Distance between cities › USA › South Dakota › Webster, SD › Distance from Webster to Alton Book Hotels

Distance from Webster, SD to Alton, TX

Distance

1,437 mi

Time

1 day 1 hour

Gas Cost

$134 - $260

There are 1,316.61 miles from Webster to Alton in south direction and 1,437 miles (2,312.63 kilometers) by car, following the US-81 route.

Webster and Alton are 1 day 1 hour far apart, if you drive non-stop .

This is the fastest route from Webster, SD to Alton, TX. The halfway point is Mulhall, OK.

Webster, SD and Alton, TX are in the same time zone (CDT). Current time in both locations is 5:54 am.

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Lowest Price Rental Cars in Webster, SD

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Webster »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 57.72 gallons of gas to cover the route between Webster, SD and Alton, TX.

The estimated cost of gas to go from Webster to Alton is $188.29.

During the route, an average car will release 1,130.89 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 Webster, SD and Alton, TX

If you want to meet halfway between Webster, SD and Alton, TX or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 36.030594 and -97.443741, or 36º 1' 50.1384" N, 97º 26' 37.4676" W. This location is 718.64 miles away from Webster, SD and Alton, TX and it would take approximately 12 hours 55 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Mulhall, OK, situated 726 miles from Webster, SD and 763 miles from Alton, TX. It would take 10 hours 48 mins to go from Webster to Mulhall and 11 hours 48 mins to go from Alton to Mulhall.