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Distance from Washington, TX to IAH Airport

Distance

75 mi

Time

1 hour 37 mins

Gas Cost

$7 - $13

Helpful Inaccurate

There are 54.21 miles from Washington to George Bush Intercontinental Airport (IAH) in southeast direction and 75 miles (120.70 kilometers) by car, following the TX 249 route.

Washington and IAH Airport are 1 hour 37 mins far apart, if you drive non-stop .

This is the fastest route from Washington, TX to IAH Airport. The halfway point is Hockley, TX.

Washington, TX and IAH Airport are in the same time zone (CDT). Current time in both locations is 12:50 pm.

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Lowest Price Rental Cars in Washington, TX

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Washington »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 3 gallons of gas to cover the route between Washington, TX and IAH Airport.

The estimated cost of gas to go from Washington to IAH Airport is $9.61.

During the route, an average car will release 58.72 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 $3.21 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Washington, TX and IAH Airport

If you want to meet halfway between Washington, TX 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 30.046667 and -95.869614, or 30º 2' 48.0012" N, 95º 52' 10.6104" W. This location is 37.31 miles away from Washington, TX and IAH Airport and it would take approximately 48 minutes to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Hockley, TX, situated 45 miles from Washington, TX and 39 miles from IAH Airport. It would take 54 minutes to go from Washington to Hockley and 47 minutes to go from IAH to Hockley.