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

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Alaska Airlines Flight 91 Route Deals From $211

The cheapest prices found with in the last 7 days for return flights were $379 and $211 for one-way flights to Sitka for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Sep 16 - Sun, Sep 20
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$379 Roundtrip, found 21 hours ago
$379
Roundtrip
found 21 hours ago
Select Alaska Airlines flight, departing Wed, Sep 16 from Seattle - Tacoma Intl. to Sitka, returning Sun, Sep 20, priced at $379 found 21 hours ago
Fri, Sep 11 - Thu, Sep 17
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$379 Roundtrip, found 21 hours ago
$379
Roundtrip
found 21 hours ago
Select Alaska Airlines flight, departing Fri, Sep 11 from Seattle - Tacoma Intl. to Sitka, returning Thu, Sep 17, priced at $379 found 21 hours ago
Mon, Oct 19 - Sat, Oct 24
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$383 Roundtrip, found 23 hours ago
$383
Roundtrip
found 23 hours ago
Select Alaska Airlines flight, departing Mon, Oct 19 from Seattle - Tacoma Intl. to Sitka, returning Sat, Oct 24, priced at $383 found 23 hours ago
Mon, Oct 19 - Sat, Oct 24
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$388 Roundtrip, found 23 hours ago
$388
Roundtrip
found 23 hours ago
Select Alaska Airlines flight, departing Mon, Oct 19 from Seattle - Tacoma Intl. to Sitka, returning Sat, Oct 24, priced at $388 found 23 hours ago
Fri, Sep 11 - Thu, Sep 17
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$389 Roundtrip, found 21 hours ago
$389
Roundtrip
found 21 hours ago
Select Alaska Airlines flight, departing Fri, Sep 11 from Seattle - Tacoma Intl. to Sitka, returning Thu, Sep 17, priced at $389 found 21 hours ago
Sat, Oct 3 - Sun, Oct 4
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$391 Roundtrip, found 1 day ago
$391
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, Oct 3 from Seattle - Tacoma Intl. to Sitka, returning Sun, Oct 4, priced at $391 found 1 day ago
Mon, Oct 19 - Sat, Oct 24
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$394 Roundtrip, found 23 hours ago
$394
Roundtrip
found 23 hours ago
Select Alaska Airlines flight, departing Mon, Oct 19 from Seattle - Tacoma Intl. to Sitka, returning Sat, Oct 24, priced at $394 found 23 hours ago
Sat, Oct 3 - Sun, Oct 4
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$396 Roundtrip, found 1 day ago
$396
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, Oct 3 from Seattle - Tacoma Intl. to Sitka, returning Sun, Oct 4, priced at $396 found 1 day ago
Fri, Sep 11 - Thu, Sep 17
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$399 Roundtrip, found 21 hours ago
$399
Roundtrip
found 21 hours ago
Select Alaska Airlines flight, departing Fri, Sep 11 from Seattle - Tacoma Intl. to Sitka, returning Thu, Sep 17, priced at $399 found 21 hours ago
Sat, Oct 3 - Sun, Oct 4
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$401 Roundtrip, found 1 day ago
$401
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, Oct 3 from Seattle - Tacoma Intl. to Sitka, returning Sun, Oct 4, priced at $401 found 1 day 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.