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Cheap flights from Ontario to Fort Lauderdale from $144

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 Fort Lauderdale departing on 7/26. 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 Fort Lauderdale

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
5:43 pm - 12:01 pm
ONT
-
FLL
15h 18m
1 stop
Frontier Logo
10:18 pm - 7:53 pm
FLL
-
ONT
24h 35m
2 stops
$246Frontier
Thu, Jul 30 - Fri, Aug 14
Frontier Logo
5:43 pm - 12:01 pm
ONT
-
FLL
15h 18m
1 stop
Frontier Logo
7:15 pm - 7:53 pm
FLL
-
ONT
27h 38m
2 stops
$293Frontier
Thu, Jul 30 - Wed, Aug 12
Frontier Logo
5:43 pm - 12:01 pm
ONT
-
FLL
15h 18m
1 stop
Frontier Logo
12:56 pm - 5:49 pm
FLL
-
ONT
7h 53m
1 stop
$302Frontier
Thu, Jul 30 - Wed, Aug 12
Frontier Logo
5:43 pm - 12:01 pm
ONT
-
FLL
15h 18m
1 stop
Frontier Logo
12:54 pm - 5:52 pm
FLL
-
ONT
7h 58m
1 stop
$320Frontier
Wed, Aug 12 - Tue, Aug 18
Frontier Logo
8:06 pm - 12:09 pm
ONT
-
FLL
13h 03m
1 stop
Frontier Logo
6:44 am - 4:48 pm
FLL
-
ONT
13h 04m
1 stop
$330Frontier
Wed, Jun 3 - Wed, Jun 10
Frontier Logo
5:43 pm - 12:01 pm
ONT
-
FLL
15h 18m
1 stop
Frontier Logo
10:18 pm - 10:03 am
FLL
-
ONT
38h 45m
2 stops
$334Frontier
Fri, Jul 31 - Mon, Aug 10
Frontier Logo
5:43 pm - 12:09 pm
ONT
-
FLL
15h 26m
1 stop
Frontier Logo
12:54 pm - 5:52 pm
FLL
-
ONT
7h 58m
1 stop
$340Frontier
Tue, Aug 25 - Tue, Sep 1
Frontier Logo
8:06 pm - 12:09 pm
ONT
-
FLL
13h 03m
1 stop
Frontier Logo
6:44 am - 4:48 pm
FLL
-
ONT
13h 04m
1 stop
$350Frontier
Sun, Jun 7 - Thu, Jun 11
Frontier Logo
5:43 pm - 12:01 pm
ONT
-
FLL
15h 18m
1 stop
Frontier Logo
12:56 pm - 5:49 pm
FLL
-
ONT
7h 53m
1 stop
$359Frontier
Mon, Jul 27 - Fri, Jul 31
Frontier Logo
5:43 pm - 12:01 pm
ONT
-
FLL
15h 18m
1 stop
Frontier Logo
12:56 pm - 5:49 pm
FLL
-
ONT
7h 53m
1 stop
$360Frontier
Sun, Jul 26 - Fri, Jul 31

Frontier flights from Ontario to Fort Lauderdale

Our best Frontier deals on Ontario to Fort Lauderdale flight tickets
Frontier
Jul 30
ONT5:43 pmOntario
15h 18m
1 stop
FLL12:01 pmFort Lauderdale
Aug 14
FLL10:18 pmFort Lauderdale
24h 35m
2 stops
ONT7:53 pmOntario
$246
Frontier
Jul 30
ONT5:43 pmOntario
15h 18m
1 stop
FLL12:01 pmFort Lauderdale
Aug 12
FLL7:15 pmFort Lauderdale
27h 38m
2 stops
ONT7:53 pmOntario
$293
Frontier
Jul 30
ONT5:43 pmOntario
15h 18m
1 stop
FLL12:01 pmFort Lauderdale
Aug 12
FLL12:56 pmFort Lauderdale
7h 53m
1 stop
ONT5:49 pmOntario
$302

American Airlines flights from Ontario to Fort Lauderdale

Our best American Airlines deals on Ontario to Fort Lauderdale flight tickets
American Airlines
May 29
ONT11:59 pmOntario
12h 21m
2 stops
FLL3:20 pmFort Lauderdale
Jun 6
FLL5:26 pmFort Lauderdale
9h 33m
1 stop
ONT11:59 pmOntario
$486
American Airlines
May 29
ONT11:59 pmOntario
12h 21m
2 stops
FLL3:20 pmFort Lauderdale
Jun 6
FLL4:05 pmFort Lauderdale
10h 54m
2 stops
ONT11:59 pmOntario
$503
American Airlines
May 29
ONT10:00 pmOntario
8h 17m
1 stop
FLL9:17 amFort Lauderdale
May 31
FLL4:47 pmFort Lauderdale
8h 10m
1 stop
ONT9:57 pmOntario
$573

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Fort Lauderdale 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 May 18, 2026.
Use the filters below to find and compare flights from Ontario to Fort Lauderdale that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioFort Lauderdale

