Distance between Chicago, IL (ORD) and Lexington, KY (LEX)
Distance from Chicago to Lexington (Chicago O'Hare International Airport – Lexington Blue Grass Airport) is 323 miles / 520 kilometers / 281 nautical miles.
Calculate Distance
Search by airport name, city or IATA airport code.
Multiple airports
Chicago - Lexington
How far is Lexington from Chicago?
There are several ways to calculate distances between Chicago and Lexington. Here are two common methods:
Vincenty's formula (applied above)- 323.366 miles
- 520.408 kilometers
- 280.998 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- 323.461 miles
- 520.559 kilometers
- 281.080 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 O'Hare International Airport (ORD) to Lexington Blue Grass Airport (LEX) is 1 hour 6 minutes.
Time difference and current local times
The time difference between Chicago and Lexington is 1 hour. Lexington is 1 hour ahead of Chicago.
Time Difference
Chicago, IL
Lexington, KY
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 70 kg (155 pounds).
Airport information
| A | 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 |
| B | Lexington Blue Grass Airport |
|---|---|
| City: | Lexington, KY |
| Country: | United States |
| IATA Code: | LEX |
| ICAO Code: | KLEX |
| Coordinates: | 38°2′11″N, 84°36′21″W |
Chicago to Lexington flight path
Shortest flight path between Chicago O'Hare International Airport (ORD) and Lexington Blue Grass Airport (LEX).
Frequent Flyer Miles Calculator
Chicago (ORD) → Lexington (LEX).
In total
Round trip?