$153 Cheap Flights from Charlotte (CLT) to Ontario (ONT)

View $153 flight on Sun, Aug 17, 2025Opens in a new window

Popular airlines from Charlotte-Douglas Intl. Airport (CLT) to Los Angeles - Ontario Intl. Airport (ONT)

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Cheap Flights from Charlotte to Ontario (CLT-ONT)

Prices were available within the past 7 days and start at $153 for one-way flights and $234 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Wed, Aug 27 - Wed, Sep 17
CLT
Charlotte
ONT
Ontario
$234 Roundtrip, found 6 days ago
$234
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Wed, Aug 27 from Charlotte to Ontario, returning Wed, Sep 17, priced at $234 found 6 days ago
American Airlines
Wed, Sep 17 - Tue, Sep 23
CLT
Charlotte
ONT
Ontario
$240 Roundtrip, found 3 days ago
$240
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Sep 17 from Charlotte to Ontario, returning Tue, Sep 23, priced at $240 found 3 days ago
Southwest Airlines
Wed, Aug 27 - Wed, Sep 17
CLT
Charlotte
ONT
Ontario
$244 Roundtrip, found 6 days ago
$244
Roundtrip
found 6 days ago
Select Southwest Airlines flight, departing Wed, Aug 27 from Charlotte to Ontario, returning Wed, Sep 17, priced at $244 found 6 days ago
Southwest Airlines
Tue, Aug 26 - Wed, Aug 27
CLT
Charlotte
ONT
Ontario
$247 Roundtrip, found 3 days ago
$247
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Tue, Aug 26 from Charlotte to Ontario, returning Wed, Aug 27, priced at $247 found 3 days ago
Southwest Airlines
Fri, Oct 3 - Mon, Oct 6
CLT
Charlotte
ONT
Ontario
$251 Roundtrip, found 4 days ago
$251
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Fri, Oct 3 from Charlotte to Ontario, returning Mon, Oct 6, priced at $251 found 4 days ago
American Airlines
Wed, Aug 6 - Tue, Aug 12
CLT
Charlotte
ONT
Ontario
$256 Roundtrip, found 4 days ago
$256
Roundtrip
found 4 days ago
Select American Airlines flight, departing Wed, Aug 6 from Charlotte to Ontario, returning Tue, Aug 12, priced at $256 found 4 days ago
American Airlines
Fri, Aug 15 - Tue, Aug 19
CLT
Charlotte
ONT
Ontario
$261 Roundtrip, found 5 days ago
$261
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Aug 15 from Charlotte to Ontario, returning Tue, Aug 19, priced at $261 found 5 days ago
Frontier Airlines
Mon, Aug 18 - Fri, Aug 22
CLT
Charlotte
ONT
Ontario
$277 Roundtrip, found 4 hours ago
$277
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Mon, Aug 18 from Charlotte to Ontario, returning Fri, Aug 22, priced at $277 found 4 hours ago
United
Tue, Aug 26 - Wed, Aug 27
CLT
Charlotte
ONT
Ontario
$405 Roundtrip, found 3 days ago
$405
Roundtrip
found 3 days ago
Select United flight, departing Tue, Aug 26 from Charlotte to Ontario, returning Wed, Aug 27, priced at $405 found 3 days ago
Delta
Thu, Oct 2 - Mon, Oct 6
CLT
Charlotte
ONT
Ontario
$425 Roundtrip, just found
$425
Roundtrip
just found
Select Delta flight, departing Thu, Oct 2 from Charlotte to Ontario, returning Mon, Oct 6, priced at $425 just found

Find the cheapest month to fly from Charlotte (CLT) to Ontario (ONT)

October is typically the cheapest month to fly

From $138 - $400 per traveler.

Graph displaying average flight prices per month

Alternative airports near Ontario

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to John Wayne SNA. Cheapest option available. Average driving time to city center is 42 minutes. Flights from $227
SNA
John Wayne
Cheapest
Average driving time to city center42 min
Flights from $227
Flights from Charlotte (CLT) to Ontario (ONT)
Origin airport
Charlotte-Douglas Intl.
Destination airport
Los Angeles - Ontario Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, Southwest Airlines, United
Roundtrip price
$233
Distance
2072 mi
Average flight time
3 hours 9 mins

Charlotte to Ontario Flights

The cheapest times to fly from Charlotte to Ontario

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Charlotte to Ontario are during the month of August. You can find some of the cheapest flights from Charlotte to Ontario with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Charlotte to Ontario

Sunday is one of the best days to book for cheap flights from Charlotte to Ontario: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Charlotte to Ontario

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Charlotte to Ontario in 2025. You can also book with separate airlines for your outbound and return journeys, from $153 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Charlotte to Ontario flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Charlotte to Ontario airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Charlotte-Douglas Intl. Airport (CLT) to Los Angeles - Ontario Intl. Airport (ONT) cost?
Book cheap return flights starting at $395 from Charlotte-Douglas Intl. Airport (CLT) to Los Angeles - Ontario Intl. Airport (ONT). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a American Airlines flight leaving CLT on August 8 2025 and touching down at ONT. The price was last updated on July 13 2025 and has not changed since.
What is the cheapest month to fly from CLT to ONT?
The cheapest flights from CLT to ONT are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from CLT to ONT?
With prices starting from $198 for a one-way journey from CLT to ONT, American Airlines is currently the cheapest airline on this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from CLT on October 4 2025. Prices were last updated on July 13 2025 and have not changed since.
How many flights per day from Charlotte-Douglas Intl. Airport (CLT) to Los Angeles - Ontario Intl. Airport (ONT)?
There aren't any daily direct flights from Charlotte-Douglas Intl. Airport (CLT) to Los Angeles - Ontario Intl. Airport (ONT). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from CLT to ONT?
Typically you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* However, this can vary based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Charlotte-Douglas Intl. Airport (CLT) to Los Angeles - Ontario Intl. Airport (ONT)?
Opt for a flight from Charlotte-Douglas Intl. Airport (CLT) to Los Angeles - Ontario Intl. Airport (ONT) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Ontario from Charlotte-Douglas Intl. Airport (CLT)?
You'll touch down at Los Angeles Intl. Airport (LAX) or John Wayne Airport (SNA) when traveling to Ontario on a direct flight from Charlotte-Douglas Intl. Airport (CLT).
Is it cheaper to buy a plane ticket from Charlotte-Douglas Intl. Airport (CLT) to Los Angeles - Ontario Intl. Airport (ONT) last-minute?
Booking your plane ticket from CLT to ONT just before your journey is typically more expensive. But if you're flexible with your departure times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book a CLT to ONT flight and hotel package?
Booking a CLT to ONT flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Choose from our extensive range of hotels and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Charlotte-Douglas Intl. Airport (CLT) to Los Angeles - Ontario Intl. Airport (ONT)?
If you reserved your CLT to ONT flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

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