$135 Cheap American Airlines flights Chicago (ORD) to San Antonio (SAT)

Scoring cheap one-way American Airlines flights from ORD to SAT from $135 on Expedia couldn’t be simpler — just filter by “Price (lowest to highest).” Alternatively, check out our budget-friendly return fares from $245 for your next exciting vacation.**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.

Browse for return or one-way flights to San Antonio in January or September. You could find a cheap fare with American Airlines during these off-peak travel months.

Begin your search one to three months ahead of your departure date to score cheap fares on American Airlines flights from O’Hare Intl. Airport (ORD) to San Antonio Intl. Airport (SAT). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also cut 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.

Hop on one of American Airlines’s 11 direct weekly flights from O’Hare Intl. Airport (ORD) to San Antonio Intl. Airport (SAT). To view available options, enter your destination, origin and dates and hit search. Next, apply the “Nonstop” and “Airline” filters.

On average, it takes 3h 6m to travel nonstop from O’Hare Intl. Airport (ORD) to San Antonio Intl. Airport (SAT) with American Airlines.

Wednesday has the most American Airlines flights from O’Hare Intl. Airport (ORD) to San Antonio Intl. Airport (SAT). With 2 daily departures, this is the best day of the week to book something that will fit your plans.

The first flight from ORD to SAT with American Airlines departs at 9:55AM UTC-6. You’ll touch down at 1:01PM UTC-6. The final American Airlines flight of the day takes off at 8:45PM UTC-6 and arrives at 11:51PM UTC-6. With approximately 20% fewer cancellations for early and mid-morning flights, jetting out early is usually the best option.**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.

Hop on an American Airlines flight from O’Hare Intl. Airport (ORD) to San Antonio, and you’ll most likely touch down at San Antonio Intl. Airport (SAT). This is the airline’s primary hub here.

For the O’Hare Intl. Airport (ORD) to San Antonio Intl. Airport (SAT) route, American Airlines typically uses Boeing 737-800 and Embraer 175 planes. Don’t forget that last-minute changes are possible for operational purposes, so your flight could be on a different aircraft.

Depending on the type of fare you purchased, a fee generally applies if you change or cancel your flight more than 24 hours after confirmation. To secure plane tickets with more flexibility, select our “Changes included” or “No cancel fee” filter when looking for flights. For more details on modifying or canceling your reservation, visit “Trips,” select your flight and click on “Manage Booking.”