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

Distance from Mount Vernon, SD to Devon, PA

Distance

1,391 mi

Time

1 day 1 hour

Gas Cost

$130 - $252

There are 1,197.52 miles from Mount Vernon to Devon in southeast direction and 1,391 miles (2,238.60 kilometers) by car, following the I-90 route.

Mount Vernon and Devon are 1 day 1 hour far apart, if you drive non-stop .

This is the fastest route from Mount Vernon, SD to Devon, PA.

Please note the time difference between Mount Vernon, SD and Devon, PA is 1 hour. The current time in Mount Vernon is 1:48 pm and the current time in Devon is 2:48 pm.

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Lowest Price Rental Cars in Mount Vernon, SD

Planning on renting a car to go from Mount Vernon, SD to Devon, PA? 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 55.87 gallons of gas to cover the route between Mount Vernon, SD and Devon, PA.

The estimated cost of gas to go from Mount Vernon to Devon is $182.25.

During the route, an average car will release 1,094.62 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 Devon, PA

If you want to meet halfway between Mount Vernon, SD and Devon, PA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.579747 and -87.16511, or 41º 34' 47.0892" N, 87º 9' 54.396" W. This location is 695.59 miles away from Mount Vernon, SD and Devon, PA and it would take approximately 12 hours 38 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Portage, IN, situated 690 miles from Mount Vernon, SD and 704 miles from Devon, PA. It would take 12 hours 35 mins to go from Mount Vernon to Portage and 12 hours 49 mins to go from Devon to Portage.