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

Distance from Dewey, SD to Ipswich, SD

Distance

413 mi

Time

7 hours 57 mins

Gas Cost

$37 - $72

There are 280.12 miles from Dewey to Ipswich in northeast direction and 413 miles (664.66 kilometers) by car, following the I-90 and US-14 route.

Dewey and Ipswich are 7 hours 57 mins far apart, if you drive non-stop .

This is the fastest route from Dewey, SD to Ipswich, SD. The halfway point is Belvidere, SD.

Please note the time difference between Dewey, SD and Ipswich, SD is 1 hour. The current time in Dewey is 3:12 am and the current time in Ipswich is 4:12 am.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Dewey, SD to Ipswich, SD:

Lowest Price Rental Cars in Dewey, SD

Planning on renting a car to go from Dewey, SD to Ipswich, SD? 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 16.59 gallons of gas to cover the route between Dewey, SD and Ipswich, SD.

The estimated cost of gas to go from Dewey to Ipswich is $52.01.

During the route, an average car will release 325.05 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 $3.14 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Dewey, SD and Ipswich, SD

If you want to meet halfway between Dewey, SD and Ipswich, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.887451 and -101.116272, or 43º 53' 14.8236" N, 101º 6' 58.5792" W. This location is 206.56 miles away from Dewey, SD and Ipswich, SD and it would take approximately 3 hours 58 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Belvidere, SD, situated 197 miles from Dewey, SD and 218 miles from Ipswich, SD. It would take 3 hours 30 mins to go from Dewey to Belvidere and 4 hours 36 mins to go from Ipswich to Belvidere.