Search by airport name, city or IATA airport code.
Chicago (ORD) - San Diego (SAN)
Calculations with different methods
- 1723.040 miles
- 2772.963 kilometers
- 1497.280 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
- 1720.000 miles
- 2768.072 kilometers
- 1494.639 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 San Diego International Airport (SAN) is 3 hours 45 minutes.
Time difference and current local times
The time difference between Chicago and San Diego is 2 hours. San Diego is 2 hours behind Chicago.
San Diego, CA
Flight map from Chicago to San Diego.
Frequent Flyer Miles Calculator
Chicago (ORD) → San Diego (SAN).