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$561+ Cheap flights from Ontario (ONT) to Melbourne (MEL)

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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MEL
Feb 6 — Feb 131
Fri 2/6
Fri 2/13
1 adult, Economy
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Find cheap flights from Ontario to Melbourne with Cheapflights

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Cheap flight deals from Ontario to Melbourne

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Melbourne (MEL). 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 January 7, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$980
(American Airlines)

One-way from

$561
(American Airlines)

Popular in

December

Cheapest in

February

Average price

$1,076
Provider with most accurate pricing for Ontario-Melbourne flight deals.
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Provider most trusted by Cheapflights users for Ontario-Melbourne flights.
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From Ontario to Melbourne
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One-way flight from Ontario to Melbourne
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Highest demand for flights based on searches. 9% potential increase in price ($106 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Ontario to Melbourne

Cheapest flights from Ontario to Melbourne
Explore the most affordable flight options available from Ontario to Melbourne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 7, 2026.

This American Airlines deal was found by Cheapflights users on 1/6. 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.
Fri 2/206:15 amONT - MEL
2 stops32h 15mAmerican Airlines
Fri 2/274:05 pmMEL - ONT
1 stop25h 24mAmerican Airlines
Deal found 1/6$980
This Alaska Airlines deal was found by Cheapflights users on 1/6. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/127:50 amONT - MEL
2 stops22h 45mMultiple Airlines
Thu 6/185:05 pmMEL - ONT
2 stops22h 15mMultiple Airlines
Deal found 1/6$1,113
This American Airlines deal was found by Cheapflights users on 1/6. 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.
Sat 1/3112:57 pmONT - MEL
2 stops25h 33mAmerican Airlines
Sun 2/1512:00 pmMEL - ONT
2 stops29h 07mAmerican Airlines
Deal found 1/6$1,130
This United Airlines deal was found by Cheapflights users on 1/5. 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 2/56:39 pmONT - MEL
1 stop20h 21mUnited Airlines
Wed 2/181:00 pmMEL - ONT
1 stop18h 48mUnited Airlines
Deal found 1/5$1,146
This United Airlines deal was found by Cheapflights users on 1/6. 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.
Sun 2/16:39 pmONT - MEL
1 stop20h 21mUnited Airlines
Sat 2/141:00 pmMEL - ONT
1 stop18h 47mUnited Airlines
Deal found 1/6$1,150
This United Airlines deal was found by Cheapflights users on 1/6. 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 4/26:49 pmONT - MEL
1 stop20h 26mUnited Airlines
Sat 4/2510:55 amMEL - ONT
1 stop18h 19mUnited Airlines
Deal found 1/6$1,156
This United Airlines deal was found by Cheapflights users on 1/6. 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 2/196:37 pmONT - MEL
1 stop20h 23mUnited Airlines
Sat 2/281:00 pmMEL - ONT
1 stop18h 47mUnited Airlines
Deal found 1/6$1,158
This United Airlines deal was found by Cheapflights users on 1/5. 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 2/201:45 pmONT - MEL
2 stops25h 15mUnited Airlines
Fri 2/271:00 pmMEL - ONT
1 stop18h 38mUnited Airlines
Deal found 1/5$1,162
This United Airlines deal was found by Cheapflights users on 1/5. 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 3/271:40 pmONT - MEL
1 stop25h 20mUnited Airlines
Sun 4/510:55 amMEL - ONT
1 stop28h 50mUnited Airlines
Deal found 1/5$1,164

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Melbourne 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 January 7, 2026.
Use the filters below to find and compare flights from Ontario to Melbourne Airport that are best for you.

Fly from

Ontario

Fly to

Melbourne

Route

Depart

Return

Price

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Thu 2/5

6:39 pm-10:00 am

1 stop20h 21m

Melbourne

Wed 2/18

1:00 pm-12:48 pm

1 stop18h 48m

$1,146

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Sun 2/1

6:39 pm-10:00 am

1 stop20h 21m

Melbourne

Sat 2/14

1:00 pm-12:47 pm

1 stop18h 47m

$1,151

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Thu 4/2

6:49 pm-9:15 am

1 stop20h 26m

Melbourne

Sat 4/25

10:55 am-12:14 pm

1 stop18h 19m

$1,156

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Fri 5/8

6:54 pm-8:15 am

1 stop20h 21m

Melbourne

Wed 5/27

10:55 am-12:20 pm

1 stop18h 25m

$1,158

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Sun 2/8

6:39 pm-10:00 am

1 stop20h 21m

Melbourne

Fri 3/20

12:00 pm-12:18 pm

1 stop18h 18m

$1,158

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Mon 1/26

1:53 pm-10:00 am

1 stop25h 07m

Melbourne

Thu 2/5

1:00 pm-5:43 pm

1 stop23h 43m

$1,158

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Fri 2/6

6:39 pm-10:00 am

1 stop20h 21m

Melbourne

Fri 2/13

1:00 pm-12:38 pm

1 stop18h 38m

$1,158

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Sat 2/21

1:53 pm-10:00 am

1 stop25h 07m

Melbourne

Sat 2/28

1:00 pm-12:47 pm

1 stop18h 47m

$1,158

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Sat 4/18

6:49 pm-8:15 am

1 stop20h 26m

Melbourne

Thu 4/30

10:55 am-12:22 pm

1 stop18h 27m

$1,158

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Thu 2/19

6:37 pm-10:00 am

1 stop20h 23m

Melbourne

Sat 2/28

1:00 pm-12:47 pm

1 stop18h 47m

$1,158

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

Showing 1-10 of 21 results
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  • Most accurate provider: When it comes to deals on Ontario-Melbourne Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Melbourne Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Ontario-Melbourne Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Melbourne Airport flights, Cheapflights users trust eDreams the most. eDreams 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 Ontario-Melbourne Airport 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 Ontario to Melbourne

Have a flexible travel schedule? Discover the best time to fly to Melbourne from Ontario 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 Ontario to Melbourne Airport

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

Currently, April is the cheapest month in which you can book a flight from Ontario to Melbourne Airport (average of $656). Flying from Ontario to Melbourne Airport in December is currently the most expensive (average of $817). 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 Ontario to Melbourne. 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 from for flights from Ontario to Melbourne?

    Most people fly from Ontario (ONT) if they book a flight from Ontario to Melbourne. On average, Ontario has 0 outbound flights to Melbourne per day from 0 airlines. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

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

    A quick flight from Ontario to Melbourne Airport can take about 20h 21m. United Airlines provides one of the quickest options available for as low as $1,146. Airlines will cover a distance of 7966 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Melbourne 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 Ontario to Melbourne Airport?

    Currently, April is the cheapest month in which you can book a flight from Ontario to Melbourne Airport (average of $656). Flying from Ontario to Melbourne Airport in December is currently the most expensive (average of $817). 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

Traveling to a place near Melbourne Airport?

Book flights to Melbourne Airport if you plan to visit one of these locations
Geelong
Doncaster
Phillip Island
Tullamarine

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