Air Miles Calculator

Distance between San Antonio, TX (SAT) and Washington D.C. (IAD)

Distance from San Antonio International Airport to Washington Dulles International Airport is 1362 miles / 2192 kilometers / 1183 nautical miles.

Calculations with different 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).

Flight duration

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.

Time Difference

San Antonio
Washington D.C.

San Antonio, TX

 CST

Washington D.C.

 EST

Airport information


A San Antonio International Airport
City: San Antonio, TX
Country: United States Flag of United States
IATA Code: SAT
ICAO Code: KSAT
Coordinates: 29°32′1″N, 98°28′11″W

B 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

Map

Flight map from San Antonio to Washington D.C..

Frequent Flyer Miles Calculator

San Antonio (SAT) → Washington D.C. (IAD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1362
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1362

Round trip?