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How far is Chicago, IL, from Fort Smith, AR?

The distance between Fort Smith (Fort Smith Regional Airport) and Chicago (Chicago Midway International Airport) is 571 miles / 919 kilometers / 496 nautical miles.

The driving distance from Fort Smith (FSM) to Chicago (MDW) is 707 miles / 1138 kilometers, and travel time by car is about 13 hours 3 minutes.

Fort Smith Regional Airport – Chicago Midway International Airport

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571
Miles
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919
Kilometers
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496
Nautical miles

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Distance from Fort Smith to Chicago

There are several ways to calculate the distance from Fort Smith to Chicago. Here are two standard methods:

Vincenty's formula (applied above)
  • 570.785 miles
  • 918.590 kilometers
  • 495.999 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
  • 570.831 miles
  • 918.664 kilometers
  • 496.039 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 Fort Smith to Chicago?

The estimated flight time from Fort Smith Regional Airport to Chicago Midway International Airport is 1 hour and 34 minutes.

What is the time difference between Fort Smith and Chicago?

There is no time difference between Fort Smith and Chicago.

Flight carbon footprint between Fort Smith Regional Airport (FSM) and Chicago Midway International Airport (MDW)

On average, flying from Fort Smith to Chicago generates about 109 kg of CO2 per passenger, and 109 kilograms equals 240 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Fort Smith to Chicago

See the map of the shortest flight path between Fort Smith Regional Airport (FSM) and Chicago Midway International Airport (MDW).

Airport information

Origin Fort Smith Regional Airport
City: Fort Smith, AR
Country: United States Flag of United States
IATA Code: FSM
ICAO Code: KFSM
Coordinates: 35°20′11″N, 94°22′2″W
Destination 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