
Flights from Seattle to Chicago
Cheapest flights from Seattle
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.

Wed, Aug 6 - Tue, Aug 12
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$189 Roundtrip, found 2 days ago
$189
Roundtrip
found 2 days ago

Wed, Aug 6 - Sat, Aug 9
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$219 Roundtrip, found 2 days ago
$219
Roundtrip
found 2 days ago

Tue, Aug 5 - Tue, Aug 12
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$219 Roundtrip, found 2 days ago
$219
Roundtrip
found 2 days ago

Thu, Aug 7 - Sat, Aug 9
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$229 Roundtrip, found 2 days ago
$229
Roundtrip
found 2 days ago

Sun, Aug 10 - Tue, Aug 12
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$237 Roundtrip, found 2 days ago
$237
Roundtrip
found 2 days ago

Tue, Aug 5 - Sat, Aug 9
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$249 Roundtrip, found 2 days ago
$249
Roundtrip
found 2 days ago

Tue, Aug 5 - Fri, Aug 8
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$249 Roundtrip, found 2 days ago
$249
Roundtrip
found 2 days ago

Thu, Aug 7 - Wed, Aug 13
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$253 Roundtrip, found 2 days ago
$253
Roundtrip
found 2 days ago

Fri, Aug 8 - Mon, Aug 11
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$257 Roundtrip, found 2 days ago
$257
Roundtrip
found 2 days ago

Mon, Aug 11 - Wed, Aug 13
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$264 Roundtrip, found 2 days ago
$264
Roundtrip
found 2 days ago

Fri, Aug 8 - Mon, Aug 11
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$275 Roundtrip, found 2 days ago
$275
Roundtrip
found 2 days ago

Fri, Aug 8 - Mon, Aug 11
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$280 Roundtrip, found 2 days ago
$280
Roundtrip
found 2 days ago

Fri, Aug 8 - Mon, Aug 11
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$283 Roundtrip, found 2 days ago
$283
Roundtrip
found 2 days ago

Fri, Aug 8 - Mon, Aug 11
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$286 Roundtrip, found 2 days ago
$286
Roundtrip
found 2 days ago

Fri, Aug 8 - Sat, Aug 9
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$294 Roundtrip, found 2 days ago
$294
Roundtrip
found 2 days ago

Mon, Aug 11 - Thu, Aug 14
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$294 Roundtrip, found 2 days ago
$294
Roundtrip
found 2 days ago

Fri, Aug 8 - Mon, Aug 11
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$296 Roundtrip, found 2 days ago
$296
Roundtrip
found 2 days ago

Fri, Aug 8 - Mon, Aug 11
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$303 Roundtrip, found 2 days ago
$303
Roundtrip
found 2 days ago

Fri, Aug 8 - Mon, Aug 11
PAE
Seattle Paine Field Intl. Airport
ORD
O'Hare Intl.
$320 Roundtrip, found 2 days ago
$320
Roundtrip
found 2 days ago
Fri, Aug 8 - Mon, Aug 11
SEA
Seattle - Tacoma Intl.
ORD
O'Hare Intl.
$413 Roundtrip, found 2 days ago
$413
Roundtrip
found 2 days ago