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

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Alaska Airlines Flight 91 Route Deals From $213

The cheapest prices found with in the last 7 days for return flights were $379 and $213 for one-way flights to Sitka for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Sep 12 - Tue, Sep 15
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$379 Roundtrip, found 4 days ago
$379
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Sep 12 from Seattle - Tacoma Intl. to Sitka, returning Tue, Sep 15, priced at $379 found 4 days ago
Mon, Oct 19 - Sat, Oct 24
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$383 Roundtrip, found 6 days ago
$383
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon, Oct 19 from Seattle - Tacoma Intl. to Sitka, returning Sat, Oct 24, priced at $383 found 6 days ago
Mon, Oct 19 - Sat, Oct 24
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$388 Roundtrip, found 6 days ago
$388
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon, Oct 19 from Seattle - Tacoma Intl. to Sitka, returning Sat, Oct 24, priced at $388 found 6 days ago
Sat, Sep 12 - Tue, Sep 15
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$389 Roundtrip, found 4 days ago
$389
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Sep 12 from Seattle - Tacoma Intl. to Sitka, returning Tue, Sep 15, priced at $389 found 4 days ago
Mon, Oct 19 - Sat, Oct 24
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$394 Roundtrip, found 6 days ago
$394
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon, Oct 19 from Seattle - Tacoma Intl. to Sitka, returning Sat, Oct 24, priced at $394 found 6 days ago
Fri, Sep 11 - Thu, Sep 17
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$399 Roundtrip, found 6 days ago
$399
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Fri, Sep 11 from Seattle - Tacoma Intl. to Sitka, returning Thu, Sep 17, priced at $399 found 6 days ago
Mon, Sep 14 - Tue, Sep 15
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$420 Roundtrip, found 5 days ago
$420
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Mon, Sep 14 from Seattle - Tacoma Intl. to Sitka, returning Tue, Sep 15, priced at $420 found 5 days ago
Sun, Nov 15 - Thu, Nov 19
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$423 Roundtrip, found 6 days ago
$423
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sun, Nov 15 from Seattle - Tacoma Intl. to Sitka, returning Thu, Nov 19, priced at $423 found 6 days ago
Sun, Nov 15 - Thu, Nov 19
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$428 Roundtrip, found 6 days ago
$428
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sun, Nov 15 from Seattle - Tacoma Intl. to Sitka, returning Thu, Nov 19, priced at $428 found 6 days ago
Sun, Nov 15 - Thu, Nov 19
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$434 Roundtrip, found 6 days ago
$434
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sun, Nov 15 from Seattle - Tacoma Intl. to Sitka, returning Thu, Nov 19, priced at $434 found 6 days 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.