Cheap flights from Portland to Seattle from $56
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Seattle departing on 1/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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?
In general, August is the cheapest month to fly from Portland to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $157. If you don’t want to visit Seattle in August, then you should wait until February to fly from Portland, when ticket prices are also cheap, with an average price of $162.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from Portland is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $176. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Portland because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $237.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from Portland at noon is the least expensive time of day to depart. momondo users have found prices as low as $196 when looking at flights departing at noon. Flights to Seattle are more costly in the evening, with an average ticket price of $206. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.
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 47 days ahead of your departure date. In general, you can expect to find flights to Seattle for around $194 when searching 47 days out. Keep in mind that you might be able to find cheaper flights to Seattle at any time. In fact, our users found flights for as low as $91 in the past 72 hours.
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.
Can stopping save me money on Portland to Seattle flights?
You could potentially save up to 18% on your flight if you consider stops on a Portland to Seattle flight.
How have Portland to Seattle flight prices changed over time?
As of December 2024, prices for Portland to Seattle flights are approximately 15% more expensive when compared to flights at the same time last year.
How many flights depart from Portland to Seattle on average per day?
48 flights are operational daily from Portland to Seattle as of December 2024. The most popular departure time for this route is 9:00AM, with 48% of flights per day taking off at noon.
How many flights depart from Portland to Seattle on average per week?
The number of flights available between Portland and Seattle is 338 per week as of December 2024. The most frequent departure day is Mon, with 19% of weekly flights leaving on this day.
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?
Seattle/Tacoma Intl is 145.2 mi away from Portland. A reasonable flight in good conditions will take 0h 52m.
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 many operators does momondo search for flights from Portland Airport to Seattle/Tacoma Intl Airport?
As of December 2024, there are 3 operators available to choose from for flights from Portland Airport to Seattle/Tacoma Intl Airport.
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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
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 12.07% of all bookings. The subsequent popular models are Boeing 787-8 Dreamliner at 10.34%, Embraer 175 at 8.98%, and Boeing 737-900 Passenger/BBJ3 (winglets) at 8.12%.
What is the most popular airline from Portland to Seattle?
momondo data reveals that the most frequently booked airline on the route from Portland to Seattle is Alaska Airlines, representing 67% of all bookings. The subsequent popular airlines are Delta at 31% and Undisclosed Carrier at 2%.
Best airlines flying from Portland to Seattle
Compare and see reviews for airlines that fly from Portland to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $113 | Free Cancellation | Rating 8.0 9,555 reviews | |||
| PriceFrom $113 | Free Cancellation | Rating 8.0 8,580 reviews |
Alaska Airlines Flights From Portland to Seattle
Alaska Airlines is one of the most popular airlines flying from Portland to Seattle, operating 30 flights/week on average for this route. A good Alaska Airlines flight deal for Portland to Seattle starts from $113 round-trip, up to an average price of $203. Our users have rated Alaska Airlines at 8.0/10.
Delta Flights From Portland to Seattle
$113 is the best Delta flight deal from Portland to Seattle found on momondo over the last 72 hours. The average Delta ticket price found was closer to $198, however, with flight time and availability significantly affecting the price. Delta (8.0/10 from 8,580 user reviews) flies into Seattle from Portland 24 times in an average week so prices can vary.
Why use momondo?
Why should I use momondo to find a flight deal from Portland to Seattle?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Seattle. Millions of users trust and use momondo every year so you are in good hands.
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?
momondo provides multiple filters to help you find the best flight to Seattle from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Portland to Seattle right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Portland to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.