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

Distance from Pray, MT to Williams, OR

Distance

1,059 mi

Time

19 hours 39 mins

Gas Cost

$99 - $192

There are 664 miles from Pray to Williams in southwest direction and 1,059 miles (1,704.30 kilometers) by car, following the I-90 route.

Pray and Williams are 19 hours 39 mins far apart, if you drive non-stop .

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

Please note the time difference between Pray, MT and Williams, OR is 1 hour. The current time in Pray is 2:08 am and the current time in Williams is 1:08 am.

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Lowest Price Rental Cars in Pray, MT

Planning on renting a car to go from Pray, MT to Williams, 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 42.55 gallons of gas to cover the route between Pray, MT and Williams, OR.

The estimated cost of gas to go from Pray to Williams is $138.78.

During the route, an average car will release 833.56 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 Pray, MT and Williams, OR

If you want to meet halfway between Pray, MT and Williams, OR or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 47.108655 and -118.393638, or 47º 6' 31.158" N, 118º 23' 37.0968" W. This location is 529.70 miles away from Pray, MT and Williams, OR 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 town to the halfway point is Ritzville, WA, situated 502 miles from Pray, MT and 558 miles from Williams, OR. It would take 8 hours 46 mins to go from Pray to Ritzville and 10 hours 57 mins to go from Williams to Ritzville.