Distance between cities › USA › South Dakota › Chamberlain, SD › Distance from Chamberlain to Ammon Book Hotels

Distance from Chamberlain, SD to Ammon, ID

Distance

828 mi

Time

15 hours 31 mins

Gas Cost

$76 - $147

There are 631.67 miles from Chamberlain to Ammon in west direction and 828 miles (1,332.54 kilometers) by car, following the I-90 Business route.

Chamberlain and Ammon are 15 hours 31 mins far apart, if you drive non-stop .

This is the fastest route from Chamberlain, SD to Ammon, ID. The halfway point is Banner, WY.

Please note the time difference between Chamberlain, SD and Ammon, ID is 1 hour. The current time in Chamberlain is 4:58 pm and the current time in Ammon is 3:58 pm.

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Lowest Price Rental Cars in Chamberlain, SD

Planning on renting a car to go from Chamberlain, SD to Ammon, ID? Here there are some offers to rent a car in Chamberlain, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Chamberlain »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 33.25 gallons of gas to cover the route between Chamberlain, SD and Ammon, ID.

The estimated cost of gas to go from Chamberlain to Ammon is $106.54.

During the route, an average car will release 651.49 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 $3.20 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Chamberlain, SD and Ammon, ID

If you want to meet halfway between Chamberlain, SD and Ammon, ID or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 44.609413 and -106.866852, or 44º 36' 33.8868" N, 106º 52' 0.6672" W. This location is 414 miles away from Chamberlain, SD and Ammon, ID and it would take approximately 7 hours 45 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Banner, WY, situated 434 miles from Chamberlain, SD and 487 miles from Ammon, ID. It would take 6 hours 13 mins to go from Chamberlain to Banner and 7 hours 48 mins to go from Ammon to Banner.