Flights from Portland to Adelanto

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, Jul 25 - Tue, Jul 29

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$173 Roundtrip, found 5 days ago

$173

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Fri, Jul 25 from Portland Intl. to Los Angeles - Ontario Intl., returning Tue, Jul 29, priced at $173 found 5 days ago

Wed, Aug 13 - Sat, Aug 16

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$177 Roundtrip, found 5 days ago

$177

Roundtrip

found 5 days ago

Select Hawaiian Airlines flight, departing Wed, Aug 13 from Portland Intl. to Los Angeles - Ontario Intl., returning Sat, Aug 16, priced at $177 found 5 days ago

Fri, Oct 17 - Sat, Oct 25

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$187 Roundtrip, found 3 days ago

$187

Roundtrip

found 3 days ago

Select Hawaiian Airlines flight, departing Fri, Oct 17 from Portland Intl. to Los Angeles - Ontario Intl., returning Sat, Oct 25, priced at $187 found 3 days ago

Sat, Aug 2 - Tue, Aug 12

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$191 Roundtrip, found 22 hours ago

$191

Roundtrip

found 22 hours ago

Select Frontier Airlines flight, departing Sat, Aug 2 from Portland Intl. to Los Angeles - Ontario Intl., returning Tue, Aug 12, priced at $191 found 22 hours ago

Fri, Oct 17 - Thu, Oct 23

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$197 Roundtrip, found 3 days ago

$197

Roundtrip

found 3 days ago

Select Hawaiian Airlines flight, departing Fri, Oct 17 from Portland Intl. to Los Angeles - Ontario Intl., returning Thu, Oct 23, priced at $197 found 3 days ago

Sat, Aug 16 - Sat, Aug 16

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$206 Roundtrip, found 5 days ago

$206

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sat, Aug 16 from Portland Intl. to Los Angeles - Ontario Intl., returning Sat, Aug 16, priced at $206 found 5 days ago

Thu, Aug 7 - Tue, Aug 12

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$211 Roundtrip, found 22 hours ago

$211

Roundtrip

found 22 hours ago

Select Frontier Airlines flight, departing Thu, Aug 7 from Portland Intl. to Los Angeles - Ontario Intl., returning Tue, Aug 12, priced at $211 found 22 hours ago

Mon, Aug 18 - Thu, Aug 21

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$221 Roundtrip, found 5 days ago

$221

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Mon, Aug 18 from Portland Intl. to Los Angeles - Ontario Intl., returning Thu, Aug 21, priced at $221 found 5 days ago

Fri, Jul 25 - Tue, Jul 29

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$222 Roundtrip, found 5 days ago

$222

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Fri, Jul 25 from Portland Intl. to Los Angeles - Ontario Intl., returning Tue, Jul 29, priced at $222 found 5 days ago

Tue, Aug 19 - Fri, Aug 22

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$227 Roundtrip, found 5 days ago

$227

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Tue, Aug 19 from Portland Intl. to Los Angeles - Ontario Intl., returning Fri, Aug 22, priced at $227 found 5 days ago

Sun, Aug 3 - Thu, Aug 14

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$231 Roundtrip, found 22 hours ago

$231

Roundtrip

found 22 hours ago

Select Frontier Airlines flight, departing Sun, Aug 3 from Portland Intl. to Los Angeles - Ontario Intl., returning Thu, Aug 14, priced at $231 found 22 hours ago

Tue, Jul 29 - Sat, Aug 2

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$238 Roundtrip, found 16 hours ago

$238

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Tue, Jul 29 from Portland Intl. to Los Angeles - Ontario Intl., returning Sat, Aug 2, priced at $238 found 16 hours ago

Tue, Jul 22 - Sat, Jul 26

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$248 Roundtrip, found 4 days ago

$248

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Tue, Jul 22 from Portland Intl. to Los Angeles - Ontario Intl., returning Sat, Jul 26, priced at $248 found 4 days ago

Thu, Jul 24 - Tue, Jul 29

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$251 Roundtrip, found 5 days ago

$251

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Thu, Jul 24 from Portland Intl. to Los Angeles - Ontario Intl., returning Tue, Jul 29, priced at $251 found 5 days ago

Wed, Jul 30 - Fri, Aug 1

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$254 Roundtrip, found 16 hours ago

$254

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Wed, Jul 30 from Portland Intl. to Los Angeles - Ontario Intl., returning Fri, Aug 1, priced at $254 found 16 hours ago

Tue, Jul 29 - Tue, Jul 29

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$256 Roundtrip, found 16 hours ago

$256

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Tue, Jul 29 from Portland Intl. to Los Angeles - Ontario Intl., returning Tue, Jul 29, priced at $256 found 16 hours ago

Thu, Jul 24 - Sat, Jul 26

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$257 Roundtrip, found 5 days ago

$257

Roundtrip

found 5 days ago

Select Hawaiian Airlines flight, departing Thu, Jul 24 from Portland Intl. to Los Angeles - Ontario Intl., returning Sat, Jul 26, priced at $257 found 5 days ago

Wed, Jul 30 - Fri, Aug 1

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$267 Roundtrip, found 16 hours ago

$267

Roundtrip

found 16 hours ago

Select Delta flight, departing Wed, Jul 30 from Portland Intl. to Los Angeles - Ontario Intl., returning Fri, Aug 1, priced at $267 found 16 hours ago

Wed, Jul 30 - Fri, Aug 1

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$297 Roundtrip, found 16 hours ago

$297

Roundtrip

found 16 hours ago

Select American Airlines flight, departing Wed, Jul 30 from Portland Intl. to Los Angeles - Ontario Intl., returning Fri, Aug 1, priced at $297 found 16 hours ago

Wed, Jul 30 - Fri, Aug 1

PDX

Portland Intl.

ONT

Los Angeles - Ontario Intl.

$482 Roundtrip, found 16 hours ago

$482

Roundtrip

found 16 hours ago

Select United flight, departing Wed, Jul 30 from Portland Intl. to Los Angeles - Ontario Intl., returning Fri, Aug 1, priced at $482 found 16 hours ago