￥29,510 Cheap Flights from Portland (PWM) to Seattle (SEA)

View ￥29,510 flight on Fri, Oct 3, 2025Opens in a new window

Popular airlines from Portland Intl. Jetport Airport (PWM) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Portland to Seattle (PWM-SEA)

Prices were available within the past 7 days and start at ￥29,510 for one-way flights and ￥66,440 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Oct 20 - Sat, Oct 25
PWM
Portland
SEA
Seattle
￥66,440 Roundtrip, found 5 days ago
￥66,440
Roundtrip
found 5 days ago
Select American Airlines flight, departing Mon, Oct 20 from Portland to Seattle, returning Sat, Oct 25, priced at ￥66,440 found 5 days ago
United
Mon, Oct 20 - Sat, Oct 25
PWM
Portland
SEA
Seattle
￥72,250 Roundtrip, found 5 days ago
￥72,250
Roundtrip
found 5 days ago
Select United flight, departing Mon, Oct 20 from Portland to Seattle, returning Sat, Oct 25, priced at ￥72,250 found 5 days ago
United
Mon, Oct 20 - Sat, Oct 25
PWM
Portland
SEA
Seattle
￥75,260 Roundtrip, found 5 days ago
￥75,260
Roundtrip
found 5 days ago
Select United flight, departing Mon, Oct 20 from Portland to Seattle, returning Sat, Oct 25, priced at ￥75,260 found 5 days ago
Delta
Mon, Oct 20 - Sat, Oct 25
PWM
Portland
SEA
Seattle
￥76,760 Roundtrip, found 5 days ago
￥76,760
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, Oct 20 from Portland to Seattle, returning Sat, Oct 25, priced at ￥76,760 found 5 days ago
American Airlines
Mon, Oct 20 - Sat, Oct 25
PWM
Portland
SEA
Seattle
￥77,940 Roundtrip, found 5 days ago
￥77,940
Roundtrip
found 5 days ago
Select American Airlines flight, departing Mon, Oct 20 from Portland to Seattle, returning Sat, Oct 25, priced at ￥77,940 found 5 days ago
United
Mon, Oct 20 - Sat, Oct 25
PWM
Portland
SEA
Seattle
￥80,430 Roundtrip, found 5 days ago
￥80,430
Roundtrip
found 5 days ago
Select United flight, departing Mon, Oct 20 from Portland to Seattle, returning Sat, Oct 25, priced at ￥80,430 found 5 days ago
Delta
Mon, Oct 20 - Sat, Oct 25
PWM
Portland
SEA
Seattle
￥81,280 Roundtrip, found 5 days ago
￥81,280
Roundtrip
found 5 days ago
Select Delta flight, departing Mon, Oct 20 from Portland to Seattle, returning Sat, Oct 25, priced at ￥81,280 found 5 days ago
United
Mon, Oct 20 - Sat, Oct 25
PWM
Portland
SEA
Seattle
￥82,030 Roundtrip, found 5 days ago
￥82,030
Roundtrip
found 5 days ago
Select United flight, departing Mon, Oct 20 from Portland to Seattle, returning Sat, Oct 25, priced at ￥82,030 found 5 days ago
United
Mon, Oct 20 - Sat, Oct 25
PWM
Portland
SEA
Seattle
￥83,440 Roundtrip, found 5 days ago
￥83,440
Roundtrip
found 5 days ago
Select United flight, departing Mon, Oct 20 from Portland to Seattle, returning Sat, Oct 25, priced at ￥83,440 found 5 days ago
United
Mon, Oct 20 - Sat, Oct 25
PWM
Portland
SEA
Seattle
￥84,290 Roundtrip, found 5 days ago
￥84,290
Roundtrip
found 5 days ago
Select United flight, departing Mon, Oct 20 from Portland to Seattle, returning Sat, Oct 25, priced at ￥84,290 found 5 days ago

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

September is typically the cheapest month to fly

From ￥38,311 - ￥90,613 per traveler.

Frequently asked questions

How much is a flight from Portland Intl. Jetport Airport (PWM) to SEA?
Start packing your bags, because round-trip flights between Portland Intl. Jetport Airport (PWM) and Seattle - Tacoma Intl. Airport (SEA) start from ￥66,440. That's based on airfares available within the last 7 days on Expedia for flights departing within the next year. Prices can rise quickly, so book now to score the best deal. 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 Intl. Jetport to Seattle - Tacoma Intl. Airport (SEA)?
We get that life can throw the odd curveball, so we've made it as easy as possible for you to cancel your trip online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from Portland Intl. Jetport to Seattle - Tacoma Intl. Airport (SEA) 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 Portland Intl. Jetport Airport (PWM) to Sea-Tac Airport flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Portland Intl. Jetport Airport (PWM) to SEA?
It takes about 7 hours and 38 minutes to fly from Portland Intl. Jetport Airport (PWM) to Seattle - Tacoma Intl. Airport (SEA). But with your favorite playlist and a good novel, the hours will pass by quicker.
How far is the flight from Portland Intl. Jetport Airport (PWM) to SEA?
It's around 4,000 kilometers between Portland and SeaTac, so expect to be flying for a while. Keep yourself entertained by packing things like a magazine or the latest bestseller.
Which airlines fly direct from PWM to SEA?
If you want to fly straight from Portland Intl. Jetport to Sea-Tac Airport, you'll have to book a flight with one or more stops. Unfortunately, there aren't any airlines that fly directly between these airports.
Are Portland Intl. Jetport Airport (PWM) to Sea-Tac Airport flight tickets cheaper when they're purchased at the last minute?
It is possible to find an awesome last-minute deal from Portland Intl. Jetport Airport (PWM) to Seattle - Tacoma Intl. Airport (SEA), but it can also be hit-or-miss. As many airlines release prices up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to pounce when you see a good bargain. Expedia compares air carrier prices and updates flight deals often, so you can feel confident knowing you're always seeing the latest offers.

Travel information

Travel information

Origin airport
Portland Intl. Jetport
Destination airport
Seattle - Tacoma Intl.
Roundtrip price
￥66,440
Distance
3971 km

Book with confidence

Book with confidence

Portland to Seattle Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Portland to will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Seattle.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with PWM to SEA flights that won’t make your bank account wince. Ready to temporarily leave behind Portland for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to SEA with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Portland to Seattle Flights

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Explore a world of travel with Expedia

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