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Flights from Portland International Airport (PDX) to Seattle-Tacoma International Airport (SEA)
Flights to Seattle
Washington
United States of America
Flights
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Popular airlines from Portland International Airport (PDX) to Seattle-Tacoma International Airport (SEA)

Alaska Airlines
Delta
Southwest Airlines
United
American Airlines
JetBlue Airways

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Cheap Flights from Portland to Seattle (PDX-SEA)

Prices were available within the past 7 days and start at NT$3,831 for one-way flights and NT$6,043 for roundtrip, for the period specified. Prices and availability are subject to change.

All deals

One way

Roundtrip

Sat, Aug 29 - Sat, Sep 5

PDX

Portland

SEA

Seattle

NT$6,043

Roundtrip

Found 2 days ago

Select Delta flight, departing Sat, Aug 29 from Portland to Seattle, returning Sat, Sep 5, priced at NT$6,043 Found 2 days ago

Wed, Nov 25 - Sun, Nov 29

PDX

Portland

SEA

Seattle

NT$8,281

Roundtrip

Found 5 days ago

Select Delta flight, departing Wed, Nov 25 from Portland to Seattle, returning Sun, Nov 29, priced at NT$8,281 Found 5 days ago

Thu, Aug 6 - Sun, Aug 9

PDX

Portland

SEA

Seattle

NT$10,571

Roundtrip

Found 2 days ago

Select Delta flight, departing Thu, Aug 6 from Portland to Seattle, returning Sun, Aug 9, priced at NT$10,571 Found 2 days ago

Thu, Aug 6 - Mon, Aug 10

PDX

Portland

SEA

Seattle

NT$10,599

Roundtrip

Found 4 days ago

Select Delta flight, departing Thu, Aug 6 from Portland to Seattle, returning Mon, Aug 10, priced at NT$10,599 Found 4 days ago

Thu, Aug 6 - Mon, Aug 10

PDX

Portland

SEA

Seattle

NT$11,281

Roundtrip

Found 4 days ago

Select Delta flight, departing Thu, Aug 6 from Portland to Seattle, returning Mon, Aug 10, priced at NT$11,281 Found 4 days ago

Sat, Aug 29 - Sat, Sep 5

PDX

Portland

SEA

Seattle

NT$11,329

Roundtrip

Found 2 days ago

Select United flight, departing Sat, Aug 29 from Portland to Seattle, returning Sat, Sep 5, priced at NT$11,329 Found 2 days ago

Thu, Aug 6 - Mon, Aug 10

PDX

Portland

SEA

Seattle

NT$12,221

Roundtrip

Found 4 days ago

Select Delta flight, departing Thu, Aug 6 from Portland to Seattle, returning Mon, Aug 10, priced at NT$12,221 Found 4 days ago

Thu, Aug 6 - Mon, Aug 10

PDX

Portland

SEA

Seattle

NT$14,005

Roundtrip

Found 4 days ago

Select Delta flight, departing Thu, Aug 6 from Portland to Seattle, returning Mon, Aug 10, priced at NT$14,005 Found 4 days ago

Sat, Aug 29 - Sat, Sep 5

PDX

Portland

SEA

Seattle

NT$14,401

Roundtrip

Found 2 days ago

Select Delta flight, departing Sat, Aug 29 from Portland to Seattle, returning Sat, Sep 5, priced at NT$14,401 Found 2 days ago

Sat, Aug 29 - Sat, Sep 5

PDX

Portland

SEA

Seattle

NT$15,597

Roundtrip

Found 2 days ago

Select American Airlines flight, departing Sat, Aug 29 from Portland to Seattle, returning Sat, Sep 5, priced at NT$15,597 Found 2 days ago

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

March is typically the cheapest month to fly

From NT$3,156 - NT$8,666 per traveler.

Travel information

Origin airport	Portland International Airport
Destination airport	Seattle-Tacoma International Airport
Distance	207 km away
Airlines serving	Alaska Airlines, Delta, Southwest Airlines, United, American Airlines, JetBlue Airways
Popular airline	Alaska Airlines
Roundtrip price	NT$6,043
Average flight time	1 hour 17 mins

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NT$3,831 Cheap Flights from Portland (PDX) to Seattle (SEA)

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

Be in the know

Book smarter

Earn twice

Cheap Flights from Portland to Seattle (PDX-SEA)

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

March is typically the cheapest month to flyMarch is typically the cheapest month to fly

Travel information

Explore a world of travel with Expedia

March is typically the cheapest month to fly