Air Miles Calculator

Distance between Chicago, IL (ORD) and Key West, FL (EYW)

Distance from Chicago to Key West (Key West International Airport – O'Hare International Airport) is 1251 miles / 2014 kilometers / 1087 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 1251.408 miles
  • 2013.946 kilometers
  • 1087.444 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
  • 1254.132 miles
  • 2018.329 kilometers
  • 1089.811 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 O'Hare International Airport (ORD) to Key West International Airport (EYW) is 2 hours 52 minutes.

Time difference and current local times

The time difference between Chicago and Key West is 1 hour. Key West is 1 hour ahead of Chicago.

Time Difference

Chicago
Key West

Chicago, IL

 CDT

Key West, FL

 EDT

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 Key West International Airport
City: Key West, FL
Country: United States Flag of United States
IATA Code: EYW
ICAO Code: KEYW
Coordinates: 24°33′21″N, 81°45′34″W

Map

Chicago to Key West flight map.

Frequent Flyer Miles Calculator

Chicago (ORD) → Key West (EYW).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1251
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1251

Round trip?