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

Distance from Webster, SD to Rapids City, IL

Distance

609 mi

Time

10 hours 38 mins

Gas Cost

$57 - $110

There are 443.23 miles from Webster to Rapids City in southeast direction and 609 miles (980.09 kilometers) by car, following the I-29 and US-81 route.

Webster and Rapids City are 10 hours 38 mins far apart, if you drive non-stop .

This is the fastest route from Webster, SD to Rapids City, IL.

Webster, SD and Rapids City, IL are in the same time zone (CDT). Current time in both locations is 10:13 am.

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Lowest Price Rental Cars in Webster, SD

Planning on renting a car to go from Webster, SD to Rapids City, IL? 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 24.46 gallons of gas to cover the route between Webster, SD and Rapids City, IL.

The estimated cost of gas to go from Webster to Rapids City is $79.80.

During the route, an average car will release 479.29 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 Rapids City, IL

If you want to meet halfway between Webster, SD and Rapids City, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.499053 and -95.497059, or 41º 29' 56.5908" N, 95º 29' 49.4124" W. This location is 304.57 miles away from Webster, SD and Rapids City, IL and it would take approximately 5 hours 19 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Shelby, IA, situated 337 miles from Webster, SD and 275 miles from Rapids City, IL. It would take 5 hours 43 mins to go from Webster to Shelby and 5 hours 2 mins to go from Rapids City to Shelby.