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Cheap flights from Portland to Seattle

Portland to Seattle

  • $137 was the cheapest return price from Portland to Seattle last month
  • The most popular airline flying from Portland to Seattle last month was Alaska Airlines
  • There are 248 flights a week from Portland to Seattle
  • Portland to Seattle is 134 miles
  • The average flight time from Portland to Seattle is 43min
  • Seattle is served by 3 airports. These are Seattle Boeing Fld, Seattle Lake Union SPB, Seattle / Tacoma International.
  • 2 airlines fly direct from Portland to Seattle

Find the cheapest month to travel from Portland to Seattle

Seattle and Portland may be less than 175 miles apart, but sometimes you just want to skip the road trip. At just under an hour’s time in the air, flying from Portlandto Seattle is a snap.

Portland International Airport (PDX) currently has around 30 daily nonstop flights to Seattle-Tacoma International Airport. Both Alaska Airlines (operated by Horizon) and Delta Airlines offer non-stop services -- and if you book early, cheap flights are easy to find.

Making Your Way to Portland International Airport

If you try to drive to PDX during rush hour, you might find that you spend more time in the car on your way to the airport than you actually spend in flight. In regular traffic, the trip from downtown to PDX will take between 30 to 45 minutes.

Once you arrive, it’s easy to get to the gate. If you go for the Economy lot, however, you’ll need to take a free shuttle to the PDX’s single terminal. It runs every 7-9 minutes between 4:00 a.m. and midnight, and then every 15 minutes between midnight and 4:00 a.m.

If you want to ride your bike to the airport, there’s a bike path, secure bike parking, and even a free work station with tools available to borrow. For public transit, catch the MAX Light Rail Red Line connection directly to the airport. The trip takes about 38 minutes and costs just $2.50. Another option is the Downtown Airport Express by Blue Star, which runs every 30 minutes. Tickets are $14 one way, $24 return.

PDX is a well-loved airport, full of cool amenities. The H-shaped terminal is easy to navigate, the bars stock local microbrews and craft spirits, there’s a tax-free shopping mall after security, and free WiFi for all travelers.

Arriving in Seattle

Coming from Portland, you’ll be ready for whatever the Seattle weather throws at you, which is likely to be rain. But that doesn’t stop anyone from getting out and about. Seattle is a wonderfully walkable city, and the tempting sight of Mt. Rainer coaxes most visitors out for at least one a brief hike on the weekends.

There are also enough indoor activities to keep you busy and dry for a dozen afternoons. Traveling up the Space Needle Spire to admire the famous skyline is a must-do. For foodies, the mostly-covered Pike Place Market is heaven on earth, with fresh ingredients and artisan everything for sale. The city is bursting at the seams with museums and galleries like the Seattle Museum of Art, the Pacific Science Museum, and the Museum of History and Industry.

Find an amazing deal on flights from Portland to Seattle using Skyscanner’s flight comparison tool. It’s fast and free and the easiest way to get the cheapest tickets available.

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