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How far is San Francisco, CA from Chicago, IL?

Distance between Chicago (Chicago O'Hare International Airport) and San Francisco (San Francisco International Airport) is 1846 miles / 2971 kilometers / 1604 nautical miles. Estimated flight time is 3 hours 59 minutes.

Driving distance from Chicago (ORD) to San Francisco (SFO) is 2138 miles / 3441 kilometers and travel time by car is about 36 hours 59 minutes.

Chicago O'Hare International Airport – San Francisco International Airport

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1846
Miles
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2971
Kilometers
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1604
Nautical miles

Distance from Chicago to San Francisco

There are several ways to calculate distance from Chicago to San Francisco. Here are two common methods:

Vincenty's formula (applied above)
  • 1846.120 miles
  • 2971.042 kilometers
  • 1604.235 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
  • 1841.724 miles
  • 2963.967 kilometers
  • 1600.414 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).

How long does it take to fly from Chicago to San Francisco?

Estimated flight time from Chicago O'Hare International Airport to San Francisco International Airport is 3 hours 59 minutes.

What is the time difference between Chicago and San Francisco?

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

Flight carbon footprint between Chicago O'Hare International Airport (ORD) and San Francisco International Airport (SFO)

On average flying from Chicago to San Francisco generates about 204 kg of CO2 per passenger, 204 kilograms is equal to 449 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

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

Shortest flight path between Chicago O'Hare International Airport (ORD) and San Francisco International Airport (SFO).

Airport information

Origin Chicago O'Hare International Airport
City: Chicago, IL
Country: United States Flag of United States
IATA Code: ORD
ICAO Code: KORD
Coordinates: 41°58′42″N, 87°54′17″W
Destination San Francisco International Airport
City: San Francisco, CA
Country: United States Flag of United States
IATA Code: SFO
ICAO Code: KSFO
Coordinates: 37°37′8″N, 122°22′30″W

Airlines flying from Chicago (ORD) to San Francisco (SFO)

Alaska Airlines
American Airlines
United Airlines
Virgin America