View a map with the driving distance between Portland, OR and Seattle, WA to calculate your road trip mileage. read more
Distance between Portland and Seattle in miles and kilometers. Driving distance and how to go from Portland, Oregon to Seattle, Washington. How long does it takes to arrive. read more
Info: Check I-5 traffic at wsdot.wa.gov or phone 511.. By Train. Amtrak runs five trains a day between Seattle and Portland, including the long-distance Coast Starlight. The good: Far more relaxing than driving. read more