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Cheap flights from Ontario to Fort Lauderdale from $128

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Fort Lauderdale

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:47 pm - 11:49 amONT  Ontario-FLL Fort Lauderdale
14h 02m1 stop Houston George Bush Intcntl
Frontier Logo
1:00 pm - 5:52 pmFLL  Fort Lauderdale-ONT Ontario
7h 52m1 stop Houston George Bush Intcntl
$254Frontier
Thu, Oct 15 - Thu, Oct 22
Frontier Logo
6:47 pm - 11:49 amONT  Ontario-FLL Fort Lauderdale
14h 02m1 stop Houston George Bush Intcntl
Frontier Logo
1:00 pm - 5:52 pmFLL  Fort Lauderdale-ONT Ontario
7h 52m1 stop Houston George Bush Intcntl
$255Frontier
Mon, Oct 19 - Thu, Oct 22
Multiple Airlines Logo
3:14 pm - 5:26 pmONT  Ontario-FLL Fort Lauderdale
23h 12m1 stop Seattle/Tacoma Intl
Multiple Airlines Logo
1:24 pm - 5:48 pmFLL  Fort Lauderdale-ONT Ontario
7h 24m1 stop Houston George Bush Intcntl
$370Multiple Airlines
Sat, Sep 26 - Fri, Oct 2
American Airlines Logo
6:00 am - 11:23 pmONT  Ontario-FLL Fort Lauderdale
14h 23m1 stop Chicago O'Hare Intl
American Airlines Logo
8:35 am - 8:48 pmFLL  Fort Lauderdale-ONT Ontario
15h 13m1 stop Chicago O'Hare Intl
$399American Airlines
Tue, Jan 12 - Wed, Jan 20
Multiple Airlines Logo
6:02 am - 5:19 pmONT  Ontario-FLL Fort Lauderdale
32h 17m1 stop Seattle/Tacoma Intl
Multiple Airlines Logo
12:44 pm - 5:52 pmFLL  Fort Lauderdale-ONT Ontario
8h 08m1 stop Houston George Bush Intcntl
$404Multiple Airlines
Sat, Oct 17 - Fri, Oct 23
American Airlines Logo
6:00 am - 4:35 pmONT  Ontario-FLL Fort Lauderdale
7h 35m1 stop Dallas/Fort Worth
American Airlines Logo
2:13 pm - 6:44 pmFLL  Fort Lauderdale-ONT Ontario
7h 31m1 stop Dallas/Fort Worth
$411American Airlines
Wed, Oct 14 - Wed, Oct 21
Southwest Logo
12:40 pm - 10:00 pmONT  Ontario-FLL Fort Lauderdale
6h 20m1 stop Houston Hobby
Southwest Logo
6:35 am - 2:10 pmFLL  Fort Lauderdale-ONT Ontario
10h 35m1 stop Chicago Midway
$411Southwest
Wed, Oct 28 - Thu, Oct 29
Delta Logo
6:00 am - 5:49 pmONT  Ontario-FLL Fort Lauderdale
8h 49m1 stop Salt Lake City
Delta Logo
5:45 pm - 11:48 pmFLL  Fort Lauderdale-ONT Ontario
9h 03m1 stop Salt Lake City
$411Delta
Tue, Dec 15 - Thu, Jan 7
Delta Logo
11:08 pm - 9:30 amONT  Ontario-FLL Fort Lauderdale
7h 22m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:35 am - 11:27 amFLL  Fort Lauderdale-ONT Ontario
7h 52m1 stop Atlanta Hartsfield-Jackson
$411Delta
Mon, Dec 14 - Sat, Jan 9
Southwest Logo
10:55 am - 9:40 pmONT  Ontario-FLL Fort Lauderdale
7h 45m2 stops Phoenix Sky Harbor Intl Dallas Love Field
Southwest Logo
5:20 am - 9:25 amFLL  Fort Lauderdale-ONT Ontario
7h 05m1 stop Houston Hobby
$416Southwest
Wed, Oct 28 - Thu, Oct 29

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Frontier flights from Ontario to Fort Lauderdale

Our best Frontier deals on Ontario to Fort Lauderdale flight tickets
Frontier
Oct 15
ONT6:47 pmOntario
14h 02m
1 stop
FLL11:49 amFort Lauderdale
Oct 22
FLL1:00 pmFort Lauderdale
7h 52m
1 stop
ONT5:52 pmOntario
$254
Frontier
Oct 19
ONT6:47 pmOntario
14h 02m
1 stop
FLL11:49 amFort Lauderdale
Oct 22
FLL1:00 pmFort Lauderdale
7h 52m
1 stop
ONT5:52 pmOntario
$255
Frontier
Oct 15
ONT6:47 pmOntario
14h 02m
1 stop
FLL11:49 amFort Lauderdale
Oct 23
FLL9:58 pmFort Lauderdale
28h 52m
2 stops
ONT11:50 pmOntario
$262

