Calculations with different methods
- 1854.540 miles
- 2984.593 kilometers
- 1611.551 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
- 1850.116 miles
- 2977.473 kilometers
- 1607.707 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from San Francisco International Airport (SFO) to Midway International Airport (MDW) is 4 hours 0 minutes.
Time difference and current local times
The time difference between San Francisco and Chicago is 2 hours. Chicago is 2 hours ahead of San Francisco.
San Francisco, CA
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 215 kg (473 pounds).
San Francisco to Chicago flight map.
Frequent Flyer Miles Calculator
San Francisco (SFO) → Chicago (MDW).