There are 459.05 miles from Polaris to Portland International Airport (PDX) in west direction and 718 miles (1,155.51 kilometers) by car, following the I-90 W route.
Polaris and PDX Airport are 11 hours 37 mins far apart, if you drive non-stop.
This is the fastest route from Polaris, MT to PDX Airport. The halfway point is Greenacres, WA.
Please note the time difference between Polaris, MT and PDX Airport is 1 hour. The current time in Polaris is 9:20 pm and the current time in PDX Airport is 8:20 pm.
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