Distance between cities › USA › South Dakota › Dewey, SD › Distance from Dewey to Ashburnham Book Hotels

Distance from Dewey, SD to Ashburnham, MA

Distance

1,938 mi

Time

1 day 12 hours

Gas Cost

$181 - $351

There are 1,612.51 miles from Dewey to Ashburnham in east direction and 1,938 miles (3,118.91 kilometers) by car, following the I-90 and US-14 route.

Dewey and Ashburnham are 1 day 12 hours far apart, if you drive non-stop .

This is the fastest route from Dewey, SD to Ashburnham, MA.

Please note the time difference between Dewey, SD and Ashburnham, MA is 2 hours. The current time in Dewey is 6:21 am and the current time in Ashburnham is 8:21 am.

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Lowest Price Rental Cars in Dewey, SD

Planning on renting a car to go from Dewey, SD to Ashburnham, MA? Here there are some offers to rent a car in Dewey, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Dewey »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 77.84 gallons of gas to cover the route between Dewey, SD and Ashburnham, MA.

The estimated cost of gas to go from Dewey to Ashburnham is $253.91.

During the route, an average car will release 1,525.01 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 Dewey, SD and Ashburnham, MA

If you want to meet halfway between Dewey, SD and Ashburnham, MA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 42.066301 and -88.259903, or 42º 3' 58.6836" N, 88º 15' 35.6508" W. This location is 969.09 miles away from Dewey, SD and Ashburnham, MA and it would take approximately 18 hours 20 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is East Dundee, IL, situated 965 miles from Dewey, SD and 977 miles from Ashburnham, MA. It would take 17 hours 13 mins to go from Dewey to East Dundee and 19 hours 38 mins to go from Ashburnham to East Dundee.

Major City Closest to Halfway Point

The major city closest to the halfway point between Dewey, SD and Ashburnham, MA is Aurora, IL, situated 991 miles from Dewey, SD and 976 miles from Ashburnham, MA. It would take 17 hours 43 mins to go from Dewey to Aurora and 19 hours 35 mins to go from Ashburnham to Aurora.