169 miles.
what is the halfway point between Deer Park, Wash. And Hot Springs Montana
Montana and Idaho are located between Bismarck, North Dakota and Olympia, Washington.
about 12 hours..
google maps, idiot
Idaho
Canada is east of Alaska and north of Washington, Idaho, and Montana.
The driving distance from Billings, Montana to Spokane Washington is 542 miles via I-90 W per MapQuest. The driving time per MapQuest is 7 hours and 25 minutes.
The driving distance from Glendive, Montana to Spokane, Washington is 760 miles via I-90 W per MapQuest. The driving time per MapQuest is 10 hours and 14 minutes.
The driving distance from Billings, Montana to Ellensburg, Washington is 714 miles via I-90 W per MapQuest. The driving time per MapQuest is 9 hours and 57 minutes.
earlier Montana is an hour earlier it can be noon here it would be eleven in Washington
The road built to connect army forts in Washington and Montana is known as the "Mullan Road." Constructed in the 1850s, it primarily served the U.S. Army for the movement of troops and supplies between Fort Walla Walla in Washington and Fort Benton in Montana. The road facilitated military operations and also promoted trade and settlement in the region.