Distance between cities › USA › Missouri › Calhoun, MO › Distance from Calhoun to Alder Book Hotels

Distance from Calhoun, MO to Alder, MT

Distance

1,322 mi

Time

23 hours 36 mins

Gas Cost

$123 - $240

There are 1,058.60 miles from Calhoun to Alder in northwest direction and 1,322 miles (2,127.55 kilometers) by car, following the I-90 route.

Calhoun and Alder are 23 hours 36 mins far apart, if you drive non-stop .

This is the fastest route from Calhoun, MO to Alder, MT. The halfway point is Cottonwood, SD.

Please note the time difference between Calhoun, MO and Alder, MT is 1 hour. The current time in Calhoun is 6:44 am and the current time in Alder is 5:44 am.

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Lowest Price Rental Cars in Calhoun, MO

Planning on renting a car to go from Calhoun, MO to Alder, MT? Here there are some offers to rent a car in Calhoun, MO

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Calhoun »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 53.08 gallons of gas to cover the route between Calhoun, MO and Alder, MT.

The estimated cost of gas to go from Calhoun to Alder is $173.14.

During the route, an average car will release 1,039.88 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 Calhoun, MO and Alder, MT

If you want to meet halfway between Calhoun, MO and Alder, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.875843 and -101.982941, or 43º 52' 33.0348" N, 101º 58' 58.5876" W. This location is 660.81 miles away from Calhoun, MO and Alder, MT and it would take approximately 11 hours 48 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Cottonwood, SD, situated 732 miles from Calhoun, MO and 685 miles from Alder, MT. It would take 10 hours 44 mins to go from Calhoun to Cottonwood and 10 hours 32 mins to go from Alder to Cottonwood.