ONT - FLL

ONTFLL

Ontario

Thu 7/30

5:43 pm-12:01 pm

1 stop15h 18m

Fort Lauderdale

Fri 8/14

10:18 pm-7:53 pm

2 stops24h 35m

$246

OntarioFort Lauderdale

ONT - FLL

ONTFLL

Ontario

Thu 7/30

5:43 pm-12:01 pm

1 stop15h 18m

Fort Lauderdale

Wed 8/12

7:15 pm-7:53 pm

2 stops27h 38m

$293
Quickest round-trip

OntarioFort Lauderdale

ONT - FLL

ONTFLL

Ontario

Thu 7/30

5:43 pm-12:01 pm

1 stop15h 18m

Fort Lauderdale

Wed 8/12

12:56 pm-5:49 pm

1 stop7h 53m

$302

OntarioFort Lauderdale

ONT - FLL

ONTFLL

Ontario

Wed 8/12

5:43 pm-12:01 pm

1 stop15h 18m

Fort Lauderdale

Tue 8/18

12:54 pm-5:52 pm

1 stop7h 58m

$320

OntarioFort Lauderdale

ONT - FLL

ONTFLL

Ontario

Wed 6/3

8:06 pm-12:09 pm

1 stop13h 03m

Fort Lauderdale

Wed 6/10

6:44 am-4:48 pm

1 stop13h 04m

$330

OntarioFort Lauderdale

ONT - FLL

ONTFLL

Ontario

Fri 7/31

5:43 pm-12:01 pm

1 stop15h 18m

Fort Lauderdale

Mon 8/10

10:18 pm-10:03 am

2 stops38h 45m

$334

OntarioFort Lauderdale

ONT - FLL

ONTFLL

Ontario

Tue 8/25

5:43 pm-12:09 pm

1 stop15h 26m

Fort Lauderdale

Tue 9/1

12:54 pm-5:52 pm

1 stop7h 58m

$340

OntarioFort Lauderdale

ONT - FLL

ONTFLL

Ontario

Sun 6/7

8:06 pm-12:09 pm

1 stop13h 03m

Fort Lauderdale

Thu 6/11

6:44 am-4:48 pm

1 stop13h 04m

$350

OntarioFort Lauderdale

ONT - FLL

ONTFLL

Ontario

Mon 7/27

5:43 pm-12:01 pm

1 stop15h 18m

Fort Lauderdale

Fri 7/31

12:56 pm-5:49 pm

1 stop7h 53m

$359

OntarioFort Lauderdale

ONT - FLL

ONTFLL

Ontario

Sun 7/26

5:43 pm-12:01 pm

1 stop15h 18m

Fort Lauderdale

Fri 7/31

12:56 pm-5:49 pm

1 stop7h 53m

$360

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 Fort Lauderdale from

How to get the cheapest flight ticket from Ontario to Fort Lauderdale

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 typical price of a round-trip flight between Ontario and Fort Lauderdale?

What is the cheapest month to fly to Fort Lauderdale?

The cheapest month to fly to Fort Lauderdale from Ontario is in September. Flight prices, which tend to average around $342, are often lower during this time because this is during the off-season. If you aren’t able to travel to Fort Lauderdale during the month of September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $408.

What is the cheapest day to depart on your flight to Fort Lauderdale?

According to our data, Wednesday is the cheapest day to fly to Fort Lauderdale from Ontario. The lowest ticket price found for a Wednesday departure recently was $352. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Fort Lauderdale is Sunday, with ticket prices averaging around $398.

What is the cheapest time of day to depart on your flight to Fort Lauderdale?

Our data shows that the cheapest Ontario to Fort Lauderdale flights are usually those with departure times in the afternoon. Our users have found flights to Fort Lauderdale in the afternoon for as low as $306. In contrast, the most expensive time of day to depart to Fort Lauderdale is in the evening when prices are around $384.

How far in advance should I book a flight from Ontario to Fort Lauderdale?

You are more likely to see cheaper flights to Fort Lauderdale from Ontario when booking week ahead of your departure date. In general, you can expect to find flights to Fort Lauderdale for around $459 when searching week out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Fort Lauderdale from Ontario for as low as $135 on momondo.

How have Ontario to Fort Lauderdale flight prices changed over time?

As of May 2026, prices for Ontario to Fort Lauderdale flights are approximately 0% more expensive when compared to flights at the same time last year.

When to book flights from Ontario to Fort Lauderdale

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

Cheap Ontario to Fort Lauderdale (ONT to FLL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Fort Lauderdale

Fastest flight time

7h 05m

Direct flights

None
The fastest flight from Ontario to Fort Lauderdale takes 7h 05m
There are no direct flights from Ontario to Fort Lauderdale. There are no popular flight routes from Ontario to Fort Lauderdale.
Search flight deals

Frequently asked questions about flying from Ontario to Fort Lauderdale

  • How far is Ontario to Fort Lauderdale by plane?

    There are 2293.4 mi between Ontario and Fort Lauderdale. Flights usually cover this in 7h 05m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Ontario Airport to Fort Lauderdale Airport were last updated today.

  • How many operators does momondo search for flights from Ontario Airport to Fort Lauderdale Airport?

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario Airport to Fort Lauderdale Airport.

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

    The travel and health documents required for your trip to Fort Lauderdale 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 Fort Lauderdale 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 Fort Lauderdale?

Best airlines flying from Ontario to Fort Lauderdale

Compare and see reviews for airlines that fly from Ontario to Fort Lauderdale with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $95Free CancellationRating
5.6
2,946 reviews
Search Frontier flights
DeltaPriceFrom $256Free CancellationRating
7.9
8,447 reviews
Search Delta flights
JetBluePriceFrom $266Free CancellationRating
7.1
2,979 reviews
Search JetBlue flights
United AirlinesPriceFrom $298Free CancellationRating
7.4
9,736 reviews
Search United Airlines flights
SouthwestPriceFrom $325Free CancellationRating
7.9
4,286 reviews
Search Southwest flights
American AirlinesPriceFrom $345Free CancellationRating
7.1
11,648 reviews
Search American Airlines flights

Traveling to a place near Fort Lauderdale?

Book flights to Fort Lauderdale if you plan to visit one of these locations
Port St. Lucie

Why use momondo?

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

Finding the right flight to Fort Lauderdale 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 Fort Lauderdale quick and easy, saving you time and money.

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

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

How can momondo help me find flights from Ontario to Fort Lauderdale?

momondo helps you find the best flight between Ontario and Fort Lauderdale by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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

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