Alaska Airlines Flight 729 Deals & Information (2026/2027)

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Alaska Airlines Flight 729 Route Deals From $69

The cheapest prices found with in the last 7 days for return flights were $137 and $69 for one-way flights to Portland Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Apr 30 - Wed, May 6
SAN
San Diego Intl.
PDX
Portland Intl.
$137 Roundtrip, found 1 day ago
$137
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, Apr 30 from San Diego Intl. to Portland Intl., returning Wed, May 6, priced at $137 found 1 day ago
Fri, Apr 24 - Thu, Apr 30
SAN
San Diego Intl.
PDX
Portland Intl.
$140 Roundtrip, found 1 day ago
$140
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Fri, Apr 24 from San Diego Intl. to Portland Intl., returning Thu, Apr 30, priced at $140 found 1 day ago
Tue, Apr 28 - Wed, Apr 29
SAN
San Diego Intl.
PDX
Portland Intl.
$161 Roundtrip, found 13 hours ago
$161
Roundtrip
found 13 hours ago
Select Alaska Airlines flight, departing Tue, Apr 28 from San Diego Intl. to Portland Intl., returning Wed, Apr 29, priced at $161 found 13 hours ago
Wed, May 6 - Thu, May 7
SAN
San Diego Intl.
PDX
Portland Intl.
$165 Roundtrip, found 2 days ago
$165
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, May 6 from San Diego Intl. to Portland Intl., returning Thu, May 7, priced at $165 found 2 days ago
Tue, Jun 2 - Tue, Jun 9
SAN
San Diego Intl.
PDX
Portland Intl.
$165 Roundtrip, found 19 hours ago
$165
Roundtrip
found 19 hours ago
Select Alaska Airlines flight, departing Tue, Jun 2 from San Diego Intl. to Portland Intl., returning Tue, Jun 9, priced at $165 found 19 hours ago
Tue, Apr 28 - Wed, Apr 29
SAN
San Diego Intl.
PDX
Portland Intl.
$166 Roundtrip, found 13 hours ago
$166
Roundtrip
found 13 hours ago
Select Alaska Airlines flight, departing Tue, Apr 28 from San Diego Intl. to Portland Intl., returning Wed, Apr 29, priced at $166 found 13 hours ago
Thu, Apr 30 - Wed, May 6
SAN
San Diego Intl.
PDX
Portland Intl.
$167 Roundtrip, found 1 day ago
$167
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, Apr 30 from San Diego Intl. to Portland Intl., returning Wed, May 6, priced at $167 found 1 day ago
Wed, May 20 - Tue, May 26
SAN
San Diego Intl.
PDX
Portland Intl.
$169 Roundtrip, found 12 hours ago
$169
Roundtrip
found 12 hours ago
Select Alaska Airlines flight, departing Wed, May 20 from San Diego Intl. to Portland Intl., returning Tue, May 26, priced at $169 found 12 hours ago
Thu, Apr 30 - Wed, May 6
SAN
San Diego Intl.
PDX
Portland Intl.
$170 Roundtrip, found 1 day ago
$170
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, Apr 30 from San Diego Intl. to Portland Intl., returning Wed, May 6, priced at $170 found 1 day ago
Wed, May 13 - Tue, May 19
SAN
San Diego Intl.
PDX
Portland Intl.
$171 Roundtrip, found 1 day ago
$171
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Wed, May 13 from San Diego Intl. to Portland Intl., returning Tue, May 19, priced at $171 found 1 day ago

Frequently asked questions

What route does flight number AS729 take?
You'll be landing at SEA from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) if you're traveling on flight number AS729. You'll be in the air for 4 hours and 20 minutes during this trip. It's also worthwhile noting that it conveniently operates non-stop.
What terminal does AS729 fly out of?
Flight number AS729 runs between STL and Seattle, WA Airport (SEA-Seattle - Tacoma Intl.), and those taking this flight typically take off from Terminal 1.
What kind of plane is on flight number AS729?
The Boeing 737-900 is the type of plane most commonly used for flight AS729. Usually, this flight departs from Lambert Field and touches down at Seattle, WA Airport (SEA-Seattle - Tacoma Intl.).
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 AS729 flight with Travelocity, please visit our Customer Service Portal.