Air Miles Calculator

Distance between Memphis, TN (MEM) and Chicago, IL (ORD)

Distance from Memphis to Chicago (O'Hare International Airport – Memphis International Airport) is 491 miles / 791 kilometers / 427 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 491.387 miles
  • 790.811 kilometers
  • 427.004 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
  • 492.117 miles
  • 791.986 kilometers
  • 427.638 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).

Flight duration

Estimated flight time from Memphis International Airport (MEM) to O'Hare International Airport (ORD) is 1 hour 25 minutes.

Time difference and current local times

There is no time difference between Memphis and Chicago.

Time Difference

Memphis
Chicago

Memphis, TN

 CST

Chicago, IL

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 91 kg (200 pounds).

Airport information


A Memphis International Airport
City: Memphis, TN
Country: United States Flag of United States
IATA Code: MEM
ICAO Code: KMEM
Coordinates: 35°2′32″N, 89°58′36″W

B 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

Map

Memphis to Chicago flight map.

Frequent Flyer Miles Calculator

Memphis (MEM) → Chicago (ORD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
491
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
491

Round trip?