How far is San Antonio, TX, from Washington D.C.?
The distance between Washington D.C. (Ronald Reagan Washington National Airport) and San Antonio (San Antonio International Airport) is 1381 miles / 2222 kilometers / 1200 nautical miles.
The driving distance from Washington D.C. (DCA) to San Antonio (SAT) is 1599 miles / 2574 kilometers, and travel time by car is about 28 hours 54 minutes.
Ronald Reagan Washington National 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)- 1380.511 miles
- 2221.717 kilometers
- 1199.631 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- 1378.887 miles
- 2219.103 kilometers
- 1198.220 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 Ronald Reagan Washington National Airport to San Antonio International Airport is 3 hours and 6 minutes.
What is the time difference between Washington D.C. and San Antonio?
Flight carbon footprint between Ronald Reagan Washington National Airport (DCA) and San Antonio International Airport (SAT)
On average, flying from Washington D.C. to San Antonio generates about 172 kg of CO2 per passenger, and 172 kilograms equals 379 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 Ronald Reagan Washington National Airport (DCA) and San Antonio International Airport (SAT).
Airport information
| Origin | Ronald Reagan Washington National Airport |
|---|---|
| City: | Washington D.C. |
| Country: | United States  |
| IATA Code: | DCA |
| ICAO Code: | KDCA |
| Coordinates: | 38°51′7″N, 77°2′15″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 |