Flights from San Diego to Seattle

Cheapest flights from San Diego

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.

Mon, Jul 21 - Wed, Jul 23

SAN

San Diego Intl.

SEA

Seattle - Tacoma Intl.

$159 Roundtrip, found 4 days ago

$159

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Mon, Jul 21 from San Diego Intl. to Seattle - Tacoma Intl., returning Wed, Jul 23, priced at $159 found 4 days ago

Sat, Jul 19 - Mon, Jul 21

SAN

San Diego Intl.

SEA

Seattle - Tacoma Intl.

$176 Roundtrip, found 4 days ago

$176

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Sat, Jul 19 from San Diego Intl. to Seattle - Tacoma Intl., returning Mon, Jul 21, priced at $176 found 4 days ago

Mon, Jul 21 - Tue, Jul 22

SAN

San Diego Intl.

SEA

Seattle - Tacoma Intl.

$179 Roundtrip, found 4 days ago

$179

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Mon, Jul 21 from San Diego Intl. to Seattle - Tacoma Intl., returning Tue, Jul 22, priced at $179 found 4 days ago

Mon, Jul 21 - Thu, Jul 31

SAN

San Diego Intl.

SEA

Seattle - Tacoma Intl.

$181 Roundtrip, found 4 days ago

$181

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Mon, Jul 21 from San Diego Intl. to Seattle - Tacoma Intl., returning Thu, Jul 31, priced at $181 found 4 days ago

Mon, Jul 21 - Wed, Jul 23

SAN

San Diego Intl.

SEA

Seattle - Tacoma Intl.

$197 Roundtrip, found 4 days ago

$197

Roundtrip

found 4 days ago

Select United flight, departing Mon, Jul 21 from San Diego Intl. to Seattle - Tacoma Intl., returning Wed, Jul 23, priced at $197 found 4 days ago

Sat, Jul 19 - Sun, Jul 20

SAN

San Diego Intl.

SEA

Seattle - Tacoma Intl.

$198 Roundtrip, found 4 days ago

$198

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Sat, Jul 19 from San Diego Intl. to Seattle - Tacoma Intl., returning Sun, Jul 20, priced at $198 found 4 days ago

Mon, Jul 21 - Sat, Jul 26

SAN

San Diego Intl.

SEA

Seattle - Tacoma Intl.

$200 Roundtrip, found 4 days ago

$200

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Mon, Jul 21 from San Diego Intl. to Seattle - Tacoma Intl., returning Sat, Jul 26, priced at $200 found 4 days ago

Mon, Jul 21 - Wed, Jul 23

SAN

San Diego Intl.

SEA

Seattle - Tacoma Intl.

$219 Roundtrip, found 4 days ago

$219

Roundtrip

found 4 days ago

Select Alaska Airlines flight, departing Mon, Jul 21 from San Diego Intl. to Seattle - Tacoma Intl., returning Wed, Jul 23, priced at $219 found 4 days ago

Mon, Jul 21 - Thu, Jul 24

SAN

San Diego Intl.

SEA

Seattle - Tacoma Intl.

$221 Roundtrip, found 4 days ago

$221

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Mon, Jul 21 from San Diego Intl. to Seattle - Tacoma Intl., returning Thu, Jul 24, priced at $221 found 4 days ago

Mon, Jul 21 - Wed, Jul 23

SAN

San Diego Intl.

SEA

Seattle - Tacoma Intl.

$226 Roundtrip, found 4 days ago

$226

Roundtrip

found 4 days ago

Select Alaska Airlines flight, departing Mon, Jul 21 from San Diego Intl. to Seattle - Tacoma Intl., returning Wed, Jul 23, priced at $226 found 4 days ago

Mon, Jul 21 - Wed, Jul 23

SAN

San Diego Intl.

SEA

Seattle - Tacoma Intl.

$228 Roundtrip, found 4 days ago

$228

Roundtrip

found 4 days ago

Select United flight, departing Mon, Jul 21 from San Diego Intl. to Seattle - Tacoma Intl., returning Wed, Jul 23, priced at $228 found 4 days ago

Wed, Jun 25 - Sat, Jun 28

SAN

San Diego Intl.

SEA

Seattle - Tacoma Intl.

$231 Roundtrip, found 6 days ago

$231

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Wed, Jun 25 from San Diego Intl. to Seattle - Tacoma Intl., returning Sat, Jun 28, priced at $231 found 6 days ago

Wed, Jun 25 - Sat, Jun 28

SAN

San Diego Intl.

SEA

Seattle - Tacoma Intl.

$234 Roundtrip, found 6 days ago

$234

Roundtrip

found 6 days ago

Select United flight, departing Wed, Jun 25 from San Diego Intl. to Seattle - Tacoma Intl., returning Sat, Jun 28, priced at $234 found 6 days ago

Thu, Jun 26 - Sun, Jun 29

SAN

San Diego Intl.

SEA

Seattle - Tacoma Intl.

$251 Roundtrip, found 6 days ago

$251

Roundtrip

found 6 days ago

Select Alaska Airlines flight, departing Thu, Jun 26 from San Diego Intl. to Seattle - Tacoma Intl., returning Sun, Jun 29, priced at $251 found 6 days ago

Wed, Jul 23 - Wed, Jul 23

SAN

San Diego Intl.

SEA

Seattle - Tacoma Intl.

$252 Roundtrip, found 4 days ago

$252

Roundtrip

found 4 days ago

Select Alaska Airlines flight, departing Wed, Jul 23 from San Diego Intl. to Seattle - Tacoma Intl., returning Wed, Jul 23, priced at $252 found 4 days ago

Mon, Jul 21 - Mon, Jul 21

SAN

San Diego Intl.

SEA

Seattle - Tacoma Intl.

$252 Roundtrip, found 4 days ago

$252

Roundtrip

found 4 days ago

Select Delta flight, departing Mon, Jul 21 from San Diego Intl. to Seattle - Tacoma Intl., returning Mon, Jul 21, priced at $252 found 4 days ago

Wed, Jun 25 - Sat, Jun 28

SAN

San Diego Intl.

PAE

Seattle Paine Field Intl. Airport

$321 Roundtrip, found 6 days ago

$321

Roundtrip

found 6 days ago

Select Alaska Airlines flight, departing Wed, Jun 25 from San Diego Intl. to Seattle Paine Field Intl. Airport, returning Sat, Jun 28, priced at $321 found 6 days ago

Mon, Jul 21 - Wed, Jul 23

SAN

San Diego Intl.

SEA

Seattle - Tacoma Intl.

$327 Roundtrip, found 4 days ago

$327

Roundtrip

found 4 days ago

Select American Airlines flight, departing Mon, Jul 21 from San Diego Intl. to Seattle - Tacoma Intl., returning Wed, Jul 23, priced at $327 found 4 days ago

Mon, Jul 21 - Wed, Jul 23

CLD

McClellan-Palomar

SEA

Seattle - Tacoma Intl.

$337 Roundtrip, found 4 days ago

$337

Roundtrip

found 4 days ago

Select American Airlines flight, departing Mon, Jul 21 from McClellan-Palomar to Seattle - Tacoma Intl., returning Wed, Jul 23, priced at $337 found 4 days ago

Wed, Jun 11 - Sat, Jun 14

SAN

San Diego Intl.

SEA

Seattle - Tacoma Intl.

$617 Roundtrip, found 9 hours ago

$617

Roundtrip

found 9 hours ago

Select United flight, departing Wed, Jun 11 from San Diego Intl. to Seattle - Tacoma Intl., returning Sat, Jun 14, priced at $617 found 9 hours ago