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

Distance from Mount Vernon, SD to Dedham, ME

Distance

1,690 mi

Time

1 day 9 hours

Gas Cost

$158 - $306

There are 1,459.74 miles from Mount Vernon to Dedham in east direction and 1,690 miles (2,719.79 kilometers) by car and ferry, following the I-90 route.

Mount Vernon and Dedham are 1 day 9 hours far apart, if you drive non-stop for 1 day 7 hours and take a ferry for 2 hours 30 mins .

This is the fastest route from Mount Vernon, SD to Dedham, ME.

Please note the time difference between Mount Vernon, SD and Dedham, ME is 1 hour. The current time in Mount Vernon is 3:12 pm and the current time in Dedham is 4:12 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 Dedham, ME? 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 67.87 gallons of gas to cover the route between Mount Vernon, SD and Dedham, ME.

The estimated cost of gas to go from Mount Vernon to Dedham is $221.39.

During the route, an average car will release 1,329.73 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 Dedham, ME

If you want to meet halfway between Mount Vernon, SD and Dedham, ME or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.006977 and -83.21363, or 43º 0' 25.1172" N, 83º 12' 49.068" W. This location is 844.99 miles away from Mount Vernon, SD and Dedham, ME and it would take approximately 16 hours 53 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Attica, MI, situated 847 miles from Mount Vernon, SD and 849 miles from Dedham, ME. It would take 16 hours 16 mins to go from Mount Vernon to Attica and 17 hours 49 mins to go from Dedham to Attica.

Major City Closest to Halfway Point

The major city closest to the halfway point between Mount Vernon, SD and Dedham, ME is Sterling Heights, MI, situated 944 miles from Mount Vernon, SD and 853 miles from Dedham, ME. It would take 17 hours 15 mins to go from Mount Vernon to Sterling Heights and 17 hours 58 mins to go from Dedham to Sterling Heights.