Flights from Portland to Running Springs

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, Aug 9 - Tue, Aug 12

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$88 Roundtrip, found 4 days ago

$88

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sat, Aug 9 from Portland Intl. to Los Angeles - Ontario Intl., returning Tue, Aug 12, priced at $88 found 4 days ago

Sat, Aug 9 - Fri, Aug 15

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$97 Roundtrip, found 4 days ago

$97

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sat, Aug 9 from Portland Intl. to Los Angeles - Ontario Intl., returning Fri, Aug 15, priced at $97 found 4 days ago

Fri, Aug 8 - Fri, Aug 15

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$106 Roundtrip, found 4 days ago

$106

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Fri, Aug 8 from Portland Intl. to Los Angeles - Ontario Intl., returning Fri, Aug 15, priced at $106 found 4 days ago

Thu, May 22 - Sun, Jun 1

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$138 Roundtrip, found 2 days ago

$138

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, May 22 from Portland Intl. to Los Angeles - Ontario Intl., returning Sun, Jun 1, priced at $138 found 2 days ago

Tue, Aug 12 - Thu, Aug 14

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$139 Roundtrip, found 4 days ago

$139

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Tue, Aug 12 from Portland Intl. to Los Angeles - Ontario Intl., returning Thu, Aug 14, priced at $139 found 4 days ago

Thu, May 22 - Sun, May 25

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$148 Roundtrip, found 4 days ago

$148

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, May 22 from Portland Intl. to Los Angeles - Ontario Intl., returning Sun, May 25, priced at $148 found 4 days ago

Mon, Aug 11 - Thu, Aug 14

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$149 Roundtrip, found 4 days ago

$149

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Mon, Aug 11 from Portland Intl. to Los Angeles - Ontario Intl., returning Thu, Aug 14, priced at $149 found 4 days ago

Fri, May 23 - Sun, Jun 1

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$175 Roundtrip, found 2 days ago

$175

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, May 23 from Portland Intl. to Los Angeles - Ontario Intl., returning Sun, Jun 1, priced at $175 found 2 days ago

Wed, May 14 - Thu, May 22

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$241 Roundtrip, found 2 days ago

$241

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Wed, May 14 from Portland Intl. to Los Angeles - Ontario Intl., returning Thu, May 22, priced at $241 found 2 days ago