$144 Cheap American Airlines flights Austin (AUS) to Boise (BOI)

Scoring cheap one-way American Airlines flights from AUS to BOI from $144 on Expedia is easy — just filter by “Price (lowest to highest).” Or check out our budget-friendly return fares from $267 for your next getaway.**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.

American Airlines flights to Boise are usually more affordable in the quieter months of January and December. Whether you’re after a one-way or a return ticket, you could land a better deal then.

To find cheap American Airlines fares from Austin-Bergstrom Intl. Airport (AUS) to Boise Airport (BOI), 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 influence the price you pay. Sunday tends to be the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your journey 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.

Click on the “Nonstop” filter when searching for direct American Airlines flights from AUS to BOI. It’s also an easy way to compare other carriers servicing the same direct trip.

To find the earliest departures from AUS to BOI with American Airlines, filter your search by “Early Morning” and “Morning.” Booking an early flight usually means you’ll experience 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.

Boise Airport (BOI) is the primary Boise hub for American Airlines flights from Austin-Bergstrom Intl. Airport (AUS).

Depending on your ticket type, a fee is typically charged if you modify or cancel your booking more than 24 hours after it has been confirmed. To find flexible plane tickets, select our “Changes included” or “No cancel fee” filter when searching for flights. To learn more about modifying or canceling your reservation, go to “Trips,” select your flight and tick “Manage Booking.”