# Distance between Houston, TX (IAH) and Cape Girardeau, MO (CGI)

Flight distance from Houston to Cape Girardeau (Houston George Bush Intercontinental Airport – Cape Girardeau Regional Airport) is 600 miles / 965 kilometers / 521 nautical miles. Estimated flight time is 1 hour 38 minutes.

Driving distance from Houston (IAH) to Cape Girardeau (CGI) is 702 miles / 1129 kilometers and travel time by car is about 12 hours 34 minutes.

## Map of flight path and driving directions from Houston to Cape Girardeau.

Shortest flight path between Houston George Bush Intercontinental Airport (IAH) and Cape Girardeau Regional Airport (CGI).

## How far is Cape Girardeau from Houston?

There are several ways to calculate distances between Houston and Cape Girardeau. Here are two common methods:

Vincenty's formula (applied above)
• 599.516 miles
• 964.828 kilometers
• 520.965 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
• 600.169 miles
• 965.878 kilometers
• 521.533 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 Houston George Bush Intercontinental Airport
City: Houston, TX
Country: United States
IATA Code: IAH
ICAO Code: KIAH
Coordinates: 29°59′3″N, 95°20′29″W

B Cape Girardeau Regional Airport
City: Cape Girardeau, MO
Country: United States
IATA Code: CGI
ICAO Code: KCGI
Coordinates: 37°13′31″N, 89°34′14″W

## Time difference and current local times

There is no time difference between Houston and Cape Girardeau.

CST

CST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 113 kg (248 pounds).

## Frequent Flyer Miles Calculator

Houston (IAH) → Cape Girardeau (CGI).

Distance:
600
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
600

Round trip?