Alaska Airlines Flight 409 Deals & Information (2026/2027)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Alaska Airlines Flight 409 Route Deals From

The cheapest prices found with in the last 7 days for return flights were $297 and for one-way flights to Seattle - Tacoma Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Dec 4 - Fri, Dec 11
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$297 Roundtrip, just found
$297
Roundtrip
just found
Select Alaska Airlines flight, departing Fri, Dec 4 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Fri, Dec 11, priced at $297 just found
Fri, Dec 4 - Fri, Dec 11
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$333 Roundtrip, just found
$333
Roundtrip
just found
Select Alaska Airlines flight, departing Fri, Dec 4 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Fri, Dec 11, priced at $333 just found
Mon, Dec 14 - Wed, Dec 16
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$337 Roundtrip, found 1 day ago
$337
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Mon, Dec 14 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Wed, Dec 16, priced at $337 found 1 day ago
Sat, Dec 12 - Sat, Jan 9
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$343 Roundtrip, found 1 hour ago
$343
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Sat, Dec 12 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Sat, Jan 9, priced at $343 found 1 hour ago
Mon, Dec 14 - Mon, Dec 21
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$345 Roundtrip, found 2 days ago
$345
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Mon, Dec 14 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Mon, Dec 21, priced at $345 found 2 days ago
Mon, Dec 14 - Tue, Jan 19
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$347 Roundtrip, found 4 days ago
$347
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Mon, Dec 14 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Tue, Jan 19, priced at $347 found 4 days ago
Wed, Dec 16 - Mon, Dec 21
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$351 Roundtrip, found 2 days ago
$351
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Dec 16 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Mon, Dec 21, priced at $351 found 2 days ago
Thu, Dec 3 - Wed, Jan 13
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$353 Roundtrip, found 10 hours ago
$353
Roundtrip
found 10 hours ago
Select Alaska Airlines flight, departing Thu, Dec 3 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Wed, Jan 13, priced at $353 found 10 hours ago
Mon, Dec 14 - Thu, Dec 17
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$357 Roundtrip, found 6 days ago
$357
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon, Dec 14 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Thu, Dec 17, priced at $357 found 6 days ago
Fri, Dec 11 - Sun, Dec 13
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$359 Roundtrip, found 1 day ago
$359
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Fri, Dec 11 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Sun, Dec 13, priced at $359 found 1 day ago
Mon, Dec 14 - Mon, Dec 21
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$360 Roundtrip, found 2 days ago
$360
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Mon, Dec 14 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Mon, Dec 21, priced at $360 found 2 days ago
Fri, Dec 4 - Fri, Dec 11
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$363 Roundtrip, just found
$363
Roundtrip
just found
Select Alaska Airlines flight, departing Fri, Dec 4 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Fri, Dec 11, priced at $363 just found
Tue, Dec 15 - Sun, Jan 31
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$367 Roundtrip, found 4 days ago
$367
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Dec 15 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Sun, Jan 31, priced at $367 found 4 days ago
Mon, Dec 7 - Wed, Dec 9
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$368 Roundtrip, found 1 day ago
$368
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Mon, Dec 7 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Wed, Dec 9, priced at $368 found 1 day ago
Sat, Dec 12 - Sat, Jan 9
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$374 Roundtrip, found 1 hour ago
$374
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Sat, Dec 12 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Sat, Jan 9, priced at $374 found 1 hour ago
Sat, Jan 23 - Wed, Jan 27
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$377 Roundtrip, just found
$377
Roundtrip
just found
Select Alaska Airlines flight, departing Sat, Jan 23 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Wed, Jan 27, priced at $377 just found
Thu, Dec 3 - Thu, Dec 10
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$379 Roundtrip, just found
$379
Roundtrip
just found
Select Alaska Airlines flight, departing Thu, Dec 3 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Thu, Dec 10, priced at $379 just found
Sat, Jan 23 - Wed, Jan 27
IAD
Washington Dulles Intl.
SEA
Seattle - Tacoma Intl.
$387 Roundtrip, just found
$387
Roundtrip
just found
Select Alaska Airlines flight, departing Sat, Jan 23 from Washington Dulles Intl. to Seattle - Tacoma Intl., returning Wed, Jan 27, priced at $387 just found

Frequently asked questions

What route does flight number AS409 take?
Flight number AS409 operates non-stop from Portland Intl. Airport (PDX) to Seattle, WA Airport (SEA-Seattle - Tacoma Intl.). During this journey, you'll be in the air for roughly 1 hour. Book ahead to get your preferred seat.
How often is AS409 on time?
Roughly 87% of AS409 flights arrive according to scheduled times — so if you're taking to the skies between PDX and Sea-Tac Airport, you can breathe easy knowing that you'll reach your destination ASAP. In the rare event that this Alaska Airlines plane runs late, the average wait time is around 19 minutes. Due to the airline's high standard, this route has a star rating of 3.85.
What kind of plane is on flight number AS409?
The Airbus A320 is the type of plane that's generally used for flight number AS409. This flight almost always sets off from Portland Airport and arrives at SEA.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your AS409 flight with Travelocity, please visit our Customer Service Portal.