$309 Cheap Alaska Airlines flights Portland (PDX) to Washington (DCA)

View $309 flight on Wed, Jun 17, 2026Opens in a new window

$309 Cheap Alaska Airlines flights Portland (PDX) to Washington (DCA)

Prices were available within the past 7 days and start at $309 for one-way flights and $590 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Jun 17 - Wed, Jun 24
PDX
Portland
DCA
Washington
$590 Roundtrip, found 13 hours ago
$590
Roundtrip
found 13 hours ago
Select Alaska Airlines flight, departing Wed, Jun 17 from Portland to Washington, returning Wed, Jun 24, priced at $590 found 13 hours ago
Alaska Airlines
Wed, Jun 17 - Wed, Jun 24
PDX
Portland
DCA
Washington
$648 Roundtrip, found 13 hours ago
$648
Roundtrip
found 13 hours ago
Select Alaska Airlines flight, departing Wed, Jun 17 from Portland to Washington, returning Wed, Jun 24, priced at $648 found 13 hours ago

Find the cheapest month to fly from Portland (PDX) to Washington (DCA)

January is typically the cheapest month to fly

From $138 - $475 per traveler.

Travel information

Origin airport
Portland Intl.
Destination airport
Ronald Reagan Washington National
Airlines serving
Alaska Airlines, American Airlines, Delta, Southwest Airlines, United
Popular airline
United
Distance
3750 km
Average flight time
9 hours 53 mins

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