Cheap Flights from Newark Liberty Intl. Airport (EWR) to Ontario (ONO)

Popular airlines from Newark Liberty Intl. Airport (EWR) to Ontario, OR (ONO-Ontario Municipal)

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Flights from Newark Liberty Intl. Airport (EWR) to Ontario (ONO)
Origin airport
Newark Liberty Intl. Airport
Destination airport
Ontario Municipal
Distance
2173 mi

Newark Liberty Intl. Airport to Ontario Flights

The cheapest times to fly from Newark Liberty Intl. Airport 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 Newark Liberty Intl. Airport to Ontario are during the month of . You can find some of the cheapest flights from Newark Liberty Intl. Airport to Ontario with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Newark Liberty Intl. Airport to Ontario

Sunday is one of the best days to book for cheap flights from Newark Liberty Intl. Airport 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 Newark Liberty Intl. Airport 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 Newark Liberty Intl. Airport 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 Newark Liberty Intl. Airport 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 Newark Liberty Intl. Airport 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.

 

Frequently asked questions

How much does a flight from Liberty Intl. Airport (EWR) to Ontario, OR (ONO-Ontario Municipal) cost?
Snag a cheap one-way flight or cheap return flight from Liberty Intl. Airport (EWR) to Ontario, OR (ONO-Ontario Municipal) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Liberty Intl. Airport (EWR) to Ontario, OR (ONO-Ontario Municipal)?
Traveling in is a great way to save, as it's the cheapest month for flights between EWR and ONO. You'll often find the lowest fares during off-peak months.
What is the cheapest airline that flies from Liberty Intl. Airport (EWR) to Ontario, OR (ONO-Ontario Municipal)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest EWR to ONO flight.
How many flights per day from Liberty Intl. Airport (EWR) to Ontario, OR (ONO-Ontario Municipal)?
Direct flights from Liberty Intl. Airport (EWR) to Ontario, OR (ONO-Ontario Municipal) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from EWR to ONO?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary based on various factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Liberty Intl. Airport (EWR) to Ontario, OR (ONO-Ontario Municipal)?
To avoid potential delays on the Liberty Intl. Airport (EWR) to Ontario, OR (ONO-Ontario Municipal) route, travel before 3 PM. Later flights have a 22% higher chance of being canceled.**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 Liberty Intl. Airport (EWR) to Ontario, OR (ONO-Ontario Municipal) last-minute?
Last-minute bookings from EWR to ONO are usually more expensive. For the lowest rates, start searching for flights well in advance. That being said, if you're flexible with your travel plans, it's possible to land a cheap fare right before your journey.
Is it cheaper to book an EWR to ONO flight and hotel package?
Compared with arranging flights and hotels separately, booking an EWR to ONO flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one easy place will take the hassle out of planning your trip. Simply secure your flights and choose from our extensive range of hotels, then personalize your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Liberty Intl. Airport (EWR) to Ontario, OR (ONO-Ontario Municipal)?
If you booked your EWR to ONO flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

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