Flights from Portland to Lake Elsinore

Cheapest flights from Portland

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, Jul 19 - Sat, Jul 26

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$109 Roundtrip, found 1 day ago

$109

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Jul 19 from Portland Intl. to Los Angeles - Ontario Intl., returning Sat, Jul 26, priced at $109 found 1 day ago

Sat, Jul 19 - Sat, Jul 26

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$128 Roundtrip, found 1 day ago

$128

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Jul 19 from Portland Intl. to Los Angeles - Ontario Intl., returning Sat, Jul 26, priced at $128 found 1 day ago

Sun, Jul 20 - Mon, Jul 21

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$133 Roundtrip, found 3 days ago

$133

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sun, Jul 20 from Portland Intl. to Los Angeles - Ontario Intl., returning Mon, Jul 21, priced at $133 found 3 days ago

Wed, Jul 16 - Wed, Jul 30

PDX

Portland Intl.

SNA

John Wayne

$134 Roundtrip, found 6 days ago

$134

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Wed, Jul 16 from Portland Intl. to John Wayne, returning Wed, Jul 30, priced at $134 found 6 days ago

Tue, Aug 5 - Sun, Aug 10

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$138 Roundtrip, found 1 day ago

$138

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Aug 5 from Portland Intl. to Los Angeles - Ontario Intl., returning Sun, Aug 10, priced at $138 found 1 day ago

Mon, Jul 21 - Sat, Aug 2

PDX

Portland Intl.

SAN

San Diego Intl.

$139 Roundtrip, found 6 days ago

$139

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Mon, Jul 21 from Portland Intl. to San Diego Intl., returning Sat, Aug 2, priced at $139 found 6 days ago

Sat, Jul 12 - Mon, Jul 14

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$143 Roundtrip, found 6 days ago

$143

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Sat, Jul 12 from Portland Intl. to Los Angeles - Ontario Intl., returning Mon, Jul 14, priced at $143 found 6 days ago

Thu, Aug 7 - Wed, Aug 13

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$147 Roundtrip, found 1 day ago

$147

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Aug 7 from Portland Intl. to Los Angeles - Ontario Intl., returning Wed, Aug 13, priced at $147 found 1 day ago

Sat, Jul 19 - Thu, Jul 24

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$148 Roundtrip, found 1 day ago

$148

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Jul 19 from Portland Intl. to Los Angeles - Ontario Intl., returning Thu, Jul 24, priced at $148 found 1 day ago

Sat, Jul 19 - Sat, Jul 26

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$152 Roundtrip, found 1 day ago

$152

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Jul 19 from Portland Intl. to Los Angeles - Ontario Intl., returning Sat, Jul 26, priced at $152 found 1 day ago

Sat, Jul 19 - Sun, Jul 27

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$153 Roundtrip, found 1 day ago

$153

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Jul 19 from Portland Intl. to Los Angeles - Ontario Intl., returning Sun, Jul 27, priced at $153 found 1 day ago

Tue, Aug 5 - Mon, Aug 11

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$158 Roundtrip, found 1 day ago

$158

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Aug 5 from Portland Intl. to Los Angeles - Ontario Intl., returning Mon, Aug 11, priced at $158 found 1 day ago

Sat, Jul 19 - Mon, Jul 28

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$161 Roundtrip, found 1 day ago

$161

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Jul 19 from Portland Intl. to Los Angeles - Ontario Intl., returning Mon, Jul 28, priced at $161 found 1 day ago

Mon, Sep 15 - Mon, Sep 22

PDX

Portland Intl.

SAN

San Diego Intl.

$163 Roundtrip, found 6 days ago

$163

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Mon, Sep 15 from Portland Intl. to San Diego Intl., returning Mon, Sep 22, priced at $163 found 6 days ago

Sat, Aug 16 - Tue, Aug 19

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$177 Roundtrip, found 4 days ago

$177

Roundtrip

found 4 days ago

Select Hawaiian Airlines flight, departing Sat, Aug 16 from Portland Intl. to Los Angeles - Ontario Intl., returning Tue, Aug 19, priced at $177 found 4 days ago

Sat, Sep 20 - Thu, Sep 25

PDX

Portland Intl.

SAN

San Diego Intl.

$187 Roundtrip, found 6 days ago

$187

Roundtrip

found 6 days ago

Select Alaska Airlines flight, departing Sat, Sep 20 from Portland Intl. to San Diego Intl., returning Thu, Sep 25, priced at $187 found 6 days ago

Wed, Sep 17 - Thu, Sep 25

PDX

Portland Intl.

CLD

McClellan-Palomar

$197 Roundtrip, found 6 days ago

$197

Roundtrip

found 6 days ago

Select American Airlines flight, departing Wed, Sep 17 from Portland Intl. to McClellan-Palomar, returning Thu, Sep 25, priced at $197 found 6 days ago

Wed, Sep 17 - Thu, Sep 25

PDX

Portland Intl.

SAN

San Diego Intl.

$197 Roundtrip, found 6 days ago

$197

Roundtrip

found 6 days ago

Select United flight, departing Wed, Sep 17 from Portland Intl. to San Diego Intl., returning Thu, Sep 25, priced at $197 found 6 days ago

Wed, Sep 17 - Thu, Sep 25

PDX

Portland Intl.

SAN

San Diego Intl.

$197 Roundtrip, found 6 days ago

$197

Roundtrip

found 6 days ago

Select Delta flight, departing Wed, Sep 17 from Portland Intl. to San Diego Intl., returning Thu, Sep 25, priced at $197 found 6 days ago

Wed, Sep 17 - Thu, Sep 25

PDX

Portland Intl.

SAN

San Diego Intl.

$197 Roundtrip, found 6 days ago

$197

Roundtrip

found 6 days ago

Select American Airlines flight, departing Wed, Sep 17 from Portland Intl. to San Diego Intl., returning Thu, Sep 25, priced at $197 found 6 days ago