Air Miles Calculator

Distance between Chicago, IL (ORD) and Kirksville, MO (IRK)

Distance from Chicago to Kirksville (O'Hare International Airport – Kirksville Regional Airport) is 275 miles / 443 kilometers / 239 nautical miles.

How far is Kirksville from Chicago?

There are several ways to calculate distances between Chicago and Kirksville. Here are two common methods:

Vincenty's formula (applied above)
  • 275.085 miles
  • 442.706 kilometers
  • 239.042 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
  • 274.616 miles
  • 441.952 kilometers
  • 238.635 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 O'Hare International Airport (ORD) to Kirksville Regional Airport (IRK) is 1 hour 1 minutes.

Time difference and current local times

There is no time difference between Chicago and Kirksville.

Time Difference

Chicago
Kirksville

Chicago, IL

 CST

Kirksville, MO

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 63 kg (139 pounds).

Airport information


A 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

B Kirksville Regional Airport
City: Kirksville, MO
Country: United States Flag of United States
IATA Code: IRK
ICAO Code: KIRK
Coordinates: 40°5′36″N, 92°32′41″W

Map

Chicago to Kirksville flight map.

Frequent Flyer Miles Calculator

Chicago (ORD) → Kirksville (IRK).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
275
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
275

Round trip?