There are 1,320.89 miles from Alton to Portland International Airport (PDX) in west direction and 1,670 miles (2,687.60 kilometers) by car, following the I-90 W route.
Alton and PDX Airport are 23 hours 59 mins far apart, if you drive non-stop .
This is the fastest route from Alton, IA to PDX Airport. The halfway point is Columbus, MT.
Please note the time difference between Alton, IA and PDX Airport is 2 hours. The current time in Alton is 9:40 am and the current time in PDX Airport is 7:40 am.
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