# Distance between St Louis, MO (STL) and Champaign, IL (CMI)

Flight distance from St Louis to Champaign (St. Louis Lambert International Airport – University of Illinois Willard Airport) is 143 miles / 230 kilometers / 124 nautical miles. Estimated flight time is 46 minutes.

Driving distance from St Louis (STL) to Champaign (CMI) is 180 miles / 290 kilometers and travel time by car is about 3 hours 13 minutes.

## Map of flight path and driving directions from St Louis to Champaign.

Shortest flight path between St. Louis Lambert International Airport (STL) and University of Illinois Willard Airport (CMI).

## How far is Champaign from St Louis?

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

Vincenty's formula (applied above)
• 143.045 miles
• 230.209 kilometers
• 124.303 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
• 142.915 miles
• 230.000 kilometers
• 124.190 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 St. Louis Lambert International Airport
City: St Louis, MO
Country: United States
IATA Code: STL
ICAO Code: KSTL
Coordinates: 38°44′55″N, 90°22′12″W

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

## Time difference and current local times

There is no time difference between St Louis and Champaign.

CST

CST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 46 kg (102 pounds).

## Frequent Flyer Miles Calculator

St Louis (STL) → Champaign (CMI).

Distance:
143
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
143

Round trip?