Alaska Airlines Flight 660 Deals & Information (2026/2027)

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Alaska Airlines Flight 660 Route Deals From $81

The cheapest prices found with in the last 7 days for return flights were $117 and $81 for one-way flights to Missoula Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Feb 4 - Wed, Feb 11
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$117 Roundtrip, found 16 hours ago
$117
Roundtrip
found 16 hours ago
Select Alaska Airlines flight, departing Wed, Feb 4 from Seattle - Tacoma Intl. to Missoula Intl., returning Wed, Feb 11, priced at $117 found 16 hours ago
Wed, Feb 4 - Wed, Feb 11
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$119 Roundtrip, found 16 hours ago
$119
Roundtrip
found 16 hours ago
Select Alaska Airlines flight, departing Wed, Feb 4 from Seattle - Tacoma Intl. to Missoula Intl., returning Wed, Feb 11, priced at $119 found 16 hours ago
Sat, Jan 31 - Mon, Feb 2
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$127 Roundtrip, found 1 hour ago
$127
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Sat, Jan 31 from Seattle - Tacoma Intl. to Missoula Intl., returning Mon, Feb 2, priced at $127 found 1 hour ago
Fri, Feb 20 - Wed, Feb 25
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$129 Roundtrip, found 7 hours ago
$129
Roundtrip
found 7 hours ago
Select Alaska Airlines flight, departing Fri, Feb 20 from Seattle - Tacoma Intl. to Missoula Intl., returning Wed, Feb 25, priced at $129 found 7 hours ago
Sat, Feb 28 - Sat, Mar 7
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$131 Roundtrip, found 1 day ago
$131
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, Feb 28 from Seattle - Tacoma Intl. to Missoula Intl., returning Sat, Mar 7, priced at $131 found 1 day ago
Sat, Jan 31 - Mon, Feb 2
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$137 Roundtrip, found 1 hour ago
$137
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Sat, Jan 31 from Seattle - Tacoma Intl. to Missoula Intl., returning Mon, Feb 2, priced at $137 found 1 hour ago
Sat, Jan 31 - Sun, Feb 1
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$140 Roundtrip, found 1 hour ago
$140
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Sat, Jan 31 from Seattle - Tacoma Intl. to Missoula Intl., returning Sun, Feb 1, priced at $140 found 1 hour ago
Wed, Feb 18 - Sat, Feb 21
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$141 Roundtrip, found 2 hours ago
$141
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Wed, Feb 18 from Seattle - Tacoma Intl. to Missoula Intl., returning Sat, Feb 21, priced at $141 found 2 hours ago
Wed, Feb 4 - Wed, Feb 11
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$157 Roundtrip, found 16 hours ago
$157
Roundtrip
found 16 hours ago
Select Alaska Airlines flight, departing Wed, Feb 4 from Seattle - Tacoma Intl. to Missoula Intl., returning Wed, Feb 11, priced at $157 found 16 hours ago
Wed, Feb 4 - Wed, Feb 11
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$159 Roundtrip, found 16 hours ago
$159
Roundtrip
found 16 hours ago
Select Alaska Airlines flight, departing Wed, Feb 4 from Seattle - Tacoma Intl. to Missoula Intl., returning Wed, Feb 11, priced at $159 found 16 hours ago