Air Miles Calculator

Distance between Chicago, IL (ORD) and San Antonio, TX (SAT)

Distance from Chicago to San Antonio (O'Hare International Airport – San Antonio International Airport) is 1042 miles / 1676 kilometers / 905 nautical miles.

How far is San Antonio from Chicago?

There are several ways to calculate distances between Chicago and San Antonio. Here are two common methods:

Vincenty's formula (applied above)
  • 1041.534 miles
  • 1676.186 kilometers
  • 905.068 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
  • 1042.305 miles
  • 1677.427 kilometers
  • 905.738 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).

Flight duration

Estimated flight time from O'Hare International Airport (ORD) to San Antonio International Airport (SAT) is 2 hours 28 minutes.

Time difference and current local times

There is no time difference between Chicago and San Antonio.

Time Difference

Chicago
San Antonio

Chicago, IL

 CST

San Antonio, TX

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 144 kg (317 pounds).

Airport information


A O'Hare International Airport
City: Chicago, IL
Country: United States Flag of United States
IATA Code: ORD
ICAO Code: KORD
Coordinates: 41°58′42″N, 87°54′17″W

B 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

Map

Chicago to San Antonio flight map.

Frequent Flyer Miles Calculator

Chicago (ORD) → San Antonio (SAT).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1042
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1042

Round trip?