Alaska Airlines Flight 91 Deals & Information (2026/2027)

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Alaska Airlines Flight 91 Route Deals From $224

The cheapest prices found with in the last 7 days for return flights were $428 and $224 for one-way flights to Sitka for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 10 - Wed, Sep 16
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$428 Roundtrip, found 10 hours ago
$428
Roundtrip
found 10 hours ago
Select Alaska Airlines flight, departing Thu, Sep 10 from Seattle - Tacoma Intl. to Sitka, returning Wed, Sep 16, priced at $428 found 10 hours ago
Tue, Aug 25 - Tue, Sep 1
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$448 Roundtrip, found 4 days ago
$448
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Aug 25 from Seattle - Tacoma Intl. to Sitka, returning Tue, Sep 1, priced at $448 found 4 days ago
Wed, Sep 9 - Fri, Sep 11
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$468 Roundtrip, just found
$468
Roundtrip
just found
Select Alaska Airlines flight, departing Wed, Sep 9 from Seattle - Tacoma Intl. to Sitka, returning Fri, Sep 11, priced at $468 just found
Thu, Sep 10 - Wed, Sep 16
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$473 Roundtrip, found 4 days ago
$473
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Thu, Sep 10 from Seattle - Tacoma Intl. to Sitka, returning Wed, Sep 16, priced at $473 found 4 days ago
Fri, Sep 18 - Sun, Sep 20
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$473 Roundtrip, found 20 hours ago
$473
Roundtrip
found 20 hours ago
Select Alaska Airlines flight, departing Fri, Sep 18 from Seattle - Tacoma Intl. to Sitka, returning Sun, Sep 20, priced at $473 found 20 hours ago
Thu, Sep 10 - Wed, Sep 16
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$478 Roundtrip, found 10 hours ago
$478
Roundtrip
found 10 hours ago
Select Alaska Airlines flight, departing Thu, Sep 10 from Seattle - Tacoma Intl. to Sitka, returning Wed, Sep 16, priced at $478 found 10 hours ago
Sun, Aug 2 - Tue, Aug 11
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$478 Roundtrip, found 2 days ago
$478
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sun, Aug 2 from Seattle - Tacoma Intl. to Sitka, returning Tue, Aug 11, priced at $478 found 2 days ago
Thu, Sep 10 - Wed, Sep 16
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$483 Roundtrip, found 10 hours ago
$483
Roundtrip
found 10 hours ago
Select Alaska Airlines flight, departing Thu, Sep 10 from Seattle - Tacoma Intl. to Sitka, returning Wed, Sep 16, priced at $483 found 10 hours ago
Tue, Aug 25 - Tue, Sep 1
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$488 Roundtrip, found 4 days ago
$488
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Aug 25 from Seattle - Tacoma Intl. to Sitka, returning Tue, Sep 1, priced at $488 found 4 days ago
Fri, Aug 14 - Mon, Aug 17
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$489 Roundtrip, found 14 hours ago
$489
Roundtrip
found 14 hours ago
Select Alaska Airlines flight, departing Fri, Aug 14 from Seattle - Tacoma Intl. to Sitka, returning Mon, Aug 17, priced at $489 found 14 hours ago

Frequently asked questions

What route does flight number AS91 take?
You'll be touching down at Sea-Tac Airport from GEG if you've booked a ticket on flight number AS91. You'll be in the sky for 1 hour and 10 minutes on this trip. It's also good to note that the flight conveniently travels non-stop.
What kind of plane is on flight number AS91?
The route for AS91 is almost always Spokane, WA Airport (GEG-Spokane Intl.) to SEA, and the Boeing 737-800 is the type of aircraft you're likely to be jetting off with.
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 AS91 flight with Travelocity, please visit our Customer Service Portal.