Flights from Los Angeles to Seattle

Cheapest flights from Los Angeles

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.

Sat, May 18 - Wed, May 22

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$76 Roundtrip, found 6 hours ago

$76

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Sat, May 18 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Wed, May 22, priced at $76 found 6 hours ago

Thu, May 16 - Tue, May 21

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$78 Roundtrip, found 1 day ago

$78

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, May 16 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Tue, May 21, priced at $78 found 1 day ago

Sat, May 18 - Sat, May 25

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$86 Roundtrip, found 7 hours ago

$86

Roundtrip

found 7 hours ago

Select Frontier Airlines flight, departing Sat, May 18 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Sat, May 25, priced at $86 found 7 hours ago

Mon, May 20 - Wed, May 22

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$87 Roundtrip, found 6 hours ago

$87

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Mon, May 20 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Wed, May 22, priced at $87 found 6 hours ago

Mon, May 20 - Wed, May 22

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$88 Roundtrip, found 6 hours ago

$88

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Mon, May 20 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Wed, May 22, priced at $88 found 6 hours ago

Sat, May 18 - Sun, May 19

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$95 Roundtrip, found 6 hours ago

$95

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Sat, May 18 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Sun, May 19, priced at $95 found 6 hours ago

Sat, May 18 - Wed, May 22

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$96 Roundtrip, found 6 hours ago

$96

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Sat, May 18 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Wed, May 22, priced at $96 found 6 hours ago

Sat, May 18 - Fri, May 24

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$97 Roundtrip, found 4 days ago

$97

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sat, May 18 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Fri, May 24, priced at $97 found 4 days ago

Mon, May 20 - Sat, May 25

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$98 Roundtrip, found 6 hours ago

$98

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Mon, May 20 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Sat, May 25, priced at $98 found 6 hours ago

Tue, Aug 27 - Wed, Sep 4

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$99 Roundtrip, found 5 hours ago

$99

Roundtrip

found 5 hours ago

Select Frontier Airlines flight, departing Tue, Aug 27 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Wed, Sep 4, priced at $99 found 5 hours ago

Sat, May 18 - Thu, May 23

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$105 Roundtrip, found 6 hours ago

$105

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Sat, May 18 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Thu, May 23, priced at $105 found 6 hours ago

Mon, May 20 - Tue, May 28

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$106 Roundtrip, found 2 days ago

$106

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Mon, May 20 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Tue, May 28, priced at $106 found 2 days ago

Mon, May 20 - Wed, May 22

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$107 Roundtrip, found 6 hours ago

$107

Roundtrip

found 6 hours ago

Select Frontier Airlines flight, departing Mon, May 20 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Wed, May 22, priced at $107 found 6 hours ago

Wed, May 1 - Mon, May 6

LAX

Los Angeles Intl.

SEA

Seattle - Tacoma Intl.

$108 Roundtrip, found 15 hours ago

$108

Roundtrip

found 15 hours ago

Select Frontier Airlines flight, departing Wed, May 1 from Los Angeles Intl. to Seattle - Tacoma Intl., returning Mon, May 6, priced at $108 found 15 hours ago

Tue, Jun 11 - Wed, Jun 12

SNA

John Wayne

SEA

Seattle - Tacoma Intl.

$152 Roundtrip, found 1 day ago

$152

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Tue, Jun 11 from John Wayne to Seattle - Tacoma Intl., returning Wed, Jun 12, priced at $152 found 1 day ago

Sat, Jun 1 - Wed, Jun 5

LAX

Los Angeles Intl.

PAE

Seattle Paine Field Intl. Airport

$157 Roundtrip, found 2 days ago

$157

Roundtrip

found 2 days ago

Select Alaska Airlines flight, departing Sat, Jun 1 from Los Angeles Intl. to Seattle Paine Field Intl. Airport, returning Wed, Jun 5, priced at $157 found 2 days ago

Tue, Jun 11 - Wed, Jun 12

SNA

John Wayne

SEA

Seattle - Tacoma Intl.

$157 Roundtrip, found 1 day ago

$157

Roundtrip

found 1 day ago

Select Delta flight, departing Tue, Jun 11 from John Wayne to Seattle - Tacoma Intl., returning Wed, Jun 12, priced at $157 found 1 day ago

Thu, May 2 - Fri, May 10

LAX

Los Angeles Intl.

SEA

Seattle - Tacoma Intl.

$173 Roundtrip, found 4 days ago

$173

Roundtrip

found 4 days ago

Select United flight, departing Thu, May 2 from Los Angeles Intl. to Seattle - Tacoma Intl., returning Fri, May 10, priced at $173 found 4 days ago

Mon, May 6 - Tue, May 7

LGB

Long Beach Municipal

SEA

Seattle - Tacoma Intl.

$216 Roundtrip, found 2 days ago

$216

Roundtrip

found 2 days ago

Select Delta flight, departing Mon, May 6 from Long Beach Municipal to Seattle - Tacoma Intl., returning Tue, May 7, priced at $216 found 2 days ago

Thu, May 30 - Wed, Jun 5

LAX

Los Angeles Intl.

SEA

Seattle - Tacoma Intl.

$222 Roundtrip, found 2 days ago

$222

Roundtrip

found 2 days ago

Select American Airlines flight, departing Thu, May 30 from Los Angeles Intl. to Seattle - Tacoma Intl., returning Wed, Jun 5, priced at $222 found 2 days ago