Flights to Mukilteo from Portland - $69

Cheap Flights from Portland to Mukilteo (PDX-SEA)

Prices were available within the past 7 days and start at $69 for one-way flights and $137 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, May 20 - Wed, May 21

PDX

Portland

SEA

Seattle

$137 Roundtrip, found 8 hours ago

$137

Roundtrip

found 8 hours ago

Select Alaska Airlines flight, departing Tue, May 20 from Portland to Seattle, returning Wed, May 21, priced at $137 found 8 hours ago

Wed, May 28 - Tue, Jun 3

PDX

Portland

SEA

Seattle

$137 Roundtrip, found 17 hours ago

$137

Roundtrip

found 17 hours ago

Select Delta flight, departing Wed, May 28 from Portland to Seattle, returning Tue, Jun 3, priced at $137 found 17 hours ago

Wed, May 28 - Tue, Jun 3

PDX

Portland

SEA

Seattle

$138 Roundtrip, found 17 hours ago

$138

Roundtrip

found 17 hours ago

Select Delta flight, departing Wed, May 28 from Portland to Seattle, returning Tue, Jun 3, priced at $138 found 17 hours ago

Fri, May 16 - Thu, May 22

PDX

Portland

SEA

Seattle

$157 Roundtrip, found 8 hours ago

$157

Roundtrip

found 8 hours ago

Select Hawaiian Airlines flight, departing Fri, May 16 from Portland to Seattle, returning Thu, May 22, priced at $157 found 8 hours ago

Wed, Jun 11 - Fri, Jun 13

PDX

Portland

SEA

Seattle

$327 Roundtrip, found 18 hours ago

$327

Roundtrip

found 18 hours ago

Select Southwest Airlines flight, departing Wed, Jun 11 from Portland to Seattle, returning Fri, Jun 13, priced at $327 found 18 hours ago

Tue, Jun 3 - Tue, Jun 10

PDX

Portland

SEA

Seattle

$403 Roundtrip, found 2 days ago

$403

Roundtrip

found 2 days ago

Select United flight, departing Tue, Jun 3 from Portland to Seattle, returning Tue, Jun 10, priced at $403 found 2 days ago