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

Distance from Williamstown, MO to IAH Airport

Distance

919 mi

Time

17 hours 29 mins

Gas Cost

$86 - $167

Helpful Inaccurate

There are 735.73 miles from Williamstown to George Bush Intercontinental Airport (IAH) in southwest direction and 919 miles (1,478.99 kilometers) by car, following the US-67 route.

Williamstown and IAH Airport are 17 hours 29 mins far apart, if you drive non-stop .

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

Williamstown, MO and IAH Airport are in the same time zone (CDT). Current time in both locations is 4:30 am.

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Lowest Price Rental Cars in Williamstown, MO

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Williamstown »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 36.90 gallons of gas to cover the route between Williamstown, MO and IAH Airport.

The estimated cost of gas to go from Williamstown to IAH Airport is $120.38.

During the route, an average car will release 723.02 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 Williamstown, MO and IAH Airport

If you want to meet halfway between Williamstown, 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 36.114021 and -95.351097, or 36º 6' 50.4756" N, 95º 21' 3.9492" W. This location is 459.45 miles away from Williamstown, MO and IAH Airport and it would take approximately 8 hours 44 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Mazie, OK, situated 451 miles from Williamstown, MO and 489 miles from IAH Airport. It would take 7 hours 51 mins to go from Williamstown to Mazie and 8 hours 4 mins to go from IAH to Mazie.

Major City Closest to Halfway Point

The major city closest to the halfway point between Williamstown, MO and IAH Airport is Broken Arrow, OK, situated 470 miles from Williamstown, MO and 492 miles from IAH Airport. It would take 7 hours 59 mins to go from Williamstown to and 8 hours 7 mins to go from IAH to Broken Arrow.