$111 Cheap Flights from Seattle (SEA) to Portland (PWM)

View $111 flight on Tue, Oct 21, 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Portland Intl. Jetport Airport (PWM)

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Cheap Flights from Seattle to Portland (SEA-PWM)

Prices were available within the past 7 days and start at $111 for one-way flights and $220 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Dec 9 - Wed, Dec 10
SEA
Seattle
PWM
Portland
$220 Roundtrip, found 15 hours ago
$220
Roundtrip
found 15 hours ago
Select Delta flight, departing Tue, Dec 9 from Seattle to Portland, returning Wed, Dec 10, priced at $220 found 15 hours ago
American Airlines
Tue, Oct 21 - Sat, Oct 25
SEA
Seattle
PWM
Portland
$221 Roundtrip, just found
$221
Roundtrip
just found
Select American Airlines flight, departing Tue, Oct 21 from Seattle to Portland, returning Sat, Oct 25, priced at $221 just found
Delta
Tue, Oct 21 - Sat, Oct 25
SEA
Seattle
PWM
Portland
$222 Roundtrip, just found
$222
Roundtrip
just found
Select Delta flight, departing Tue, Oct 21 from Seattle to Portland, returning Sat, Oct 25, priced at $222 just found
Delta
Fri, Oct 24 - Tue, Oct 28
SEA
Seattle
PWM
Portland
$224 Roundtrip, found 12 hours ago
$224
Roundtrip
found 12 hours ago
Select Delta flight, departing Fri, Oct 24 from Seattle to Portland, returning Tue, Oct 28, priced at $224 found 12 hours ago
American Airlines
Mon, Oct 20 - Tue, Oct 28
SEA
Seattle
PWM
Portland
$226 Roundtrip, found 20 hours ago
$226
Roundtrip
found 20 hours ago
Select American Airlines flight, departing Mon, Oct 20 from Seattle to Portland, returning Tue, Oct 28, priced at $226 found 20 hours ago
American Airlines
Tue, Oct 21 - Sat, Oct 25
SEA
Seattle
PWM
Portland
$228 Roundtrip, just found
$228
Roundtrip
just found
Select American Airlines flight, departing Tue, Oct 21 from Seattle to Portland, returning Sat, Oct 25, priced at $228 just found
Delta
Fri, Nov 14 - Tue, Nov 18
SEA
Seattle
PWM
Portland
$229 Roundtrip, found 13 hours ago
$229
Roundtrip
found 13 hours ago
Select Delta flight, departing Fri, Nov 14 from Seattle to Portland, returning Tue, Nov 18, priced at $229 found 13 hours ago
Southwest Airlines
Tue, Oct 21 - Tue, Oct 28
SEA
Seattle
PWM
Portland
$231 Roundtrip, found 22 hours ago
$231
Roundtrip
found 22 hours ago
Select Southwest Airlines flight, departing Tue, Oct 21 from Seattle to Portland, returning Tue, Oct 28, priced at $231 found 22 hours ago
United
Wed, Nov 12 - Thu, Nov 13
SEA
Seattle
PWM
Portland
$239 Roundtrip, found 15 hours ago
$239
Roundtrip
found 15 hours ago
Select United flight, departing Wed, Nov 12 from Seattle to Portland, returning Thu, Nov 13, priced at $239 found 15 hours ago
JetBlue Airways
Tue, Oct 21 - Thu, Oct 23
SEA
Seattle
PWM
Portland
$303 Roundtrip, found 1 day ago
$303
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Tue, Oct 21 from Seattle to Portland, returning Thu, Oct 23, priced at $303 found 1 day ago

Find the cheapest month to fly from Seattle (SEA) to Portland (PWM)

October is typically the cheapest month to fly

From $226 - $766 per traveler.

Alternative airports near Portland

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Portland Intl. Jetport PWM. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $264
PWM
Portland Intl. Jetport
CheapestClosest
Average driving time to city center8 min
Flights from $264

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Portland Intl. Jetport Airport (PWM) cost?
Snag a cheap one-way flight from $111 or cheap return flight from $220 from Seattle - Tacoma Intl. Airport (SEA) to Portland Intl. Jetport Airport (PWM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to Portland Intl. Jetport Airport (PWM)?
December is the cheapest month to fly from SEA to PWM. Planning your trip for the off-season is often the key to finding a great deal.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Portland Intl. Jetport Airport (PWM)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest SEA to PWM flight.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Portland Intl. Jetport Airport (PWM)?
There aren't any daily direct flights departing from Seattle - Tacoma Intl. Airport (SEA) to Portland Intl. Jetport Airport (PWM). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from SEA to PWM?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change depending on a range of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Portland Intl. Jetport Airport (PWM)?
To reach Portland Intl. Jetport Airport (PWM) without delays, select a flight that takes off from Seattle - Tacoma Intl. Airport (SEA) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Portland Intl. Jetport Airport (PWM) last-minute?
Booking your ticket from SEA to PWM right before your trip is usually more expensive. But if you're flexible with your itinerary, you could score a cheap last-minute fare.
Is it cheaper to book a SEA to PWM flight and hotel package?
You'll generally save money by booking a SEA to PWM flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. Once you've selected your preferred accommodations and flights, consider adding extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Portland Intl. Jetport Airport (PWM)?
If you booked your SEA to PWM flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

Travel information

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Portland Intl. Jetport
Airlines serving
Alaska Airlines, American Airlines, Delta, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$220
Distance
2482 mi

Book with confidence

Book with confidence

Seattle to Portland Flights

The cheapest times to fly from Seattle to Portland

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Portland are during the month of December. You can find some of the cheapest flights from Seattle to Portland with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Portland

Sunday is one of the best days to book for cheap flights from Seattle to Portland: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle to Portland

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Portland in 2025. You can also book with separate airlines for your outbound and return journeys, from $111 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Portland flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Portland airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Seattle to Portland Flights

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*Available to One Key members.