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

Flight distance from Chicago to San Antonio (Chicago Midway International Airport – San Antonio International Airport) is 1036 miles / 1667 kilometers / 900 nautical miles. Estimated flight time is 2 hours 27 minutes.

Driving distance from Chicago (MDW) to San Antonio (SAT) is 1186 miles / 1908 kilometers and travel time by car is about 22 hours 3 minutes.

Chicago – San Antonio

Distance arrow
1036
Miles
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1667
Kilometers
Distance arrow
900
Nautical miles

How far is San Antonio from Chicago?

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

Vincenty's formula (applied above)
  • 1035.988 miles
  • 1667.262 kilometers
  • 900.249 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
  • 1036.705 miles
  • 1668.415 kilometers
  • 900.872 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 Chicago to San Antonio is 2 hours 27 minutes.

Time difference and current local times

There is no time difference between Chicago and San Antonio.

Chicago time to San Antonio time converter

Time in Chicago: 00:00 ⇆ Time in San Antonio: 00:00

Current local times

Chicago, IL

 CDT

San Antonio, TX

 CDT

Carbon dioxide emissions

On average flying from Chicago to San Antonio generates about 153 kg of CO2 per passenger, 153 kilograms is equal to 337 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Chicago to San Antonio

Shortest flight path between Chicago Midway International Airport (MDW) and San Antonio International Airport (SAT).

Airport information

Origin Chicago Midway International Airport
City: Chicago, IL
Country: United States Flag of United States
IATA Code: MDW
ICAO Code: KMDW
Coordinates: 41°47′9″N, 87°45′8″W
Destination 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

Airlines flying from Chicago (MDW) to San Antonio (SAT)

AirTran Airways
Southwest Airlines