CA $270 Cheap Flights from Pittsburgh (PIT) to Ontario Intl. Airport (ONT)

View CA $270 flight on Wed, Aug 26, 2026Opens in a new window

Popular airlines from Pittsburgh International Airport (PIT) to Ontario Intl. Airport (ONT)

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Cheap flights from Pittsburgh (PIT) to Ontario Intl. Airport (ONT)

Prices were available within the past 7 days and start at CA $270 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much is a flight from Pittsburgh Intl. Airport (PIT) to ONT?
The lowest price advertised for a round-trip flight from Pittsburgh Intl. Airport (PIT) to Ontario Airport is . But you better get moving. This figure is taken from fares listed within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Pittsburgh Airport to Los Angeles - Ontario Intl. Airport (ONT)?
The majority of flights can be conveniently cancelled online, but whether or not you are charged a fee varies between airlines. If you do have to cancel your break, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Pittsburgh Airport to Los Angeles - Ontario Intl. Airport (ONT) that have flexible change policies?
Flights from PIT to Los Angeles - Ontario Intl. Airport (ONT) with flexible change policies are available with many carriers. Simply use our "No change fees" filter while searching. You'll only need to cover the cost difference between flights, with no added fees to worry about.
How many hours is the flight from Pittsburgh Airport to Los Angeles - Ontario Intl. Airport (ONT)?
Lasting around 6 hours and 39 minutes, the flight between Pittsburgh Intl. Airport (PIT) and Los Angeles - Ontario Intl. Airport (ONT) is a great opportunity to do some last-minute trip planning. How about using some of this time to fine tune your itinerary for Ontario?
How far is the flight from Pittsburgh Intl. Airport (PIT) to ONT?
It's around 3,400 kilometres between Pittsburgh and Ontario, so you'll be up in the air for a while. Keep yourself entertained by packing things like a magazine or a good old-fashioned book.
Which airlines fly direct from Pittsburgh Intl. Airport (PIT) to Los Angeles - Ontario Intl. Airport (ONT)?
Flying nonstop between Pittsburgh Airport and ONT isn't possible at this time. However, you'll still be able to find a flight to Ontario with at least one stop.
Are Pittsburgh Intl. Airport (PIT) to ONT flight tickets cheaper when they're purchased at the last minute?
It is possible to get a great last-minute deal from PIT to Ontario Airport, but there's no guarantee. As many airlines advertise prices up to 12 months in advance, it's worth keeping an eye on fares early and being ready to book when you see a good bargain. Expedia compares air carrier prices and updates flight deals often, so you can rest easy knowing you're always seeing the latest offers.

Travel information

Origin airport
Pittsburgh Intl.
Destination airport
Ontario Intl. Airport
Distance
3334 km

Book with confidence

Pittsburgh to Los Angeles Flights

The easy way to book your flights from Pittsburgh to Ontario Intl. Airport 

With Expedia, it’s simple to find and book flights to Ontario Intl. Airport from Pittsburgh whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 7 airlines that cover this route. There are nonstop flights to Ontario Intl. Airport, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Pittsburgh to Ontario Intl. Airport today, tomorrow, or this week.  

 

Save dollars with cheap flights from Pittsburgh Intl., PIT to Ontario Intl. Airport, ONT 

Sort your search results by price to find great deals on your flight from Pittsburgh to Ontario Intl. Airport—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Ontario Intl. Airport from Pittsburgh currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Ontario Intl. Airport  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Ontario Intl. Airport from Pittsburgh 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Ontario Intl. Airport with Expedia today.

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