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

The distance between San Diego (San Diego International Airport) and Chicago (Chicago O'Hare International Airport) is 1723 miles / 2773 kilometers / 1497 nautical miles.

The driving distance from San Diego (SAN) to Chicago (ORD) is 2075 miles / 3340 kilometers, and travel time by car is about 36 hours 27 minutes.

San Diego International Airport – Chicago O'Hare International Airport

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1723
Miles
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2773
Kilometers
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1497
Nautical miles

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Distance from San Diego to Chicago

There are several ways to calculate the distance from San Diego to Chicago. Here are two standard methods:

Vincenty's formula (applied above)
  • 1723.040 miles
  • 2772.963 kilometers
  • 1497.280 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula
  • 1720.000 miles
  • 2768.072 kilometers
  • 1494.639 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 San Diego to Chicago?

The estimated flight time from San Diego International Airport to Chicago O'Hare International Airport is 3 hours and 45 minutes.

Flight carbon footprint between San Diego International Airport (SAN) and Chicago O'Hare International Airport (ORD)

On average, flying from San Diego to Chicago generates about 194 kg of CO2 per passenger, and 194 kilograms equals 428 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

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

See the map of the shortest flight path between San Diego International Airport (SAN) and Chicago O'Hare International Airport (ORD).

Airport information

Origin San Diego International Airport
City: San Diego, CA
Country: United States Flag of United States
IATA Code: SAN
ICAO Code: KSAN
Coordinates: 32°44′0″N, 117°11′24″W
Destination 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

Airlines flying from San Diego (SAN) to Chicago (ORD)

Alaska Airlines
American Airlines
United Airlines