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$536+ Cheap flights from Melbourne (MEL) to Ontario (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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
MEL — ONT
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Melbourne to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Melbourne (MEL) 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 September 17, 2025.

Round-trip from

$787
(Trip.com)

One-way from

$536
(United Airlines)

Popular in

December

Cheapest in

August

Average price

$905
From Melbourne to Ontario
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One-way flight from Melbourne to Ontario
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Highest demand for flights based on searches. 10% potential increase in price ($106 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 17, 2025.

This Trip.com deal was found by Cheapflights users on 9/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/31:00 pmMEL - ONT
1 stop18h 37mUnited Airlines
Mon 11/176:38 pmONT - MEL
1 stop20h 22mUnited Airlines
Deal found 9/14$787
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1311:55 amMEL - ONT
2 stops51h 29mUnited Airlines
Sat 11/156:05 amONT - MEL
2 stops56h 55mUnited Airlines
Deal found 9/14$799
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/101:00 pmMEL - ONT
1 stop18h 37mUnited Airlines
Sun 11/236:38 pmONT - MEL
1 stop20h 22mUnited Airlines
Deal found 9/15$800
This lol.travel deal was found by Cheapflights users on 9/15. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/31:00 pmMEL - ONT
1 stop18h 37mUnited Airlines
Sun 11/236:38 pmONT - MEL
1 stop20h 22mUnited Airlines
Deal found 9/15$835
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3112:00 pmMEL - ONT
1 stop18h 37mUnited Airlines
Sat 11/156:05 amONT - MEL
2 stops56h 55mUnited Airlines
Deal found 9/14$849
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/112:00 pmMEL - ONT
1 stop23h 34mUnited Airlines
Sat 11/86:38 pmONT - MEL
1 stop20h 22mUnited Airlines
Deal found 9/15$899
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2311:55 amMEL - ONT
2 stops23h 28mUnited Airlines
Wed 11/56:38 pmONT - MEL
1 stop20h 22mUnited Airlines
Deal found 9/15$917
This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/711:55 amMEL - ONT
1 stop18h 18mUnited Airlines
Sun 10/196:36 pmONT - MEL
1 stop20h 39mUnited Airlines
Deal found 9/16$918
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2510:55 amMEL - ONT
1 stop23h 45mUnited Airlines
Sun 10/198:16 pmONT - MEL
1 stop18h 59mUnited Airlines
Deal found 9/15$919
This United Airlines deal was found by Cheapflights users on 9/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/101:00 pmMEL - ONT
1 stop23h 34mUnited Airlines
Mon 11/246:38 pmONT - MEL
1 stop20h 22mUnited Airlines
Deal found 9/17$920
This BestPriceTravel deal was found by Cheapflights users on 9/15. 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 BestPriceTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2210:55 amMEL - ONT
1 stop18h 18mUnited Airlines
Mon 9/226:50 pmONT - MEL
1 stop20h 25mUnited Airlines
Deal found 9/15$966
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/287:10 amMEL - ONT
2 stops23h 27mUnited Airlines
Wed 11/56:38 pmONT - MEL
1 stop20h 22mUnited Airlines
Deal found 9/15$1,016

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 September 17, 2025.
Use the filters below to find and compare flights from Melbourne Airport to Ontario that are best for you.

Fly from

Melbourne

Fly to

Ontario

Route

Depart

Return

Price

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Mon 1/19

1:00 pm-12:14 pm

1 stop18h 14m

Ontario

Sun 2/1

5:05 am-10:00 am

2 stops33h 55m

$799

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Mon 1/19

1:00 pm-12:14 pm

1 stop18h 14m

Ontario

Tue 2/3

1:20 pm-10:00 am

2 stops25h 40m

$799

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Mon 10/13

11:55 am-12:13 pm

1 stop18h 18m

Ontario

Sat 11/15

1:29 pm-10:00 am

2 stops49h 31m

$799

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Thu 11/13

1:00 pm-12:37 pm

1 stop18h 37m

Ontario

Wed 11/19

6:38 pm-10:00 am

1 stop20h 22m

$799

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Mon 1/19

1:00 pm-12:14 pm

1 stop18h 14m

Ontario

Thu 2/5

6:39 pm-10:00 am

1 stop20h 21m

$849

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Sat 11/1

12:00 pm-5:34 pm

1 stop23h 34m

Ontario

Sat 11/8

1:29 pm-10:00 am

2 stops49h 31m

$849

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Sun 3/1

1:00 pm-12:18 pm

1 stop18h 18m

Ontario

Sat 3/14

7:15 pm-9:00 am

1 stop19h 45m

$899

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Sat 1/24

1:00 pm-12:14 pm

1 stop18h 14m

Ontario

Sun 2/15

6:37 pm-10:00 am

1 stop20h 23m

$919

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Sat 1/24

1:00 pm-12:14 pm

1 stop18h 14m

Ontario

Sat 2/14

6:37 pm-10:00 am

1 stop20h 23m

$919

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Sat 11/1

12:00 pm-5:34 pm

1 stop23h 34m

Ontario

Sun 11/16

1:29 pm-10:00 am

2 stops25h 31m

$919

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 20 results
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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.

Cheapflights Insights

Everything you need to know about your flight from Melbourne Airport to Ontario

What is the cheapest month to book a flight from Melbourne Airport to Ontario?

Currently, August is the cheapest month in which you can book a flight from Melbourne Airport to Ontario (average of $246). Flying from Melbourne Airport to Ontario in March is currently the most expensive (average of $327). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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.

  • What airport do you fly into for flights to Ontario from Melbourne?

    Ontario (ONT) is the airport you will fly into if you book a flight from Melbourne to Ontario. You should not have trouble finding flights to Ontario from Melbourne; the airport handles an average of 0 inbound flights from Melbourne per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Ontario airport from Melbourne. It is only a 3.1 mi journey from Ontario (ONT) to Ontario’s city center.

  • How long is the flight from Melbourne Airport to Ontario?

    Airlines like United Airlines fly from Melbourne Airport to Ontario in about 18h 14m. The time it takes to get you to your destination can typically vary by up to . The distance from Melbourne Airport to Ontario is about 7966 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.

  • What is the cheapest month to book a flight from Melbourne Airport to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Melbourne Airport to Ontario (average of $246). Flying from Melbourne Airport to Ontario in March is currently the most expensive (average of $327). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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