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Cheap flights from Ontario to Melbourne from $559

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Melbourne departing on 3/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ontario to Melbourne

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:00 am - 5:00 am
ONT
-
MEL
28h 00m
1 stop
American Airlines Logo
4:05 pm - 10:07 pm
MEL
-
ONT
24h 02m
2 stops
$979American Airlines
Sat, Mar 21 - Sat, Mar 28
American Airlines Logo
2:39 pm - 10:25 am
ONT
-
MEL
25h 46m
2 stops
American Airlines Logo
4:05 pm - 10:07 pm
MEL
-
ONT
24h 02m
2 stops
$1,013American Airlines
Sat, Mar 21 - Sat, Mar 28
Delta Logo
6:00 am - 7:50 am
ONT
-
MEL
32h 50m
2 stops
Delta Logo
10:00 am - 11:34 pm
MEL
-
ONT
30h 34m
2 stops
$1,024Delta
Mon, May 4 - Fri, May 15
United Airlines Logo
6:37 pm - 10:00 am
ONT
-
MEL
20h 23m
1 stop
United Airlines Logo
12:00 pm - 11:18 am
MEL
-
ONT
18h 18m
1 stop
$1,039United Airlines
Sun, Feb 22 - Sun, Mar 8
United Airlines Logo
6:37 pm - 9:00 am
ONT
-
MEL
20h 23m
1 stop
United Airlines Logo
12:00 pm - 12:18 pm
MEL
-
ONT
18h 18m
1 stop
$1,042United Airlines
Sun, Mar 8 - Sun, Mar 22
United Airlines Logo
6:59 pm - 8:15 am
ONT
-
MEL
20h 16m
1 stop
United Airlines Logo
10:55 am - 12:22 pm
MEL
-
ONT
18h 27m
1 stop
$1,049United Airlines
Tue, May 5 - Mon, May 18
United Airlines Logo
6:37 pm - 10:00 am
ONT
-
MEL
20h 23m
1 stop
United Airlines Logo
12:00 pm - 12:18 pm
MEL
-
ONT
18h 18m
1 stop
$1,050United Airlines
Wed, Mar 4 - Wed, Mar 18
United Airlines Logo
6:59 pm - 8:15 am
ONT
-
MEL
20h 16m
1 stop
United Airlines Logo
10:55 am - 8:36 pm
MEL
-
ONT
26h 41m
2 stops
$1,053United Airlines
Sun, May 10 - Tue, May 19
United Airlines Logo
1:27 pm - 8:15 am
ONT
-
MEL
25h 48m
1 stop
United Airlines Logo
10:55 am - 9:58 pm
MEL
-
ONT
28h 03m
2 stops
$1,054United Airlines
Mon, Apr 27 - Sun, May 3
United Airlines Logo
6:37 pm - 10:00 am
ONT
-
MEL
20h 23m
1 stop
United Airlines Logo
12:00 pm - 12:18 pm
MEL
-
ONT
18h 18m
1 stop
$1,056United Airlines
Fri, Mar 6 - Wed, Mar 18

United Airlines flights from Ontario to Melbourne Airport

Our best United Airlines deals on Ontario to Melbourne Airport flight tickets
United Airlines
Feb 22
ONT6:37 pmOntario
20h 23m
1 stop
MEL10:00 amMelbourne
Mar 8
MEL12:00 pmMelbourne
18h 18m
1 stop
ONT11:18 amOntario
$1,039
United Airlines
Mar 8
ONT6:37 pmOntario
20h 23m
1 stop
MEL9:00 amMelbourne
Mar 22
MEL12:00 pmMelbourne
18h 18m
1 stop
ONT12:18 pmOntario
$1,042
United Airlines
May 5
ONT6:59 pmOntario
20h 16m
1 stop
MEL8:15 amMelbourne
May 18
MEL10:55 amMelbourne
18h 27m
1 stop
ONT12:22 pmOntario
$1,049

American Airlines flights from Ontario to Melbourne Airport

Our best American Airlines deals on Ontario to Melbourne Airport flight tickets
American Airlines
Mar 21
ONT7:00 amOntario
28h 00m
1 stop
MEL5:00 amMelbourne
Mar 28
MEL4:05 pmMelbourne
24h 02m
2 stops
ONT10:07 pmOntario
$979
American Airlines
Mar 21
ONT2:39 pmOntario
25h 46m
2 stops
MEL10:25 amMelbourne
Mar 28
MEL4:05 pmMelbourne
24h 02m
2 stops
ONT10:07 pmOntario
$1,013

