Answer :
A traveller have to walk about 650 miles from Fort Hall to the Portland along the Oregon Trial. It was a trade route.
Oregon Trail
The Oregon trail is a route meant for the traders and merchants in the Weatern United States.
It was a wagon route that connects the Missouri rivers to the Oregon valleys.
The Fort Hall was developed as an important station for the emigrants on the Oregon Trail in the late 1850s.
The distance from the Fort Hall to the Portland was roughly 650 miles along the Oregon Trail.
The travellers can take the route through Oregon Trails and Californai Trails which is west of Fort Hall.
Learn more about "Oregon Trails" here :
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