Cheap Flights from Ontario (ONT) to Phoenix (DVT)

Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Phoenix Deer Valley Airport (DVT)

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Alternative airports near Phoenix

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Sky Harbor Intl. PHX. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $175
PHX
Sky Harbor Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $175
Flights from Ontario (ONT) to Phoenix (DVT)
Origin airport
Los Angeles - Ontario Intl.
Destination airport
Phoenix Deer Valley
Distance
316 mi

Ontario to Phoenix Flights

The cheapest times to fly from Ontario to Phoenix

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

 

The best time to book a flight from Ontario to Phoenix

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

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 Phoenix 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 Ontario to Phoenix 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 Phoenix 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 Los Angeles - Ontario Intl. Airport (ONT) to Phoenix Deer Valley Airport (DVT) cost?
Lock in a cheap one-way flight or cheap return flight from Los Angeles - Ontario Intl. Airport (ONT) to Phoenix Deer Valley Airport (DVT) 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 Phoenix Deer Valley Airport (DVT)?
Planning your trip for can help you save, as it's the cheapest month for flights between ONT and DVT. You'll often find the lowest fares during off-peak months.
What is the cheapest airline that flies from Los Angeles - Ontario Intl. Airport (ONT) to Phoenix Deer Valley Airport (DVT)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll take you from ONT to DVT. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Los Angeles - Ontario Intl. Airport (ONT) to Phoenix Deer Valley Airport (DVT)?
There aren't any daily direct flights departing from Los Angeles - Ontario Intl. Airport (ONT) to Phoenix Deer Valley Airport (DVT). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be on your way before you know it.
What day of the week has the most flights from ONT to DVT?
Generally you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* However, this can change depending on the season, carrier and other factors.*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 Phoenix Deer Valley Airport (DVT)?
To avoid possible delays on the Los Angeles - Ontario Intl. Airport (ONT) to Phoenix Deer Valley Airport (DVT) route, aim to travel before 3 PM. Later flights are 22% more likely to be 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.
What airports do you fly into for Phoenix from Los Angeles - Ontario Intl. Airport (ONT)?
Sky Harbor Intl. Airport (PHX) is the only airport in Phoenix with direct flights from Los Angeles - Ontario Intl. Airport (ONT). Explore the available options and find cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Los Angeles - Ontario Intl. Airport (ONT) to Phoenix Deer Valley Airport (DVT) last-minute?
Booking your flight from ONT to DVT right before your getaway is typically more expensive. But if you're flexible with your departure times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book an ONT to DVT flight and hotel package?
Compared with arranging hotels and flights separately, booking an ONT to DVT flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one convenient place will take the hassle out of travel planning. Simply pick your flights and select from our extensive range of stays, then personalize your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Los Angeles - Ontario Intl. Airport (ONT) to Phoenix Deer Valley Airport (DVT)?
In most instances, you can reschedule or cancel your ONT to DVT flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you want more information, visit our Customer Service portal.

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