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 $119 and $81 for one-way flights to Missoula Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Feb 3 - Tue, Feb 10
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$119 Roundtrip, found 4 days ago
$119
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Feb 3 from Seattle - Tacoma Intl. to Missoula Intl., returning Tue, Feb 10, priced at $119 found 4 days ago
Tue, Feb 3 - Tue, Feb 10
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$121 Roundtrip, found 4 days ago
$121
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Feb 3 from Seattle - Tacoma Intl. to Missoula Intl., returning Tue, Feb 10, priced at $121 found 4 days ago
Fri, Feb 20 - Wed, Feb 25
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$129 Roundtrip, found 6 days ago
$129
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Fri, Feb 20 from Seattle - Tacoma Intl. to Missoula Intl., returning Wed, Feb 25, priced at $129 found 6 days ago
Wed, Jan 28 - Sat, Jan 31
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$130 Roundtrip, found 5 days ago
$130
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Wed, Jan 28 from Seattle - Tacoma Intl. to Missoula Intl., returning Sat, Jan 31, priced at $130 found 5 days ago
Sat, Feb 14 - Tue, Feb 17
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$131 Roundtrip, found 5 days ago
$131
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sat, Feb 14 from Seattle - Tacoma Intl. to Missoula Intl., returning Tue, Feb 17, priced at $131 found 5 days ago
Fri, Feb 13 - Mon, Feb 16
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$140 Roundtrip, found 4 days ago
$140
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Fri, Feb 13 from Seattle - Tacoma Intl. to Missoula Intl., returning Mon, Feb 16, priced at $140 found 4 days ago
Wed, Feb 18 - Sat, Feb 21
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$141 Roundtrip, found 6 days ago
$141
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Feb 18 from Seattle - Tacoma Intl. to Missoula Intl., returning Sat, Feb 21, priced at $141 found 6 days ago
Wed, Jan 28 - Sat, Jan 31
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$161 Roundtrip, found 5 days ago
$161
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Wed, Jan 28 from Seattle - Tacoma Intl. to Missoula Intl., returning Sat, Jan 31, priced at $161 found 5 days ago
Tue, Feb 3 - Tue, Feb 10
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$162 Roundtrip, found 4 days ago
$162
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Feb 3 from Seattle - Tacoma Intl. to Missoula Intl., returning Tue, Feb 10, priced at $162 found 4 days ago
Fri, Feb 20 - Wed, Feb 25
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$167 Roundtrip, found 6 days ago
$167
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Fri, Feb 20 from Seattle - Tacoma Intl. to Missoula Intl., returning Wed, Feb 25, priced at $167 found 6 days ago