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How to get the cheapest flight ticket from Portland to Seattle
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Seattle?
The cheapest month to fly to Seattle from Portland is in August. Flight prices, which tend to average around £128, are often lower during this time because this is during the off-season. The month of February is another great option to travel to Seattle, with average flight prices from Portland averaging around £135.
What is the cheapest time of day to depart on your flight to Seattle?
According to our data, the cheapest time of day to fly to Seattle is in the afternoon. momondo users have found flights departing from Portland to Seattle in the afternoon for as low as £626. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at midday are often more expensive, with an average ticket price of £894.
What is the cheapest Portland to Seattle/Tacoma Intl flight route?
Fly from Portland to Seattle/Tacoma Intl for the best Portland - Seattle/Tacoma Intl flight prices
How far in advance should I book a flight to Seattle?
You are more likely to see cheaper flights to Seattle from Portland when booking 7 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around £159 when searching 7 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Portland for as low as £114 on momondo.
What cabin class options are available on Portland to Seattle/Tacoma Intl flights?
There are 4 cabin classes available to choose from on Portland to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How have Portland to Seattle flight prices changed over time?
As of January 2025, prices for Portland to Seattle flights are approximately 36% cheaper when compared to flights at the same time last year.
When to book flights from Portland to Seattle
Cheap Portland to Seattle (PDX to SEA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Portland to Seattle
How far is Portland to Seattle/Tacoma Intl by plane?
There are 145.2 mi between Portland and Seattle/Tacoma Intl.
When did momondo last update prices for flights from Portland Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Portland Airport to Seattle/Tacoma Intl Airport were last updated today.
How old do you have to be to fly from Portland Airport to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Portland to Seattle?
momondo data reveals that the most frequently booked plane model on the route from Portland to Seattle is Boeing 737-800 Passenger/BBJ2 (winglets), representing 11.94% of all bookings. The subsequent popular models are Boeing 787-8 Dreamliner at 9.97%, Embraer 175 at 8.30%, and Boeing 737-900 Passenger/BBJ3 (winglets) at 8.26%.
Travelling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Portland to Seattle?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seattle from Portland.
Can I find flights from Portland to Seattle with flexible booking policies on momondo?
Yes. All flights to Seattle from Portland on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Portland to Seattle?
Once you have performed a search for Portland to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Portland to Seattle right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Portland to Seattle flights. All you need is a valid email address and we will do the rest; it is that quick and easy.