S$153 Cheap Flights from Portland to Seattle

View S$153 flight on Wed, 20 May, 2026Opens in a new window

Popular airlines from Portland International Airport (PDX) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Portland to Seattle (PDX-SEA)

Prices were available within the past 7 days and start at S$153 for one-way flights and S$367 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 7 Jul - Fri, 10 Jul
PDX
Portland
SEA
Seattle
S$367 Return, found 1 hour ago
S$367
Return
found 1 hour ago
Select Delta flight, departing Tue, 7 Jul from Portland to Seattle, returning Fri, 10 Jul, priced at S$367 found 1 hour ago
Delta
Tue, 7 Jul - Fri, 10 Jul
PDX
Portland
SEA
Seattle
S$437 Return, found 1 hour ago
S$437
Return
found 1 hour ago
Select Delta flight, departing Tue, 7 Jul from Portland to Seattle, returning Fri, 10 Jul, priced at S$437 found 1 hour ago
Delta
Thu, 23 Apr - Mon, 27 Apr
PDX
Portland
SEA
Seattle
S$558 Return, found 12 hours ago
S$558
Return
found 12 hours ago
Select Delta flight, departing Thu, 23 Apr from Portland to Seattle, returning Mon, 27 Apr, priced at S$558 found 12 hours ago
Delta
Tue, 7 Jul - Fri, 10 Jul
PDX
Portland
SEA
Seattle
S$607 Return, found 1 hour ago
S$607
Return
found 1 hour ago
Select Delta flight, departing Tue, 7 Jul from Portland to Seattle, returning Fri, 10 Jul, priced at S$607 found 1 hour ago
Delta
Tue, 7 Jul - Fri, 10 Jul
PDX
Portland
SEA
Seattle
S$609 Return, found 1 hour ago
S$609
Return
found 1 hour ago
Select Delta flight, departing Tue, 7 Jul from Portland to Seattle, returning Fri, 10 Jul, priced at S$609 found 1 hour ago
United
Tue, 7 Jul - Fri, 10 Jul
PDX
Portland
SEA
Seattle
S$638 Return, found 1 hour ago
S$638
Return
found 1 hour ago
Select United flight, departing Tue, 7 Jul from Portland to Seattle, returning Fri, 10 Jul, priced at S$638 found 1 hour ago
Delta
Tue, 7 Jul - Fri, 10 Jul
PDX
Portland
SEA
Seattle
S$680 Return, found 1 hour ago
S$680
Return
found 1 hour ago
Select Delta flight, departing Tue, 7 Jul from Portland to Seattle, returning Fri, 10 Jul, priced at S$680 found 1 hour ago
United
Tue, 7 Jul - Fri, 10 Jul
PDX
Portland
SEA
Seattle
S$708 Return, found 1 hour ago
S$708
Return
found 1 hour ago
Select United flight, departing Tue, 7 Jul from Portland to Seattle, returning Fri, 10 Jul, priced at S$708 found 1 hour ago
American Airlines
Tue, 7 Jul - Fri, 10 Jul
PDX
Portland
SEA
Seattle
S$753 Return, found 1 hour ago
S$753
Return
found 1 hour ago
Select American Airlines flight, departing Tue, 7 Jul from Portland to Seattle, returning Fri, 10 Jul, priced at S$753 found 1 hour ago
Delta
Tue, 7 Jul - Fri, 10 Jul
PDX
Portland
SEA
Seattle
S$762 Return, found 1 hour ago
S$762
Return
found 1 hour ago
Select Delta flight, departing Tue, 7 Jul from Portland to Seattle, returning Fri, 10 Jul, priced at S$762 found 1 hour ago

Frequently asked questions

How much is a flight from PDX Airport to Seattle - Tacoma Intl. Airport (SEA)?
Round-trip tickets from Portland Airport to Sea-Tac Airport start from S$367. This figure is based on fares offered within the last 7 days on Expedia for flights departing within the next year — book ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Portland Airport to Sea-Tac Airport?
Most flights can be conveniently cancelled online, but whether you are charged a fee varies between airlines. If you do need to cancel your holiday, follow the instructions in the Customer Service Portal.
How do I find cheap flights from PDX Airport to Sea-Tac Airport 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 PDX Airport to Seattle - Tacoma Intl. Airport (SEA) flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Portland Airport to SEA?
It takes around 1 hour and 1 minute to jet from Portland Intl. Airport (PDX) to Seattle - Tacoma Intl. Airport (SEA) — just enough time for a quick snooze. You'll be landing in SeaTac by the time you open your eyes.
How far is the flight from Portland Intl. Airport (PDX) to Seattle - Tacoma Intl. Airport (SEA)?
The distance from Portland Intl. Airport (PDX) (PDX) to Sea-Tac Airport (SEA) is only 210 kilometres. You'll be disembarking the plane and collecting your suitcase from the carousel in no time.
Which airlines fly direct from PDX to Sea-Tac Airport?
With 495 flights every month from PDX to Seattle - Tacoma Intl. Airport (SEA), Alaska Airlines (AS) is a top choice. If you'd like more options, check out the fares from Delta Air Lines (DL). This airline offers 212 flights a month between these airports.
Are Portland Intl. Airport (PDX) to Sea-Tac Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from PDX Airport to SEA last minute could be your ticket to a great deal. However, it could end up costing a great deal more! If you'd prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to a year in advance. If your preferred air carrier hasn't released tickets yet, check back regularly as deals are updated all the time on Expedia.

Travel information

0
Origin airport
Portland Intl.
Destination airport
Seattle - Tacoma Intl.
Return price
S$366
Distance
206 km

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