How far is Washington D.C. from San Antonio?
There are several ways to calculate distances between San Antonio and Washington D.C.. Here are two common methods:Vincenty's formula (applied above)
- 1361.913 miles
- 2191.786 kilometers
- 1183.470 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
- 1360.371 miles
- 2189.304 kilometers
- 1182.130 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).
Estimated flight time from San Antonio International Airport (SAT) to Washington Dulles International Airport (IAD) is 3 hours 4 minutes.
Time difference and current local times
The time difference between San Antonio and Washington D.C. is 1 hour. Washington D.C. is 1 hour ahead of San Antonio.
San Antonio, TX
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 171 kg (378 pounds).
|A||San Antonio International Airport|
|City:||San Antonio, TX|
|B||Washington Dulles International Airport|
San Antonio to Washington D.C. flight map.
Frequent Flyer Miles Calculator
San Antonio (SAT) → Washington D.C. (IAD).