$199 Cheap American Airlines flights Charlotte (CLT) to Ontario (ONT)

Finding cheap one-way American Airlines flights from CLT to ONT from $199 on Expedia is a cinch — just filter by “Price (lowest to highest).” Alternatively, check out our budget-friendly return fares from $330 for your next adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

American Airlines flights to Ontario are typically cheaper in the off-peak months of January and April. Whether you’re after a one-way or a return ticket, you could land a better deal then.

Start searching one to three months ahead of your departure date to score cheaper fares on American Airlines flights from Charlotte-Douglas Intl. Airport (CLT) to Los Angeles - Ontario Intl. Airport (ONT). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Time it well, and you can enjoy significant savings on domestic flights.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Fill in your dates, press search and select the “Nonstop” filter on Expedia to find any direct flights from CLT to ONT with American Airlines or other carriers.

Search American Airlines’s earliest flights from CLT to ONT by checking the “Morning” and “Early Morning” filters. Not only will you get to your destination sooner, early departures are also 20% less likely to be canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

American Airlines flights from Charlotte-Douglas Intl. Airport (CLT) to Ontario land at Los Angeles - Ontario Intl. Airport (ONT). This is the main gateway to this city.

It’s usually possible to modify or cancel your flight, although additional fees may apply if you booked over 24 hours ago. Want to keep your options open? Apply the “No cancel fee” or “Changes included” filter to find flights that won’t charge you extra if you need to revise your plans. To update your itinerary, head to “Trips,” select your flight and click on “Manage Booking” for more details.