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Distance between Chicago, IL (ORD) and Chattanooga, TN (CHA)

Flight distance from Chicago to Chattanooga (Chicago O'Hare International Airport – Chattanooga Metropolitan Airport) is 501 miles / 806 kilometers / 435 nautical miles. Estimated flight time is 1 hour 26 minutes.

Driving distance from Chicago (ORD) to Chattanooga (CHA) is 590 miles / 949 kilometers and travel time by car is about 11 hours 36 minutes.

Chicago – Chattanooga

Distance arrow
501
Miles
Distance arrow
806
Kilometers
Distance arrow
435
Nautical miles

How far is Chattanooga from Chicago?

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

Vincenty's formula (applied above)
  • 500.719 miles
  • 805.828 kilometers
  • 435.113 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
  • 501.395 miles
  • 806.916 kilometers
  • 435.700 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 Chattanooga is 1 hour 26 minutes.

Time difference and current local times

The time difference between Chicago and Chattanooga is 1 hour. Chattanooga is 1 hour ahead of Chicago.

Chicago time to Chattanooga time converter

Time in Chicago: 00:00 ⇆ Time in Chattanooga: 00:00

Current local times

Chicago, IL

 CDT

Chattanooga, TN

 EDT

Carbon dioxide emissions

On average flying from Chicago to Chattanooga generates about 99 kg of CO2 per passenger, 99 kilograms is equal to 218 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 Chattanooga

Shortest flight path between Chicago O'Hare International Airport (ORD) and Chattanooga Metropolitan Airport (CHA).

Airport information

Origin Chicago 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
Destination Chattanooga Metropolitan Airport
City: Chattanooga, TN
Country: United States Flag of United States
IATA Code: CHA
ICAO Code: KCHA
Coordinates: 35°2′7″N, 85°12′13″W

Airlines flying from Chicago (ORD) to Chattanooga (CHA)

American Airlines