Air Miles Calculator

Distance between Dallas, TX (DFW) and Chicago, IL (ORD)

Distance from Dallas/Fort Worth International Airport to O'Hare International Airport is 802 miles / 1290 kilometers / 697 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 801.784 miles
  • 1290.347 kilometers
  • 696.732 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
  • 801.971 miles
  • 1290.647 kilometers
  • 696.894 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 Dallas/Fort Worth International Airport (DFW) to O'Hare International Airport (ORD) is 2 hours 1 minutes.

Time difference and current local times

There is no time difference between Dallas and Chicago.

Time Difference

Dallas
Chicago

Dallas, TX

 CST

Chicago, IL

 CST

Airport information


A Dallas/Fort Worth International Airport
City: Dallas, TX
Country: United States Flag of United States
IATA Code: DFW
ICAO Code: KDFW
Coordinates: 32°53′48″N, 97°2′16″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

Flight map from Dallas to Chicago.

Frequent Flyer Miles Calculator

Dallas (DFW) → Chicago (ORD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
802
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
802

Round trip?