Alaska Airlines Flight AS2109 Deals & Information (2025/2026)

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Alaska Airlines Flight 2109 Route Deals From $59

The cheapest prices found with in the last 7 days for return flights were $127 and $59 for one-way flights to Seattle - Tacoma Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Aug 12 - Thu, Aug 14
RDM
Robert's Field
SEA
Seattle - Tacoma Intl.
$127 Roundtrip, found 6 hours ago
$127
Roundtrip
found 6 hours ago
Select Alaska Airlines flight, departing Tue, Aug 12 from Robert's Field to Seattle - Tacoma Intl., returning Thu, Aug 14, priced at $127 found 6 hours ago
Sat, Aug 23 - Tue, Aug 26
RDM
Robert's Field
SEA
Seattle - Tacoma Intl.
$137 Roundtrip, found 3 hours ago
$137
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Sat, Aug 23 from Robert's Field to Seattle - Tacoma Intl., returning Tue, Aug 26, priced at $137 found 3 hours ago
Thu, Aug 28 - Sun, Aug 31
RDM
Robert's Field
SEA
Seattle - Tacoma Intl.
$137 Roundtrip, found 1 hour ago
$137
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Thu, Aug 28 from Robert's Field to Seattle - Tacoma Intl., returning Sun, Aug 31, priced at $137 found 1 hour ago
Sat, Sep 6 - Wed, Sep 10
RDM
Robert's Field
SEA
Seattle - Tacoma Intl.
$139 Roundtrip, found 4 days ago
$139
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Sep 6 from Robert's Field to Seattle - Tacoma Intl., returning Wed, Sep 10, priced at $139 found 4 days ago
Sat, Oct 4 - Sat, Oct 11
RDM
Robert's Field
SEA
Seattle - Tacoma Intl.
$139 Roundtrip, found 7 hours ago
$139
Roundtrip
found 7 hours ago
Select Alaska Airlines flight, departing Sat, Oct 4 from Robert's Field to Seattle - Tacoma Intl., returning Sat, Oct 11, priced at $139 found 7 hours ago
Fri, Sep 19 - Sun, Sep 21
RDM
Robert's Field
SEA
Seattle - Tacoma Intl.
$147 Roundtrip, found 11 hours ago
$147
Roundtrip
found 11 hours ago
Select Alaska Airlines flight, departing Fri, Sep 19 from Robert's Field to Seattle - Tacoma Intl., returning Sun, Sep 21, priced at $147 found 11 hours ago
Sat, Aug 16 - Sun, Aug 17
RDM
Robert's Field
SEA
Seattle - Tacoma Intl.
$147 Roundtrip, found 9 hours ago
$147
Roundtrip
found 9 hours ago
Select Alaska Airlines flight, departing Sat, Aug 16 from Robert's Field to Seattle - Tacoma Intl., returning Sun, Aug 17, priced at $147 found 9 hours ago
Fri, Oct 17 - Sat, Oct 18
RDM
Robert's Field
SEA
Seattle - Tacoma Intl.
$149 Roundtrip, found 18 hours ago
$149
Roundtrip
found 18 hours ago
Select Alaska Airlines flight, departing Fri, Oct 17 from Robert's Field to Seattle - Tacoma Intl., returning Sat, Oct 18, priced at $149 found 18 hours ago
Sat, Oct 4 - Sat, Oct 11
RDM
Robert's Field
SEA
Seattle - Tacoma Intl.
$155 Roundtrip, found 7 hours ago
$155
Roundtrip
found 7 hours ago
Select Alaska Airlines flight, departing Sat, Oct 4 from Robert's Field to Seattle - Tacoma Intl., returning Sat, Oct 11, priced at $155 found 7 hours ago
Sat, Oct 4 - Sat, Oct 11
RDM
Robert's Field
SEA
Seattle - Tacoma Intl.
$157 Roundtrip, found 7 hours ago
$157
Roundtrip
found 7 hours ago
Select Alaska Airlines flight, departing Sat, Oct 4 from Robert's Field to Seattle - Tacoma Intl., returning Sat, Oct 11, priced at $157 found 7 hours ago

Frequently asked questions

What route does flight number AS2109 take?
AS2109 flies non-stop from Tri-Cities Airport (PSC) to Seattle, WA Airport (SEA-Seattle - Tacoma Intl.). During this journey, you’ll be in the air for 1 hour and 3 minutes. Book ahead to lock in your favorite seat.
How often is AS2109 on time?
If you’re flying on Alaska Airlines flight number AS2109 between Pasco, WA Airport (PSC-Tri-Cities) and SEA, you’ll be glad to know that 81% of these journeys arrive on time. If your plane does happen to be delayed, the average wait is roughly 15 minutes. This route has a 2.95-star rating.
What kind of plane is on flight number AS2109?
There’s a good chance you’ll find yourself hopping on board a Bombardier DHC-8-400 if you’ve reserved a seat on flight AS2109. This flight typically heads off from Tri-Cities Airport (PSC) and comes in to land at Sea-Tac Airport.
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 AS2109 flight with Travelocity, please visit our Customer Service Portal.