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

Distance from Webster, SD to Irmo, SC

Distance

1,423 mi

Time

1 day 3 hours

Gas Cost

$133 - $258

There are 1,161.16 miles from Webster to Irmo in southeast direction and 1,423 miles (2,290.10 kilometers) by car, following the I-94 route.

Webster and Irmo are 1 day 3 hours far apart, if you drive non-stop .

This is the fastest route from Webster, SD to Irmo, SC.

Please note the time difference between Webster, SD and Irmo, SC is 1 hour. The current time in Webster is 2:21 pm and the current time in Irmo is 3:21 pm.

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Lowest Price Rental Cars in Webster, SD

Planning on renting a car to go from Webster, SD to Irmo, SC? 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 57.16 gallons of gas to cover the route between Webster, SD and Irmo, SC.

The estimated cost of gas to go from Webster to Irmo is $186.44.

During the route, an average car will release 1,119.80 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 Irmo, SC

If you want to meet halfway between Webster, SD and Irmo, SC or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.632214 and -87.698513, or 41º 37' 55.9704" N, 87º 41' 54.6468" W. This location is 711.59 miles away from Webster, SD and Irmo, SC and it would take approximately 13 hours 31 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Robbins, IL, situated 663 miles from Webster, SD and 762 miles from Irmo, SC. It would take 12 hours 29 mins to go from Webster to Robbins and 14 hours 41 mins to go from Irmo to Robbins.

Major City Closest to Halfway Point

The major city closest to the halfway point between Webster, SD and Irmo, SC is Chicago, IL, situated 651 miles from Webster, SD and 771 miles from Irmo, SC. It would take 12 hours 16 mins to go from Webster to Chicago and 14 hours 54 mins to go from Irmo to Chicago.