HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$117+ Cheap flights from Kissimmee, FL to Ontario (ONT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/17. Fares are subject to change and may not be available on all flights or dates of travel.
MCO — ONT
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Kissimmee to Ontario with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Kissimmee to Ontario are usually found in July or May, booked 20 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

Cheap flight deals from Kissimmee to Ontario

Keep the following information in mind while searching for Kissimmee to Ontario flight deals. Data was last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$233
(Frontier)

One-way from

$117
(Cheapflightsfares)

Popular in

March

Cheapest in

July

Average price

$481
Provider with most accurate pricing for Orlando (ORL)-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Orlando (ORL)-Los Angeles flights.
Search Deals
From Kissimmee to Ontario
Search Deals
One-way flight from Kissimmee to Ontario
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from Kissimmee to Ontario

Cheapest flights from Kissimmee to Ontario
Explore the most affordable flight options available from Kissimmee to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Frontier deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/256:00 amMCO - ONT
1 stop8h 21mFrontier
Fri 4/252:06 pmONT - MCO
1 stop7h 24mFrontier
Deal found 3/27$233
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/225:25 pmMCO - ONT
1 stop8h 11mDelta
Tue 4/2910:15 pmONT - MCO
1 stop7h 19mDelta
Deal found 3/27$343
This Alaska Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/165:50 pmMCO - ONT
1 stop9h 09mAlaska Airlines
Sat 9/207:17 pmONT - MCO
1 stop9h 27mAlaska Airlines
Deal found 3/27$346
This American Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/26:30 amMCO - ONT
1 stop6h 31mAmerican Airlines
Wed 8/131:30 pmONT - MCO
2 stops7h 54mAmerican Airlines
Deal found 3/27$352
This Southwest deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/266:20 amMCO - ONT
1 stop6h 50mSouthwest
Sat 5/35:30 amONT - MCO
2 stops8h 40mSouthwest
Deal found 3/27$375
This United Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/39:15 amMCO - ONT
2 stops11h 24mUnited Airlines
Tue 6/105:10 amONT - MCO
2 stops9h 50mUnited Airlines
Deal found 3/27$377
This JetBlue deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/611:15 amMCO - ONT
1 stop12h 56mJetBlue
Fri 5/910:59 pmONT - MCO
1 stop11h 40mJetBlue
Deal found 3/27$473

Cheapflights Fare Finder

Customize your flight search to find flights from Kissimmee 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, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
Use the filters below to find and compare flights from Kissimmee to Ontario that are best for you.

Fly from

Kissimmee

Fly to

Ontario

Route

Depart

Return

Price

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Fri 4/25

6:00 am-11:21 am

1 stop8h 21m

Ontario

Fri 4/25

2:06 pm-12:30 am

1 stop7h 24m

$233

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Tue 4/22

5:30 am-10:57 am

1 stop8h 27m

Ontario

Mon 4/28

10:15 pm-9:45 am

1 stop8h 30m

$343

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Tue 9/16

5:50 pm-11:59 pm

1 stop9h 09m

Ontario

Sat 9/20

7:17 pm-7:44 am

1 stop9h 27m

$346

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Wed 6/4

2:00 pm-10:15 pm

2 stops11h 15m

Ontario

Wed 6/11

8:10 pm-6:10 am

1 stop7h 00m

$348

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Sat 8/2

6:30 am-10:01 am

1 stop6h 31m

Ontario

Wed 8/13

1:30 pm-12:24 am

2 stops7h 54m

$352

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Tue 6/3

9:15 am-5:39 pm

2 stops11h 24m

Ontario

Tue 6/10

5:10 am-6:00 pm

2 stops9h 50m

$377

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Tue 5/6

11:15 am-9:11 pm

1 stop12h 56m

Ontario

Fri 5/9

10:59 pm-1:39 pm

1 stop11h 40m

$473

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Thu 8/7

5:50 pm-11:59 pm

1 stop9h 09m

Ontario

Wed 8/13

12:59 am-2:35 pm

1 stop10h 36m

$489

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Thu 7/24

5:50 pm-11:59 pm

1 stop9h 09m

Ontario

Thu 7/31

7:30 am-7:12 pm

1 stop8h 42m

$497

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Thu 4/17

9:05 am-2:12 pm

1 stop8h 07m

$117

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 14 results
1
2

Best time to book a flight from Kissimmee to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Kissimmee with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Kissimmee to Ontario

How far ahead should I book a flight from Kissimmee to Ontario?

