Flights from Los Angeles to Union

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.

Wed, Aug 6 - Wed, Aug 13

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$149 Roundtrip, found 12 hours ago

$149

Roundtrip

found 12 hours ago

Select Frontier Airlines flight, departing Wed, Aug 6 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Wed, Aug 13, priced at $149 found 12 hours ago

Wed, Aug 6 - Sat, Aug 16

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$158 Roundtrip, found 1 day ago

$158

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Aug 6 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Sat, Aug 16, priced at $158 found 1 day ago

Wed, Aug 6 - Fri, Sep 12

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$163 Roundtrip, just found

$163

Roundtrip

just found

Select Frontier Airlines flight, departing Wed, Aug 6 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Fri, Sep 12, priced at $163 just found

Sat, Jul 19 - Sat, Jul 26

LAX

Los Angeles Intl.

SEA

Seattle - Tacoma Intl.

$164 Roundtrip, found 10 hours ago

$164

Roundtrip

found 10 hours ago

Select Frontier Airlines flight, departing Sat, Jul 19 from Los Angeles Intl. to Seattle - Tacoma Intl., returning Sat, Jul 26, priced at $164 found 10 hours ago

Tue, Jul 29 - Wed, Aug 13

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$168 Roundtrip, found 7 hours ago

$168

Roundtrip

found 7 hours ago

Select Frontier Airlines flight, departing Tue, Jul 29 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Wed, Aug 13, priced at $168 found 7 hours ago

Wed, Aug 6 - Wed, Aug 13

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$173 Roundtrip, found 12 hours ago

$173

Roundtrip

found 12 hours ago

Select Frontier Airlines flight, departing Wed, Aug 6 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Wed, Aug 13, priced at $173 found 12 hours ago

Mon, Aug 4 - Fri, Sep 12

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$173 Roundtrip, just found

$173

Roundtrip

just found

Select Frontier Airlines flight, departing Mon, Aug 4 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Fri, Sep 12, priced at $173 just found

Wed, Aug 6 - Mon, Sep 15

LAX

Los Angeles Intl.

SEA

Seattle - Tacoma Intl.

$176 Roundtrip, just found

$176

Roundtrip

just found

Select Spirit Airlines flight, departing Wed, Aug 6 from Los Angeles Intl. to Seattle - Tacoma Intl., returning Mon, Sep 15, priced at $176 just found

Wed, Aug 6 - Mon, Sep 15

LAX

Los Angeles Intl.

SEA

Seattle - Tacoma Intl.

$177 Roundtrip, just found

$177

Roundtrip

just found

Select United flight, departing Wed, Aug 6 from Los Angeles Intl. to Seattle - Tacoma Intl., returning Mon, Sep 15, priced at $177 just found

Fri, Sep 12 - Thu, Sep 18

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$177 Roundtrip, found 3 days ago

$177

Roundtrip

found 3 days ago

Select United flight, departing Fri, Sep 12 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Thu, Sep 18, priced at $177 found 3 days ago

Tue, Sep 9 - Wed, Sep 17

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$177 Roundtrip, found 3 days ago

$177

Roundtrip

found 3 days ago

Select Hawaiian Airlines flight, departing Tue, Sep 9 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Wed, Sep 17, priced at $177 found 3 days ago

Wed, Aug 6 - Thu, Sep 18

ONT

Los Angeles - Ontario Intl.

SEA

Seattle - Tacoma Intl.

$178 Roundtrip, just found

$178

Roundtrip

just found

Select Frontier Airlines flight, departing Wed, Aug 6 from Los Angeles - Ontario Intl. to Seattle - Tacoma Intl., returning Thu, Sep 18, priced at $178 just found

Sat, Aug 9 - Sat, Aug 9

LAX

Los Angeles Intl.

SEA

Seattle - Tacoma Intl.

$187 Roundtrip, found 4 days ago

$187

Roundtrip

found 4 days ago

Select Delta flight, departing Sat, Aug 9 from Los Angeles Intl. to Seattle - Tacoma Intl., returning Sat, Aug 9, priced at $187 found 4 days ago

Wed, Aug 6 - Mon, Sep 15

LAX

Los Angeles Intl.

SEA

Seattle - Tacoma Intl.

$191 Roundtrip, just found

$191

Roundtrip

just found

Select Alaska Airlines flight, departing Wed, Aug 6 from Los Angeles Intl. to Seattle - Tacoma Intl., returning Mon, Sep 15, priced at $191 just found

Wed, Aug 6 - Mon, Sep 15

LAX

Los Angeles Intl.

PAE

Seattle Paine Field Intl. Airport

$217 Roundtrip, just found

$217

Roundtrip

just found

Select Alaska Airlines flight, departing Wed, Aug 6 from Los Angeles Intl. to Seattle Paine Field Intl. Airport, returning Mon, Sep 15, priced at $217 just found

Wed, Jun 11 - Fri, Jul 4

SNA

John Wayne

SEA

Seattle - Tacoma Intl.

$220 Roundtrip, found 8 hours ago

$220

Roundtrip

found 8 hours ago

Select Frontier Airlines flight, departing Wed, Jun 11 from John Wayne to Seattle - Tacoma Intl., returning Fri, Jul 4, priced at $220 found 8 hours ago

Wed, Aug 6 - Mon, Sep 15

LAX

Los Angeles Intl.

SEA

Seattle - Tacoma Intl.

$221 Roundtrip, just found

$221

Roundtrip

just found

Select American Airlines flight, departing Wed, Aug 6 from Los Angeles Intl. to Seattle - Tacoma Intl., returning Mon, Sep 15, priced at $221 just found

Thu, Aug 7 - Sun, Aug 10

BUR

Hollywood Burbank

SEA

Seattle - Tacoma Intl.

$252 Roundtrip, found 4 days ago

$252

Roundtrip

found 4 days ago

Select Alaska Airlines flight, departing Thu, Aug 7 from Hollywood Burbank to Seattle - Tacoma Intl., returning Sun, Aug 10, priced at $252 found 4 days ago

Sat, Jun 14 - Tue, Jun 17

LGB

Long Beach Municipal

SEA

Seattle - Tacoma Intl.

$353 Roundtrip, found 3 days ago

$353

Roundtrip

found 3 days ago

Select Delta flight, departing Sat, Jun 14 from Long Beach Municipal to Seattle - Tacoma Intl., returning Tue, Jun 17, priced at $353 found 3 days ago

Wed, Jun 11 - Fri, Jul 4

SNA

John Wayne

PAE

Seattle Paine Field Intl. Airport

$561 Roundtrip, found 8 hours ago

$561

Roundtrip

found 8 hours ago

Select Alaska Airlines flight, departing Wed, Jun 11 from John Wayne to Seattle Paine Field Intl. Airport, returning Fri, Jul 4, priced at $561 found 8 hours ago