Distance between cities › USA › Montana › Pray, MT › Distance from Pray to Riddle Book Hotels

Distance from Pray, MT to Riddle, OR

Distance

994 mi

Time

18 hours 10 mins

Gas Cost

$83 - $161

There are 649.80 miles from Pray to Riddle in southwest direction and 994 miles (1,599.69 kilometers) by car, following the I-90 route.

Pray and Riddle are 18 hours 10 mins far apart, if you drive non-stop .

This is the fastest route from Pray, MT to Riddle, OR.

Please note the time difference between Pray, MT and Riddle, OR is 1 hour. The current time in Pray is 12:19 am (Mar 13) and the current time in Riddle is 11:19 pm (Mar 12).

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Lowest Price Rental Cars in Pray, MT

Planning on renting a car to go from Pray, MT to Riddle, OR? Here there are some offers to rent a car in Pray, MT

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Pray »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 39.91 gallons of gas to cover the route between Pray, MT and Riddle, OR.

The estimated cost of gas to go from Pray to Riddle is $116.54.

During the route, an average car will release 781.95 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 $2.92 per gallon of regular gas. Price last updated on March 13, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Pray, MT and Riddle, OR

If you want to meet halfway between Pray, MT and Riddle, OR or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 47.333122 and -117.919278, or 47º 19' 59.2392" N, 117º 55' 9.4008" W. This location is 496.90 miles away from Pray, MT and Riddle, OR and it would take approximately 9 hours 5 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Sprague, WA, situated 479 miles from Pray, MT and 516 miles from Riddle, OR. It would take 8 hours 20 mins to go from Pray to Sprague and 9 hours 54 mins to go from Riddle to Sprague.