Distance between Chicago, IL (MDW) and San Francisco, CA (SFO)
Distance from Chicago to San Francisco (Chicago Midway International Airport – San Francisco International Airport) is 1855 miles / 2985 kilometers / 1612 nautical miles.
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Chicago - San Francisco
How far is San Francisco from Chicago?
There are several ways to calculate distances between Chicago and San Francisco. Here are two common methods:
Vincenty's formula (applied above)- 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 – the shortest distance between two points).
Flight duration
Estimated flight time from Chicago Midway International Airport (MDW) to San Francisco International Airport (SFO) is 4 hours 0 minutes.
Time difference and current local times
The time difference between Chicago and San Francisco is 2 hours. San Francisco is 2 hours behind Chicago.
Time Difference
Chicago, IL
San Francisco, CA
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 204 kg (450 pounds).
Airport information
| A | Chicago Midway International Airport |
|---|---|
| City: | Chicago, IL |
| Country: | United States  |
| IATA Code: | MDW |
| ICAO Code: | KMDW |
| Coordinates: | 41°47′9″N, 87°45′8″W |
| B | San Francisco International Airport |
|---|---|
| City: | San Francisco, CA |
| Country: | United States |
| IATA Code: | SFO |
| ICAO Code: | KSFO |
| Coordinates: | 37°37′8″N, 122°22′30″W |
Chicago to San Francisco flight path
Shortest flight path between Chicago Midway International Airport (MDW) and San Francisco International Airport (SFO).
Frequent Flyer Miles Calculator
Chicago (MDW) → San Francisco (SFO).
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