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

Distance from Iona, SD to IAH Airport

Distance

1,075 mi

Time

20 hours 2 mins

Gas Cost

$100 - $195

Helpful Inaccurate

There are 966.25 miles from Iona to George Bush Intercontinental Airport (IAH) in southeast direction and 1,075 miles (1,730.04 kilometers) by car, following the I-45 route.

Iona and IAH Airport are 20 hours 2 mins far apart, if you drive non-stop .

This is the fastest route from Iona, SD to IAH Airport. The halfway point is South Haven, KS.

Iona, SD and IAH Airport are in the same time zone (CDT). Current time in both locations is 4:26 am.

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Lowest Price Rental Cars in Iona, SD

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Iona »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 43.18 gallons of gas to cover the route between Iona, SD and IAH Airport.

The estimated cost of gas to go from Iona to IAH Airport is $140.85.

During the route, an average car will release 845.95 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 Iona, SD and IAH Airport

If you want to meet halfway between Iona, 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 37.121529 and -97.314819, or 37º 7' 17.5044" N, 97º 18' 53.3484" W. This location is 537.57 miles away from Iona, SD and IAH Airport and it would take approximately 10 hours 1 min to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is South Haven, KS, situated 545 miles from Iona, SD and 564 miles from IAH Airport. It would take 10 hours 29 mins to go from Iona to South Haven and 9 hours 11 mins to go from IAH to South Haven.

Major Cities Along the Route

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