$143 Cheap American Airlines flights Nashville (BNA) to Ontario (ONT)

View $143 flight on Mon, Jan 5, 2026Opens in a new window
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$143 Cheap American Airlines flights Nashville (BNA) to Ontario (ONT)

Prices were available within the past 7 days and start at $143 for one-way flights and $222 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Feb 26 - Sun, Mar 1
BNA
Nashville
ONT
Ontario
$222 Roundtrip, found 1 hour ago
$222
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Thu, Feb 26 from Nashville to Ontario, returning Sun, Mar 1, priced at $222 found 1 hour ago
American Airlines
Wed, Apr 22 - Sat, Apr 25
BNA
Nashville
ONT
Ontario
$269 Roundtrip, just found
$269
Roundtrip
just found
Select American Airlines flight, departing Wed, Apr 22 from Nashville to Ontario, returning Sat, Apr 25, priced at $269 just found
Flights from Nashville (BNA) to Ontario (ONT)
Origin airport
Nashville Intl.
Destination airport
Los Angeles - Ontario Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, JetBlue Airways, Southwest Airlines, United
Popular airline
American Airlines
Distance
1746 mi
Average flight time
4 hours 18 mins

Frequently asked questions

How much is an American Airlines flight from Nashville Intl. Airport (BNA) to Los Angeles - Ontario Intl. Airport (ONT)?
Grab budget-friendly return American Airlines flights from $222 from BNA to ONT by sorting your results from "Price (lowest to highest)" on Expedia. Or search for bargains from $143 for a one-way trip.**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.
What is the cheapest month to fly from BNA to ONT with American Airlines?
American Airlines flights to Ontario are typically cheaper in the quieter months of January and April. Whether you're after a round-trip or one-way ticket, you could find a better deal then.
What is the cheapest time to book flights from Nashville Intl. Airport (BNA) to Los Angeles - Ontario Intl. Airport (ONT) with American Airlines?
To find cheap American Airlines fares from Nashville Intl. Airport (BNA) to Los Angeles - Ontario Intl. Airport (ONT), start searching one to three months before your planned departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect the cost. Sunday is typically the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your trip on a Sunday.**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.
Does American Airlines fly nonstop from Nashville Intl. Airport (BNA) to Los Angeles - Ontario Intl. Airport (ONT)?
To figure out if there's a direct route from BNA to ONT with American Airlines or other carriers, check the "Nonstop" filter when searching for flights.
What is the earliest American Airlines flight from BNA to ONT?
To find the earliest departure from BNA to ONT with American Airlines, sort your results by "Morning" and "Early Morning." Choosing an early flight generally means cancellations are less likely.**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.
What airports does American Airlines fly into in Ontario?
American Airlines flights from Nashville Intl. Airport (BNA) to Ontario touch down at Los Angeles - Ontario Intl. Airport (ONT). This is the main entry point here.
Can I change or cancel my American Airlines flight from Nashville Intl. Airport (BNA) to Los Angeles - Ontario Intl. Airport (ONT)?
It's usually possible to cancel or reschedule your flight, although there may be additional fees if you booked more than 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 extra if you have to alter your plans. To make changes, go to "Trips," select your flight and click on "Manage Booking" for further information.

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