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Cheap flights from Ontario to Fort Lauderdale from $100

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 4/17. 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
7:40 pm - 10:54 am
ONT
-
FLL
12h 14m
1 stop
Frontier Logo
1:39 pm - 10:37 pm
FLL
-
ONT
11h 58m
1 stop
$200Frontier
Sat, Apr 11 - Sat, Apr 18
Frontier Logo
8:26 am - 11:46 am
ONT
-
FLL
24h 20m
1 stop
Frontier Logo
10:18 pm - 11:55 pm
FLL
-
ONT
28h 37m
2 stops
$214Frontier
Thu, Apr 16 - Mon, Apr 20
Frontier Logo
5:33 pm - 10:04 am
ONT
-
FLL
37h 31m
2 stops
Frontier Logo
1:06 pm - 4:38 pm
FLL
-
ONT
30h 32m
1 stop
$219Frontier
Fri, Apr 24 - Thu, Apr 30
Frontier Logo
8:26 am - 7:33 pm
ONT
-
FLL
8h 07m
1 stop
Frontier Logo
9:54 am - 4:38 pm
FLL
-
ONT
9h 44m
1 stop
$220Frontier
Fri, May 8 - Sun, May 10
Frontier Logo
6:15 am - 5:39 pm
ONT
-
FLL
8h 24m
1 stop
Frontier Logo
6:24 pm - 11:43 pm
FLL
-
ONT
8h 19m
1 stop
$221Frontier
Fri, Apr 17 - Mon, Apr 20
Frontier Logo
5:10 pm - 9:50 am
ONT
-
FLL
13h 40m
1 stop
Frontier Logo
10:45 am - 6:14 pm
FLL
-
ONT
10h 29m
1 stop
$225Frontier
Wed, Mar 25 - Fri, Mar 27
Frontier Logo
12:59 am - 12:46 am
ONT
-
FLL
20h 47m
2 stops
Frontier Logo
12:58 pm - 4:38 pm
FLL
-
ONT
30h 40m
1 stop
$227Frontier
Tue, Apr 28 - Sun, May 3
Frontier Logo
7:40 pm - 11:54 am
ONT
-
FLL
13h 14m
1 stop
Frontier Logo
9:54 am - 4:38 pm
FLL
-
ONT
9h 44m
1 stop
$230Frontier
Fri, Apr 10 - Thu, May 7
Frontier Logo
5:10 pm - 9:50 am
ONT
-
FLL
13h 40m
1 stop
Frontier Logo
1:46 pm - 9:04 pm
FLL
-
ONT
10h 18m
1 stop
$235Frontier
Wed, Mar 25 - Fri, Mar 27
Frontier Logo
12:59 am - 10:04 am
ONT
-
FLL
30h 05m
2 stops
Frontier Logo
9:54 am - 4:38 pm
FLL
-
ONT
9h 44m
1 stop
$236Frontier
Fri, May 1 - Sun, May 10

Frontier flights from Ontario to Fort Lauderdale

Our best Frontier deals on Ontario to Fort Lauderdale flight tickets
Frontier
Apr 11
ONT7:40 pmOntario
12h 14m
1 stop
FLL10:54 amFort Lauderdale
Apr 18
FLL1:39 pmFort Lauderdale
11h 58m
1 stop
ONT10:37 pmOntario
$200
Frontier
Apr 16
ONT8:26 amOntario
24h 20m
1 stop
FLL11:46 amFort Lauderdale
Apr 20
FLL10:18 pmFort Lauderdale
28h 37m
2 stops
ONT11:55 pmOntario
$214
Frontier
Apr 24
ONT5:33 pmOntario
37h 31m
2 stops
FLL10:04 amFort Lauderdale
Apr 30
FLL1:06 pmFort Lauderdale
30h 32m
1 stop
ONT4:38 pmOntario
$219

United Airlines flights from Ontario to Fort Lauderdale

Our best United Airlines deals on Ontario to Fort Lauderdale flight tickets
United Airlines
Mar 21
ONT6:00 amOntario
6h 45m
1 stop
FLL3:45 pmFort Lauderdale
Mar 31
FLL4:55 pmFort Lauderdale
7h 55m
1 stop
ONT9:50 pmOntario
$596
United Airlines
Mar 22
ONT11:59 pmOntario
10h 17m
1 stop
FLL1:16 pmFort Lauderdale
Mar 27
FLL7:17 amFort Lauderdale
8h 31m
1 stop
ONT12:48 pmOntario
$604
United Airlines
Mar 24
ONT6:00 amOntario
6h 45m
1 stop
FLL3:45 pmFort Lauderdale
Mar 31
FLL4:55 pmFort Lauderdale
7h 55m
1 stop
ONT9:50 pmOntario
$616

