$167 Cheap Delta flights Seattle (SEA) to Portland (PWM)

View $167 flight on Mon, Oct 27, 2025Opens in a new window

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$167 Cheap Delta flights Seattle (SEA) to Portland (PWM)

Prices were available within the past 7 days and start at $167 for one-way flights and $303 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Sep 23 - Wed, Oct 1
SEA
Seattle
PWM
Portland
$303 Roundtrip, found 5 hours ago
$303
Roundtrip
found 5 hours ago
Select Delta flight, departing Tue, Sep 23 from Seattle to Portland, returning Wed, Oct 1, priced at $303 found 5 hours ago
Delta
Sat, Sep 27 - Wed, Oct 1
SEA
Seattle
PWM
Portland
$318 Roundtrip, found 5 hours ago
$318
Roundtrip
found 5 hours ago
Select Delta flight, departing Sat, Sep 27 from Seattle to Portland, returning Wed, Oct 1, priced at $318 found 5 hours ago
Delta
Mon, Sep 29 - Wed, Oct 1
SEA
Seattle
PWM
Portland
$328 Roundtrip, just found
$328
Roundtrip
just found
Select Delta flight, departing Mon, Sep 29 from Seattle to Portland, returning Wed, Oct 1, priced at $328 just found
Delta
Sun, Sep 28 - Wed, Oct 1
SEA
Seattle
PWM
Portland
$331 Roundtrip, just found
$331
Roundtrip
just found
Select Delta flight, departing Sun, Sep 28 from Seattle to Portland, returning Wed, Oct 1, priced at $331 just found
Delta
Thu, Sep 4 - Fri, Sep 5
SEA
Seattle
PWM
Portland
$340 Roundtrip, found 1 day ago
$340
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Sep 4 from Seattle to Portland, returning Fri, Sep 5, priced at $340 found 1 day ago
Delta
Sun, Sep 28 - Tue, Oct 7
SEA
Seattle
PWM
Portland
$341 Roundtrip, found 9 hours ago
$341
Roundtrip
found 9 hours ago
Select Delta flight, departing Sun, Sep 28 from Seattle to Portland, returning Tue, Oct 7, priced at $341 found 9 hours ago
Flights from Seattle (SEA) to Portland (PWM)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Portland Intl. Jetport
Airlines serving
Alaska Airlines, American Airlines, Delta, JetBlue Airways, Southwest Airlines, Sun Country Airlines, United
Popular airline
Alaska Airlines
Distance
2482 mi

Frequently asked questions

How much is a Delta Air Lines flight from Seattle - Tacoma Intl. Airport (SEA) to Portland Intl. Jetport Airport (PWM)?
You'll discover affordable round-trip Delta Air Lines flights from $303 from SEA to PWM by organizing your results from "Price (lowest to highest)" on Expedia. Or look for options from $167 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SEA to PWM with Delta Air Lines?
Delta Air Lines flights to Portland tend to be more affordable in the low-season months of January and February. Whether you're after a one-way or a return ticket, you could land a better deal then.
What is the cheapest time to book flights from Seattle - Tacoma Intl. Airport (SEA) to Portland Intl. Jetport Airport (PWM) with Delta Air Lines?
For cheap Delta Air Lines fares from Seattle - Tacoma Intl. Airport (SEA) to Portland Intl. Jetport Airport (PWM), start searching one to three months before your planned departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also influence how much you pay. Sunday is typically the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your trip on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to Portland Intl. Jetport Airport (PWM)?
To figure out if there's a direct route from SEA to PWM with Delta Air Lines or any other carriers, select the "Nonstop" filter when browsing for flights.
What is the earliest Delta Air Lines flight from SEA to PWM?
Find Delta Air Lines's earliest flights from SEA to PWM by selecting the "Morning" and "Early Morning" filters. Not only will you get to where you're going sooner, early departures are also 20% less likely to be canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in Portland?
Delta Air Lines flights from Seattle - Tacoma Intl. Airport (SEA) to Portland arrive at Portland Intl. Jetport Airport (PWM). This is the main gateway here.
Why fly with Delta Air Lines from SEA to PWM?
Taking off from SEA to PWM with Delta Air Lines comes with a host of perks, including an excellent in-flight experience and a rewarding loyalty program. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to spend on select future travel purchases. That's on top of the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Seattle - Tacoma Intl. Airport (SEA) to Portland Intl. Jetport Airport (PWM)?
You can usually change or cancel your flight, although additional charges may apply if your booking was made more than 24 hours ago. Prefer to keep your options open? Make use of Expedia's "No cancel fee" and "Changes included" filters to find flights that won't penalize you if you need to revise your plans. To modify your itinerary, go to "Trips," select your flight and click on "Manage Booking" for further information.

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