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

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

Driving distance from San Antonio (SAT) to Chicago (MDW) is 1217 miles / 1959 kilometers and travel time by car is about 20 hours 54 minutes.

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

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

## How far is Chicago from San Antonio?

There are several ways to calculate distances between San Antonio 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).

## Airport information

A 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

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

## Time difference and current local times

There is no time difference between San Antonio and Chicago.

CDT

CDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 153 kg (337 pounds).

## Frequent Flyer Miles Calculator

San Antonio (SAT) → Chicago (MDW).

Distance:
1036
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1036

Round trip?