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
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
Chattanooga, TN
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  |
| 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 |
| 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 |