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

Distance from Webster, SD to Round Mountain, NV

Distance

1,522 mi

Time

1 day 2 hours

Gas Cost

$142 - $276

There are 1,099 miles from Webster to Round Mountain in southwest direction and 1,522 miles (2,449.42 kilometers) by car, following the I-80 and US-30 and WY 789 route.

Webster and Round Mountain are 1 day 2 hours far apart, if you drive non-stop .

This is the fastest route from Webster, SD to Round Mountain, NV.

Please note the time difference between Webster, SD and Round Mountain, NV is 2 hours. The current time in Webster is 2:20 pm and the current time in Round Mountain is 12:20 pm.

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Lowest Price Rental Cars in Webster, SD

Planning on renting a car to go from Webster, SD to Round Mountain, NV? 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 61.14 gallons of gas to cover the route between Webster, SD and Round Mountain, NV.

The estimated cost of gas to go from Webster to Round Mountain is $199.44.

During the route, an average car will release 1,197.87 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 Round Mountain, NV

If you want to meet halfway between Webster, SD and Round Mountain, NV or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 42.153984 and -107.43285, or 42º 9' 14.3424" N, 107º 25' 58.26" W. This location is 761.20 miles away from Webster, SD and Round Mountain, NV and it would take approximately 13 hours 14 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Bairoil, WY, situated 755 miles from Webster, SD and 777 miles from Round Mountain, NV. It would take 13 hours 24 mins to go from Webster to Bairoil and 13 hours 16 mins to go from Round Mountain to Bairoil.