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

Distance from Mount Vernon, SD to Keyes, CA

Distance

1,650 mi

Time

1 day 4 hours

Gas Cost

$154 - $299

There are 1,256.84 miles from Mount Vernon to Keyes in southwest direction and 1,650 miles (2,655.42 kilometers) by car, following the I-80 route.

Mount Vernon and Keyes are 1 day 4 hours far apart, if you drive non-stop .

This is the fastest route from Mount Vernon, SD to Keyes, CA.

Please note the time difference between Mount Vernon, SD and Keyes, CA is 2 hours. The current time in Mount Vernon is 1:48 pm and the current time in Keyes is 11:48 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 Keyes, CA? 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 66.25 gallons of gas to cover the route between Mount Vernon, SD and Keyes, CA.

The estimated cost of gas to go from Mount Vernon to Keyes is $216.12.

During the route, an average car will release 1,298.04 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 Keyes, CA

If you want to meet halfway between Mount Vernon, SD and Keyes, CA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.369998 and -110.278556, or 41º 22' 11.9928" N, 110º 16' 42.8016" W. This location is 824.86 miles away from Mount Vernon, SD and Keyes, CA and it would take approximately 14 hours 12 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Lyman, WY, situated 806 miles from Mount Vernon, SD and 848 miles from Keyes, CA. It would take 14 hours 1 min to go from Mount Vernon to Lyman and 14 hours 35 mins to go from Keyes to Lyman.