Distance between cities › USA › South Dakota › Harrison, SD › Distance from Harrison to George Bush Intercontinental Airport Book Hotels

Distance from Harrison, SD to IAH Airport

Distance

1,063 mi

Time

19 hours 36 mins

Gas Cost

$97 - $189

Helpful Inaccurate

There are 945.04 miles from Harrison to George Bush Intercontinental Airport (IAH) in south direction and 1,063 miles (1,710.73 kilometers) by car, following the I-45 route.

Harrison and IAH Airport are 19 hours 36 mins far apart, if you drive non-stop .

This is the fastest route from Harrison, SD to IAH Airport. The halfway point is Moundridge, KS.

Harrison, SD and IAH Airport are in the same time zone (CDT). Current time in both locations is 8:20 pm.

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Lowest Price Rental Cars in Harrison, SD

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Harrison »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 42.68 gallons of gas to cover the route between Harrison, SD and IAH Airport.

The estimated cost of gas to go from Harrison to IAH Airport is $136.73.

During the route, an average car will release 836.09 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 Harrison, SD and IAH Airport

If you want to meet halfway between Harrison, SD 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 38.236080 and -97.519684, or 38º 14' 9.888" N, 97º 31' 10.8624" W. This location is 531.31 miles away from Harrison, SD and IAH Airport and it would take approximately 9 hours 48 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Moundridge, KS, situated 581 miles from Harrison, SD and 646 miles from IAH Airport. It would take 8 hours 36 mins to go from Harrison to Moundridge and 10 hours 18 mins to go from IAH to Moundridge.

Major Cities Along the Route

Some major cities along the route include The Woodlands, TX,Lincoln, NE,Sioux Falls, SD,Dallas, TX,Irving, TX,Carrollton, TX,Lewisville, TX,Denton, TX,Wichita, KS, and Oklahoma City, OK.