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Chicago–Dallas | ORD–DFW
Calculations with different methods
- 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).
Estimated flight time from O'Hare International Airport (ORD) to Dallas/Fort Worth International Airport (DFW) is 2 hours 1 minutes.
Time difference and current local times
There is no time difference between Chicago and Dallas.
Chicago to Dallas flight map.
Frequent Flyer Miles Calculator
Chicago (ORD) → Dallas (DFW).