Distance between cities › USA › Missouri › Cascade, MO › Distance from Cascade to Roy Book Hotels

Distance from Cascade, MO to Roy, MT

Distance

1,484 mi

Time

1 day 3 hours

Gas Cost

$138 - $269

There are 1,174.97 miles from Cascade to Roy in northwest direction and 1,484 miles (2,388.27 kilometers) by car, following the I-90 route.

Cascade and Roy are 1 day 3 hours far apart, if you drive non-stop .

This is the fastest route from Cascade, MO to Roy, MT.

Please note the time difference between Cascade, MO and Roy, MT is 1 hour. The current time in Cascade is 2:42 am and the current time in Roy is 1:42 am.

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Lowest Price Rental Cars in Cascade, MO

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Cascade »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 59.58 gallons of gas to cover the route between Cascade, MO and Roy, MT.

The estimated cost of gas to go from Cascade to Roy is $194.36.

During the route, an average car will release 1,167.36 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 Cascade, MO and Roy, MT

If you want to meet halfway between Cascade, MO and Roy, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.695509 and -98.147881, or 43º 41' 43.8324" N, 98º 8' 52.3716" W. This location is 741.82 miles away from Cascade, MO and Roy, MT and it would take approximately 13 hours 34 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Mount Vernon, SD, situated 788 miles from Cascade, MO and 698 miles from Roy, MT. It would take 14 hours 37 mins to go from Cascade to Mount Vernon and 12 hours 39 mins to go from Roy to Mount Vernon.