Flights from Seattle to Twin Peaks

Cheapest flights from Seattle

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, Aug 5 - Wed, Aug 6

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$149 Roundtrip, found 23 hours ago

$149

Roundtrip

found 23 hours ago

Select Frontier Airlines flight, departing Tue, Aug 5 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Wed, Aug 6, priced at $149 found 23 hours ago

Wed, Aug 6 - Tue, Aug 12

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$157 Roundtrip, found 23 hours ago

$157

Roundtrip

found 23 hours ago

Select Hawaiian Airlines flight, departing Wed, Aug 6 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Tue, Aug 12, priced at $157 found 23 hours ago

Thu, Aug 7 - Tue, Aug 12

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$159 Roundtrip, found 23 hours ago

$159

Roundtrip

found 23 hours ago

Select Frontier Airlines flight, departing Thu, Aug 7 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Tue, Aug 12, priced at $159 found 23 hours ago

Tue, Jul 22 - Tue, Jul 29

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$168 Roundtrip, found 3 days ago

$168

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Tue, Jul 22 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Tue, Jul 29, priced at $168 found 3 days ago

Tue, Aug 5 - Thu, Aug 14

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$169 Roundtrip, found 23 hours ago

$169

Roundtrip

found 23 hours ago

Select Frontier Airlines flight, departing Tue, Aug 5 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Thu, Aug 14, priced at $169 found 23 hours ago

Thu, Sep 18 - Thu, Sep 25

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$170 Roundtrip, found 1 day ago

$170

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Sep 18 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Thu, Sep 25, priced at $170 found 1 day ago

Sat, Oct 11 - Tue, Oct 14

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$177 Roundtrip, found 4 days ago

$177

Roundtrip

found 4 days ago

Select Alaska Airlines flight, departing Sat, Oct 11 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Tue, Oct 14, priced at $177 found 4 days ago

Tue, Aug 5 - Sun, Aug 10

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$178 Roundtrip, found 23 hours ago

$178

Roundtrip

found 23 hours ago

Select Frontier Airlines flight, departing Tue, Aug 5 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Sun, Aug 10, priced at $178 found 23 hours ago

Thu, Aug 7 - Thu, Aug 14

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$179 Roundtrip, found 23 hours ago

$179

Roundtrip

found 23 hours ago

Select Frontier Airlines flight, departing Thu, Aug 7 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Thu, Aug 14, priced at $179 found 23 hours ago

Tue, Jul 22 - Sun, Aug 3

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$183 Roundtrip, found 3 days ago

$183

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Tue, Jul 22 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Sun, Aug 3, priced at $183 found 3 days ago

Thu, Sep 18 - Tue, Sep 23

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$187 Roundtrip, found 1 day ago

$187

Roundtrip

found 1 day ago

Select Hawaiian Airlines flight, departing Thu, Sep 18 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Tue, Sep 23, priced at $187 found 1 day ago

Thu, Aug 7 - Sun, Aug 10

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$188 Roundtrip, found 23 hours ago

$188

Roundtrip

found 23 hours ago

Select Frontier Airlines flight, departing Thu, Aug 7 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Sun, Aug 10, priced at $188 found 23 hours ago

Tue, Aug 5 - Tue, Aug 5

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$191 Roundtrip, found 23 hours ago

$191

Roundtrip

found 23 hours ago

Select Hawaiian Airlines flight, departing Tue, Aug 5 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Tue, Aug 5, priced at $191 found 23 hours ago

Mon, Sep 22 - Wed, Sep 24

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$193 Roundtrip, found 1 day ago

$193

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Sep 22 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Wed, Sep 24, priced at $193 found 1 day ago

Thu, Jul 24 - Sat, Aug 2

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$193 Roundtrip, found 3 days ago

$193

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Thu, Jul 24 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Sat, Aug 2, priced at $193 found 3 days ago

Fri, Sep 19 - Fri, Sep 26

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$197 Roundtrip, found 1 day ago

$197

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Fri, Sep 19 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Fri, Sep 26, priced at $197 found 1 day ago

Sat, Oct 11 - Tue, Oct 14

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$198 Roundtrip, found 4 days ago

$198

Roundtrip

found 4 days ago

Select United flight, departing Sat, Oct 11 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Tue, Oct 14, priced at $198 found 4 days ago

Sun, Aug 10 - Sun, Aug 17

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$227 Roundtrip, found 1 day ago

$227

Roundtrip

found 1 day ago

Select Delta flight, departing Sun, Aug 10 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Sun, Aug 17, priced at $227 found 1 day ago

Fri, Jul 4 - Mon, Jul 7

PAE

Seattle Paine Field Intl. Airport

ONT

Los Angeles - Ontario Intl.

$336 Roundtrip, found 16 hours ago

$336

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Fri, Jul 4 from Seattle Paine Field Intl. Airport to Los Angeles - Ontario Intl., returning Mon, Jul 7, priced at $336 found 16 hours ago

Fri, Sep 19 - Fri, Sep 26

SEA

Seattle - Tacoma Intl.

ONT

Los Angeles - Ontario Intl.

$367 Roundtrip, found 1 day ago

$367

Roundtrip

found 1 day ago

Select American Airlines flight, departing Fri, Sep 19 from Seattle - Tacoma Intl. to Los Angeles - Ontario Intl., returning Fri, Sep 26, priced at $367 found 1 day ago