Distance between Columbus, OH (CMH) and Chicago, IL (ORD)
Distance from Columbus to Chicago (John Glenn Columbus International Airport – Chicago O'Hare International Airport) is 296 miles / 476 kilometers / 257 nautical miles.
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Columbus - Chicago
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).
Flight duration
Estimated flight time from John Glenn Columbus International Airport (CMH) to Chicago O'Hare International Airport (ORD) is 1 hour 3 minutes.
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 66 kg (145 pounds).
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 |
Columbus to Chicago flight path
Shortest flight path between John Glenn Columbus International Airport (CMH) and Chicago O'Hare International Airport (ORD).
Frequent Flyer Miles Calculator
Columbus (CMH) → Chicago (ORD).
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