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Cheap Flights from Chicago to Seattle (CHI-SEA)
Prices were available within the past 7 days and start at $59 for one-way flights and $110 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Tue, Oct 29 - Wed, Oct 30
ORD
Chicago
SEA
Seattle
$110 Roundtrip, just found
$110
Roundtrip
just found
Mon, Oct 28 - Wed, Oct 30
ORD
Chicago
SEA
Seattle
$116 Roundtrip, found 5 hours ago
$116
Roundtrip
found 5 hours ago
Wed, Oct 16 - Mon, Nov 4
MDW
Chicago
SEA
Seattle
$118 Roundtrip, found 3 hours ago
$118
Roundtrip
found 3 hours ago
Thu, Oct 31 - Tue, Nov 5
ORD
Chicago
SEA
Seattle
$118 Roundtrip, found 4 hours ago
$118
Roundtrip
found 4 hours ago
Tue, Oct 29 - Wed, Oct 30
ORD
Chicago
SEA
Seattle
$120 Roundtrip, just found
$120
Roundtrip
just found
Sat, Oct 26 - Sat, Nov 2
ORD
Chicago
SEA
Seattle
$127 Roundtrip, just found
$127
Roundtrip
just found
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