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

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Alaska Airlines Flight 91 Route Deals From $234

The cheapest prices found with in the last 7 days for return flights were $299 and $234 for one-way flights to Sitka for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, May 22 - Mon, May 25
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$299 Roundtrip, found 2 days ago
$299
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Fri, May 22 from Seattle - Tacoma Intl. to Sitka, returning Mon, May 25, priced at $299 found 2 days ago
Fri, Jun 5 - Mon, Jun 8
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$408 Roundtrip, found 5 days ago
$408
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Fri, Jun 5 from Seattle - Tacoma Intl. to Sitka, returning Mon, Jun 8, priced at $408 found 5 days ago
Sat, Jun 6 - Mon, Jun 8
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$417 Roundtrip, found 4 days ago
$417
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Jun 6 from Seattle - Tacoma Intl. to Sitka, returning Mon, Jun 8, priced at $417 found 4 days ago
Thu, Sep 3 - Wed, Sep 9
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 3 from Seattle - Tacoma Intl. to Sitka, returning Wed, Sep 9, priced at $428 found 10 hours ago
Fri, Jun 5 - Thu, Jun 11
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$433 Roundtrip, found 5 days ago
$433
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Fri, Jun 5 from Seattle - Tacoma Intl. to Sitka, returning Thu, Jun 11, priced at $433 found 5 days ago
Sat, Jun 6 - Fri, Jun 12
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$443 Roundtrip, found 4 days ago
$443
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Jun 6 from Seattle - Tacoma Intl. to Sitka, returning Fri, Jun 12, priced at $443 found 4 days ago
Fri, Jun 5 - Thu, Jun 11
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$453 Roundtrip, found 5 days ago
$453
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Fri, Jun 5 from Seattle - Tacoma Intl. to Sitka, returning Thu, Jun 11, priced at $453 found 5 days ago
Fri, Jun 5 - Mon, Jun 8
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$458 Roundtrip, found 5 days ago
$458
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Fri, Jun 5 from Seattle - Tacoma Intl. to Sitka, returning Mon, Jun 8, priced at $458 found 5 days ago
Tue, Jul 28 - Thu, Aug 6
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$458 Roundtrip, found 1 day ago
$458
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Tue, Jul 28 from Seattle - Tacoma Intl. to Sitka, returning Thu, Aug 6, priced at $458 found 1 day ago
Sat, Jun 13 - Sun, Jun 14
SEA
Seattle - Tacoma Intl.
SIT
Sitka
$463 Roundtrip, found 3 days ago
$463
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sat, Jun 13 from Seattle - Tacoma Intl. to Sitka, returning Sun, Jun 14, priced at $463 found 3 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.