Cheap Flights from Seattle (SEA) to Portland (PDX) from HK$541~

View HK$541 flight on Tue, 24 Feb 2026Opens in a new window

Popular airlines from Seattle to Portland, OR (PDX-Portland Intl.)

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Find Cheap Flights from Seattle (SEA) to Portland (PDX)

Prices were available within the past 7 days and start at HK$541 for one-way flights and HK$1,382 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 18 Apr - Sat, 25 Apr
SEA
Seattle
PDX
Portland
HK$1,382 Return, found 2 days ago
HK$1,382
Return
found 2 days ago
Select Delta flight, departing Sat, 18 Apr from Seattle to Portland, returning Sat, 25 Apr, priced at HK$1,382 found 2 days ago
Delta
Sat, 18 Apr - Sat, 25 Apr
SEA
Seattle
PDX
Portland
HK$1,468 Return, found 2 days ago
HK$1,468
Return
found 2 days ago
Select Delta flight, departing Sat, 18 Apr from Seattle to Portland, returning Sat, 25 Apr, priced at HK$1,468 found 2 days ago
Delta
Sat, 18 Apr - Sat, 25 Apr
SEA
Seattle
PDX
Portland
HK$1,704 Return, found 2 days ago
HK$1,704
Return
found 2 days ago
Select Delta flight, departing Sat, 18 Apr from Seattle to Portland, returning Sat, 25 Apr, priced at HK$1,704 found 2 days ago
Delta
Sat, 18 Apr - Sat, 25 Apr
SEA
Seattle
PDX
Portland
HK$2,589 Return, found 2 days ago
HK$2,589
Return
found 2 days ago
Select Delta flight, departing Sat, 18 Apr from Seattle to Portland, returning Sat, 25 Apr, priced at HK$2,589 found 2 days ago
Delta
Sat, 18 Apr - Sat, 25 Apr
SEA
Seattle
PDX
Portland
HK$2,706 Return, found 2 days ago
HK$2,706
Return
found 2 days ago
Select Delta flight, departing Sat, 18 Apr from Seattle to Portland, returning Sat, 25 Apr, priced at HK$2,706 found 2 days ago
Delta
Sun, 18 Jan - Thu, 22 Jan
SEA
Seattle
PDX
Portland
HK$2,715 Return, found 7 hours ago
HK$2,715
Return
found 7 hours ago
Select Delta flight, departing Sun, 18 Jan from Seattle to Portland, returning Thu, 22 Jan, priced at HK$2,715 found 7 hours ago
United
Sat, 18 Apr - Sat, 25 Apr
SEA
Seattle
PDX
Portland
HK$2,900 Return, found 2 days ago
HK$2,900
Return
found 2 days ago
Select United flight, departing Sat, 18 Apr from Seattle to Portland, returning Sat, 25 Apr, priced at HK$2,900 found 2 days ago
Delta
Sat, 18 Apr - Sat, 25 Apr
SEA
Seattle
PDX
Portland
HK$2,943 Return, found 2 days ago
HK$2,943
Return
found 2 days ago
Select Delta flight, departing Sat, 18 Apr from Seattle to Portland, returning Sat, 25 Apr, priced at HK$2,943 found 2 days ago
Delta
Sat, 18 Apr - Sat, 25 Apr
SEA
Seattle
PDX
Portland
HK$3,019 Return, found 2 days ago
HK$3,019
Return
found 2 days ago
Select Delta flight, departing Sat, 18 Apr from Seattle to Portland, returning Sat, 25 Apr, priced at HK$3,019 found 2 days ago
American Airlines
Sat, 18 Apr - Sat, 25 Apr
SEA
Seattle
PDX
Portland
HK$3,169 Return, found 2 days ago
HK$3,169
Return
found 2 days ago
Select American Airlines flight, departing Sat, 18 Apr from Seattle to Portland, returning Sat, 25 Apr, priced at HK$3,169 found 2 days ago

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

January is typically the cheapest month to fly

From HK$594 - HK$1,687 per traveller.
0
Seattle to Portland route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Portland Intl.
Return price
HK$1,382
Distance
206 km

Flights from Seattle to Portland

Book cheap flights from Seattle (SEA) to Portland (PDX) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Seattle (SEA) to Portland (PDX) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Seattle (SEA) to Portland (PDX) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Portland flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Portland and things to do in Portland for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Portland more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Portland is HK$541 now!

 

Frequently asked questions

How much is a flight from SEA to Portland Airport?
Based on fares offered within the last 7 days on Expedia for flights departing within the next year, round-trip flights between Seattle - Tacoma Intl. Airport (SEA) and PDX Airport start from HK$1,382. Make your booking ASAP to score the best price for your trip. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SEA to Portland Airport?
We understand that circumstances change unexpectedly, so we've made it as simple as possible for you to cancel your flight online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from Sea-Tac Airport to Portland Intl. Airport (PDX) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for SEA to PDX flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from SEA to Portland Airport?
The average flight time from SEA to Portland Intl. Airport (PDX) is only 55 minutes. If you're lucky, you might just get through an entire movie before you land!
How far is the flight from Sea-Tac Airport to Portland Intl. Airport (PDX)?
It's only 210 kilometers from Seattle - Tacoma Intl. Airport (SEA) to Portland Intl. Airport (PDX). It's quite possible that you'll spend more time traveling to and from the airport than you will actually flying!
Which airlines fly direct from SEA to PDX?
Alaska Airlines (AS) is a popular choice. It operates 495 flights between Sea-Tac Airport and PDX each month. Delta Air Lines (DL) is another popular choice. It offers 212 flights each month. Between these two airlines, you'll be able to find a good deal from SeaTac to Portland.
Are Sea-Tac Airport to PDX Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Seattle - Tacoma Intl. Airport (SEA) to Portland Airport at the last minute could be your ticket to a great deal. However, it might cost you a whole lot more! If you'd rather err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the best bargains as far ahead as 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back frequently as deals are updated all the time on Expedia.

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