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

Distance from Armour, SD to Dyer, IN

Distance

683 mi

Time

12 hours 47 mins

Gas Cost

$64 - $124

There are 566.02 miles from Armour to Dyer in southeast direction and 683 miles (1,099.18 kilometers) by car, following the I-80 route.

Armour and Dyer are 12 hours 47 mins far apart, if you drive non-stop .

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

Armour, SD and Dyer, IN are in the same time zone (CDT). Current time in both locations is 8:44 am.

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Lowest Price Rental Cars in Armour, SD

Planning on renting a car to go from Armour, SD to Dyer, 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 27.43 gallons of gas to cover the route between Armour, SD and Dyer, IN.

The estimated cost of gas to go from Armour to Dyer is $89.47.

During the route, an average car will release 537.34 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 Dyer, IN

If you want to meet halfway between Armour, SD and Dyer, IN or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.6632 and -93.477064, or 41º 39' 47.52" N, 93º 28' 37.4304" W. This location is 341.46 miles away from Armour, SD and Dyer, IN and it would take approximately 6 hours 23 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Altoona, IA, situated 349 miles from Armour, SD and 333 miles from Dyer, IN. It would take 6 hours 41 mins to go from Armour to Altoona and 6 hours 13 mins to go from Dyer to Altoona.

Major City Closest to Halfway Point

The major city closest to the halfway point between Armour, SD and Dyer, IN is Des Moines, IA, situated 341 miles from Armour, SD and 342 miles from Dyer, IN. It would take 6 hours 27 mins to go from Armour to Des Moines and 6 hours 24 mins to go from Dyer to Des Moines.