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

Distance from Webster, SD to Carmen, OK

Distance

703 mi

Time

13 hours 26 mins

Gas Cost

$66 - $127

There are 606.78 miles from Webster to Carmen in south direction and 703 miles (1,131.37 kilometers) by car, following the US-81 route.

Webster and Carmen are 13 hours 26 mins far apart, if you drive non-stop .

This is the fastest route from Webster, SD to Carmen, OK.

Webster, SD and Carmen, OK are in the same time zone (CDT). Current time in both locations is 10:25 am.

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Lowest Price Rental Cars in Webster, SD

Planning on renting a car to go from Webster, SD to Carmen, OK? 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 28.24 gallons of gas to cover the route between Webster, SD and Carmen, OK.

The estimated cost of gas to go from Webster to Carmen is $92.12.

During the route, an average car will release 553.29 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 Carmen, OK

If you want to meet halfway between Webster, SD and Carmen, OK or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.579132 and -97.595866, or 40º 34' 44.8752" N, 97º 35' 45.1176" W. This location is 351.59 miles away from Webster, SD and Carmen, OK and it would take approximately 6 hours 43 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Geneva, NE, situated 360 miles from Webster, SD and 343 miles from Carmen, OK. It would take 7 hours 8 mins to go from Webster to Geneva and 6 hours 21 mins to go from Carmen to Geneva.