Distance between cities › USA › South Dakota › Armour, SD › Distance from Armour to Forest Book Hotels

Distance from Armour, SD to Forest, IN

Distance

805 mi

Time

15 hours 17 mins

Gas Cost

$75 - $146

There are 650.27 miles from Armour to Forest in southeast direction and 805 miles (1,295.52 kilometers) by car, following the I-80 route.

Armour and Forest are 15 hours 17 mins far apart, if you drive non-stop .

This is the fastest route from Armour, SD to Forest, IN.

Please note the time difference between Armour, SD and Forest, IN is 1 hour. The current time in Armour is 10:28 am and the current time in Forest is 11:28 am.

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Lowest Price Rental Cars in Armour, SD

Planning on renting a car to go from Armour, SD to Forest, IN? Here there are some offers to rent a car in Armour, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Armour »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 32.34 gallons of gas to cover the route between Armour, SD and Forest, IN.

The estimated cost of gas to go from Armour to Forest is $105.51.

During the route, an average car will release 633.68 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 Armour, SD and Forest, IN

If you want to meet halfway between Armour, SD and Forest, IN or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.694787 and -92.478364, or 41º 41' 41.2332" N, 92º 28' 42.1104" W. This location is 402.68 miles away from Armour, SD and Forest, IN and it would take approximately 7 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 Brooklyn, IA, situated 408 miles from Armour, SD and 403 miles from Forest, IN. It would take 7 hours 41 mins to go from Armour to Brooklyn and 7 hours 46 mins to go from Forest to Brooklyn.