916 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).

Flight duration

Estimated flight time from Washington Dulles International Airport (IAD) to Cyril E. King Airport (STT) is 3 hours 32 minutes.

Time difference and current local times

The time difference between Washington D.C. and Saint Thomas is 1 hour. Saint Thomas is 1 hour ahead of Washington D.C..

Time Difference

Washington D.C.
Saint Thomas

Washington D.C.

 EST

Saint Thomas

 AST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 176 kg (388 pounds).

Airport information


A Washington Dulles International Airport
City: Washington D.C.
Country: United States Flag of United States
IATA Code: IAD
ICAO Code: KIAD
Coordinates: 38°56′40″N, 77°27′20″W

B 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

Map

Washington D.C. to Saint Thomas flight map.

Frequent Flyer Miles Calculator

Washington D.C. (IAD) → Saint Thomas (STT).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1605
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1605

Round trip?