$277 Cheap Flights from Seattle (SEA) to Pendleton (PDT)

View $277 flight on Sat, Aug 23, 2025Opens in a new window

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

Cheap Flights from Seattle to Pendleton (SEA-PDT)

Prices were available within the past 7 days and start at $277 for one-way flights and $523 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Nov 1 - Tue, Nov 11
SEA
Seattle
PDT
Pendleton
$523 Roundtrip, found 5 days ago
$523
Roundtrip
found 5 days ago
Select United flight, departing Sat, Nov 1 from Seattle to Pendleton, returning Tue, Nov 11, priced at $523 found 5 days ago
United
Mon, Aug 25 - Thu, Sep 4
SEA
Seattle
PDT
Pendleton
$537 Roundtrip, found 5 days ago
$537
Roundtrip
found 5 days ago
Select United flight, departing Mon, Aug 25 from Seattle to Pendleton, returning Thu, Sep 4, priced at $537 found 5 days ago
United
Fri, Oct 24 - Wed, Nov 5
SEA
Seattle
PDT
Pendleton
$552 Roundtrip, found 5 days ago
$552
Roundtrip
found 5 days ago
Select United flight, departing Fri, Oct 24 from Seattle to Pendleton, returning Wed, Nov 5, priced at $552 found 5 days ago
Alaska Airlines
Sat, Oct 11 - Sat, Oct 25
SEA
Seattle
PDT
Pendleton
$554 Roundtrip, found 5 days ago
$554
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sat, Oct 11 from Seattle to Pendleton, returning Sat, Oct 25, priced at $554 found 5 days ago
United
Mon, Aug 25 - Thu, Sep 4
SEA
Seattle
PDT
Pendleton
$555 Roundtrip, found 3 days ago
$555
Roundtrip
found 3 days ago
Select United flight, departing Mon, Aug 25 from Seattle to Pendleton, returning Thu, Sep 4, priced at $555 found 3 days ago
American Airlines
Sat, Aug 16 - Tue, Aug 26
SEA
Seattle
PDT
Pendleton
$559 Roundtrip, found 3 days ago
$559
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Aug 16 from Seattle to Pendleton, returning Tue, Aug 26, priced at $559 found 3 days ago
United
Tue, Aug 12 - Wed, Aug 20
SEA
Seattle
PDT
Pendleton
$564 Roundtrip, found 3 days ago
$564
Roundtrip
found 3 days ago
Select United flight, departing Tue, Aug 12 from Seattle to Pendleton, returning Wed, Aug 20, priced at $564 found 3 days ago
Hawaiian Airlines
Tue, Sep 2 - Tue, Sep 16
SEA
Seattle
PDT
Pendleton
$574 Roundtrip, found 5 days ago
$574
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Tue, Sep 2 from Seattle to Pendleton, returning Tue, Sep 16, priced at $574 found 5 days ago
United
Wed, Aug 13 - Wed, Aug 20
SEA
Seattle
PDT
Pendleton
$579 Roundtrip, found 3 days ago
$579
Roundtrip
found 3 days ago
Select United flight, departing Wed, Aug 13 from Seattle to Pendleton, returning Wed, Aug 20, priced at $579 found 3 days ago
Hawaiian Airlines
Tue, Aug 12 - Fri, Aug 22
SEA
Seattle
PDT
Pendleton
$579 Roundtrip, found 3 days ago
$579
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Tue, Aug 12 from Seattle to Pendleton, returning Fri, Aug 22, priced at $579 found 3 days ago

Alternative airports near Pendleton

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

Select flight to Eastern Oregon Regional PDT. Cheapest and Closest option available. Average driving time to city center is 7 minutes. Flights from $649
PDT
Eastern Oregon Regional
CheapestClosest
Average driving time to city center7 min
Flights from $649
Flights from Seattle (SEA) to Pendleton (PDT)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Eastern Oregon Regional
Roundtrip price
$522
Distance
204 mi

Seattle to Pendleton Flights

The cheapest times to fly from Seattle to Pendleton

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

 

The best time to book a flight from Seattle to Pendleton

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

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 Pendleton in 2025. You can also book with separate airlines for your outbound and return journeys, from $277 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 Pendleton 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 Pendleton 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.

 

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Eastern Oregon Regional Airport (PDT) cost?
Discover the latest flight deals from SEA to PDT by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SEA to PDT?
The cheapest flights from SEA to PDT are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SEA to PDT?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from SEA to PDT. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Eastern Oregon Regional Airport (PDT)?
You'll need to book a flight with a layover when traveling from Seattle - Tacoma Intl. Airport (SEA) to Eastern Oregon Regional Airport (PDT). Direct flights don't operate daily on this route. However, simply 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 SEA to PDT?
Generally you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the season, 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 Seattle - Tacoma Intl. Airport (SEA) to Eastern Oregon Regional Airport (PDT)?
To land at Eastern Oregon Regional Airport (PDT) on time, pick a flight that leaves from Seattle - Tacoma Intl. Airport (SEA) 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.
What airports do you fly into for Pendleton from Seattle - Tacoma Intl. Airport (SEA)?
You can touch down at Tri-Cities Airport (PSC) or Walla Walla Regional Airport (ALW) when traveling to Pendleton on a direct flight from Seattle - Tacoma Intl. Airport (SEA).
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Eastern Oregon Regional Airport (PDT) last-minute?
Booking your plane ticket from SEA to PDT shortly before your getaway is usually more expensive. But if there's some wiggle room with your itinerary, you could score a cheap last-minute fare.
Is it cheaper to book a SEA to PDT flight and hotel package?
Compared with arranging hotels and flights separately, booking a SEA to PDT flight and hotel package with Expedia could lead to significant savings. What's more, having it all in one place takes the hassle out of planning your trip. Just pick your flights and choose from our extensive range of stays, then customize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Eastern Oregon Regional Airport (PDT)?
Typically, you're able to reschedule or cancel your SEA to PDT flight. However, additional charges may apply, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you want further details, go to our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.