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The total driving distance from Casper, WY to Montana is 458 miles or 737 kilometers.
Your trip begins in Casper, Wyoming. It ends in the state of Montana.
If you are planning a road trip, you might also want to calculate the total driving time from Casper, WY to Montana so you can see when you'll arrive at your destination.
You can also calculate the cost of driving from Casper, WY to Montana based on current local fuel prices and an estimate of your car's best gas mileage.
If you're meeting a friend, you might be interested in finding the city that is halfway between Casper, WY and Montana.
Planning to fly a plane instead? You might be more interested in calculating the straight line distance to fly from Casper, WY to Montana.