Cheap Flights from Sacramento (MHR) to Ontario (ONT)

Popular airlines from Sacramento, CA (MHR-Sacramento Mather) to Los Angeles - Ontario Intl. Airport (ONT)

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Flights from Sacramento (MHR) to Ontario (ONT)
Origin airport
Sacramento Mather
Destination airport
Los Angeles - Ontario Intl.
Distance
373 mi

Sacramento to Ontario Flights

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

The best time to book a flight from Sacramento to Ontario

Sunday is one of the best days to book for cheap flights from Sacramento 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 Sacramento 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 Sacramento to Ontario 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 Sacramento 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 Sacramento 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 Sacramento Mather Airport (MHR) to Los Angeles - Ontario Intl. Airport (ONT) cost?
Discover the latest flight deals from MHR to ONT by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from MHR to ONT?
The cheapest flights from MHR to ONT are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Sacramento Mather Airport (MHR) to Los Angeles - Ontario Intl. Airport (ONT)?
Although Sacramento, CA (MHR-Sacramento Mather) doesn’t have any direct flights to Los Angeles - Ontario Intl. Airport (ONT), other airports have nonstop routes. Traveling from Sacramento Intl. Airport (SMF) will get you to Ontario without any layovers.
What is the cheapest airline that flies from MHR to ONT?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from MHR to ONT. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Sacramento Mather Airport (MHR) to Los Angeles - Ontario Intl. Airport (ONT)?
There aren’t any daily direct flights available from Sacramento Mather Airport (MHR) to Los Angeles - Ontario Intl. Airport (ONT). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you’ll be soaring above the clouds in no time.
What day of the week has the most flights from MHR to ONT?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Remember 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 Sacramento Mather Airport (MHR) to Los Angeles - Ontario Intl. Airport (ONT)?
To avoid possible delays on the Sacramento Mather Airport (MHR) to Los Angeles - Ontario Intl. Airport (ONT) route, aim to fly 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 Sacramento Mather Airport (MHR) to Los Angeles - Ontario Intl. Airport (ONT) last-minute?
Waiting until just before your trip to book a flight from MHR to ONT generally means paying more. While you might find some last-minute offers, there’s no guarantee. Keep your travel schedule open to maximize your chances of scoring a bargain.
Is it cheaper to book a MHR to ONT flight and hotel package?
Securing a MHR to ONT flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Choose from our wide range of stays and then add activities, flights and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Sacramento Mather Airport (MHR) to Los Angeles - Ontario Intl. Airport (ONT)?
If you reserved your MHR to ONT flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more details.

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*Available to One Key members.