sea-to-pdx

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The cheapest times to fly from SEA to PDX are

  • January 8th to February 25th (except the week of February 12th)
  • June 18th to July 15th
  • August 13th to November 18th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from SEA to PDX is early November. Prices can be as high as $332 for Sunday flights during late March, or as low as $117 for Wednesday flights around early November.

 

When to Fly to Portland

Flying from Seattle, WA (SEA) to Portland, OR (PDX) will usually cost between $117 to $175 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early November with an average ticket price of $127. Due to high demand the most expensive time to fly is late March, with an average price of $216. Planning your trip to low-cost times can easily save you $89 on economy flights and even more on first-class flights. Generally, any price below $138 can be considered a good price for a round-trip SEA to PDX flight.

See below for a graph of average weekly prices for the SEA to PDX route. All prices are for round-trip tickets in USD.

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SEA to PDX Flight Prices

Compared to other flights, the SEA to PDX flight is much cheaper than the average and costs much less than the average flight leaving from Seattle. The average price per mile (for a direct flight) is $0.66, which is above average.

 

Flight Prices by Day of the Week

Wednesday is usually the cheapest day to fly to PDX, and Tuesday the cheapest day to fly back into SEA. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $16 (11%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $133. Return trip prices are from the PDX to SEA flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

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Departure Day Prices

Return Trip Prices by Day

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Return Day Prices

 

Nonstop Flights and Layovers

Travelers looking to fly from SEA to PDX can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 1 hour 13 minutes may be realistic.

 

Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is a nonstop flight from SEA to PDX while comparing.

Destination alternative #1: Roberts Field Airport (RDM) in Bend/Redmond, OR

  • 116 miles (187 km) away from PDX
  • Usually 4.00% less expensive than PDX
  • Nonstop flights available

See SEA to RDM flights

 

Flight Questions Answered

Still have questions about flying from SEA to PDX? We’ve got answers.

Which airlines fly this route?

You can find 12 major airlines flying this route most often: Alaska, American, China Eastern, Delta, Emirates, Fiji Airways, Frontier, JetBlue, Singapore Airlines, Southwest, Spirit, United, and potentially more during busy seasons.

How far away is it from Portland International Airport to Seattle/Tacoma International Airport?

The distance between the two airports is roughly 129 miles or 208 kilometers.

How long does it take to fly from SEA to PDX?

The real-world flight time for a nonstop SEA to PDX flight is about 1 hour 13 minutes.

How many flights go between Seattle, WA and Portland, OR?

It depends on the day of the week and the date, but a typical day might have around 58 available flights from SEA to PDX.

 

Airport Location Info

 

Departing Airport

Origination codeSEA
Origination airport nameSeattle/Tacoma International Airport
CitySeattle, WA
Countrythe United States
Latitude47.5
Longitude-122.3

Return Airport

Destination codePDX
Destination airport namePortland International Airport
CityPortland, OR
Countrythe United States
Latitude45.6
Longitude-122.6

 

Late and Early Flight Data

Flights from SEA to PDX tend to depart as late as the average flight. According to our recently updated data, 26% of flights departed 5 or more minutes late, and 21% of flights left 5 or more minutes early. On average you can expect to leave PDX heading for SEA about 5 minutes late. This does not significantly impact arrival time, as the average landing time in Portland, OR is about 1 minutes early. The numbers below show a recent average of take-off times versus the scheduled departure flight:

  • Delta: 8 minutes late
  • SkyWest: 1 minutes early
  • Alaska: 8 minutes late
  • Some airlines not reporting

 

Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.