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Cheap flights from Fort Myers to Ontario from $119

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Fort Myers to Ontario departing on 4/2. 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 Fort Myers to Ontario

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
5:24 pm - 11:56 pm
RSW
-
ONT
9h 32m
1 stop
Frontier Logo
12:59 am - 4:29 pm
ONT
-
RSW
12h 30m
1 stop
$219Frontier
Thu, Apr 2 - Thu, May 7
Frontier Logo
6:34 pm - 11:55 pm
RSW
-
ONT
8h 21m
1 stop
Frontier Logo
12:59 am - 4:29 pm
ONT
-
RSW
12h 30m
1 stop
$221Frontier
Sat, Apr 18 - Sun, Apr 19
Frontier Logo
5:24 pm - 11:56 pm
RSW
-
ONT
9h 32m
1 stop
Frontier Logo
5:33 pm - 4:29 pm
ONT
-
RSW
19h 56m
1 stop
$230Frontier
Thu, Apr 2 - Thu, May 7
Frontier Logo
5:24 pm - 11:56 pm
RSW
-
ONT
9h 32m
1 stop
Frontier Logo
12:59 am - 4:29 pm
ONT
-
RSW
12h 30m
1 stop
$245Frontier
Thu, Apr 9 - Thu, May 7
Frontier Logo
5:24 pm - 11:56 pm
RSW
-
ONT
9h 32m
1 stop
Frontier Logo
6:20 am - 4:29 pm
ONT
-
RSW
7h 09m
1 stop
$264Frontier
Thu, Apr 2 - Thu, Apr 9
Frontier Logo
5:24 pm - 11:56 pm
RSW
-
ONT
9h 32m
1 stop
Frontier Logo
12:59 am - 5:14 pm
ONT
-
RSW
13h 15m
1 stop
$265Frontier
Fri, Apr 10 - Fri, May 8
Frontier Logo
5:28 pm - 11:55 pm
RSW
-
ONT
9h 27m
1 stop
Frontier Logo
12:59 am - 4:29 pm
ONT
-
RSW
12h 30m
1 stop
$266Frontier
Fri, Apr 17 - Sun, May 10
Frontier Logo
5:24 pm - 11:56 pm
RSW
-
ONT
9h 32m
1 stop
Frontier Logo
12:59 am - 4:29 pm
ONT
-
RSW
12h 30m
1 stop
$286Frontier
Mon, Apr 13 - Sun, May 10
Frontier Logo
5:28 pm - 11:59 pm
RSW
-
ONT
9h 31m
1 stop
Frontier Logo
6:20 am - 4:29 pm
ONT
-
RSW
7h 09m
1 stop
$300Frontier
Mon, Mar 23 - Sun, Apr 5
Frontier Logo
5:24 pm - 11:56 pm
RSW
-
ONT
9h 32m
1 stop
Frontier Logo
6:20 am - 4:29 pm
ONT
-
RSW
7h 09m
1 stop
$310Frontier
Fri, Apr 10 - Mon, Apr 13

American Airlines flights from Fort Myers to Ontario

Our best American Airlines deals on Fort Myers to Ontario flight tickets
American Airlines
Mar 31
RSW11:35 amFort Myers SW Florida Intl
10h 07m
1 stop
ONT6:42 pmOntario
Apr 7
ONT11:59 pmOntario
12h 33m
2 stops
RSW3:32 pmFort Myers SW Florida Intl
$384
American Airlines
Mar 26
RSW7:00 amFort Myers SW Florida Intl
9h 48m
1 stop
ONT1:48 pmOntario
Apr 7
ONT7:30 amOntario
9h 33m
1 stop
RSW8:03 pmFort Myers SW Florida Intl
$389
American Airlines
Mar 31
RSW11:35 amFort Myers SW Florida Intl
10h 34m
2 stops
ONT7:09 pmOntario
Apr 7
ONT11:59 pmOntario
12h 33m
2 stops
RSW3:32 pmFort Myers SW Florida Intl
$419

Frontier flights from Fort Myers to Ontario

Our best Frontier deals on Fort Myers to Ontario flight tickets
Frontier
Apr 2
RSW5:24 pmFort Myers SW Florida Intl
9h 32m
1 stop
ONT11:56 pmOntario
May 7
ONT12:59 amOntario
12h 30m
1 stop
RSW4:29 pmFort Myers SW Florida Intl
$219
Frontier
Apr 18
RSW6:34 pmFort Myers SW Florida Intl
8h 21m
1 stop
ONT11:55 pmOntario
Apr 19
ONT12:59 amOntario
12h 30m
1 stop
RSW4:29 pmFort Myers SW Florida Intl
$221
Frontier
Apr 2
RSW5:24 pmFort Myers SW Florida Intl
9h 32m
1 stop
ONT11:56 pmOntario
May 7
ONT5:33 pmOntario
19h 56m
1 stop
RSW4:29 pmFort Myers SW Florida Intl
$230

momondo Fare Finder

 
Customize your flight search to find flights from Fort Myers to Ontario 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 8, 2026.
Use the filters below to find and compare flights from Fort Myers to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Fort MyersOntario

