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

Distance from Armour, SD to Gregory, AR

Distance

897 mi

Time

16 hours 37 mins

Gas Cost

$84 - $162

There are 676.62 miles from Armour to Gregory in southeast direction and 897 miles (1,443.58 kilometers) by car, following the I-29 route.

Armour and Gregory are 16 hours 37 mins far apart, if you drive non-stop .

This is the fastest route from Armour, SD to Gregory, AR.

Armour, SD and Gregory, AR are in the same time zone (CDT). Current time in both locations is 1:05 pm.

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Lowest Price Rental Cars in Armour, SD

Planning on renting a car to go from Armour, SD to Gregory, AR? 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 36.01 gallons of gas to cover the route between Armour, SD and Gregory, AR.

The estimated cost of gas to go from Armour to Gregory is $117.46.

During the route, an average car will release 705.47 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 Gregory, AR

If you want to meet halfway between Armour, SD and Gregory, AR or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 38.789561 and -94.497428, or 38º 47' 22.4196" N, 94º 29' 50.7408" W. This location is 448.30 miles away from Armour, SD and Gregory, AR and it would take approximately 8 hours 18 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Belton, MO, situated 440 miles from Armour, SD and 458 miles from Gregory, AR. It would take 8 hours 23 mins to go from Armour to Belton and 8 hours 20 mins to go from Gregory to Belton.

Major City Closest to Halfway Point

The major city closest to the halfway point between Armour, SD and Gregory, AR is Kansas City, MO, situated 419 miles from Armour, SD and 478 miles from Gregory, AR. It would take 7 hours 54 mins to go from Armour to Kansas City and 8 hours 45 mins to go from Gregory to Kansas City.