# Distance between Chicago, IL (MDW) and San Francisco, CA (SFO)

Flight distance from Chicago to San Francisco (Chicago Midway International Airport – San Francisco International Airport) is 1855 miles / 2985 kilometers / 1612 nautical miles. Estimated flight time is 4 hours 0 minutes.

Driving distance from Chicago (MDW) to San Francisco (SFO) is 2139 miles / 3442 kilometers and travel time by car is about 34 hours 55 minutes.

## Map of flight path and driving directions from Chicago to San Francisco.

Shortest flight path between Chicago Midway International Airport (MDW) and San Francisco International Airport (SFO).

## 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).

## 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

## Time difference and current local times

The time difference between Chicago and San Francisco is 2 hours. San Francisco is 2 hours behind Chicago.

CDT

PDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 204 kg (451 pounds).

## Frequent Flyer Miles Calculator

Chicago (MDW) → San Francisco (SFO).

Distance:
1855
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1855

Round trip?