How far is San Antonio, TX, from Washington D.C.?
The distance between Washington D.C. (Washington Dulles International Airport) and San Antonio (San Antonio International Airport) is 1362 miles / 2192 kilometers / 1183 nautical miles.
The driving distance from Washington D.C. (IAD) to San Antonio (SAT) is 1584 miles / 2549 kilometers, and travel time by car is about 28 hours 31 minutes.
Washington Dulles International Airport – San Antonio International Airport
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Distance from Washington D.C. to San Antonio
There are several ways to calculate the distance from Washington D.C. to San Antonio. Here are two standard 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 planet.
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).
How long does it take to fly from Washington D.C. to San Antonio?
The estimated flight time from Washington Dulles International Airport to San Antonio International Airport is 3 hours and 4 minutes.
What is the time difference between Washington D.C. and San Antonio?
Flight carbon footprint between Washington Dulles International Airport (IAD) and San Antonio International Airport (SAT)
On average, flying from Washington D.C. to San Antonio generates about 171 kg of CO2 per passenger, and 171 kilograms equals 377 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Washington D.C. to San Antonio
See the map of the shortest flight path between Washington Dulles International Airport (IAD) and San Antonio International Airport (SAT).
Airport information
| Origin | Washington Dulles International Airport |
|---|---|
| City: | Washington D.C. |
| Country: | United States  |
| IATA Code: | IAD |
| ICAO Code: | KIAD |
| Coordinates: | 38°56′40″N, 77°27′20″W |
| Destination | San Antonio International Airport |
|---|---|
| City: | San Antonio, TX |
| Country: | United States |
| IATA Code: | SAT |
| ICAO Code: | KSAT |
| Coordinates: | 29°32′1″N, 98°28′11″W |
Airlines flying from Washington D.C. (IAD) to San Antonio (SAT)
| United Airlines |