Distance between cities › USA › South Dakota › Harrison, SD › Distance from Harrison to Columbus Book Hotels

Distance from Harrison, SD to Columbus, MT

Distance

634 mi

Time

11 hours 10 mins

Gas Cost

$59 - $115

There are 549.16 miles from Harrison to Columbus in northwest direction and 634 miles (1,020.32 kilometers) by car, following the I-90 route.

Harrison and Columbus are 11 hours 10 mins far apart, if you drive non-stop .

This is the fastest route from Harrison, SD to Columbus, MT.

Please note the time difference between Harrison, SD and Columbus, MT is 1 hour. The current time in Harrison is 5:08 am and the current time in Columbus is 4:08 am.

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Lowest Price Rental Cars in Harrison, SD

Planning on renting a car to go from Harrison, SD to Columbus, MT? Here there are some offers to rent a car in Harrison, SD

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Harrison »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 25.47 gallons of gas to cover the route between Harrison, SD and Columbus, MT.

The estimated cost of gas to go from Harrison to Columbus is $83.08.

During the route, an average car will release 499.02 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 Harrison, SD and Columbus, MT

If you want to meet halfway between Harrison, SD and Columbus, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 44.558302 and -103.74376, or 44º 33' 29.8872" N, 103º 44' 37.536" W. This location is 317.11 miles away from Harrison, SD and Columbus, MT and it would take approximately 5 hours 35 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Saint Onge, SD, situated 318 miles from Harrison, SD and 316 miles from Columbus, MT. It would take 5 hours 22 mins to go from Harrison to Saint Onge and 5 hours 48 mins to go from Columbus to Saint Onge.