Alaska Airlines Flight 523 Deals & Information (2026/2027)

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Alaska Airlines Flight 523 Route Deals From $59

The cheapest prices found with in the last 7 days for return flights were $97 and $59 for one-way flights to Seattle - Tacoma Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Apr 8 - Mon, May 4
SJC
Norman Y. Mineta San Jose Intl.
SEA
Seattle - Tacoma Intl.
$97 Roundtrip, found 5 days ago
$97
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Wed, Apr 8 from Norman Y. Mineta San Jose Intl. to Seattle - Tacoma Intl., returning Mon, May 4, priced at $97 found 5 days ago
Sat, Mar 14 - Tue, Mar 17
SJC
Norman Y. Mineta San Jose Intl.
SEA
Seattle - Tacoma Intl.
$98 Roundtrip, found 4 days ago
$98
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Mar 14 from Norman Y. Mineta San Jose Intl. to Seattle - Tacoma Intl., returning Tue, Mar 17, priced at $98 found 4 days ago
Tue, Mar 10 - Fri, Mar 13
SJC
Norman Y. Mineta San Jose Intl.
SEA
Seattle - Tacoma Intl.
$99 Roundtrip, found 4 days ago
$99
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Mar 10 from Norman Y. Mineta San Jose Intl. to Seattle - Tacoma Intl., returning Fri, Mar 13, priced at $99 found 4 days ago
Thu, Mar 5 - Wed, Mar 11
SJC
Norman Y. Mineta San Jose Intl.
SEA
Seattle - Tacoma Intl.
$119 Roundtrip, found 3 days ago
$119
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Thu, Mar 5 from Norman Y. Mineta San Jose Intl. to Seattle - Tacoma Intl., returning Wed, Mar 11, priced at $119 found 3 days ago
Tue, Feb 24 - Sat, Feb 28
SJC
Norman Y. Mineta San Jose Intl.
SEA
Seattle - Tacoma Intl.
$121 Roundtrip, found 3 days ago
$121
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Tue, Feb 24 from Norman Y. Mineta San Jose Intl. to Seattle - Tacoma Intl., returning Sat, Feb 28, priced at $121 found 3 days ago
Sat, Mar 14 - Tue, Mar 17
SJC
Norman Y. Mineta San Jose Intl.
SEA
Seattle - Tacoma Intl.
$131 Roundtrip, found 4 days ago
$131
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Mar 14 from Norman Y. Mineta San Jose Intl. to Seattle - Tacoma Intl., returning Tue, Mar 17, priced at $131 found 4 days ago
Wed, Apr 8 - Mon, May 4
SJC
Norman Y. Mineta San Jose Intl.
SEA
Seattle - Tacoma Intl.
$132 Roundtrip, found 5 days ago
$132
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Wed, Apr 8 from Norman Y. Mineta San Jose Intl. to Seattle - Tacoma Intl., returning Mon, May 4, priced at $132 found 5 days ago
Fri, Mar 6 - Mon, Mar 9
SJC
Norman Y. Mineta San Jose Intl.
SEA
Seattle - Tacoma Intl.
$134 Roundtrip, found 4 days ago
$134
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Fri, Mar 6 from Norman Y. Mineta San Jose Intl. to Seattle - Tacoma Intl., returning Mon, Mar 9, priced at $134 found 4 days ago
Tue, Mar 3 - Wed, Mar 4
SJC
Norman Y. Mineta San Jose Intl.
SEA
Seattle - Tacoma Intl.
$137 Roundtrip, found 4 days ago
$137
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Mar 3 from Norman Y. Mineta San Jose Intl. to Seattle - Tacoma Intl., returning Wed, Mar 4, priced at $137 found 4 days ago
Sat, Mar 7 - Sun, Mar 8
SJC
Norman Y. Mineta San Jose Intl.
SEA
Seattle - Tacoma Intl.
$141 Roundtrip, found 3 days ago
$141
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sat, Mar 7 from Norman Y. Mineta San Jose Intl. to Seattle - Tacoma Intl., returning Sun, Mar 8, priced at $141 found 3 days ago

Frequently asked questions

What route does flight number AS523 take?
AS523 operates direct from TPA to Seattle, WA Airport (SEA-Seattle - Tacoma Intl.). During this trip, expect to be in the air for roughly 6 hours. It pays to book ahead to lock in your favorite seat.
What kind of plane is on flight number AS523?
The Boeing 737-900 is the type of aircraft most often used for flight AS523. This flight typically leaves from Tampa Airport and lands at Seattle - Tacoma Intl. Airport (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 AS523 flight with Travelocity, please visit our Customer Service Portal.