Distance between cities › USA › Montana › Roberts, MT › Distance from Roberts to George Bush Intercontinental Airport Book Hotels

Distance from Roberts, MT to IAH Airport

Distance

1,607 mi

Time

1 day 4 hours

Gas Cost

$147 - $286

Helpful Inaccurate

There are 1,299.68 miles from Roberts to George Bush Intercontinental Airport (IAH) in southeast direction and 1,607 miles (2,586.22 kilometers) by car, following the US-87 route.

Roberts and IAH Airport are 1 day 4 hours far apart, if you drive non-stop .

This is the fastest route from Roberts, MT to IAH Airport. The halfway point is Colby, KS.

Please note the time difference between Roberts, MT and IAH Airport is 1 hour. The current time in Roberts is 8:58 pm and the current time in IAH Airport is 9:58 pm.

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Lowest Price Rental Cars in Roberts, MT

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Roberts »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 64.55 gallons of gas to cover the route between Roberts, MT and IAH Airport.

The estimated cost of gas to go from Roberts to IAH Airport is $206.81.

During the route, an average car will release 1,264.60 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 $3.20 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Roberts, MT and IAH Airport

If you want to meet halfway between Roberts, MT 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 39.344852 and -101.022919, or 39º 20' 41.4672" N, 101º 1' 22.5084" W. This location is 803.61 miles away from Roberts, MT and IAH Airport and it would take approximately 14 hours 12 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Colby, KS, situated 823 miles from Roberts, MT and 893 miles from IAH Airport. It would take 12 hours 41 mins to go from Roberts to Colby and 13 hours 39 mins to go from IAH to Colby.

Major Cities Along the Route

Some major cities along the route include Aurora, CO,Thornton, CO,Billings, MT,Dallas, TX,Irving, TX,Carrollton, TX,Lewisville, TX,Denton, TX,Wichita, KS, and Oklahoma City, OK.