Alaska Airlines Flight 644 Deals & Information (2025/2026)

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Alaska Airlines Flight 644 Route Deals From

The cheapest prices found with in the last 7 days for return flights were $133 and for one-way flights to Sky Harbor Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Oct 29 - Wed, Nov 5
PAE
Seattle Paine Field Intl. Airport
PHX
Sky Harbor Intl.
$133 Roundtrip, found 3 days ago
$133
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, Oct 29 from Seattle Paine Field Intl. Airport to Sky Harbor Intl., returning Wed, Nov 5, priced at $133 found 3 days ago
Thu, Aug 7 - Sun, Aug 10
PAE
Seattle Paine Field Intl. Airport
PHX
Sky Harbor Intl.
$135 Roundtrip, found 3 days ago
$135
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Thu, Aug 7 from Seattle Paine Field Intl. Airport to Sky Harbor Intl., returning Sun, Aug 10, priced at $135 found 3 days ago
Wed, Oct 29 - Wed, Nov 5
PAE
Seattle Paine Field Intl. Airport
PHX
Sky Harbor Intl.
$143 Roundtrip, found 3 days ago
$143
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, Oct 29 from Seattle Paine Field Intl. Airport to Sky Harbor Intl., returning Wed, Nov 5, priced at $143 found 3 days ago
Sat, Aug 2 - Sat, Aug 9
PAE
Seattle Paine Field Intl. Airport
PHX
Sky Harbor Intl.
$153 Roundtrip, found 3 days ago
$153
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sat, Aug 2 from Seattle Paine Field Intl. Airport to Sky Harbor Intl., returning Sat, Aug 9, priced at $153 found 3 days ago
Wed, Oct 29 - Wed, Nov 5
PAE
Seattle Paine Field Intl. Airport
PHX
Sky Harbor Intl.
$159 Roundtrip, found 3 days ago
$159
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, Oct 29 from Seattle Paine Field Intl. Airport to Sky Harbor Intl., returning Wed, Nov 5, priced at $159 found 3 days ago
Thu, Jul 24 - Tue, Jul 29
PAE
Seattle Paine Field Intl. Airport
PHX
Sky Harbor Intl.
$163 Roundtrip, just found
$163
Roundtrip
just found
Select Alaska Airlines flight, departing Thu, Jul 24 from Seattle Paine Field Intl. Airport to Sky Harbor Intl., returning Tue, Jul 29, priced at $163 just found
Thu, Dec 11 - Wed, Dec 17
PAE
Seattle Paine Field Intl. Airport
PHX
Sky Harbor Intl.
$164 Roundtrip, found 3 days ago
$164
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Thu, Dec 11 from Seattle Paine Field Intl. Airport to Sky Harbor Intl., returning Wed, Dec 17, priced at $164 found 3 days ago
Thu, Jul 10 - Tue, Jul 22
SEA
Seattle - Tacoma Intl.
PHX
Sky Harbor Intl.
$166 Roundtrip, found 3 days ago
$166
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Thu, Jul 10 from Seattle - Tacoma Intl. to Sky Harbor Intl., returning Tue, Jul 22, priced at $166 found 3 days ago
Mon, Aug 11 - Tue, Aug 19
PAE
Seattle Paine Field Intl. Airport
PHX
Sky Harbor Intl.
$167 Roundtrip, found 3 days ago
$167
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Mon, Aug 11 from Seattle Paine Field Intl. Airport to Sky Harbor Intl., returning Tue, Aug 19, priced at $167 found 3 days ago
Tue, Aug 5 - Sun, Aug 17
SEA
Seattle - Tacoma Intl.
PHX
Sky Harbor Intl.
$168 Roundtrip, found 3 days ago
$168
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Tue, Aug 5 from Seattle - Tacoma Intl. to Sky Harbor Intl., returning Sun, Aug 17, priced at $168 found 3 days ago
Sat, Nov 1 - Sun, Nov 2
PAE
Seattle Paine Field Intl. Airport
PHX
Sky Harbor Intl.
$170 Roundtrip, found 5 days ago
$170
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sat, Nov 1 from Seattle Paine Field Intl. Airport to Sky Harbor Intl., returning Sun, Nov 2, priced at $170 found 5 days ago