Map of flight path and driving directions from Washington D.C. to San Antonio.
Shortest flight path between Washington Dulles International Airport (IAD) and San Antonio International Airport (SAT).
How far is San Antonio from Washington D.C.?
There are several ways to calculate distances between Washington D.C. and San Antonio. 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).
|A||Washington Dulles International Airport|
|B||San Antonio International Airport|
|City:||San Antonio, TX|
Time difference and current local times
The time difference between Washington D.C. and San Antonio is 1 hour. San Antonio is 1 hour behind Washington D.C..
San Antonio, TX
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 171 kg (377 pounds).
Frequent Flyer Miles Calculator
Washington D.C. (IAD) → San Antonio (SAT).