Distance between cities › USA › South Dakota › Harrisburg, SD › Distance from Harrisburg to Simms Book Hotels

Distance from Harrisburg, SD to Simms, TX

Distance

833 mi

Time

15 hours 34 mins

Gas Cost

$78 - $151

There are 706.48 miles from Harrisburg to Simms in south direction and 833 miles (1,340.58 kilometers) by car, following the I-29 route.

Harrisburg and Simms are 15 hours 34 mins far apart, if you drive non-stop .

This is the fastest route from Harrisburg, SD to Simms, TX.

Harrisburg, SD and Simms, TX are in the same time zone (CDT). Current time in both locations is 4:54 pm.

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Lowest Price Rental Cars in Harrisburg, SD

Planning on renting a car to go from Harrisburg, SD to Simms, TX? Here there are some offers to rent a car in Harrisburg, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Harrisburg »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 33.45 gallons of gas to cover the route between Harrisburg, SD and Simms, TX.

The estimated cost of gas to go from Harrisburg to Simms is $109.11.

During the route, an average car will release 655.34 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 Harrisburg, SD and Simms, TX

If you want to meet halfway between Harrisburg, SD and Simms, TX or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 38.376027 and -94.345204, or 38º 22' 33.6972" N, 94º 20' 42.7344" W. This location is 416.45 miles away from Harrisburg, SD and Simms, TX and it would take approximately 7 hours 47 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Adrian, MO, situated 411 miles from Harrisburg, SD and 423 miles from Simms, TX. It would take 7 hours 29 mins to go from Harrisburg to Adrian and 8 hours 9 mins to go from Simms to Adrian.