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Uncover the best deals on Portland to Ontario flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest PWM - ONT Flights
Useful information for finding best airline tickets from Portland International Jetport to Ontario International on your next trip.
Cheapest Round Trip Flight
$279
Delta Airlines
• 1 stop
• 13h 59m
Aug 11 – Aug 17
The cheapest round trip flight from Portland to Ontario (PWM-ONT-PWM) is currently $279
Fastest Flight
13h 36m
The fastest nonstop flight from Portland to Ontario (PWM-ONT) takes 13h 36m
Top Airlines Flying from Portland to Ontario
Latest Flight Deals from Portland (PWM) to Ontario (ONT)
Compare and book low fare round-trip air tickets from Portland to Ontario. Ideal for travelers with confirmed return itineraries.
Aug 11 - Aug 17, Economy
Portland → Ontario
13h 59m
2:14 PM - 7:53 PM • 1 stop
Portland → Ontario
13h 33m
12:00 PM - 11:13 PM • 1 stop
Delta Airlines
Aug 11 - Aug 17, Economy
Portland → Ontario
13h 51m
8:00 AM - 1:31 PM • 1 stop
Portland → Ontario
14h 7m
7:05 AM - 6:52 PM • 1 stop
American Airlines
Aug 11 - Aug 17, Economy
Portland → Ontario
13h 36m
3:37 PM - 8:53 PM • 1 stop
Portland → Ontario
12h 31m
5:00 AM - 3:51 PM • 1 stop
United Airlines
FAQs on Portland to Ontario Flights
What are the airports in Portland?
PWM
What’s the most popular airline flying from PWM to ONT?
The most popular airline flying from Portland to Ontario are
Can I fly from PWM to ONT non-stop?
NO
Which airlines fly nonstop between Portland and Ontario?
The non-stop flights between Portland and Ontario are .
What’s the earliest departure time from PWM to ONT Airport?
The earliest flight leaves PWM at 8:00 am and lands in ONT - Ontario International
What are the airports in Ontario?
ONT
Can I make changes to my Portland to Ontario flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from PWM to ONT?
Read the fare rules of the Portland to Ontario air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Portland and Ontario?
operate flights between Portland and Ontario
How long does a flight from Portland to Ontario take?
It takes approximately 6 hour to fly non-stop from PWM to ONT, which is 2597.99 miles by air.
Which airlines provide the cheapest flights from Portland (PWM) to Ontario (ONT) ?
In the past couple of days, the cheapest tickets to ONT from PWM were found on AA : USD 324
Do I need a passport to fly between PWM and ONT?
No
What’s the latest departure time from PWM to ONT ?
The last flight leaves PWM at 5:03 pm
Portland (PWM) to Ontario (ONT): Airport Information
| Origin Airport | Portland International Jetport , Portland, US |
| Destination Airport | Ontario International , Ontario, US |
| Distance | 2598 miles |
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