Distance between Columbus, OH (CMH) and Chicago, IL (ORD)
Flight distance from Columbus to Chicago (John Glenn Columbus International Airport – Chicago O'Hare International Airport) is 296 miles / 476 kilometers / 257 nautical miles. Estimated flight time is 1 hour 3 minutes.
Driving distance from Columbus (CMH) to Chicago (ORD) is 341 miles / 549 kilometers and travel time by car is about 6 hours 41 minutes.
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Columbus - Chicago
Map of flight path and driving directions from Columbus to Chicago.
Shortest flight path between John Glenn Columbus International Airport (CMH) and Chicago O'Hare International Airport (ORD).
How far is Chicago from Columbus?
There are several ways to calculate distances between Columbus and Chicago. Here are two common methods:
Vincenty's formula (applied above)- 295.539 miles
- 475.624 kilometers
- 256.816 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- 295.026 miles
- 474.798 kilometers
- 256.370 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).
Airport information
| A | John Glenn Columbus International Airport |
|---|---|
| City: | Columbus, OH |
| Country: | United States  |
| IATA Code: | CMH |
| ICAO Code: | KCMH |
| Coordinates: | 39°59′52″N, 82°53′30″W |
| B | 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 |
Time difference and current local times
The time difference between Columbus and Chicago is 1 hour. Chicago is 1 hour behind Columbus.
Time Difference
Columbus, OH
Chicago, IL
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 69 kg (151 pounds).
Frequent Flyer Miles Calculator
Columbus (CMH) → Chicago (ORD).
In total
Round trip?