Air Miles Calculator

Distance between San Diego, CA (SAN) and Champaign, IL (CMI)

Flight distance from San Diego to Champaign (San Diego International Airport – University of Illinois Willard Airport) is 1680 miles / 2704 kilometers / 1460 nautical miles. Estimated flight time is 3 hours 40 minutes.

Driving distance from San Diego (SAN) to Champaign (CMI) is 2017 miles / 3246 kilometers and travel time by car is about 33 hours 45 minutes.

Map of flight path and driving directions from San Diego to Champaign.

Shortest flight path between San Diego International Airport (SAN) and University of Illinois Willard Airport (CMI).

How far is Champaign from San Diego?

There are several ways to calculate distances between San Diego and Champaign. Here are two common methods:

Vincenty's formula (applied above)
  • 1680.137 miles
  • 2703.919 kilometers
  • 1460.000 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
  • 1676.944 miles
  • 2698.779 kilometers
  • 1457.224 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 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

B University of Illinois Willard Airport
City: Champaign, IL
Country: United States Flag of United States
IATA Code: CMI
ICAO Code: KCMI
Coordinates: 40°2′21″N, 88°16′41″W

Time difference and current local times

The time difference between San Diego and Champaign is 2 hours. Champaign is 2 hours ahead of San Diego.

Time Difference

San Diego, CA

 PST

Champaign, IL

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 191 kg (422 pounds).

Frequent Flyer Miles Calculator

San Diego (SAN) → Champaign (CMI).

Distance:
1680
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1680

Round trip?