Cheap Flights from Colorado Springs to Seattle (COS - SEA)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youth
12-17
Child
2-11
Seat Infant
under 2
Lap Infant
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Best fares from COS to SEA

Sun Mon Tue Wed Thu Fri Sat
  1
$2
2
$2
3 $302 4 $322 5 $302 6 $322
7 $322 8
$322
9 $497 10
$497
11 $272 12 $281 13 $245
14 $341 15
$341
16
$341
17
$341
18
$341
19 $419 20 $469
21 $459 22 $476 23 $486 24 $433 25 $419 26
$419
27 $584
28
$584
29
$584
30 $446 31 $419      

Best fares found by others...

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Direct flights COS to SEA on Alaska Airlines
Flight # Depart COS Arrive SEA Sun Mon Tue Wed Thu Fri Sat Valid Between
3497 8:00 am 10:02 am Nov 25 - Dec 6
3497 8:00 am 10:05 am Dec 7 - Mar 7