Flights from Chicago to West Sound

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.

Wed, Jun 25 - Wed, Jul 9

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$169 Roundtrip, found 1 day ago

$169

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Wed, Jun 25 from O'Hare Intl. to Seattle - Tacoma Intl., returning Wed, Jul 9, priced at $169 found 1 day ago

Wed, Jul 30 - Tue, Aug 12

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$169 Roundtrip, found 1 day ago

$169

Roundtrip

found 1 day ago

Select Delta flight, departing Wed, Jul 30 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, Aug 12, priced at $169 found 1 day ago

Thu, May 8 - Mon, May 12

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$179 Roundtrip, found 1 day ago

$179

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Thu, May 8 from O'Hare Intl. to Seattle - Tacoma Intl., returning Mon, May 12, priced at $179 found 1 day ago

Thu, May 8 - Mon, May 12

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$179 Roundtrip, found 1 day ago

$179

Roundtrip

found 1 day ago

Select United flight, departing Thu, May 8 from O'Hare Intl. to Seattle - Tacoma Intl., returning Mon, May 12, priced at $179 found 1 day ago

Thu, May 8 - Mon, May 12

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$184 Roundtrip, found 1 day ago

$184

Roundtrip

found 1 day ago

Select United flight, departing Thu, May 8 from O'Hare Intl. to Seattle - Tacoma Intl., returning Mon, May 12, priced at $184 found 1 day ago

Tue, Jun 24 - Tue, Jul 8

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$189 Roundtrip, found 1 day ago

$189

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Jun 24 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, Jul 8, priced at $189 found 1 day ago

Thu, May 8 - Mon, May 12

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$198 Roundtrip, found 1 day ago

$198

Roundtrip

found 1 day ago

Select United flight, departing Thu, May 8 from O'Hare Intl. to Seattle - Tacoma Intl., returning Mon, May 12, priced at $198 found 1 day ago

Thu, May 8 - Mon, May 12

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$199 Roundtrip, found 1 day ago

$199

Roundtrip

found 1 day ago

Select United flight, departing Thu, May 8 from O'Hare Intl. to Seattle - Tacoma Intl., returning Mon, May 12, priced at $199 found 1 day ago

Wed, Jul 9 - Mon, Jul 14

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$199 Roundtrip, found 10 hours ago

$199

Roundtrip

found 10 hours ago

Select Hawaiian Airlines flight, departing Wed, Jul 9 from O'Hare Intl. to Seattle - Tacoma Intl., returning Mon, Jul 14, priced at $199 found 10 hours ago

Wed, Jul 9 - Thu, Jul 10

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$209 Roundtrip, found 10 hours ago

$209

Roundtrip

found 10 hours ago

Select Hawaiian Airlines flight, departing Wed, Jul 9 from O'Hare Intl. to Seattle - Tacoma Intl., returning Thu, Jul 10, priced at $209 found 10 hours ago

Tue, Jul 8 - Wed, Jul 16

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$210 Roundtrip, found 10 hours ago

$210

Roundtrip

found 10 hours ago

Select Delta flight, departing Tue, Jul 8 from O'Hare Intl. to Seattle - Tacoma Intl., returning Wed, Jul 16, priced at $210 found 10 hours ago

Fri, Jun 27 - Tue, Jul 8

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$219 Roundtrip, found 1 day ago

$219

Roundtrip

found 1 day ago

Select United flight, departing Fri, Jun 27 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, Jul 8, priced at $219 found 1 day ago

Thu, May 8 - Mon, May 12

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$224 Roundtrip, found 1 day ago

$224

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Thu, May 8 from O'Hare Intl. to Seattle - Tacoma Intl., returning Mon, May 12, priced at $224 found 1 day ago

Thu, May 8 - Mon, May 12

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$228 Roundtrip, found 1 day ago

$228

Roundtrip

found 1 day ago

Select United flight, departing Thu, May 8 from O'Hare Intl. to Seattle - Tacoma Intl., returning Mon, May 12, priced at $228 found 1 day ago

Sat, Aug 2 - Sun, Aug 10

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$228 Roundtrip, found 1 day ago

$228

Roundtrip

found 1 day ago

Select United flight, departing Sat, Aug 2 from O'Hare Intl. to Seattle - Tacoma Intl., returning Sun, Aug 10, priced at $228 found 1 day ago

Thu, Jul 10 - Mon, Jul 14

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$229 Roundtrip, found 10 hours ago

$229

Roundtrip

found 10 hours ago

Select Hawaiian Airlines flight, departing Thu, Jul 10 from O'Hare Intl. to Seattle - Tacoma Intl., returning Mon, Jul 14, priced at $229 found 10 hours ago

Tue, Jul 8 - Tue, Jul 15

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$231 Roundtrip, found 10 hours ago

$231

Roundtrip

found 10 hours ago

Select Delta flight, departing Tue, Jul 8 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, Jul 15, priced at $231 found 10 hours ago

Wed, Jul 9 - Sun, Jul 13

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$233 Roundtrip, found 10 hours ago

$233

Roundtrip

found 10 hours ago

Select American Airlines flight, departing Wed, Jul 9 from O'Hare Intl. to Seattle - Tacoma Intl., returning Sun, Jul 13, priced at $233 found 10 hours ago

Tue, Jul 8 - Sat, Jul 12

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$248 Roundtrip, found 10 hours ago

$248

Roundtrip

found 10 hours ago

Select Spirit Airlines flight, departing Tue, Jul 8 from O'Hare Intl. to Seattle - Tacoma Intl., returning Sat, Jul 12, priced at $248 found 10 hours ago

Thu, May 8 - Mon, May 12

MDW

Midway Intl.

SEA

Seattle - Tacoma Intl.

$300 Roundtrip, found 1 day ago

$300

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, May 8 from Midway Intl. to Seattle - Tacoma Intl., returning Mon, May 12, priced at $300 found 1 day ago