Distance between cities › USA › South Dakota › Mount Vernon, SD › Distance from Mount Vernon to Apache Book Hotels

Distance from Mount Vernon, SD to Apache, OK

Distance

721 mi

Time

13 hours 13 mins

Gas Cost

$67 - $131

There are 609.21 miles from Mount Vernon to Apache in south direction and 721 miles (1,160.34 kilometers) by car, following the US-81 route.

Mount Vernon and Apache are 13 hours 13 mins far apart, if you drive non-stop .

This is the fastest route from Mount Vernon, SD to Apache, OK.

Mount Vernon, SD and Apache, OK are in the same time zone (CDT). Current time in both locations is 5:02 am.

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Lowest Price Rental Cars in Mount Vernon, SD

Planning on renting a car to go from Mount Vernon, SD to Apache, OK? Here there are some offers to rent a car in Mount Vernon, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Mount Vernon »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 28.96 gallons of gas to cover the route between Mount Vernon, SD and Apache, OK.

The estimated cost of gas to go from Mount Vernon to Apache is $94.48.

During the route, an average car will release 567.43 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 Mount Vernon, SD and Apache, OK

If you want to meet halfway between Mount Vernon, SD and Apache, OK or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 39.495747 and -97.662395, or 39º 29' 44.6892" N, 97º 39' 44.622" W. This location is 360.58 miles away from Mount Vernon, SD and Apache, OK and it would take approximately 6 hours 36 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Concordia, KS, situated 350 miles from Mount Vernon, SD and 371 miles from Apache, OK. It would take 6 hours 32 mins to go from Mount Vernon to Concordia and 6 hours 43 mins to go from Apache to Concordia.