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Melbourne Airport 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, momondo users made 832,500 searches. Data last updated February 6, 2026.
Use the filters below to find and compare flights from Ontario to Melbourne Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Sat 3/21

7:00 am-5:00 am

1 stop28h 00m

Melbourne

Sat 3/28

4:05 pm-10:07 pm

2 stops24h 02m

$979

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Sat 3/21

2:39 pm-10:25 am

2 stops25h 46m

Melbourne

Sat 3/28

4:05 pm-10:07 pm

2 stops24h 02m

$1,013

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Mon 5/4

6:00 am-7:50 am

2 stops32h 50m

Melbourne

Fri 5/15

10:00 am-11:34 pm

2 stops30h 34m

$1,024

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Sun 2/22

6:37 pm-10:00 am

1 stop20h 23m

Melbourne

Sun 3/8

12:00 pm-11:18 am

1 stop18h 18m

$1,039

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Sun 3/8

6:37 pm-9:00 am

1 stop20h 23m

Melbourne

Sun 3/22

12:00 pm-12:18 pm

1 stop18h 18m

$1,042

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Tue 5/5

6:59 pm-8:15 am

1 stop20h 16m

Melbourne

Mon 5/18

10:55 am-12:22 pm

1 stop18h 27m

$1,049

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Wed 3/4

6:37 pm-10:00 am

1 stop20h 23m

Melbourne

Wed 3/18

12:00 pm-12:18 pm

1 stop18h 18m

$1,050

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Sun 5/10

6:59 pm-8:15 am

1 stop20h 16m

Melbourne

Tue 5/19

10:55 am-8:36 pm

2 stops26h 41m

$1,053

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Mon 4/27

1:27 pm-8:15 am

1 stop25h 48m

Melbourne

Sun 5/3

10:55 am-9:58 pm

2 stops28h 03m

$1,054

OntarioMelbourne

ONT - MEL

ONTMEL

Ontario

Fri 3/6

6:37 pm-10:00 am

1 stop20h 23m

Melbourne

Wed 3/18

12:00 pm-12:18 pm

1 stop18h 18m

$1,056

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Melbourne from

How to get the cheapest flight ticket from Ontario to Melbourne Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Melbourne Airport?

On average, the least expensive day to fly to Melbourne Airport from Ontario is on a Thursday. momondo users have found tickets for Thursday departures for as low as $1,083. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Ontario to Melbourne Airport for around $1,275.

What is the cheapest time of day to depart on your flight to Melbourne Airport?

According to our data, the cheapest time of day to fly to Melbourne Airport is in the afternoon. momondo users have found flights departing from Ontario to Melbourne Airport in the afternoon for as low as $1,181. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the evening because they tend to be around $1,197. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Ontario to Melbourne Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Melbourne Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Melbourne Airport (ONT to MEL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Melbourne Airport

Fastest flight time

20h 16m

Direct flights

None
The fastest flight from Ontario to Melbourne Airport takes 20h 16m
There are no direct flights from Ontario to Melbourne Airport. There are no popular flight routes from Ontario to Melbourne Airport.
Search flight deals

  • How far is Ontario to Melbourne by plane?

    The distance between Ontario and Melbourne is about 7963.6 mi. A reasonable flight in good conditions will take 20h 16m.

  • When did momondo last update prices for flights from Ontario Airport to Melbourne Airport?

    Prices for flights from Ontario Airport to Melbourne Airport are updated daily.

  • How old do you have to be to fly from Ontario Airport to Melbourne Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Melbourne Airport.

  • What documentation or ID do you need to fly to Melbourne Airport?

    The travel and health documents required for your trip to Melbourne Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Melbourne Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Melbourne?

Book flights to Melbourne if you plan to visit one of these locations
Geelong
Apollo Bay
Shepparton
Tullamarine
Daylesford
Ballarat
Dandenong
Lorne
Torquay
Sorrento
St Kilda
Brighton
Mornington
Doncaster
Phillip Island

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Melbourne?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Melbourne. momondo saves you time and could save you money on your trip.

Can I find flights from Ontario to Melbourne with flexible booking policies on momondo?

Yes. All flights to Melbourne from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ontario to Melbourne?

momondo provides multiple filters to help you find the best flight to Melbourne from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ontario to Melbourne right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Melbourne, momondo offers a useful price alert feature which will track prices for flights to Melbourne from Ontario and alert you when they change.

An easier way to manage your Melbourne Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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