$100 Cheap American Airlines flights Ontario (ONT) to South Bend (SBN)

Use the “Price (lowest to highest)” filter on Expedia to search for cheap American Airlines round-trip flights from $247 from ONT to SBN. Affordable one-way tickets from $100 are available as well.**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.

January is one of the most affordable months to fly to South Bend with American Airlines. You could also find fantastic deals on one-way and round-trip fares in December.

Start searching one to three months ahead of your departure date to find cheaper fares on American Airlines flights from Los Angeles - Ontario Intl. Airport (ONT) to South Bend Intl. Airport (SBN). 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.* Get your timing spot on, and you can enjoy significant savings on domestic trips.*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.

To see if there’s a direct route from ONT to SBN with American Airlines or any other airlines, select the “Nonstop” filter when searching for tickets.

Browse American Airlines’s earliest flights from ONT to SBN by checking the “Morning” and “Early Morning” filters. Not only will you arrive sooner, early departures also experience 20% fewer cancellations.**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 Los Angeles - Ontario Intl. Airport (ONT) to South Bend land at South Bend Intl. Airport (SBN). This is the main entry point to this destination.

Changes are often free within 24 hours of making your booking, but your airline may add a charge after that. For further details about altering your flights, check out your “Trips,” select your flight and click on “Manage Booking.” If you want the freedom to update your itinerary without additional charges, apply the “No cancel fee” or “Changes included” filter when organizing your next escape.