United Airlines flights from Ontario to Fort Lauderdale

Our best United Airlines deals on Ontario to Fort Lauderdale flight tickets
United Airlines
Sep 6
ONT5:00 amOntario
7h 47m
1 stop
FLL3:47 pmFort Lauderdale
Sep 12
FLL4:23 pmFort Lauderdale
9h 36m
1 stop
ONT10:59 pmOntario
$523
United Airlines
Sep 6
ONT6:00 amOntario
7h 00m
1 stop
FLL4:00 pmFort Lauderdale
Sep 12
FLL11:15 amFort Lauderdale
12h 38m
2 stops
ONT8:53 pmOntario
$528
United Airlines
Sep 6
ONT6:00 amOntario
8h 59m
1 stop
FLL5:59 pmFort Lauderdale
Sep 16
FLL4:25 pmFort Lauderdale
9h 34m
1 stop
ONT10:59 pmOntario
$531

momondo Fare Finder

 
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 Ontario - FLL Fort Lauderdale

ONTFLL

Ontario

Thu 10/15

6:47 pm-11:49 am

1 stop14h 02m

Fort Lauderdale

Thu 10/22

1:00 pm-5:52 pm

1 stop7h 52m

$254

OntarioFort Lauderdale

ONT Ontario - FLL Fort Lauderdale

ONTFLL

Ontario

Mon 10/19

6:47 pm-11:49 am

1 stop14h 02m

Fort Lauderdale

Thu 10/22

1:00 pm-5:52 pm

1 stop7h 52m

$255

OntarioFort Lauderdale

ONT Ontario - FLL Fort Lauderdale

ONTFLL

Ontario

Sat 9/26

3:14 pm-5:26 pm

1 stop23h 12m

Fort Lauderdale

Fri 10/2

1:24 pm-5:48 pm

1 stop7h 24m

$370

OntarioFort Lauderdale

ONT Ontario - FLL Fort Lauderdale

ONTFLL

Ontario

Tue 1/12

6:00 am-11:23 pm

1 stop14h 23m

Fort Lauderdale

Wed 1/20

8:35 am-8:48 pm

1 stop15h 13m

$399

OntarioFort Lauderdale

ONT Ontario - FLL Fort Lauderdale

ONTFLL

Ontario

Sat 10/17

6:02 am-5:19 pm

1 stop32h 17m

Fort Lauderdale

Fri 10/23

12:44 pm-5:52 pm

1 stop8h 08m

$404

OntarioFort Lauderdale

ONT Ontario - FLL Fort Lauderdale

ONTFLL

Ontario

Wed 10/14

6:00 am-4:35 pm

1 stop7h 35m

Fort Lauderdale

Wed 10/21

2:13 pm-6:44 pm

1 stop7h 31m

$411

OntarioFort Lauderdale

ONT Ontario - FLL Fort Lauderdale

ONTFLL

Ontario

Wed 10/28

12:40 pm-10:00 pm

1 stop6h 20m

Fort Lauderdale

Thu 10/29

6:35 am-2:10 pm

1 stop10h 35m

$411

OntarioFort Lauderdale

ONT Ontario - FLL Fort Lauderdale

ONTFLL

Ontario

Tue 12/15

6:00 am-5:49 pm

1 stop8h 49m

Fort Lauderdale

Thu 1/7

5:45 pm-11:48 pm

1 stop9h 03m

$411

OntarioFort Lauderdale

ONT Ontario - FLL Fort Lauderdale

ONTFLL

Ontario

Mon 12/14

11:08 pm-9:30 am

1 stop7h 22m

Fort Lauderdale

Sat 1/9

6:35 am-11:27 am

1 stop7h 52m

$411
Quickest round-trip

OntarioFort Lauderdale

ONT Ontario - FLL Fort Lauderdale

ONTFLL

Ontario

Wed 10/28

10:55 am-9:40 pm

2 stops7h 45m

Fort Lauderdale

Thu 10/29

5:20 am-9:25 am

1 stop7h 05m

$416

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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?

Prices are currently low for flights on this route.

Typical prices usually range from $297 to $512.
The lowest price recently found on this route was $254.

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 $353, 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 April is also cheap. Prices for this month can be found on momondo for an average of $447.

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 $376. 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 Friday, with ticket prices averaging around $423.

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 $320. In contrast, the most expensive time of day to depart to Fort Lauderdale is in the evening when prices are around $428.

What is the cheapest Ontario to Fort Lauderdale flight route?

Fly from Ontario to Fort Lauderdale for the best Ontario - Fort Lauderdale flight prices

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 weeks ahead of your departure date. In general, you can expect to find flights to Fort Lauderdale for around $486 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 $391 on momondo.

What cabin class options are available on Ontario to Fort Lauderdale flights?

There is only 1 cabin class available to choose from on Ontario to Fort Lauderdale flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of August 2026, prices for Ontario to Fort Lauderdale flights are approximately 47% 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

Best Price Found

$128

Fastest flight time

6h 38m

Direct flights

None
The best one-way flight to Fort Lauderdale from Ontario in the past 72 hours is $128. The best round-trip flight deal from Ontario to Fort Lauderdale found on momondo in the last 72 hours is $254.
The fastest flight from Ontario to Fort Lauderdale takes 6h 38m
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 6h 38m, 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 $200Free CancellationRating
5.6
2,645 reviews
Search Frontier flights
DeltaPriceFrom $256Free CancellationRating
7.8
8,530 reviews
Search Delta flights
JetBluePriceFrom $266Free CancellationRating
7.1
3,038 reviews
Search JetBlue flights
United AirlinesPriceFrom $332Free CancellationRating
7.4
10,128 reviews
Search United Airlines flights
SouthwestPriceFrom $334Free CancellationRating
8.0
4,204 reviews
Search Southwest flights
American AirlinesPriceFrom $345Free CancellationRating
7.1
12,007 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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