Flights from Portland to Helendale

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.

Fri, Jun 27 - Sun, Jul 6

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$109 Roundtrip, found 8 hours ago

$109

Roundtrip

found 8 hours ago

Select Frontier Airlines flight, departing Fri, Jun 27 from Portland Intl. to Los Angeles - Ontario Intl., returning Sun, Jul 6, priced at $109 found 8 hours ago

Thu, Jul 31 - Thu, Aug 7

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$128 Roundtrip, found 2 days ago

$128

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Jul 31 from Portland Intl. to Los Angeles - Ontario Intl., returning Thu, Aug 7, priced at $128 found 2 days ago

Thu, Jul 31 - Sun, Aug 3

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$133 Roundtrip, found 2 days ago

$133

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Jul 31 from Portland Intl. to Los Angeles - Ontario Intl., returning Sun, Aug 3, priced at $133 found 2 days ago

Tue, Jul 29 - Thu, Aug 7

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 Tue, Jul 29 from Portland Intl. to Los Angeles - Ontario Intl., returning Thu, Aug 7, priced at $138 found 2 days ago

Tue, Jul 29 - Sun, Aug 3

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$143 Roundtrip, found 2 days ago

$143

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, Jul 29 from Portland Intl. to Los Angeles - Ontario Intl., returning Sun, Aug 3, priced at $143 found 2 days ago

Thu, Jul 31 - Fri, Aug 1

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$148 Roundtrip, found 2 days ago

$148

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Jul 31 from Portland Intl. to Los Angeles - Ontario Intl., returning Fri, Aug 1, priced at $148 found 2 days ago

Tue, Jul 29 - Sat, Aug 2

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$153 Roundtrip, found 2 days ago

$153

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, Jul 29 from Portland Intl. to Los Angeles - Ontario Intl., returning Sat, Aug 2, priced at $153 found 2 days ago

Tue, Jul 29 - Fri, Aug 1

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$158 Roundtrip, found 2 days ago

$158

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, Jul 29 from Portland Intl. to Los Angeles - Ontario Intl., returning Fri, Aug 1, priced at $158 found 2 days ago

Thu, Jul 24 - Fri, Jul 25

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$168 Roundtrip, found 6 days ago

$168

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Jul 24 from Portland Intl. to Los Angeles - Ontario Intl., returning Fri, Jul 25, priced at $168 found 6 days ago

Sat, Aug 2 - Sat, Aug 2

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$176 Roundtrip, found 2 days ago

$176

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sat, Aug 2 from Portland Intl. to Los Angeles - Ontario Intl., returning Sat, Aug 2, priced at $176 found 2 days ago

Fri, Jun 27 - Sun, Jul 6

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$182 Roundtrip, found 8 hours ago

$182

Roundtrip

found 8 hours ago

Select Frontier Airlines flight, departing Fri, Jun 27 from Portland Intl. to Los Angeles - Ontario Intl., returning Sun, Jul 6, priced at $182 found 8 hours ago

Sat, Jun 14 - Sat, Jun 21

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$183 Roundtrip, found 7 hours ago

$183

Roundtrip

found 7 hours ago

Select Frontier Airlines flight, departing Sat, Jun 14 from Portland Intl. to Los Angeles - Ontario Intl., returning Sat, Jun 21, priced at $183 found 7 hours ago

Sat, Jun 14 - Mon, Jun 23

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$188 Roundtrip, found 7 hours ago

$188

Roundtrip

found 7 hours ago

Select Frontier Airlines flight, departing Sat, Jun 14 from Portland Intl. to Los Angeles - Ontario Intl., returning Mon, Jun 23, priced at $188 found 7 hours ago

Fri, Jun 27 - Sun, Jul 6

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$190 Roundtrip, found 8 hours ago

$190

Roundtrip

found 8 hours ago

Select Frontier Airlines flight, departing Fri, Jun 27 from Portland Intl. to Los Angeles - Ontario Intl., returning Sun, Jul 6, priced at $190 found 8 hours ago

Sat, Jun 14 - Sun, Jun 22

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$193 Roundtrip, found 7 hours ago

$193

Roundtrip

found 7 hours ago

Select Frontier Airlines flight, departing Sat, Jun 14 from Portland Intl. to Los Angeles - Ontario Intl., returning Sun, Jun 22, priced at $193 found 7 hours ago

Fri, Jun 27 - Sun, Jul 6

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$198 Roundtrip, found 8 hours ago

$198

Roundtrip

found 8 hours ago

Select Delta flight, departing Fri, Jun 27 from Portland Intl. to Los Angeles - Ontario Intl., returning Sun, Jul 6, priced at $198 found 8 hours ago

Fri, Jun 27 - Sun, Jul 6

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$277 Roundtrip, found 8 hours ago

$277

Roundtrip

found 8 hours ago

Select Alaska Airlines flight, departing Fri, Jun 27 from Portland Intl. to Los Angeles - Ontario Intl., returning Sun, Jul 6, priced at $277 found 8 hours ago

Fri, Jun 27 - Sun, Jul 6

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$367 Roundtrip, found 8 hours ago

$367

Roundtrip

found 8 hours ago

Select United flight, departing Fri, Jun 27 from Portland Intl. to Los Angeles - Ontario Intl., returning Sun, Jul 6, priced at $367 found 8 hours ago

Fri, Jun 27 - Sun, Jul 6

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$373 Roundtrip, found 8 hours ago

$373

Roundtrip

found 8 hours ago

Select American Airlines flight, departing Fri, Jun 27 from Portland Intl. to Los Angeles - Ontario Intl., returning Sun, Jul 6, priced at $373 found 8 hours ago

Fri, Jun 27 - Sun, Jul 6

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$523 Roundtrip, found 8 hours ago

$523

Roundtrip

found 8 hours ago

Select Delta flight, departing Fri, Jun 27 from Portland Intl. to Los Angeles - Ontario Intl., returning Sun, Jul 6, priced at $523 found 8 hours ago