Cheap Flights from Seattle to Portland in 2019

Flight information Seattle to Portland

Cheapest roundtrip price last month


Non-stop airlines


Flights per week


Average flight time, total distance 134 miles

0h 45min

Most popular airline last month

Alaska Airlines


1 airport

A short journey south is all it takes to get from Seattle to Portland. The two destinations are 145 miles apart, but total trip length including departure and wait times is roughly 55 minutes, granted there are no major delays.

Given that they are more accustomed to cooler temperatures provided by the city’s maritime climate, Seattle residents should remember to pack lighter layers when venturing to Oregon. Especially if traveling in the summer, the weather is markedly warmer on the receiving end of Seattle to Portland flights!

United, Continental, American, Delta, and Alaska Airlines are the four carriers that offer flights from Seattle to Portland, with the latter two providing daily, direct routes. 211 of these trips are made every week, most of which are booked via Alaska Airlines’ Canadair Regional Jet 700 and De Havilland Canada DHC-8-400 Dash 8Q.

Departing from Seattle-Tacoma International

Serving Washington’s SeaTac region, the airport can be found 1.5 miles west of Interstate 5, housed at the intersection of SR 99, 509, and 518. Seattle-Tacoma features a Central Terminal Building, four concourses, and two satellite terminals.

The smaller terminals are connected to the central building by an underground people mover system. Travelers also have the option of arriving via an integrated light rail system, which connects to SeaTac Airport Station. To ensure your trip to Portland gets started off right, Seattle Tacoma International has a dedicated meditation room for passengers who want to relax and unwind. It is found on the Mezzanine Level in the Main Terminal.

SeaTac also offer free WiFi throughout the entire facility, along with internet phones. Smokers must go to two designated outdoor areas (North and South ends of the Lower Drive). A Mother’s Room is available for nursing moms, and you can find many live musical performances scattered throughout the airport as well.

Portland Arrival

Portland is known for its bountiful microbreweries, food carts, and laid back atmosphere. With a city slogan like “Keep Portland Weird,” you can get a good idea of how down to earth the people living here are.

The nature scene in PDX is amazing; Columbia River Gorge National Scenic Area, Forest Park, Oneonta Gorge, and Trillium Lake are definite sights to see. Take a tour of the Oregon Museum of Science and Industry and the Portland Art Museum while here, too. Seasonal festivities such as ChocolateFest and Jazz Festival run throughout the year, so there is never a bad time to visit.

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Prices shown on this page are estimated lowest prices only. Found in the last 45 days.