Distance between cities › USA › Missouri › Calhoun, MO › Distance from Calhoun to George Bush Intercontinental Airport Book Hotels

Distance from Calhoun, MO to IAH Airport

Distance

725 mi

Time

13 hours 35 mins

Gas Cost

$68 - $131

Helpful Inaccurate

There are 593.76 miles from Calhoun to George Bush Intercontinental Airport (IAH) in south direction and 725 miles (1,166.77 kilometers) by car, following the I-45 route.

Calhoun and IAH Airport are 13 hours 35 mins far apart, if you drive non-stop .

This is the fastest route from Calhoun, MO to IAH Airport. The halfway point is Wardville, OK.

Calhoun, MO and IAH Airport are in the same time zone (CDT). Current time in both locations is 6:35 am.

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Lowest Price Rental Cars in Calhoun, MO

Planning on renting a car to go from Calhoun, MO to IAH Airport? Here there are some offers to rent a car in Calhoun, MO

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Calhoun »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 29.10 gallons of gas to cover the route between Calhoun, MO and IAH Airport.

The estimated cost of gas to go from Calhoun to IAH Airport is $94.93.

During the route, an average car will release 570.17 pounds of CO₂ to the atmosphere. The carbon footprint would be 0.79 pounds of CO₂ per mile.

Average USA gas price used for calculation is $3.26 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Calhoun, MO and IAH Airport

If you want to meet halfway between Calhoun, MO and IAH Airport or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 34.604946 and -95.980980, or 34º 36' 17.8056" N, 95º 58' 51.528" W. This location is 362.32 miles away from Calhoun, MO and IAH Airport and it would take approximately 6 hours 47 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Wardville, OK, situated 355 miles from Calhoun, MO and 380 miles from IAH Airport. It would take 5 hours 53 mins to go from Calhoun to Wardville and 6 hours 21 mins to go from IAH to Wardville.