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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
JetBlue Airways
American Airlines

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Cheap Flights from Portland to Seattle (PDX-SEA)

Prices were available within the past 7 days and start at NT$3,781 for one-way flights and NT$5,653 for roundtrip, for the period specified. Prices and availability are subject to change.

All deals

One way

Roundtrip

Tue, Oct 6 - Sat, Oct 10

PDX

Portland

SEA

Seattle

NT$5,653

Roundtrip

Found 4 days ago

Select Delta flight, departing Tue, Oct 6 from Portland to Seattle, returning Sat, Oct 10, priced at NT$5,653 Found 4 days ago

Thu, Aug 27 - Wed, Sep 9

PDX

Portland

SEA

Seattle

NT$5,972

Roundtrip

Found 4 days ago

Select Delta flight, departing Thu, Aug 27 from Portland to Seattle, returning Wed, Sep 9, priced at NT$5,972 Found 4 days ago

Thu, Aug 27 - Wed, Sep 9

PDX

Portland

SEA

Seattle

NT$7,890

Roundtrip

Found 4 days ago

Select Delta flight, departing Thu, Aug 27 from Portland to Seattle, returning Wed, Sep 9, priced at NT$7,890 Found 4 days ago

Tue, Oct 6 - Sat, Oct 10

PDX

Portland

SEA

Seattle

NT$8,209

Roundtrip

Found 4 days ago

Select Delta flight, departing Tue, Oct 6 from Portland to Seattle, returning Sat, Oct 10, priced at NT$8,209 Found 4 days ago

Thu, Aug 27 - Wed, Sep 9

PDX

Portland

SEA

Seattle

NT$8,529

Roundtrip

Found 4 days ago

Select Delta flight, departing Thu, Aug 27 from Portland to Seattle, returning Wed, Sep 9, priced at NT$8,529 Found 4 days ago

Wed, Sep 23 - Fri, Oct 9

PDX

Portland

SEA

Seattle

NT$8,849

Roundtrip

Found 4 days ago

Select Delta flight, departing Wed, Sep 23 from Portland to Seattle, returning Fri, Oct 9, priced at NT$8,849 Found 4 days ago

Wed, Sep 23 - Fri, Oct 9

PDX

Portland

SEA

Seattle

NT$9,738

Roundtrip

Found 4 days ago

Select Delta flight, departing Wed, Sep 23 from Portland to Seattle, returning Fri, Oct 9, priced at NT$9,738 Found 4 days ago

Tue, Oct 6 - Sat, Oct 10

PDX

Portland

SEA

Seattle

NT$9,807

Roundtrip

Found 4 days ago

Select Delta flight, departing Tue, Oct 6 from Portland to Seattle, returning Sat, Oct 10, priced at NT$9,807 Found 4 days ago

Tue, Oct 6 - Sat, Oct 10

PDX

Portland

SEA

Seattle

NT$9,808

Roundtrip

Found 4 days ago

Select Delta flight, departing Tue, Oct 6 from Portland to Seattle, returning Sat, Oct 10, priced at NT$9,808 Found 4 days ago

Sat, Aug 22 - Sun, Aug 23

PDX

Portland

SEA

Seattle

NT$21,941

Roundtrip

Found 4 days ago

Select American Airlines flight, departing Sat, Aug 22 from Portland to Seattle, returning Sun, Aug 23, priced at NT$21,941 Found 4 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, JetBlue Airways, American Airlines
Popular airline	Alaska Airlines
Roundtrip price	NT$5,653
Average flight time	1 hour 17 mins

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NT$3,781 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