Cheap American Airlines flights from Ontario to San Diego (ONT→SAN)

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Frequently asked questions

How much is an American Airlines flight from Los Angeles - Ontario Intl. Airport (ONT) to San Diego Intl. Airport (SAN)?
You'll discover budget-friendly return American Airlines flights from ONT to SAN by filtering your results from "Price (lowest to highest)" on Expedia. Or search for options 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 ONT to SAN with American Airlines?
Search for one-way or round-trip flights to San Diego in January or November. You could find an affordable fare with American Airlines during these off-season months.
Does American Airlines fly nonstop from Los Angeles - Ontario Intl. Airport (ONT) to San Diego Intl. Airport (SAN)?
To find out if there's a direct journey from ONT to SAN with American Airlines or any other carriers, use our "Nonstop" filter when looking for tickets.
What airports does American Airlines fly into in San Diego?
American Airlines flights from Los Angeles - Ontario Intl. Airport (ONT) to San Diego come in to San Diego Intl. Airport (SAN). This is the main entry point here.
Can I change or cancel my American Airlines flight from Los Angeles - Ontario Intl. Airport (ONT) to San Diego Intl. Airport (SAN)?
Changes are typically free within 24 hours of booking, but your airline may charge a fee after that time. For further information about modifying your flights, check out your "Trips," select your flight and click on "Manage Booking." If you'd like the freedom to change your plans without being charged, check the "Changes included" and "No cancel fee" filters when planning your next adventure.

Travel information

Travel information

Origin airport
Los Angeles - Ontario Intl.
Destination airport
San Diego Intl.
Distance
151 km

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