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 March 10, 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

Sat 4/11

7:40 pm-10:54 am

1 stop12h 14m

Fort Lauderdale

Sat 4/18

1:39 pm-10:37 pm

1 stop11h 58m

$200

OntarioFort Lauderdale

ONT - FLL

ONTFLL

Ontario

Thu 4/16

8:26 am-11:46 am

1 stop24h 20m

Fort Lauderdale

Mon 4/20

10:18 pm-11:55 pm

2 stops28h 37m

$214

OntarioFort Lauderdale

ONT - FLL

ONTFLL

Ontario

Fri 4/24

5:33 pm-10:04 am

2 stops37h 31m

Fort Lauderdale

Thu 4/30

1:06 pm-4:38 pm

1 stop30h 32m

$219

OntarioFort Lauderdale

ONT - FLL

ONTFLL

Ontario

Fri 5/8

8:26 am-7:33 pm

1 stop8h 07m

Fort Lauderdale

Sun 5/10

9:54 am-4:38 pm

1 stop9h 44m

$220
Quickest round-trip

OntarioFort Lauderdale

ONT - FLL

ONTFLL

Ontario

Fri 4/17

6:15 am-5:39 pm

1 stop8h 24m

Fort Lauderdale

Mon 4/20

6:24 pm-11:43 pm

1 stop8h 19m

$221

OntarioFort Lauderdale

ONT - FLL

ONTFLL

Ontario

Wed 3/25

5:10 pm-9:50 am

1 stop13h 40m

Fort Lauderdale

Fri 3/27

10:45 am-6:14 pm

1 stop10h 29m

$225

OntarioFort Lauderdale

ONT - FLL

ONTFLL

Ontario

Tue 4/28

12:59 am-12:46 am

2 stops20h 47m

Fort Lauderdale

Sun 5/3

12:58 pm-4:38 pm

1 stop30h 40m

$227

OntarioFort Lauderdale

ONT - FLL

ONTFLL

Ontario

Fri 4/10

7:40 pm-11:54 am

1 stop13h 14m

Fort Lauderdale

Thu 5/7

9:54 am-4:38 pm

1 stop9h 44m

$230

OntarioFort Lauderdale

ONT - FLL

ONTFLL

Ontario

Wed 3/25

5:10 pm-9:50 am

1 stop13h 40m

Fort Lauderdale

Fri 3/27

1:46 pm-9:04 pm

1 stop10h 18m

$235

OntarioFort Lauderdale

ONT - FLL

ONTFLL

Ontario

Fri 5/1

12:59 am-10:04 am

2 stops30h 05m

Fort Lauderdale

Sun 5/10

9:54 am-4:38 pm

1 stop9h 44m

$236

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 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 $348, 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 May is also cheap. Prices for this month can be found on momondo for an average of $352.

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

You are more likely to see cheaper flights to Fort Lauderdale from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Fort Lauderdale for around $445 when searching weeks 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 $355 on momondo.

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

As of March 2026, prices for Ontario to Fort Lauderdale flights are approximately 3% cheaper 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

6h 10m

Direct flights

None
The fastest flight from Ontario to Fort Lauderdale takes 6h 10m
There are no direct flights from Ontario to Fort Lauderdale. There are no popular flight routes from Ontario to Fort Lauderdale.
Search flight deals

  • How far is Ontario to Fort Lauderdale by plane?

    There are 2293.4 mi between Ontario and Fort Lauderdale. Flights usually cover this in 6h 10m, 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
5.7
3,033 reviews
Search Frontier flights
JetBluePriceFrom $268Free CancellationRating
7.2
2,900 reviews
Search JetBlue flights
United AirlinesPriceFrom $298Free CancellationRating
7.4
9,409 reviews
Search United Airlines flights
DeltaPriceFrom $298Free CancellationRating
7.9
8,276 reviews
Search Delta flights
American AirlinesPriceFrom $336Free CancellationRating
7.1
11,414 reviews
Search American Airlines flights
SouthwestPriceFrom $356Free CancellationRating
8.0
4,317 reviews
Search Southwest 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.

An easier way to manage your Fort Lauderdale trip

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