Cheap Flights from Reading (RDG) to Ontario (ONT)

Popular airlines from Reading, PA (RDG-Reading Regional) to Los Angeles - Ontario Intl. Airport (ONT)

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Frequently asked questions

How much does a flight from Reading, PA (RDG-Reading Regional) to Los Angeles - Ontario Intl. Airport (ONT) cost?
Grab a cheap one-way flight or cheap return flight from Reading, PA (RDG-Reading Regional) to Los Angeles - Ontario Intl. Airport (ONT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Reading, PA (RDG-Reading Regional) to Los Angeles - Ontario Intl. Airport (ONT)?
Planning your trip for is a good way to save, as it's the cheapest month for flights between RDG and ONT. You'll usually find the lowest prices during off-peak months.
What is the cheapest airline that flies from Reading, PA (RDG-Reading Regional) to Los Angeles - Ontario Intl. Airport (ONT)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest RDG to ONT flight.
How many flights per day from Reading, PA (RDG-Reading Regional) to Los Angeles - Ontario Intl. Airport (ONT)?
There are no daily direct flights from Reading, PA (RDG-Reading Regional) to Los Angeles - Ontario Intl. Airport (ONT). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way in no time.
What day of the week has the most flights from RDG to ONT?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change depending on a range of factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Reading, PA (RDG-Reading Regional) to Los Angeles - Ontario Intl. Airport (ONT)?
To reach Los Angeles - Ontario Intl. Airport (ONT) on time, pick a flight that leaves from Reading, PA (RDG-Reading Regional) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Reading, PA (RDG-Reading Regional) to Los Angeles - Ontario Intl. Airport (ONT) last-minute?
Waiting until right before your break to book a flight from RDG to ONT often results in higher prices. While you may find some last-minute offers, they're not always guaranteed. Keep your travel plans flexible to maximize your chances of scoring a bargain.
Is it cheaper to book a RDG to ONT flight and hotel package?
Compared with arranging hotels and flights separately, booking a RDG to ONT flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one place will take the stress out of travel planning. Just pick your flights and select from our extensive range of hotels, then tailor your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Reading, PA (RDG-Reading Regional) to Los Angeles - Ontario Intl. Airport (ONT)?
It's usually possible to cancel or reschedule your RDG to ONT flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Reading Regional
Destination airport
Los Angeles - Ontario Intl.
Distance
2309 mi

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Reading to Ontario Flights

The cheapest times to fly from Reading to Ontario

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Reading to Ontario are during the month of . You can find some of the cheapest flights from Reading to Ontario with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Reading to Ontario

Sunday is one of the best days to book for cheap flights from Reading to Ontario: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Reading to Ontario

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Reading to Ontario in 2026. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Reading to Ontario flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Reading to Ontario airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Reading to Ontario Flights

*Flight schedules are subject to change.

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