Beginning of main content

United Flights from Portland (PDX) to Ontario (ONT)

Trip Type
Flight 1
Flight 2
Flight 3
Flight 4
Flight 5
Due to coronavirus (COVID-19) travel advisories, some destinations may be unavailable for certain dates. Find out more.

Wander Wisely with exceptional service, 24/7 support

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Amazing United PDX to ONT Flight Deals

The cheapest flights to Los Angeles - Ontario Intl. found within the past 7 days were $118 round trip and $63 one way. Prices and availability subject to change. Additional terms may apply.

Wed, Sep 9 -
PDX
Portland
to
ONT
Ontario
$63

One way

found 2 days ago

Open PDX to ONT flights search result page
Sun, Sep 20 -
PDX
Portland
to
ONT
Ontario
$83

One way

just found

Open PDX to ONT flights search result page
Sat, Aug 22 - Fri, Aug 28
PDX
Portland
to
ONT
Ontario
$118

Roundtrip

found 6 days ago

Open PDX to ONT flights search result page
Thu, Nov 26 -
PDX
Portland
to
ONT
Ontario
$122

One way

found 1 day ago

Open PDX to ONT flights search result page
Tue, Oct 13 - Sat, Oct 17
PDX
Portland
to
ONT
Ontario
$122

Roundtrip

found 5 days ago

Open PDX to ONT flights search result page
Tue, Sep 8 - Sat, Sep 19
PDX
Portland
to
ONT
Ontario
$126

Roundtrip

found 4 days ago

Open PDX to ONT flights search result page
Tue, Sep 1 - Wed, Sep 9
PDX
Portland
to
ONT
Ontario
$132

Roundtrip

found 3 days ago

Open PDX to ONT flights search result page
Wed, Aug 26 - Wed, Sep 9
PDX
Portland
to
ONT
Ontario
$136

Roundtrip

found 2 days ago

Open PDX to ONT flights search result page
Tue, Nov 24 -
PDX
Portland
to
ONT
Ontario
$141

One way

found 1 day ago

Open PDX to ONT flights search result page
Tue, Oct 13 - Sat, Oct 17
PDX
Portland
to
ONT
Ontario
$142

Roundtrip

found 5 days ago

Open PDX to ONT flights search result page
Wed, Nov 25 -
PDX
Portland
to
ONT
Ontario
$142

One way

found 1 day ago

Open PDX to ONT flights search result page
Tue, Sep 1 - Tue, Sep 8
PDX
Portland
to
ONT
Ontario
$142

Roundtrip

found 18 hours ago

Open PDX to ONT flights search result page
Sat, Aug 22 - Fri, Aug 28
PDX
Portland
to
ONT
Ontario
$118

Roundtrip

found 6 days ago

Open PDX to ONT flights search result page
Wed, Aug 26 - Wed, Sep 9
PDX
Portland
to
ONT
Ontario
$136

Roundtrip

found 2 days ago

Open PDX to ONT flights search result page
Wed, Sep 9 -
PDX
Portland
to
ONT
Ontario
$63

One way

found 2 days ago

Open PDX to ONT flights search result page
Sun, Sep 20 -
PDX
Portland
to
ONT
Ontario
$83

One way

just found

Open PDX to ONT flights search result page
Tue, Sep 8 - Sat, Sep 19
PDX
Portland
to
ONT
Ontario
$126

Roundtrip

found 4 days ago

Open PDX to ONT flights search result page
Tue, Sep 1 - Wed, Sep 9
PDX
Portland
to
ONT
Ontario
$132

Roundtrip

found 3 days ago

Open PDX to ONT flights search result page
Tue, Sep 1 - Tue, Sep 8
PDX
Portland
to
ONT
Ontario
$142

Roundtrip

found 18 hours ago

Open PDX to ONT flights search result page
Tue, Oct 13 - Sat, Oct 17
PDX
Portland
to
ONT
Ontario
$122

Roundtrip

found 5 days ago

Open PDX to ONT flights search result page
Tue, Oct 13 - Sat, Oct 17
PDX
Portland
to
ONT
Ontario
$142

Roundtrip

found 5 days ago

Open PDX to ONT flights search result page
Thu, Nov 26 -
PDX
Portland
to
ONT
Ontario
$122

One way

found 1 day ago

Open PDX to ONT flights search result page
Tue, Nov 24 -
PDX
Portland
to
ONT
Ontario
$141

One way

found 1 day ago

Open PDX to ONT flights search result page
Wed, Nov 25 -
PDX
Portland
to
ONT
Ontario
$142

One way

found 1 day ago

Open PDX to ONT flights search result page

ONT From PDX Economy Coach Packages on Similar Airlines

Save $444
PDX
Portland Intl.
to
LAX
Los Angeles Intl.
Alaska AirlinesEconomy
Sofitel LA at Beverly Hills
4.5 out of 5.0

Wed, Sep 2 - Sun, Sep 6

Old price

$899

The price now is $455 per person
Flight + Hotel
Sofitel LA at Beverly Hills
Save $147
PDX
Portland Intl.
to
LAX
Los Angeles Intl.
Alaska AirlinesEconomy
Hilton Los Angeles Airport
4.0 out of 5.0

Wed, Sep 2 - Sun, Sep 6

Old price

$424

The price now is $277 per person
Flight + Hotel
Hilton Los Angeles Airport
Save $116
PDX
Portland Intl.
to
LAX
Los Angeles Intl.
Alaska AirlinesEconomy
Coast Anabelle Hotel
3.5 out of 5.0

Wed, Sep 2 - Sun, Sep 6

Old price

$513

The price now is $397 per person
Flight + Hotel
Coast Anabelle Hotel

FAQs about United Airlines Flights from PDX to ONT

What terminal is United Airlines at PDX Airport?

Check your boarding pass to find out which Portland, OR Airport (PDX-Portland Intl.) terminal you'll be taking off from on your way to Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.) with United Airlines. If you can't spot the details on there, get in touch with your airline.

Are there United Airlines non-stop flights from PDX to ONT?

If you're flying with United Airlines from Portland, OR Airport (PDX-Portland Intl.) to Ontario, CA Airport (ONT-Los Angeles - Ontario Intl.), you'll have to make a stopover. While waiting for your connection, take the chance to grab a bite to eat or go for a walk.

How long is an United Airlines flight from PDX to ONT?

Your United Airlines flight should get you from PDX to ONT in just 3 hours and 42 minutes. If you're not a huge fan of speaking to other travelers while you're thousands of feet in the air, don't fret — you won't have to ramble on for too long.

How many direct and indirect flights does United Airlines fly from PDX to ONT?

You'll enjoy lots of choice if you're thinking about flying with United Airlines between PDX and ONT. At the moment, it has about 4 flights daily.

Flying Tips & Tricks How do I find my flight number?
  • Your flight code will be within your itinerary, which your carrier will email to you once your booking has been finalized. It's wise to keep this within easy reach in case you need to make any changes to your ticket.
How early can you check bags for a flight?
  • For international flights, check-in and baggage drop open approximately three hours prior to departure and close an hour before takeoff. For domestic flights, check-in and baggage drop open two hours ahead of departure and close 45 minutes prior to departure. These times can differ airline to airline, so check before you head off.

Popular United Flight Routes from PDX

Top United Flight Routes from ONT

Top Flights for United originating from PDX

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.