Alaska Airlines Flight 660 Deals & Information (2025/2026)

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Alaska Airlines Flight 660 Route Deals From $88

The cheapest prices found with in the last 7 days for return flights were $167 and $88 for one-way flights to Missoula Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Feb 18 - Sun, Feb 22
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$167 Roundtrip, found 5 days ago
$167
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Wed, Feb 18 from Seattle - Tacoma Intl. to Missoula Intl., returning Sun, Feb 22, priced at $167 found 5 days ago
Fri, Dec 26 - Tue, Dec 30
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$171 Roundtrip, found 4 days ago
$171
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Fri, Dec 26 from Seattle - Tacoma Intl. to Missoula Intl., returning Tue, Dec 30, priced at $171 found 4 days ago
Wed, Feb 4 - Tue, Feb 10
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$177 Roundtrip, just found
$177
Roundtrip
just found
Select Alaska Airlines flight, departing Wed, Feb 4 from Seattle - Tacoma Intl. to Missoula Intl., returning Tue, Feb 10, priced at $177 just found
Wed, Feb 4 - Tue, Feb 10
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$187 Roundtrip, just found
$187
Roundtrip
just found
Select Alaska Airlines flight, departing Wed, Feb 4 from Seattle - Tacoma Intl. to Missoula Intl., returning Tue, Feb 10, priced at $187 just found
Thu, Dec 11 - Sat, Dec 13
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$187 Roundtrip, found 1 day ago
$187
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, Dec 11 from Seattle - Tacoma Intl. to Missoula Intl., returning Sat, Dec 13, priced at $187 found 1 day ago
Fri, Jan 9 - Tue, Jan 13
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$190 Roundtrip, found 5 days ago
$190
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Fri, Jan 9 from Seattle - Tacoma Intl. to Missoula Intl., returning Tue, Jan 13, priced at $190 found 5 days ago
Sat, Dec 6 - Tue, Dec 9
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$191 Roundtrip, found 4 days ago
$191
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Dec 6 from Seattle - Tacoma Intl. to Missoula Intl., returning Tue, Dec 9, priced at $191 found 4 days ago
Sat, Jan 3 - Sat, Jan 10
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$191 Roundtrip, found 5 days ago
$191
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sat, Jan 3 from Seattle - Tacoma Intl. to Missoula Intl., returning Sat, Jan 10, priced at $191 found 5 days ago
Wed, Feb 4 - Tue, Feb 10
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$196 Roundtrip, just found
$196
Roundtrip
just found
Select Alaska Airlines flight, departing Wed, Feb 4 from Seattle - Tacoma Intl. to Missoula Intl., returning Tue, Feb 10, priced at $196 just found
Fri, Feb 13 - Mon, Feb 16
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$197 Roundtrip, found 1 hour ago
$197
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Fri, Feb 13 from Seattle - Tacoma Intl. to Missoula Intl., returning Mon, Feb 16, priced at $197 found 1 hour ago