Cheapest flights from Chicago
These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Tue, May 14 - Tue, May 21
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$176 Roundtrip, found 3 days ago
$176
Roundtrip
found 3 days ago
Tue, May 14 - Tue, May 21
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$182 Roundtrip, found 3 days ago
$182
Roundtrip
found 3 days ago
Tue, May 14 - Tue, May 21
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$197 Roundtrip, found 3 days ago
$197
Roundtrip
found 3 days ago
Fri, Aug 23 - Mon, Sep 2
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$208 Roundtrip, found 2 days ago
$208
Roundtrip
found 2 days ago
Thu, Apr 4 - Wed, Apr 10
ORD
O'Hare Intl.
PDX
Portland Intl.
$209 Roundtrip, found 12 hours ago
$209
Roundtrip
found 12 hours ago
Tue, May 14 - Tue, May 21
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$212 Roundtrip, found 3 days ago
$212
Roundtrip
found 3 days ago
Wed, Apr 3 - Wed, Apr 10
ORD
O'Hare Intl.
PDX
Portland Intl.
$214 Roundtrip, found 12 hours ago
$214
Roundtrip
found 12 hours ago
Fri, Aug 23 - Mon, Sep 2
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$218 Roundtrip, found 2 days ago
$218
Roundtrip
found 2 days ago
Tue, May 14 - Tue, May 21
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$219 Roundtrip, found 3 days ago
$219
Roundtrip
found 3 days ago
Thu, Apr 4 - Tue, Apr 9
ORD
O'Hare Intl.
PDX
Portland Intl.
$228 Roundtrip, found 12 hours ago
$228
Roundtrip
found 12 hours ago
Tue, May 14 - Tue, May 21
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$232 Roundtrip, found 3 days ago
$232
Roundtrip
found 3 days ago
Wed, Apr 3 - Tue, Apr 9
ORD
O'Hare Intl.
PDX
Portland Intl.
$233 Roundtrip, found 12 hours ago
$233
Roundtrip
found 12 hours ago
Tue, May 14 - Tue, May 21
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$236 Roundtrip, found 3 days ago
$236
Roundtrip
found 3 days ago
Tue, May 14 - Tue, May 21
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$237 Roundtrip, found 3 days ago
$237
Roundtrip
found 3 days ago
Fri, Jun 7 - Mon, Jun 10
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$238 Roundtrip, found 16 hours ago
$238
Roundtrip
found 16 hours ago
Tue, May 14 - Tue, May 21
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$242 Roundtrip, found 3 days ago
$242
Roundtrip
found 3 days ago
Thu, Jun 6 - Mon, Jun 17
MDW
Midway Intl.
PDX
Portland Intl.
$245 Roundtrip, found 2 days ago
$245
Roundtrip
found 2 days ago
Thu, May 30 - Mon, Jun 10
MDW
Midway Intl.
SEA
Seattle - Tacoma Intl.
$245 Roundtrip, found 6 days ago
$245
Roundtrip
found 6 days ago
Mon, Jun 17 - Wed, Jun 26
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$245 Roundtrip, found 2 days ago
$245
Roundtrip
found 2 days ago
Tue, Jun 18 - Tue, Jun 25
ORD
O'Hare Intl.
SEA
Seattle - Tacoma Intl.
$278 Roundtrip, found 2 days ago
$278
Roundtrip
found 2 days ago