Calculations with different methods
- 1781.370 miles
- 2866.836 kilometers
- 1547.968 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
- 1776.996 miles
- 2859.798 kilometers
- 1544.167 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from Sacramento International Airport (SMF) to O'Hare International Airport (ORD) is 3 hours 52 minutes.
Time difference and current local times
The time difference between Sacramento and Chicago is 2 hours. Chicago is 2 hours ahead of Sacramento.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 208 kg (459 pounds).
Sacramento to Chicago flight map.
Frequent Flyer Miles Calculator
Sacramento (SMF) → Chicago (ORD).