There are 1,481.06 miles from Allison to Portland International Airport (PDX) in west direction and 1,860 miles (2,993.38 kilometers) by car, following the I-90 W route.
Allison and PDX Airport are 1 day 2 hours far apart, if you drive non-stop .
This is the fastest route from Allison, IA to PDX Airport. The halfway point is Crow Agency, MT.
Please note the time difference between Allison, IA and PDX Airport is 2 hours. The current time in Allison is 7:34 am and the current time in PDX Airport is 5:34 am.
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