The cheapest times to fly from PWM to SEA are
- January 1st to March 4th
- April 23rd to May 13th
- August 27th to December 9th (except the weeks of November 19th and November 26th)
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 PWM to SEA is late January. Prices can be as high as $1113 for Sunday flights during early August, or as low as $278 for Tuesday flights around late January.
When to Fly to Seattle
Flying from Portland, ME (PWM) to Seattle, WA (SEA) will usually cost between $285 to $720 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late January with an average ticket price of $284. Due to high demand the most expensive time to fly is early August, with an average price of $698. Planning your trip to low-cost times can easily save you $414 on economy flights and even more on first-class flights. Generally, any price below $411 can be considered a good price for a round-trip PWM to SEA flight.
See below for a graph of average weekly prices for the PWM to SEA route. All prices are for round-trip tickets in USD.
Compared to other flights, the PWM to SEA flight is much cheaper than the average and costs less than the average flight leaving from Portland. The average price per mile (for a direct flight) is $0.1, which is far below average.
Flight Prices by Day of the Week
Tuesday is usually the cheapest day to depart and return on this flight. 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 $216 (38%) on this flight.
Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $353. Return trip prices are from the SEA to PWM flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
Return Trip Prices by Day
Nonstop Flights and Layovers
Travelers looking to fly from PWM to SEA can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 5 hour 27 minutes may not be realistic.
Flight Questions Answered
Still have questions about flying from PWM to SEA? We’ve got answers.
Which airlines fly this route?
You can find 9 major airlines flying this route most often: Alaska, American, Cape Air, Delta, Frontier, Hawaiian, JetBlue, Southwest, United, and potentially more during busy seasons.
How far away is it from Seattle/Tacoma International Airport to Portland International Jetport Airport?
The distance between the two airports is roughly 2482 miles or 3994 kilometers.
How long does it take to fly from PWM to SEA?
The real-world flight time for a nonstop PWM to SEA flight is about 5 hour 27 minutes.
How many flights go between Portland, ME and Seattle, WA?
It depends on the day of the week and the date, but a typical day might have around 82 available flights from PWM to SEA.
Airport Location Info
|Origination airport name||Portland International Jetport Airport|
|Country||the United States|
|Destination airport name||Seattle/Tacoma International Airport|
|Country||the United States|
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.