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Cheap flights from Ontario to Orlando from $141

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 Orlando departing on 12/11. 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 Orlando

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
10:30 pm - 10:35 amONT-MLB
9h 05m1 stop
Delta Logo
5:55 am - 11:38 amMLB-ONT
8h 43m1 stop
$404Delta
Find Deal
Tue, Mar 17 - Wed, Mar 25
Delta Logo
10:30 pm - 10:35 amONT-MLB
9h 05m1 stop
Delta Logo
5:55 am - 11:38 amMLB-ONT
8h 43m1 stop
$428Delta
Find Deal
Tue, Mar 17 - Tue, Mar 31
Delta Logo
6:40 am - 10:49 pmONT-MLB
13h 09m2 stops
Delta Logo
6:47 pm - 11:04 pmMLB-ONT
7h 17m1 stop
$433Delta
Find Deal
Tue, Dec 9 - Mon, Dec 15
Delta Logo
10:25 pm - 10:36 amONT-MLB
9h 11m1 stop
Delta Logo
6:47 pm - 11:04 pmMLB-ONT
7h 17m1 stop
$449Delta
Find Deal
Sun, Dec 14 - Wed, Dec 17
American Airlines Logo
8:02 pm - 11:07 amONT-MLB
12h 05m2 stops
American Airlines Logo
1:49 pm - 8:15 pmMLB-ONT
9h 26m1 stop
$454American Airlines
Find Deal
Tue, Mar 17 - Wed, Mar 25
Delta Logo
10:59 pm - 10:34 amONT-MLB
8h 35m1 stop
Delta Logo
11:20 am - 6:15 pmMLB-ONT
9h 55m1 stop
$459Delta
Find Deal
Fri, May 1 - Tue, May 12
American Airlines Logo
11:04 pm - 11:00 amONT-MLB
8h 56m1 stop
American Airlines Logo
6:29 am - 5:46 pmMLB-ONT
14h 17m2 stops
$475American Airlines
Find Deal
Fri, May 1 - Tue, May 12
American Airlines Logo
8:05 pm - 12:59 pmONT-MLB
13h 54m2 stops
American Airlines Logo
6:29 am - 5:46 pmMLB-ONT
14h 17m2 stops
$480American Airlines
Find Deal
Fri, May 1 - Tue, May 12
Delta Logo
10:30 pm - 10:35 amONT-MLB
9h 05m1 stop
Delta Logo
5:55 am - 11:38 amMLB-ONT
8h 43m1 stop
$483Delta
Find Deal
Sun, Mar 15 - Tue, Mar 31
Delta Logo
10:30 pm - 10:35 amONT-MLB
9h 05m1 stop
Delta Logo
3:20 pm - 9:14 pmMLB-ONT
8h 54m1 stop
$498Delta
Find Deal
Tue, Mar 17 - Fri, Mar 27

American Airlines flights from Ontario to Melbourne, Florida

Our best American Airlines deals on Ontario to Melbourne, Florida flight tickets
American Airlines
Mar 17
ONT8:02 pmOntario
12h 05m
2 stops
MLB11:07 amMelbourne
Mar 25
MLB1:49 pmMelbourne
9h 26m
1 stop
ONT8:15 pmOntario
$454
Find similar
American Airlines
May 1
ONT11:04 pmOntario
8h 56m
1 stop
MLB11:00 amMelbourne
May 12
MLB6:29 amMelbourne
14h 17m
2 stops
ONT5:46 pmOntario
$475
Find similar
American Airlines
May 1
ONT8:05 pmOntario
13h 54m
2 stops
MLB12:59 pmMelbourne
May 12
MLB6:29 amMelbourne
14h 17m
2 stops
ONT5:46 pmOntario
$480
Find similar

Delta flights from Ontario to Melbourne, Florida

Our best Delta deals on Ontario to Melbourne, Florida flight tickets
Delta
Mar 17
ONT10:30 pmOntario
9h 05m
1 stop
MLB10:35 amMelbourne
Mar 25
MLB5:55 amMelbourne
8h 43m
1 stop
ONT11:38 amOntario
$404
Find similar
Delta
Mar 17
ONT10:30 pmOntario
9h 05m
1 stop
MLB10:35 amMelbourne
Mar 31
MLB5:55 amMelbourne
8h 43m
1 stop
ONT11:38 amOntario
$428
Find similar
Delta
Dec 9
ONT6:40 amOntario
13h 09m
2 stops
MLB10:49 pmMelbourne
Dec 15
MLB6:47 pmMelbourne
7h 17m
1 stop
ONT11:04 pmOntario
$433
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Melbourne, Florida 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 November 13, 2025.
Use the filters below to find and compare flights from Ontario to Melbourne, Florida that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioMelbourne

