Cheap Flights from Ontario (ONT) to Riverside (RAL)

Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Riverside, CA (RAL-Riverside Municipal)

Frequently asked questions

How much does a flight from Los Angeles - Ontario Intl. Airport (ONT) to Riverside, CA (RAL-Riverside Municipal) cost?
Grab a cheap one-way flight or cheap return flight from Los Angeles - Ontario Intl. Airport (ONT) to Riverside, CA (RAL-Riverside Municipal) 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 Los Angeles - Ontario Intl. Airport (ONT) to Riverside, CA (RAL-Riverside Municipal)?
The cheapest month to fly from ONT to RAL is , when demand is low. Off-peak season is often when better flight deals are available between these airports.
What is the cheapest airline that flies from Los Angeles - Ontario Intl. Airport (ONT) to Riverside, CA (RAL-Riverside Municipal)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest ONT to RAL flight.
How many flights per day from Los Angeles - Ontario Intl. Airport (ONT) to Riverside, CA (RAL-Riverside Municipal)?
You'll have to book a flight with a layover if you're traveling from Los Angeles - Ontario Intl. Airport (ONT) to Riverside, CA (RAL-Riverside Municipal). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from ONT to RAL?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary based on various factors, including the season 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 Los Angeles - Ontario Intl. Airport (ONT) to Riverside, CA (RAL-Riverside Municipal)?
To avoid possible delays on the Los Angeles - Ontario Intl. Airport (ONT) to Riverside, CA (RAL-Riverside Municipal) route, travel before 3 PM. Later departures have a 22% higher chance of cancellation.**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 Los Angeles - Ontario Intl. Airport (ONT) to Riverside, CA (RAL-Riverside Municipal) last-minute?
Last-minute fares from ONT to RAL are generally more expensive. To secure the lowest prices, start searching for flights as soon as possible. That said, if you can play around with your travel dates, it's possible to land a cheap ticket just before your departure.
Is it cheaper to book an ONT to RAL flight and hotel package?
Booking an ONT to RAL flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Choose from our wide range of stays and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Los Angeles - Ontario Intl. Airport (ONT) to Riverside, CA (RAL-Riverside Municipal)?
In most cases, you can cancel or reschedule your ONT to RAL flight. However, additional fees may apply, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you'd like further information, head to our Customer Service portal.

Travel information

Origin airport
Los Angeles - Ontario Intl.
Destination airport
Riverside Municipal
Distance
11 mi

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Ontario to Riverside Flights

The cheapest times to fly from Ontario to Riverside

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 Ontario to Riverside are during the month of . You can find some of the cheapest flights from Ontario to Riverside with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Ontario to Riverside

Sunday is one of the best days to book for cheap flights from Ontario to Riverside: 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 Ontario to Riverside

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 Ontario to Riverside in 2025. 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 Ontario to Riverside 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 Ontario to Riverside 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.

 

Ontario to Riverside Flights

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*Available to One Key members.