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Ontario

$193+ Cheap flights from Melbourne, FL to Ontario (MLB - ONT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
MLB — ONT
Jul 10 — Jul 171
Fri 7/10
Fri 7/17
1 adult, Economy
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1. Tell us where you want to go

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Cheap flight deals from Melbourne to Ontario

Cheapest flights from Melbourne to Ontario
Explore the most affordable flight options available from Melbourne to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 10, 2026.

This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:55 am
MLB
-
ONT
2 stops13h 17m
Delta
Tue 11/310:59 pm
ONT
-
MLB
1 stop8h 35m
Delta
Deal found 6/8$410
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:55 am
MLB
-
ONT
1 stop8h 32m
Delta
Wed 11/410:59 pm
ONT
-
MLB
1 stop8h 35m
Delta
Deal found 6/8$438
This Delta deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/305:37 am
MLB
-
ONT
1 stop8h 03m
Delta
Wed 7/811:48 am
ONT
-
MLB
1 stop9h 01m
Delta
Deal found 6/8$446
This Delta deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/305:37 am
MLB
-
ONT
1 stop8h 03m
Delta
Sat 7/411:50 am
ONT
-
MLB
1 stop8h 01m
Delta
Deal found 6/7$451
This Delta deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/305:37 am
MLB
-
ONT
1 stop8h 03m
Delta
Thu 7/911:48 am
ONT
-
MLB
1 stop9h 01m
Delta
Deal found 6/7$469
This American Airlines deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/131:52 pm
MLB
-
ONT
1 stop9h 12m
American Airlines
Tue 11/310:34 pm
ONT
-
MLB
1 stop9h 51m
American Airlines
Deal found 6/7$470

Find flight deals from Melbourne to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Melbourne (MLB) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$410
(Delta)

One-way from

$193
(Delta)

Popular in

June

Cheapest in

September

Average price

$371
Provider with most accurate pricing for Melbourne-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Melbourne-Ontario flights.
Search Deals
From Melbourne to Ontario
Search Deals
One-way flight from Melbourne to Ontario
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Melbourne to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 10, 2026.
Use the filters below to find and compare flights from Melbourne to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MelbourneOntario

MLB - ONT

MLBONT

Melbourne

Wed 7/22

6:00 am-10:38 am

1 stop7h 38m

Ontario

Tue 7/28

10:00 pm-10:26 am

1 stop9h 26m

$473

MelbourneOntario

MLB - ONT

MLBONT

Melbourne

Tue 7/21

2:49 pm-9:50 pm

1 stop10h 01m

Ontario

Wed 7/29

10:00 pm-10:26 am

1 stop9h 26m

$473

MelbourneOntario

MLB - ONT

MLBONT

Melbourne

Wed 7/22

6:00 am-10:38 am

1 stop7h 38m

Ontario

Fri 7/31

10:00 pm-10:26 am

1 stop9h 26m

$496

MelbourneOntario

MLB - ONT

MLBONT

Melbourne

Wed 7/29

2:49 pm-9:50 pm

1 stop10h 01m

Ontario

Sun 8/2

10:00 pm-10:26 am

1 stop9h 26m

$510

MelbourneOntario

MLB - ONT

MLBONT

Melbourne

Sat 6/27

6:40 am-10:40 am

1 stop7h 00m

Ontario

Thu 7/9

11:48 am-11:49 pm

1 stop9h 01m

$520

MelbourneOntario

MLB - ONT

MLBONT

Melbourne

Mon 6/29

2:49 pm-9:48 pm

1 stop9h 59m

Ontario

Thu 7/9

11:48 am-11:49 pm

1 stop9h 01m

$577

MelbourneOntario

MLB - ONT

MLBONT

Melbourne

Fri 7/31

2:49 pm-9:50 pm

1 stop10h 01m

Ontario

Thu 8/6

10:00 pm-10:26 am

1 stop9h 26m

$579
Quickest round-trip

MelbourneOntario

MLB - ONT

MLBONT

Melbourne

Sat 7/18

6:40 am-10:38 am

1 stop6h 58m

Ontario

Wed 7/22

11:48 am-11:49 pm

1 stop9h 01m

$579

MelbourneOntario

MLB - ONT

MLBONT

Melbourne

Sat 6/13

6:40 am-10:40 am

1 stop7h 00m

Ontario

Sun 6/21

11:50 am-11:51 pm

1 stop9h 01m

$586

MelbourneOntario

MLB - ONT

MLBONT

Melbourne

Sat 6/13

6:40 am-10:40 am

1 stop7h 00m

Ontario

Fri 6/19

10:00 pm-10:29 am

1 stop9h 29m

$586

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/5

Showing 1-10 of 23 resultsSorted by cheapest first
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Compare providers for flights from Melbourne to Ontario

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Melbourne to Ontario in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Melbourne, Florida-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Melbourne, Florida-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Melbourne, Florida-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Melbourne, Florida-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Melbourne, Florida-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Melbourne to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Melbourne with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Melbourne to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Melbourne, Florida to Ontario?

    A quick flight from Melbourne, Florida to Ontario can take about 7h 38m. Delta provides one of the quickest options available for as low as $473. The distance between Melbourne, Florida and Ontario is about 2211 mi.

  • Can I find deals for flights from Melbourne to Ontario that include hotel bookings?

    Yes. In addition to deals on Melbourne to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Melbourne to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Melbourne to Ontario.

  • Can I find deals for business class flights from Melbourne to Ontario?

    Yes. Cheapflights offers flight deals from Melbourne to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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