RSW - ONT

RSWONT

Fort Myers SW Florida Intl

Thu 4/2

5:24 pm-11:56 pm

1 stop9h 32m

Ontario

Thu 5/7

12:59 am-4:29 pm

1 stop12h 30m

$219

Fort MyersOntario

RSW - ONT

RSWONT

Fort Myers SW Florida Intl

Sat 4/18

6:34 pm-11:55 pm

1 stop8h 21m

Ontario

Sun 4/19

12:59 am-4:29 pm

1 stop12h 30m

$221

Fort MyersOntario

RSW - ONT

RSWONT

Fort Myers SW Florida Intl

Thu 4/2

5:24 pm-11:56 pm

1 stop9h 32m

Ontario

Thu 5/7

5:33 pm-4:29 pm

1 stop19h 56m

$230

Fort MyersOntario

RSW - ONT

RSWONT

Fort Myers SW Florida Intl

Thu 4/9

5:24 pm-11:56 pm

1 stop9h 32m

Ontario

Thu 5/7

12:59 am-4:29 pm

1 stop12h 30m

$245

Fort MyersOntario

RSW - ONT

RSWONT

Fort Myers SW Florida Intl

Thu 4/2

5:24 pm-11:56 pm

1 stop9h 32m

Ontario

Thu 4/9

6:20 am-4:29 pm

1 stop7h 09m

$264

Fort MyersOntario

RSW - ONT

RSWONT

Fort Myers SW Florida Intl

Fri 4/10

5:24 pm-11:56 pm

1 stop9h 32m

Ontario

Fri 5/8

12:59 am-5:14 pm

1 stop13h 15m

$265

Fort MyersOntario

RSW - ONT

RSWONT

Fort Myers SW Florida Intl

Fri 4/17

5:28 pm-11:55 pm

1 stop9h 27m

Ontario

Sun 5/10

12:59 am-4:29 pm

1 stop12h 30m

$266

Fort MyersOntario

RSW - ONT

RSWONT

Fort Myers SW Florida Intl

Mon 4/13

5:24 pm-11:56 pm

1 stop9h 32m

Ontario

Sun 5/10

12:59 am-4:29 pm

1 stop12h 30m

$286
Quickest round-trip

Fort MyersOntario

RSW - ONT

RSWONT

Fort Myers SW Florida Intl

Mon 3/23

5:28 pm-11:59 pm

1 stop9h 31m

Ontario

Sun 4/5

6:20 am-4:29 pm

1 stop7h 09m

$300

Fort MyersOntario

RSW - ONT

RSWONT

Fort Myers SW Florida Intl

Fri 4/10

5:24 pm-11:56 pm

1 stop9h 32m

Ontario

Mon 4/13

6:20 am-4:29 pm

1 stop7h 09m

$310

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Ontario from

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

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 Ontario?

In general, August is the cheapest month to fly from Fort Myers to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $306. If you aren’t able to travel during the month of August, then book flights to Ontario from Fort Myers during September instead. Flights to Ontario in September, while not as cheap as those in August, still average around $343.

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

As of March 2026, prices for Fort Myers to Ontario flights are approximately 108% more expensive when compared to flights at the same time last year.

When to book flights from Fort Myers to Ontario

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

Cheap Fort Myers to Ontario (RSW to ONT) flight deals and tips

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

Fastest flight time

7h 55m

Direct flights

None
The fastest flight from Fort Myers to Ontario takes 7h 55m
There are no direct flights from Fort Myers to Ontario. There are no popular flight routes from Fort Myers to Ontario.
Search flight deals

  • How far is Fort Myers SW Florida Intl to Ontario by plane?

    Fort Myers SW Florida Intl and Ontario are 2180.6 mi apart from one another. By plane, this route typically takes 7h 55m.

  • When did momondo last update prices for flights from Fort Myers SW Florida Intl Airport to Ontario Airport?

    Prices for flights from Fort Myers SW Florida Intl Airport to Ontario Airport are updated daily.

  • How many operators does momondo search for flights from Fort Myers SW Florida Intl Airport to Ontario Airport?

  • How old do you have to be to fly from Fort Myers SW Florida Intl Airport to Ontario 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 Fort Myers SW Florida Intl Airport to Ontario Airport.

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

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

Best airlines flying from Fort Myers to Ontario

Compare and see reviews for airlines that fly from Fort Myers to Ontario with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $183Free CancellationRating
7.9
8,269 reviews
Search Delta flights
United AirlinesPriceFrom $332Free CancellationRating
7.4
9,405 reviews
Search United Airlines flights
American AirlinesPriceFrom $336Free CancellationRating
7.1
11,397 reviews
Search American Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from Fort Myers.

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

Yes. momondo enables you to select and highlight flights to Ontario from Fort Myers with this policy.

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

Once all potential Fort Myers to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Fort Myers to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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