# Distance between Champaign, IL (CMI) and Longview, TX (GGG)

Flight distance from Champaign to Longview (University of Illinois Willard Airport – East Texas Regional Airport) is 638 miles / 1027 kilometers / 555 nautical miles. Estimated flight time is 1 hour 42 minutes.

Driving distance from Champaign (CMI) to Longview (GGG) is 746 miles / 1201 kilometers and travel time by car is about 12 hours 58 minutes.

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

Shortest flight path between University of Illinois Willard Airport (CMI) and East Texas Regional Airport (GGG).

## How far is Longview from Champaign?

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

Vincenty's formula (applied above)
• 638.171 miles
• 1027.037 kilometers
• 554.556 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
• 638.624 miles
• 1027.765 kilometers
• 554.949 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 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

B East Texas Regional Airport
City: Longview, TX
Country: United States
IATA Code: GGG
ICAO Code: KGGG
Coordinates: 32°23′2″N, 94°42′41″W

## Time difference and current local times

There is no time difference between Champaign and Longview.

CDT

CDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 117 kg (259 pounds).

## Frequent Flyer Miles Calculator

Champaign (CMI) → Longview (GGG).

Distance:
638
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
638

Round trip?