Distance between cities › USA › Montana › Ryegate, MT › Distance from Ryegate to Harmon Book Hotels

Distance from Ryegate, MT to Harmon, OK

Distance

1,115 mi

Time

19 hours 38 mins

Gas Cost

$104 - $202

There are 862.35 miles from Ryegate to Harmon in southeast direction and 1,115 miles (1,794.42 kilometers) by car, following the US-87 route.

Ryegate and Harmon are 19 hours 38 mins far apart, if you drive non-stop .

This is the fastest route from Ryegate, MT to Harmon, OK.

Please note the time difference between Ryegate, MT and Harmon, OK is 1 hour. The current time in Ryegate is 7:28 am and the current time in Harmon is 8:28 am.

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Lowest Price Rental Cars in Ryegate, MT

Planning on renting a car to go from Ryegate, MT to Harmon, OK? Here there are some offers to rent a car in Ryegate, MT

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Ryegate »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 44.76 gallons of gas to cover the route between Ryegate, MT and Harmon, OK.

The estimated cost of gas to go from Ryegate to Harmon is $146.01.

During the route, an average car will release 876.95 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 Ryegate, MT and Harmon, OK

If you want to meet halfway between Ryegate, MT and Harmon, OK or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.609716 and -105.001535, or 40º 36' 34.9776" N, 105º 0' 5.526" W. This location is 557.27 miles away from Ryegate, MT and Harmon, OK and it would take approximately 9 hours 49 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest and also the major city is Fort Collins, CO, situated 559.2 miles from Ryegate, MT and 564.39 miles from Harmon, OK. It would take 9 hours 22 mins to go from Ryegate to Fort Collins and 10 hours 35 mins to go from Harmon to Fort Collins.