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

Distance from Armour, SD to Sioux Falls, SD

Distance

122 mi

Time

2 hours 13 mins

Gas Cost

$11 - $21

There are 82.55 miles from Armour to Sioux Falls in east direction and 122 miles (196.34 kilometers) by car, following the I-90 route.

Armour and Sioux Falls are 2 hours 13 mins far apart, if you drive non-stop .

This is the fastest route from Armour, SD to Sioux Falls, SD. The halfway point is Alexandria, SD.

Armour, SD and Sioux Falls, SD are in the same time zone (CDT). Current time in both locations is 7:32 am.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Armour, SD to Sioux Falls, SD:

Lowest Price Rental Cars in Armour, SD

Planning on renting a car to go from Armour, SD to Sioux Falls, SD? 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 4.89 gallons of gas to cover the route between Armour, SD and Sioux Falls, SD.

The estimated cost of gas to go from Armour to Sioux Falls is $15.34.

During the route, an average car will release 95.89 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 Armour, SD and Sioux Falls, SD

If you want to meet halfway between Armour, SD and Sioux Falls, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.664249 and -97.763702, or 43º 39' 51.2964" N, 97º 45' 49.3272" W. This location is 60.93 miles away from Armour, SD and Sioux Falls, SD and it would take approximately 1 hour 6 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Alexandria, SD, situated 64 miles from Armour, SD and 61 miles from Sioux Falls, SD. It would take 1 hour 5 mins to go from Armour to Alexandria and 51 minutes to go from Sioux Falls to Alexandria.