Distance between Chattanooga, TN (CHA) and Chicago, IL (ORD)
Flight distance from Chattanooga to Chicago (Chattanooga Metropolitan Airport – Chicago O'Hare International Airport) is 501 miles / 806 kilometers / 435 nautical miles. Estimated flight time is 1 hour 26 minutes.
Driving distance from Chattanooga (CHA) to Chicago (ORD) is 590 miles / 949 kilometers and travel time by car is about 11 hours 52 minutes.
Chattanooga – Chicago
How far is Chicago from Chattanooga?
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).
How long does it take to fly from Chattanooga to Chicago?
Estimated flight time from Chattanooga Metropolitan Airport to Chicago O'Hare International Airport is 1 hour 26 minutes.
What is the time difference between Chattanooga and Chicago?
The time difference between Chattanooga and Chicago is 1 hour. Chicago is 1 hour behind Chattanooga.
Chattanooga time to Chicago time converter
Flight carbon footprint between Chattanooga Metropolitan Airport (CHA) and Chicago O'Hare International Airport (ORD)
On average flying from Chattanooga to Chicago 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 Chattanooga to Chicago
Shortest flight path between Chattanooga Metropolitan Airport (CHA) and Chicago O'Hare International Airport (ORD).
Airport information
Origin | Chattanooga Metropolitan Airport |
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City: | Chattanooga, TN |
Country: | United States ![]() |
IATA Code: | CHA |
ICAO Code: | KCHA |
Coordinates: | 35°2′7″N, 85°12′13″W |
Destination | Chicago O'Hare International Airport |
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City: | Chicago, IL |
Country: | United States ![]() |
IATA Code: | ORD |
ICAO Code: | KORD |
Coordinates: | 41°58′42″N, 87°54′17″W |
Airlines flying from Chattanooga (CHA) to Chicago (ORD)
American Airlines |