$139 Cheap Delta flights Kalispell (FCA) to Austin (AUS)

Finding cheap one-way Delta Air Lines flights from FCA to AUS from $139 on Expedia is a cinch — just filter by “Price (lowest to highest).” Alternatively, check out our affordable return fares from $277 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.

Delta Air Lines flights to Austin are generally cheaper in the off-peak months of January and December. Whether you’re after a round-trip or one-way ticket, you could find a better deal then.

Start searching one to three months before your departure to get cheap fares on Delta Air Lines flights from Glacier Park Intl. Airport (FCA) to Austin-Bergstrom Intl. Airport (AUS). 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.* Get the timing right, and you can enjoy significant savings on domestic journeys.*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.

Enter your dates, hit search and use the “Nonstop” filter on Expedia to find any direct flights from FCA to AUS with Delta Air Lines or other airlines.

To find the earliest departures from FCA to AUS with Delta Air Lines, filter your results by “Early Morning” and “Morning.” Choosing an early flight generally 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.

Take a Delta Air Lines flight from Glacier Park Intl. Airport (FCA) to Austin, and you’ll probably come in to Austin-Bergstrom Intl. Airport (AUS). This is the airline’s main hub here.

Delta Air Lines makes traveling from FCA to AUS enjoyable with a rewarding loyalty program and an excellent in-flight experience. You could even start earning points with Delta SkyMiles. Don’t forget to join Expedia’s free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are generally free within 24 hours of making your booking, but your airline may charge you after that time. For more information about modifying your flights, go to your “Trips,” select your flight and click on “Manage Booking.” If you’d like the flexibility to make changes without additional costs, check the “Changes included” and “No cancel fee” filters when planning your next trip.