Flights from Chicago to Port Townsend

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, Jul 22 - Wed, Jul 23

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$169 Roundtrip, found 5 days ago

$169

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Tue, Jul 22 from O'Hare Intl. to Seattle - Tacoma Intl., returning Wed, Jul 23, priced at $169 found 5 days ago

Tue, Nov 18 - Thu, Nov 27

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$184 Roundtrip, found 2 hours ago

$184

Roundtrip

found 2 hours ago

Select Delta flight, departing Tue, Nov 18 from O'Hare Intl. to Seattle - Tacoma Intl., returning Thu, Nov 27, priced at $184 found 2 hours ago

Tue, Jul 15 - Tue, Jul 22

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$189 Roundtrip, found 1 day ago

$189

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Tue, Jul 15 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, Jul 22, priced at $189 found 1 day ago

Wed, Jul 23 - Tue, Jul 29

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$199 Roundtrip, found 1 day ago

$199

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Wed, Jul 23 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, Jul 29, priced at $199 found 1 day ago

Thu, Jul 17 - Wed, Jul 23

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$199 Roundtrip, found 5 days ago

$199

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Thu, Jul 17 from O'Hare Intl. to Seattle - Tacoma Intl., returning Wed, Jul 23, priced at $199 found 5 days ago

Mon, Jul 21 - Wed, Jul 23

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$209 Roundtrip, found 5 days ago

$209

Roundtrip

found 5 days ago

Select Hawaiian Airlines flight, departing Mon, Jul 21 from O'Hare Intl. to Seattle - Tacoma Intl., returning Wed, Jul 23, priced at $209 found 5 days ago

Mon, Nov 17 - Thu, Nov 27

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$214 Roundtrip, found 2 hours ago

$214

Roundtrip

found 2 hours ago

Select Delta flight, departing Mon, Nov 17 from O'Hare Intl. to Seattle - Tacoma Intl., returning Thu, Nov 27, priced at $214 found 2 hours ago

Sat, Jul 12 - Tue, Jul 22

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$219 Roundtrip, found 1 day ago

$219

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Sat, Jul 12 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, Jul 22, priced at $219 found 1 day ago

Tue, Jul 22 - Mon, Jul 28

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$219 Roundtrip, found 1 day ago

$219

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Tue, Jul 22 from O'Hare Intl. to Seattle - Tacoma Intl., returning Mon, Jul 28, priced at $219 found 1 day ago

Thu, Nov 20 - Tue, Nov 25

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$219 Roundtrip, found 2 hours ago

$219

Roundtrip

found 2 hours ago

Select American Airlines flight, departing Thu, Nov 20 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, Nov 25, priced at $219 found 2 hours ago

Mon, Jul 21 - Tue, Jul 29

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$229 Roundtrip, found 1 day ago

$229

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Mon, Jul 21 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, Jul 29, priced at $229 found 1 day ago

Thu, Jul 17 - Thu, Jul 24

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$229 Roundtrip, found 5 days ago

$229

Roundtrip

found 5 days ago

Select Hawaiian Airlines flight, departing Thu, Jul 17 from O'Hare Intl. to Seattle - Tacoma Intl., returning Thu, Jul 24, priced at $229 found 5 days ago

Thu, Nov 20 - Tue, Nov 25

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$237 Roundtrip, found 2 hours ago

$237

Roundtrip

found 2 hours ago

Select United flight, departing Thu, Nov 20 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, Nov 25, priced at $237 found 2 hours ago

Sun, Jul 20 - Thu, Jul 24

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$245 Roundtrip, found 5 days ago

$245

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Sun, Jul 20 from O'Hare Intl. to Seattle - Tacoma Intl., returning Thu, Jul 24, priced at $245 found 5 days ago

Thu, Nov 20 - Tue, Nov 25

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$246 Roundtrip, found 2 hours ago

$246

Roundtrip

found 2 hours ago

Select United flight, departing Thu, Nov 20 from O'Hare Intl. to Seattle - Tacoma Intl., returning Tue, Nov 25, priced at $246 found 2 hours ago

Tue, Jul 22 - Sat, Jul 26

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$248 Roundtrip, found 5 days ago

$248

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Tue, Jul 22 from O'Hare Intl. to Seattle - Tacoma Intl., returning Sat, Jul 26, priced at $248 found 5 days ago

Sat, Jul 19 - Sat, Jul 26

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$248 Roundtrip, found 5 days ago

$248

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sat, Jul 19 from O'Hare Intl. to Seattle - Tacoma Intl., returning Sat, Jul 26, priced at $248 found 5 days ago

Sun, Jul 20 - Mon, Jul 21

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$281 Roundtrip, found 5 days ago

$281

Roundtrip

found 5 days ago

Select Spirit Airlines flight, departing Sun, Jul 20 from O'Hare Intl. to Seattle - Tacoma Intl., returning Mon, Jul 21, priced at $281 found 5 days ago

Thu, Jul 24 - Thu, Jul 31

ORD

O'Hare Intl.

SEA

Seattle - Tacoma Intl.

$433 Roundtrip, found 1 day ago

$433

Roundtrip

found 1 day ago

Select Sun Country Airlines flight, departing Thu, Jul 24 from O'Hare Intl. to Seattle - Tacoma Intl., returning Thu, Jul 31, priced at $433 found 1 day ago

Thu, Nov 20 - Tue, Nov 25

MDW

Midway Intl.

SEA

Seattle - Tacoma Intl.

$437 Roundtrip, found 2 hours ago

$437

Roundtrip

found 2 hours ago

Select Delta flight, departing Thu, Nov 20 from Midway Intl. to Seattle - Tacoma Intl., returning Tue, Nov 25, priced at $437 found 2 hours ago