$267 Cheap Flights from Pendleton (PDT) to Seattle (SEA)

View $267 flight on Mon, Feb 9, 2026Opens in a new window

Popular airlines from Pendleton, OR (PDT-Eastern Oregon Regional) to Seattle-Tacoma International Airport (SEA)

Cheap Flights from Pendleton to Seattle (PDT-SEA)

Prices were available within the past 7 days and start at $267 for one-way flights and $533 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Boutique Air
Sat, Dec 6 - Tue, Dec 16
PDT
Pendleton
SEA
Seattle
$533 Roundtrip, found 4 days ago
$533
Roundtrip
found 4 days ago
Select Boutique Air flight, departing Sat, Dec 6 from Pendleton to Seattle, returning Tue, Dec 16, priced at $533 found 4 days ago
Boutique Air
Tue, Nov 18 - Thu, Dec 4
PDT
Pendleton
SEA
Seattle
$547 Roundtrip, found 4 days ago
$547
Roundtrip
found 4 days ago
Select Boutique Air flight, departing Tue, Nov 18 from Pendleton to Seattle, returning Thu, Dec 4, priced at $547 found 4 days ago
Boutique Air
Mon, Dec 15 - Mon, Jan 5
PDT
Pendleton
SEA
Seattle
$565 Roundtrip, found 4 days ago
$565
Roundtrip
found 4 days ago
Select Boutique Air flight, departing Mon, Dec 15 from Pendleton to Seattle, returning Mon, Jan 5, priced at $565 found 4 days ago
Boutique Air
Tue, Nov 18 - Fri, Dec 5
PDT
Pendleton
SEA
Seattle
$567 Roundtrip, found 4 days ago
$567
Roundtrip
found 4 days ago
Select Boutique Air flight, departing Tue, Nov 18 from Pendleton to Seattle, returning Fri, Dec 5, priced at $567 found 4 days ago
Boutique Air
Tue, Nov 18 - Sat, Dec 6
PDT
Pendleton
SEA
Seattle
$570 Roundtrip, found 4 days ago
$570
Roundtrip
found 4 days ago
Select Boutique Air flight, departing Tue, Nov 18 from Pendleton to Seattle, returning Sat, Dec 6, priced at $570 found 4 days ago
Boutique Air
Tue, Jan 20 - Sat, Jan 31
PDT
Pendleton
SEA
Seattle
$574 Roundtrip, found 4 days ago
$574
Roundtrip
found 4 days ago
Select Boutique Air flight, departing Tue, Jan 20 from Pendleton to Seattle, returning Sat, Jan 31, priced at $574 found 4 days ago
Boutique Air
Tue, Dec 2 - Tue, Dec 16
PDT
Pendleton
SEA
Seattle
$577 Roundtrip, found 4 days ago
$577
Roundtrip
found 4 days ago
Select Boutique Air flight, departing Tue, Dec 2 from Pendleton to Seattle, returning Tue, Dec 16, priced at $577 found 4 days ago
Boutique Air
Tue, Dec 9 - Thu, Dec 25
PDT
Pendleton
SEA
Seattle
$580 Roundtrip, found 4 days ago
$580
Roundtrip
found 4 days ago
Select Boutique Air flight, departing Tue, Dec 9 from Pendleton to Seattle, returning Thu, Dec 25, priced at $580 found 4 days ago
Boutique Air
Sun, Jan 18 - Sat, Jan 31
PDT
Pendleton
SEA
Seattle
$584 Roundtrip, found 4 days ago
$584
Roundtrip
found 4 days ago
Select Boutique Air flight, departing Sun, Jan 18 from Pendleton to Seattle, returning Sat, Jan 31, priced at $584 found 4 days ago
Boutique Air
Sat, Jan 10 - Sat, Jan 24
PDT
Pendleton
SEA
Seattle
$589 Roundtrip, found 4 days ago
$589
Roundtrip
found 4 days ago
Select Boutique Air flight, departing Sat, Jan 10 from Pendleton to Seattle, returning Sat, Jan 24, priced at $589 found 4 days ago

Alternative airports near Seattle

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

Select flight to Seattle - Tacoma Intl. SEA. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $689
SEA
Seattle - Tacoma Intl.
Cheapest
Average driving time to city center20 min
Flights from $689

Frequently asked questions

How much does a flight from Eastern Oregon Regional Airport (PDT) to Seattle - Tacoma Intl. Airport (SEA) cost?
Lock in a cheap one-way flight from $267 or cheap return flight from $533 from Eastern Oregon Regional Airport (PDT) to Seattle - Tacoma Intl. Airport (SEA) 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 Eastern Oregon Regional Airport (PDT) to Seattle - Tacoma Intl. Airport (SEA)?
Flying in December is a good way to save, as it's the cheapest month for flights between PDT and SEA. You'll typically find the lowest prices during the off-season.
Which airlines fly direct from Eastern Oregon Regional Airport (PDT) to Seattle - Tacoma Intl. Airport (SEA)?
While Pendleton, OR (PDT-Eastern Oregon Regional) has no direct flights to Seattle - Tacoma Intl. Airport (SEA), other airports have nonstop routes. Jetting off from Tri-Cities Airport (PSC) will get you to Seattle without any detours.
What is the cheapest airline that flies from Eastern Oregon Regional Airport (PDT) to Seattle - Tacoma Intl. Airport (SEA)?
To find the cheapest airline that'll fly you from PDT to SEA, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Eastern Oregon Regional Airport (PDT) to Seattle - Tacoma Intl. Airport (SEA)?
You'll have to hop on a flight with a layover when traveling from Eastern Oregon Regional Airport (PDT) to Seattle - Tacoma Intl. Airport (SEA). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from PDT to SEA?
Typically you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* However, this can vary based on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Eastern Oregon Regional Airport (PDT) to Seattle - Tacoma Intl. Airport (SEA)?
To arrive at Seattle - Tacoma Intl. Airport (SEA) without delays, choose a flight that leaves Eastern Oregon Regional Airport (PDT) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Eastern Oregon Regional Airport (PDT) to Seattle - Tacoma Intl. Airport (SEA) last-minute?
Last-minute fares from PDT to SEA are generally more expensive. For the best rates, start searching for flights well in advance. That said, if your travel plans are flexible, you may land a cheap fare right before your trip.
Is it cheaper to book a PDT to SEA flight and hotel package?
You can save money by securing a PDT to SEA flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. Once you've chosen your ideal flights and accommodations, consider other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Eastern Oregon Regional Airport (PDT) to Seattle - Tacoma Intl. Airport (SEA)?
Generally, it's possible to cancel or reschedule your PDT to SEA flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Eastern Oregon Regional
Destination airport
Seattle - Tacoma Intl.
Roundtrip price
$532
Distance
204 mi

Book with confidence

Pendleton to Seattle Flights

The cheapest times to fly from Pendleton to Seattle

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 Pendleton to Seattle are during the month of December. You can find some of the cheapest flights from Pendleton to Seattle with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Pendleton to Seattle

Sunday is one of the best days to book for cheap flights from Pendleton to Seattle: 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 Pendleton to Seattle

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 Pendleton to Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $267 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 Pendleton to Seattle 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 Pendleton to Seattle 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.

 

Pendleton to Seattle Flights

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*Available to One Key members.