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$560+ Cheap flights from Ontario (ONT) to Melbourne

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 6/24. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MEL
Jun 28 — Jul 51
Sun 6/28
Sun 7/5
1 adult, Economy
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Cheap 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 May 29, 2026.

This SmartFares deal was found by Cheapflights users on 5/26. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:00 am
ONT
-
MEL
2 stops30h 35m
Multiple Airlines
Tue 11/106:00 pm
MEL
-
ONT
2 stops22h 32m
Multiple Airlines
Deal found 5/26$1,039
This SmartFares deal was found by Cheapflights users on 5/27. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/69:31 am
ONT
-
MEL
2 stops53h 04m
Multiple Airlines
Sun 9/138:00 am
MEL
-
ONT
2 stops31h 10m
Multiple Airlines
Deal found 5/27$1,079
This American Airlines deal was found by Cheapflights users on 5/28. 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 7/251:11 pm
ONT
-
MEL
2 stops24h 34m
American Airlines
Mon 8/179:45 am
MEL
-
ONT
2 stops25h 30m
American Airlines
Deal found 5/28$1,086
This United Airlines deal was found by Cheapflights users on 5/27. 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 6/16:39 pm
ONT
-
MEL
1 stop20h 36m
United Airlines
Mon 6/1510:55 am
MEL
-
ONT
1 stop18h 17m
United Airlines
Deal found 5/27$1,093
This SmartFares deal was found by Cheapflights users on 5/26. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:00 am
ONT
-
MEL
2 stops34h 40m
Multiple Airlines
Tue 11/104:30 pm
MEL
-
ONT
2 stops24h 02m
Multiple Airlines
Deal found 5/26$1,096
This SmartFares deal was found by Cheapflights users on 5/26. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/319:40 am
ONT
-
MEL
2 stops52h 55m
Multiple Airlines
Sun 6/148:00 am
MEL
-
ONT
2 stops30h 45m
Multiple Airlines
Deal found 5/26$1,100
This United Airlines deal was found by Cheapflights users on 5/29. 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 6/76:39 pm
ONT
-
MEL
1 stop20h 36m
United Airlines
Sun 6/2110:55 am
MEL
-
ONT
1 stop18h 17m
United Airlines
Deal found 5/29$1,102
This United Airlines deal was found by Cheapflights users on 5/28. 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.
Wed 6/176:39 pm
ONT
-
MEL
1 stop20h 36m
United Airlines
Wed 6/2410:55 am
MEL
-
ONT
1 stop18h 17m
United Airlines
Deal found 5/28$1,103
This BusinessClass deal was found by Cheapflights users on 5/28. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/96:39 pm
ONT
-
MEL
1 stop20h 36m
ANA
Wed 6/2410:55 am
MEL
-
ONT
1 stop18h 17m
ANA
Deal found 5/28$1,105
This United Airlines deal was found by Cheapflights users on 5/28. 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 12/15:00 am
ONT
-
MEL
2 stops34h 00m
United Airlines
Tue 12/151:00 pm
MEL
-
ONT
1 stop18h 20m
United Airlines
Deal found 5/28$1,107

Find 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 (ME1). 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 May 29, 2026.

Round-trip from

$1,039
(SmartFares)

One-way from

$560
(KAYAK)

Popular in

December

Cheapest in

February

Average price

$951
From Ontario to Melbourne
Search Deals
One-way flight from Ontario to Melbourne
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
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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 May 29, 2026.
Use the filters below to find and compare flights from Ontario to Melbourne that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Sat 8/8

5:00 am-8:15 am

2 stops58h 15m

Melbourne

Wed 8/12

10:55 am-8:53 pm

2 stops26h 58m

$1,121

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Mon 9/7

7:13 pm-8:15 am

1 stop20h 02m

Melbourne

Mon 9/14

6:30 am-12:12 pm

2 stops22h 42m

$1,124

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Tue 8/11

1:56 pm-8:15 am

1 stop25h 19m

Melbourne

Mon 8/31

10:55 am-6:11 pm

1 stop24h 16m

$1,142
Quickest round-trip

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Sun 8/9

6:39 pm-8:15 am

1 stop20h 36m

Melbourne

Sun 8/30

10:55 am-12:12 pm

1 stop18h 17m

$1,142

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Thu 6/11

6:39 pm-10:35 am

2 stops22h 56m

Melbourne

Thu 6/18

10:55 am-12:12 pm

1 stop18h 17m

$1,171

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Tue 11/10

6:53 pm-1:05 pm

2 stops23h 12m

Melbourne

Tue 11/17

1:00 pm-3:27 pm

1 stop21h 27m

$1,181

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Wed 6/17

6:39 pm-10:35 am

2 stops22h 56m

Melbourne

Wed 6/24

10:55 am-12:12 pm

1 stop18h 17m

$1,391

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Mon 6/15

6:39 pm-8:15 am

1 stop20h 36m

Melbourne

Thu 6/25

10:55 am-12:12 pm

1 stop18h 17m

$1,413

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Sun 6/21

6:39 pm-8:15 am

1 stop20h 36m

Melbourne

Tue 6/30

10:55 am-12:12 pm

1 stop18h 17m

$1,452
Cheapest one-way

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Tue 7/7

1:50 pm-8:15 am

1 stop25h 25m

$561

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/28

Showing 1-10 of 19 resultsSorted by cheapest first
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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
No data available for this route at this time. Please check back soon.

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?

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

  • How long is the flight from Ontario to Melbourne?

    There are many flights that can get you from Ontario to Melbourne in 58h 15m. Fly via United Airlines to get the fastest option. There are 7966 mi between Ontario and Melbourne.

  • 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.

See more FAQs

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