American Airlines offers flights to Ontario (ONT), with nonstop and connecting options available depending on the route and travel dates. Schedules and fares vary throughout the year.
*Fares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Some fares listed may include one or more connections that are Basic Economy, which class is subject to additional terms and conditions. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Additional baggage fees and charges for optional products and services may apply.
Planning a trip to Ontario, California? Located in Southern California's Inland Empire, Ontario offers convenient access to business centers, outdoor recreation and nearby regional attractions. Whether visiting for work or leisure, the city works well for both short trips and longer stays.
Compare fares and schedules and choose the option that fits your trip to Ontario (ONT). Prices and availability may change based on travel dates and demand.
From | To | Fare type | Travel dates | Price | Booking |
|---|---|---|---|---|---|
| Dallas (DFW) | Ontario (ONT) | Round trip I Economy | 12/02/26 - 12/09/26 | from $357Fare subject to changes Updated: 10 hours ago | |
| Dallas (DFW) | Ontario (ONT) | Round trip I Economy | 12/03/26 - 12/10/26 | from $357Fare subject to changes Updated: 10 hours ago | |
| Phoenix (PHX) | Ontario (ONT) | Round trip I Economy | 12/05/26 - 12/12/26 | from $117Fare subject to changes Updated: 7 hours ago | |
| Phoenix (PHX) | Ontario (ONT) | Round trip I Economy | 12/10/26 - 12/17/26 | from $117Fare subject to changes Updated: 7 hours ago | |
| Charlotte (CLT) | Ontario (ONT) | Round trip I Economy | 10/31/26 - 11/07/26 | from $373Fare subject to changes Updated: 6 hours ago | |
| Charlotte (CLT) | Ontario (ONT) | Round trip I Economy | 11/02/26 - 11/09/26 | from $373Fare subject to changes Updated: 6 hours ago |
*Fares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Some fares listed may include one or more connections that are Basic Economy, which class is subject to additional terms and conditions. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Additional baggage fees and charges for optional products and services may apply.
Saving on flights
Finding lower fares often depends on timing, flexibility and travel demand. These tips can make it easier to compare options and identify flights that fit your plans.
Booking 1 to 3 months ahead can help you find lower fares on flights Ontario.
Midweek flights, such as Tuesdays or Wednesdays, can sometimes offer lower fares.
Off-peak seasons tend to be more affordable. If travel demand is higher during holidays or major events, consider less busy times for lower fares.
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Airport information
American flies to Ontario International Airport (ONT), located about 4 miles east of downtown Ontario and 35 miles east of downtown Los Angeles. The airport offers convenient access to the Inland Empire and surrounding areas.
Getting from the airport
Several ground transportation options are available between ONT and downtown Ontario or Los Angeles.
For more transportation details, visit Ontario International Airport’s official website.
Omnitrans bus service and Metrolink trains connect ONT with Ontario, Los Angeles, and other regional destinations.
Many hotels offer shuttle service to and from ONT.
Taxis and app-based rideshare services are available at designated pickup areas.
On-site rental car facilities offer options for travelers who prefer to drive.
Travel resources
Find tools and information for each step of your trip, from check-in to arrival. Download the American Airlines app to manage your flight, review details and stay informed throughout your journey.
Why American Airlines
American Airlines connects you to destinations around the world through its global network and airline partners. You can plan trips across regions and earn AAdvantage® miles and Loyalty Points on eligible travel.
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Travel farther with oneworld® airline partners, with access to more destinations, seamless connections and shared travel benefits.
Earn miles and Loyalty Points with the AAdvantage® program on eligible flights, with access to award travel, upgrades and status benefits. AAdvantage® membership is free to join.
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Quick answers
You can often find lower fares by booking in advance and traveling during off-peak times. Midweek flights and flexible dates may help you find better prices.
Nonstop flights may be available depending on your departure city. Use aa.com or the American Airlines app to check schedules and find the most convenient options.
The best time to visit depends on the weather, local events and your travel preferences. Planning ahead can help you find flights that fit your schedule.
Use flexible travel dates, book early and check for fare deals on aa.com or in the American Airlines app to find options that fit your budget.
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