ONT - MLB

ONTMLB

Ontario

Tue 3/17

10:30 pm-10:35 am

1 stop9h 05m

Melbourne

Wed 3/25

5:55 am-11:38 am

1 stop8h 43m

$404

OntarioMelbourne

ONT - MLB

ONTMLB

Ontario

Tue 3/17

10:30 pm-10:35 am

1 stop9h 05m

Melbourne

Tue 3/31

5:55 am-11:38 am

1 stop8h 43m

$428

OntarioMelbourne

ONT - MLB

ONTMLB

Ontario

Tue 12/9

6:40 am-10:49 pm

2 stops13h 09m

Melbourne

Mon 12/15

6:47 pm-11:04 pm

1 stop7h 17m

$433

OntarioMelbourne

ONT - MLB

ONTMLB

Ontario

Sun 12/14

10:25 pm-10:36 am

1 stop9h 11m

Melbourne

Wed 12/17

6:47 pm-11:04 pm

1 stop7h 17m

$449

OntarioMelbourne

ONT - MLB

ONTMLB

Ontario

Tue 3/17

8:02 pm-11:07 am

2 stops12h 05m

Melbourne

Wed 3/25

1:49 pm-8:15 pm

1 stop9h 26m

$454

OntarioMelbourne

ONT - MLB

ONTMLB

Ontario

Fri 5/1

10:59 pm-10:34 am

1 stop8h 35m

Melbourne

Tue 5/12

11:20 am-6:15 pm

1 stop9h 55m

$459

OntarioMelbourne

ONT - MLB

ONTMLB

Ontario

Fri 5/1

11:04 pm-11:00 am

1 stop8h 56m

Melbourne

Tue 5/12

6:29 am-5:46 pm

2 stops14h 17m

$475

OntarioMelbourne

ONT - MLB

ONTMLB

Ontario

Fri 5/1

8:05 pm-12:59 pm

2 stops13h 54m

Melbourne

Tue 5/12

6:29 am-5:46 pm

2 stops14h 17m

$480

OntarioMelbourne

ONT - MLB

ONTMLB

Ontario

Sun 3/15

10:30 pm-10:35 am

1 stop9h 05m

Melbourne

Tue 3/31

5:55 am-11:38 am

1 stop8h 43m

$483

OntarioMelbourne

ONT - MLB

ONTMLB

Ontario

Tue 3/17

10:30 pm-10:35 am

1 stop9h 05m

Melbourne

Fri 3/27

3:20 pm-9:14 pm

1 stop8h 54m

$498

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 Orlando from

How to get the cheapest flight ticket from Ontario to Melbourne, Florida

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, Florida?

The cheapest day to depart on your flight to Melbourne, Florida is on a Monday when prices can be found for as low as $371. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from Ontario because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $531.

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

According to our data, the cheapest time of day to fly to Melbourne, Florida is in the evening. momondo users have found flights departing from Ontario to Melbourne, Florida in the evening for as low as $390. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $439.

When to book flights from Ontario to Melbourne, Florida

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

Cheap Ontario to Melbourne, Florida (ONT to MLB) flight deals and tips

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

Direct flights

None
There are no direct flights from Ontario to Melbourne, Florida. There are no popular flight routes from Ontario to Melbourne, Florida.
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  • How far is Ontario to Melbourne by plane?

    A flight from Ontario to Melbourne will travel around 2216.8 mi. A reasonable flight in good conditions will take 6h 44m.

  • 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 many operators does momondo search for flights from Ontario Airport to Melbourne Airport?

  • 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.

  • What is the most popular airline from Ontario to Melbourne, Florida?

Best airlines flying from Ontario to Melbourne, Florida

Compare and see reviews for airlines that fly from Ontario to Melbourne, Florida with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $278Free CancellationRating
7.9
8,007 reviews
Search Delta flights
American AirlinesPriceFrom $388Free CancellationRating
7.2
11,051 reviews
Search American Airlines flights

Why use momondo?

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

Finding the right flight to Melbourne from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Melbourne quick and easy, saving you time and money.

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

All flight searches from Ontario to Melbourne on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Melbourne.

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

Yes momondo offers price alerts on flights to Melbourne from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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