It's about a 60 mile drive from Salem to Gresham so it'll take you around an hour to an hour and fifteen minutes to get there depending on weather and traffic.
Its about 286 miles
It is 360 miles from Vancouver BC to Salem Oregon.
Its about 135 miles
It really depends on where in Portland you are but from Portland City Center [Pioner Place] to Gresham is 12-20 miles. Takes about 20 minutes on the blue Line Max to Gresham.
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It is 1,002 miles according to Google Maps.
Depending on traffic, 1 to 2 hours.
There are 57.5 miles between Portland International Airport and Salem, Oregon.
134 miles
22 miles taking this route:Take I-84 WEST from Gresham to I-5 SOUTH to SALEM at END I-84.Take I-5 SOUTH to TIGARD.
11 miles taking OR-22 EAST.
It is 50.2 miles according to Google Maps.