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How far is Lexington, KY, from Chicago, IL?

The distance between Chicago (Chicago O'Hare International Airport) and Lexington (Lexington Blue Grass Airport) is 323 miles / 520 kilometers / 281 nautical miles.

The driving distance from Chicago (ORD) to Lexington (LEX) is 382 miles / 614 kilometers, and travel time by car is about 7 hours 19 minutes.

Chicago O'Hare International Airport – Lexington Blue Grass Airport

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323
Miles
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520
Kilometers
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281
Nautical miles

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Distance from Chicago to Lexington

There are several ways to calculate the distance from Chicago to Lexington. Here are two standard 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 planet.

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).

How long does it take to fly from Chicago to Lexington?

The estimated flight time from Chicago O'Hare International Airport to Lexington Blue Grass Airport is 1 hour and 6 minutes.

Flight carbon footprint between Chicago O'Hare International Airport (ORD) and Lexington Blue Grass Airport (LEX)

On average, flying from Chicago to Lexington generates about 73 kg of CO2 per passenger, and 73 kilograms equals 160 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 Lexington

See the map of the shortest flight path between Chicago O'Hare International Airport (ORD) and Lexington Blue Grass Airport (LEX).

Airport information

Origin Chicago O'Hare International Airport
City: Chicago, IL
Country: United States Flag of United States
IATA Code: ORD
ICAO Code: KORD
Coordinates: 41°58′42″N, 87°54′17″W
Destination Lexington Blue Grass Airport
City: Lexington, KY
Country: United States Flag of United States
IATA Code: LEX
ICAO Code: KLEX
Coordinates: 38°2′11″N, 84°36′21″W

Airlines flying from Chicago (ORD) to Lexington (LEX)

American Airlines
United Airlines