Alaska Airlines Flight 90 Deals & Information (2025/2026)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Alaska Airlines Flight 90 Route Deals From $188

The cheapest prices found with in the last 7 days for return flights were $367 and $188 for one-way flights to Seattle - Tacoma Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Sep 5 - Mon, Sep 8
SIT
Sitka
SEA
Seattle - Tacoma Intl.
$367 Roundtrip, found 22 hours ago
$367
Roundtrip
found 22 hours ago
Select Alaska Airlines flight, departing Fri, Sep 5 from Sitka to Seattle - Tacoma Intl., returning Mon, Sep 8, priced at $367 found 22 hours ago
Sat, Sep 6 - Sat, Sep 13
SIT
Sitka
SEA
Seattle - Tacoma Intl.
$387 Roundtrip, found 19 hours ago
$387
Roundtrip
found 19 hours ago
Select Alaska Airlines flight, departing Sat, Sep 6 from Sitka to Seattle - Tacoma Intl., returning Sat, Sep 13, priced at $387 found 19 hours ago
Thu, Jul 3 - Sun, Jul 6
SIT
Sitka
SEA
Seattle - Tacoma Intl.
$407 Roundtrip, found 5 days ago
$407
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Thu, Jul 3 from Sitka to Seattle - Tacoma Intl., returning Sun, Jul 6, priced at $407 found 5 days ago
Fri, Sep 5 - Mon, Sep 8
SIT
Sitka
SEA
Seattle - Tacoma Intl.
$412 Roundtrip, found 22 hours ago
$412
Roundtrip
found 22 hours ago
Select Alaska Airlines flight, departing Fri, Sep 5 from Sitka to Seattle - Tacoma Intl., returning Mon, Sep 8, priced at $412 found 22 hours ago
Sat, Jul 12 - Sun, Jul 13
SIT
Sitka
SEA
Seattle - Tacoma Intl.
$416 Roundtrip, found 18 hours ago
$416
Roundtrip
found 18 hours ago
Select Alaska Airlines flight, departing Sat, Jul 12 from Sitka to Seattle - Tacoma Intl., returning Sun, Jul 13, priced at $416 found 18 hours ago
Fri, Sep 5 - Mon, Sep 8
SIT
Sitka
SEA
Seattle - Tacoma Intl.
$422 Roundtrip, found 22 hours ago
$422
Roundtrip
found 22 hours ago
Select Alaska Airlines flight, departing Fri, Sep 5 from Sitka to Seattle - Tacoma Intl., returning Mon, Sep 8, priced at $422 found 22 hours ago
Thu, Jul 3 - Sun, Jul 6
SIT
Sitka
SEA
Seattle - Tacoma Intl.
$432 Roundtrip, found 5 days ago
$432
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Thu, Jul 3 from Sitka to Seattle - Tacoma Intl., returning Sun, Jul 6, priced at $432 found 5 days ago
Sat, Sep 6 - Sat, Sep 13
SIT
Sitka
SEA
Seattle - Tacoma Intl.
$437 Roundtrip, found 19 hours ago
$437
Roundtrip
found 19 hours ago
Select Alaska Airlines flight, departing Sat, Sep 6 from Sitka to Seattle - Tacoma Intl., returning Sat, Sep 13, priced at $437 found 19 hours ago
Sat, Jul 12 - Sun, Jul 13
SIT
Sitka
SEA
Seattle - Tacoma Intl.
$442 Roundtrip, found 18 hours ago
$442
Roundtrip
found 18 hours ago
Select Alaska Airlines flight, departing Sat, Jul 12 from Sitka to Seattle - Tacoma Intl., returning Sun, Jul 13, priced at $442 found 18 hours ago
Sat, Sep 6 - Sat, Sep 13
SIT
Sitka
SEA
Seattle - Tacoma Intl.
$442 Roundtrip, found 19 hours ago
$442
Roundtrip
found 19 hours ago
Select Alaska Airlines flight, departing Sat, Sep 6 from Sitka to Seattle - Tacoma Intl., returning Sat, Sep 13, priced at $442 found 19 hours ago