Use this chart to determine the optimal time to book a round-trip flight from Kissimmee to Ontario. Price data was last updated on March 21, 2025.

Booking 20 days in advance of your planned departure date is, on average, the best time to get cheap flights from Kissimmee to Ontario. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Kissimmee to Ontario?

Currently, August is the cheapest month in which you can book a flight from Kissimmee to Ontario (average of $246). Flying from Kissimmee to Ontario in March is currently the most expensive (average of $326). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from K1S to ONT?

Find hourly flight availability from Kissimmee to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kissimmee to Ontario as you normally would.

What is the cheapest day to fly from Kissimmee to Ontario?

Use this chart to determine the cheapest time to fly round-trip from Kissimmee to Ontario. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Kissimmee to Ontario flight should consider departing on Saturday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated March 28, 2025.
To help decide which airline to fly from Kissimmee to Ontario, see what other customers have to say about Southwest, Alaska Airlines and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,273 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Southwest
8.1
Very good
4,273 reviews
Southwest
8.1
Very good
4,273 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Alaska Airlines
8.0
Very good
9,798 reviews
Southwest
8.1
Very good
4,273 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Delta
8.0
Very good
7,896 reviews
Southwest
8.1
Very good
4,273 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Hawaiian Airlines
7.9
Good
2,336 reviews
Southwest
8.1
Very good
4,273 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
United Airlines
7.4
Good
8,603 reviews
Southwest
8.1
Very good
4,273 reviews

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Comfort

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

Find useful and relevant information for your journey from Kissimmee to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ontario from Kissimmee?

    If you book a flight to Ontario from Kissimmee, you will be flying to Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario. There are 0 flights from Kissimmee to Ontario per day from 6 different airlines.

  • What are the cheapest airlines to fly from Kissimmee to Ontario one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $117. American Airlines flights start at $171 while deals on Alaska Airlines start at $173 one-way.

  • Can I find deals for flights from Kissimmee to Ontario that include hotel bookings?

    Yes. In addition to deals on Kissimmee to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kissimmee to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kissimmee to Ontario.

  • Can I find deals for business class flights from Kissimmee to Ontario?

    Yes. Cheapflights offers flight deals from Kissimmee to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Kissimmee to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Kissimmee to Ontario (average of $246). Flying from Kissimmee to Ontario in March is currently the most expensive (average of $326). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Kissimmee to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Miami to Los Angeles flights
Fort Lauderdale to Las Vegas flights
Tampa to Las Vegas flights
Orlando to Los Angeles flights
Orlando to Las Vegas flights
Fort Lauderdale to Los Angeles flights
Tampa to Los Angeles flights
Miami to Las Vegas flights
Orlando to San Francisco flights
Tampa to San Francisco flights
Fort Lauderdale to Burbank flights
Orlando to San Diego flights
Miami to San Francisco flights
Miami to Ontario flights
Orlando to Ontario flights
Fort Lauderdale to San Francisco flights
West Palm Beach to Las Vegas flights
Jacksonville to Las Vegas flights
West Palm Beach to Los Angeles flights
Tampa to San Diego flights
Orlando to Santa Ana flights
Orlando to Burbank flights
Fort Lauderdale to Santa Ana flights
Fort Myers to Las Vegas flights
Fort Lauderdale to Ontario flights
Fort Lauderdale to San Diego flights
Miami to San Diego flights
Jacksonville to Los Angeles flights
Miami to Santa Ana flights
Tampa to Ontario flights
Pensacola to Las Vegas flights
Sarasota to Las Vegas flights
Tampa to Burbank flights
Miami to Burbank flights
Orlando to Sacramento flights
Tampa to Santa Ana flights
Jacksonville to San Francisco flights
Orlando to San Jose flights
Orlando to Oakland flights
Jacksonville to San Diego flights
Jacksonville to Sacramento flights
Orlando to Reno flights
Orlando Sanford Intl to Las Vegas flights
Fort Myers to Los Angeles flights
Fort Lauderdale to Oakland flights
Panama City to Las Vegas flights
Tallahassee to Las Vegas flights
West Palm Beach to San Diego flights
Tampa to Reno flights
West Palm Beach to Ontario flights

Top 6 airlines flying from Kissimmee to Ontario

Discover the top 6 airlines that operate flights from Kissimmee to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$150Average$223FlexibilityNo cancel feeOn-time62%
DeltaCheapest$177Average$457FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$196Average$280FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$277Average$427FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$288Average$453FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$308Average$405FlexibilityNo cancel feeOn-time63%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.