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

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Alaska Airlines Flight 660 Route Deals From

The cheapest prices found with in the last 7 days for return flights were $247 and for one-way flights to Missoula Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Dec 12 - Sat, Dec 19
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$247 Roundtrip, found 4 days ago
$247
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sat, Dec 12 from Seattle - Tacoma Intl. to Missoula Intl., returning Sat, Dec 19, priced at $247 found 4 days ago
Wed, Jan 6 - Wed, Jan 13
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$257 Roundtrip, found 5 days ago
$257
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Wed, Jan 6 from Seattle - Tacoma Intl. to Missoula Intl., returning Wed, Jan 13, priced at $257 found 5 days ago
Sat, Dec 19 - Fri, Jan 15
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$262 Roundtrip, found 6 days ago
$262
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat, Dec 19 from Seattle - Tacoma Intl. to Missoula Intl., returning Fri, Jan 15, priced at $262 found 6 days ago
Wed, Jan 6 - Wed, Jan 13
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$267 Roundtrip, found 5 days ago
$267
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Wed, Jan 6 from Seattle - Tacoma Intl. to Missoula Intl., returning Wed, Jan 13, priced at $267 found 5 days ago
Wed, Jan 20 - Wed, Jan 27
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$267 Roundtrip, found 2 days ago
$267
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Jan 20 from Seattle - Tacoma Intl. to Missoula Intl., returning Wed, Jan 27, priced at $267 found 2 days ago
Thu, Dec 3 - Wed, Dec 9
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$272 Roundtrip, found 6 days ago
$272
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Thu, Dec 3 from Seattle - Tacoma Intl. to Missoula Intl., returning Wed, Dec 9, priced at $272 found 6 days ago
Wed, Jan 20 - Wed, Jan 27
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$277 Roundtrip, found 2 days ago
$277
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Jan 20 from Seattle - Tacoma Intl. to Missoula Intl., returning Wed, Jan 27, priced at $277 found 2 days ago
Thu, Feb 4 - Sat, Feb 6
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$277 Roundtrip, found 1 day ago
$277
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, Feb 4 from Seattle - Tacoma Intl. to Missoula Intl., returning Sat, Feb 6, priced at $277 found 1 day ago
Sun, Jan 24 - Mon, Feb 1
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$287 Roundtrip, found 7 hours ago
$287
Roundtrip
found 7 hours ago
Select Alaska Airlines flight, departing Sun, Jan 24 from Seattle - Tacoma Intl. to Missoula Intl., returning Mon, Feb 1, priced at $287 found 7 hours ago
Sun, Jan 10 - Fri, Jan 15
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$327 Roundtrip, found 6 days ago
$327
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sun, Jan 10 from Seattle - Tacoma Intl. to Missoula Intl., returning Fri, Jan 15, priced at $327 found 6 days ago
Sat, Dec 26 - Wed, Dec 30
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$328 Roundtrip, found 5 days ago
$328
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sat, Dec 26 from Seattle - Tacoma Intl. to Missoula Intl., returning Wed, Dec 30, priced at $328 found 5 days ago
Wed, Dec 30 - Sun, Jan 3
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$332 Roundtrip, found 4 hours ago
$332
Roundtrip
found 4 hours ago
Select Alaska Airlines flight, departing Wed, Dec 30 from Seattle - Tacoma Intl. to Missoula Intl., returning Sun, Jan 3, priced at $332 found 4 hours ago
Sat, Dec 12 - Sun, Dec 13
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$338 Roundtrip, found 2 hours ago
$338
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Sat, Dec 12 from Seattle - Tacoma Intl. to Missoula Intl., returning Sun, Dec 13, priced at $338 found 2 hours ago
Fri, Dec 25 - Wed, Dec 30
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$342 Roundtrip, found 7 hours ago
$342
Roundtrip
found 7 hours ago
Select Alaska Airlines flight, departing Fri, Dec 25 from Seattle - Tacoma Intl. to Missoula Intl., returning Wed, Dec 30, priced at $342 found 7 hours ago
Mon, Dec 28 - Thu, Dec 31
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$344 Roundtrip, found 3 days ago
$344
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Mon, Dec 28 from Seattle - Tacoma Intl. to Missoula Intl., returning Thu, Dec 31, priced at $344 found 3 days ago
Wed, Jan 6 - Wed, Jan 13
SEA
Seattle - Tacoma Intl.
MSO
Missoula Intl.
$347 Roundtrip, found 5 days ago
$347
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Wed, Jan 6 from Seattle - Tacoma Intl. to Missoula Intl., returning Wed, Jan 13, priced at $347 found 5 days ago