$541 Cheap Flights from Melbourne (MEL) to Ontario (ONT)

View $541 flight on Fri, Mar 13, 2026Opens in a new window

Popular airlines from Melbourne Airport (MEL) to Los Angeles - Ontario Intl. Airport (ONT)

Cheap Flights from Melbourne to Ontario (MEL-ONT)

Prices were available within the past 7 days and start at $541 for one-way flights and $876 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, Mar 13 - Fri, Apr 10
MEL
Melbourne
ONT
Ontario
$876 Roundtrip, found 1 day ago
$876
Roundtrip
found 1 day ago
Select United flight, departing Fri, Mar 13 from Melbourne to Ontario, returning Fri, Apr 10, priced at $876 found 1 day ago
United
Tue, Dec 9 - Tue, Dec 30
MEL
Melbourne
ONT
Ontario
$879 Roundtrip, found 7 hours ago
$879
Roundtrip
found 7 hours ago
Select United flight, departing Tue, Dec 9 from Melbourne to Ontario, returning Tue, Dec 30, priced at $879 found 7 hours ago
United
Fri, Dec 5 - Tue, Dec 30
MEL
Melbourne
ONT
Ontario
$880 Roundtrip, found 2 days ago
$880
Roundtrip
found 2 days ago
Select United flight, departing Fri, Dec 5 from Melbourne to Ontario, returning Tue, Dec 30, priced at $880 found 2 days ago
United
Fri, Mar 13 - Fri, Apr 10
MEL
Melbourne
ONT
Ontario
$882 Roundtrip, found 1 day ago
$882
Roundtrip
found 1 day ago
Select United flight, departing Fri, Mar 13 from Melbourne to Ontario, returning Fri, Apr 10, priced at $882 found 1 day ago
United
Fri, Mar 13 - Fri, Apr 10
MEL
Melbourne
ONT
Ontario
$888 Roundtrip, found 1 day ago
$888
Roundtrip
found 1 day ago
Select United flight, departing Fri, Mar 13 from Melbourne to Ontario, returning Fri, Apr 10, priced at $888 found 1 day ago
United
Fri, Dec 12 - Mon, Dec 29
MEL
Melbourne
ONT
Ontario
$969 Roundtrip, found 1 day ago
$969
Roundtrip
found 1 day ago
Select United flight, departing Fri, Dec 12 from Melbourne to Ontario, returning Mon, Dec 29, priced at $969 found 1 day ago
Jetstar
Fri, Mar 13 - Fri, Apr 10
MEL
Melbourne
ONT
Ontario
$1,084 Roundtrip, found 1 day ago
$1,084
Roundtrip
found 1 day ago
Select Jetstar flight, departing Fri, Mar 13 from Melbourne to Ontario, returning Fri, Apr 10, priced at $1,084 found 1 day ago
Virgin Australia
Fri, Mar 13 - Fri, Apr 10
MEL
Melbourne
ONT
Ontario
$1,086 Roundtrip, found 1 day ago
$1,086
Roundtrip
found 1 day ago
Select Virgin Australia flight, departing Fri, Mar 13 from Melbourne to Ontario, returning Fri, Apr 10, priced at $1,086 found 1 day ago
Qantas Airways
Fri, Mar 13 - Fri, Apr 10
MEL
Melbourne
ONT
Ontario
$1,107 Roundtrip, found 1 day ago
$1,107
Roundtrip
found 1 day ago
Select Qantas Airways flight, departing Fri, Mar 13 from Melbourne to Ontario, returning Fri, Apr 10, priced at $1,107 found 1 day ago
China Airlines
Thu, Oct 30 - Mon, Nov 3
MEL
Melbourne
ONT
Ontario
$1,223 Roundtrip, found 3 days ago
$1,223
Roundtrip
found 3 days ago
Select China Airlines flight, departing Thu, Oct 30 from Melbourne to Ontario, returning Mon, Nov 3, priced at $1,223 found 3 days ago
Flights from Melbourne (MEL) to Ontario (ONT)
Origin airport
Tullamarine
Destination airport
Los Angeles - Ontario Intl.
Airlines serving
China Airlines, Qatar Airways, United
Roundtrip price
$875
Distance
7971 mi

Melbourne to Ontario Flights

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

 

The best time to book a flight from Melbourne to Ontario

Sunday is one of the best days to book for cheap flights from Melbourne 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 Melbourne 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 Melbourne to Ontario in 2025. You can also book with separate airlines for your outbound and return journeys, from $541 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 Melbourne 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 Melbourne 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 Tullamarine Airport (MEL) to Los Angeles - Ontario Intl. Airport (ONT) cost?
Grab a cheap one-way flight from $541 or cheap return flight from $876 from Tullamarine Airport (MEL) 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 deals on this route.
What is the cheapest month to fly from Tullamarine Airport (MEL) to Los Angeles - Ontario Intl. Airport (ONT)?
March is the most affordable month to fly from MEL to ONT. Avoiding peak travel times is often the key to better flight prices.
What is the cheapest airline that flies from Tullamarine Airport (MEL) to Los Angeles - Ontario Intl. Airport (ONT)?
To find the cheapest airline that'll fly you from MEL to ONT, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Tullamarine Airport (MEL) to Los Angeles - Ontario Intl. Airport (ONT)?
Nonstop flights from Tullamarine Airport (MEL) to Los Angeles - Ontario Intl. Airport (ONT) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from MEL to ONT?
Usually you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* However, this can change based on the airline, time of year 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 Tullamarine Airport (MEL) to Los Angeles - Ontario Intl. Airport (ONT)?
To avoid possible delays on the Tullamarine Airport (MEL) to Los Angeles - Ontario Intl. Airport (ONT) route, 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 Ontario from Tullamarine Airport (MEL)?
If you're flying on a direct flight from Tullamarine Airport (MEL) to Ontario, Los Angeles Intl. Airport (LAX) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Tullamarine Airport (MEL) to Los Angeles - Ontario Intl. Airport (ONT) last-minute?
Waiting until right before your break to book your flight from MEL to ONT generally means paying more. Although you may find some last-minute offers, they aren't always guaranteed. Keep your travel plans flexible for the best chance of getting a bargain.
Is it cheaper to book a MEL to ONT flight and hotel package?
You'll typically save money by securing a MEL to ONT flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. After selecting your ideal flights and accommodations, consider other add-ons like car rentals, tours and activities.
Can I cancel or change the date of my flight from Tullamarine Airport (MEL) to Los Angeles - Ontario Intl. Airport (ONT)?
If you reserved your MEL to ONT flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

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*Available to One Key members.