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$117+ Cheap flights from Orlando (ORL) 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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
ORL — ONT
Aug 7 — Aug 141
Thu 8/7
Thu 8/14
1 adult, Economy
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Cheap flight deals from Orlando to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Orlando (ORL) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 2, 2025.

Round-trip from

$257
(Flightnetwork)

One-way from

$117
(Trip.com)

Popular in

July

Cheapest in

April

Average price

$273
From Orlando (ORL) to Ontario
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One-way flight from Orlando (ORL) to Ontario
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Highest demand for flights based on searches. 10% potential increase in price ($36 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Orlando to Ontario

Cheapest flights from Orlando to Ontario
Explore the most affordable flight options available from Orlando to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 2, 2025.

This Mytrip deal was found by Cheapflights users on 7/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/97:54 amMCO - ONT
1 stop16h 58mFrontier
Tue 8/1212:59 amONT - MCO
1 stop26h 05mFrontier
Deal found 7/30$257
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Thu 8/285:35 pmMCO - ONT
1 stop9h 33mAmerican Airlines
Wed 9/310:53 amONT - MCO
1 stop6h 29mAmerican Airlines
Deal found 7/31$325
This Delta deal was found by Cheapflights users on 7/31. 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.
Mon 9/157:20 amMCO - ONT
1 stop7h 57mDelta
Wed 10/221:15 pmONT - MCO
1 stop7h 44mDelta
Deal found 7/31$351
This Southwest deal was found by Cheapflights users on 7/31. 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.
Thu 9/186:05 amMCO - ONT
2 stops9h 35mSouthwest
Sun 9/217:15 amONT - MCO
2 stops8h 30mSouthwest
Deal found 7/31$362

Cheapflights Fare Finder

 
Customize your flight search to find flights from Orlando 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 August 2, 2025.
Use the filters below to find and compare flights from Orlando to Ontario that are best for you.

Fly from

Orlando

Fly to

Ontario

Route

Depart

Return

Price

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Sat 8/9

7:54 am-9:52 pm

1 stop16h 58m

Ontario

Tue 8/12

12:59 am-6:04 am

1 stop26h 05m

$257

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Mon 9/15

1:40 pm-9:29 pm

1 stop10h 49m

Ontario

Tue 10/21

10:56 pm-2:55 pm

1 stop12h 59m

$311

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Thu 8/28

5:35 pm-12:08 am

1 stop9h 33m

Ontario

Wed 9/3

10:53 am-8:22 pm

1 stop6h 29m

$325

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Mon 9/15

7:20 am-12:17 pm

1 stop7h 57m

Ontario

Wed 10/22

1:15 pm-11:59 pm

1 stop7h 44m

$351

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Thu 9/18

6:05 am-12:40 pm

2 stops9h 35m

Ontario

Sun 9/21

7:15 am-6:45 pm

2 stops8h 30m

$362

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Wed 9/3

6:40 am-4:18 pm

2 stops12h 38m

$117

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Tue 9/9

1:33 pm-9:56 pm

1 stop11h 23m

$118

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Sat 10/18

1:20 pm-9:29 pm

1 stop11h 09m

$156

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Tue 9/2

6:30 am-9:58 am

1 stop6h 28m

$161

OrlandoOntario

MCO - ONT

MCOONT

Orlando

Thu 10/30

5:40 pm-11:56 pm

1 stop9h 16m

$162

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 13 results
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Best time to book a flight from Orlando to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Orlando 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 Orlando to Ontario

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

Currently, August is the cheapest month in which you can book a flight from Orlando to Ontario (average of $246). Flying from Orlando to Ontario in March is currently the most expensive (average of $328). 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 ORL to ONT?

Find hourly flight availability from Orlando 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 August 2, 2025.

It’s optimal to fly from Orlando to Ontario in the evening. By choosing this option you can save up to 43% on the cost of your flight, compared to a flight at noon.

How much does it cost to fly round-trip from Orlando to Ontario?

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 August 2, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from Orlando to Ontario to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,983 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,904 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Orlando 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 Orlando?

    Located just 3.1 mi from the city center, Ontario is the airport most travelers will use when flying to Ontario from Orlando. Booking flights from Orlando to Ontario (ONT) should be relatively easy as there are 0 daily inbound flights from Orlando from 4 different airlines.

  • What are the cheapest airlines flying from Orlando to Ontario round-trip?

    Currently priced at $257, Frontier will fly you from Orlando to Ontario and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from JetBlue and Alaska Airlines - these airlines can fly you to your destination from $311 and $324, respectively. Frontier is currently priced 20% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Orlando 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 $118. JetBlue flights start at $156 while deals on American Airlines start at $161 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Orlando 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 Orlando to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Orlando to Ontario (average of $246). Flying from Orlando to Ontario in March is currently the most expensive (average of $328). 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

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Alternative routes for Orlando to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Orlando to Ontario

Discover the top 4 airlines that operate flights from Orlando 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 August 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$148Average$248FlexibilityNo cancel feeOn-time62%
DeltaCheapest$177Average$516FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$296Average$416FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$317Average$416FlexibilityNo cancel feeOn-time63%

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