How far is Chicago, IL, from Chattanooga, TN?
The distance between Chattanooga (Chattanooga Metropolitan Airport) and Chicago (Chicago O'Hare International Airport) is 501 miles / 806 kilometers / 435 nautical miles.
The 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 Metropolitan Airport – Chicago O'Hare International Airport
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Distance from Chattanooga to Chicago
There are several ways to calculate the distance from Chattanooga to Chicago. Here are two standard 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 planet.
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?
The estimated flight time from Chattanooga Metropolitan Airport to Chicago O'Hare International Airport is 1 hour and 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.
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, and 99 kilograms equals 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
See the map of the shortest flight path between Chattanooga Metropolitan Airport (CHA) and Chicago O'Hare International Airport (ORD).
Airport information
| Origin | Chattanooga Metropolitan Airport |
|---|---|
| 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 |
|---|---|
| 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 |