$109 Cheap Delta flights Knoxville (TYS) to Austin (AUS)

You’ll find cheap return Delta Air Lines flights from $217 from TYS to AUS by filtering your results from “Price (lowest to highest)” on Expedia. Or search for deals from $109 for a one-way journey.**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 often more affordable in the low-season months of January and December. Whether you need a one-way or a return ticket, you could land a better deal then.

Search for cheap Delta Air Lines flights from McGhee Tyson Airport (TYS) to Austin-Bergstrom Intl. Airport (AUS) one to three months before your day of departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare type and journey, the ideal day to book a domestic flight is generally Sunday and the most expensive tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**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.

Use the “Nonstop” filter when looking for direct Delta Air Lines flights from TYS to AUS. It’s also a great way to compare other airlines offering the same nonstop trip.

Filter your results by “Early Morning” and “Morning” to find the earliest departures from TYS to AUS. Jetting off early means flight cancellations are less likely.**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.

Austin-Bergstrom Intl. Airport (AUS) is the primary Austin gateway for Delta Air Lines flights from McGhee Tyson Airport (TYS).

Offering a rewarding loyalty program and an excellent in-flight experience, Delta Air Lines is the leading choice for many travelers flying from TYS to AUS. Plus, if you’re a Delta SkyMiles and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be used on future getaways.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

It’s usually possible to cancel or change your flight, although additional fees may apply if you booked more than 24 hours ago. Want to keep your options open? Make use of Expedia’s “No cancel fee” or “Changes included” filter to find flights that won’t charge you extra if you have to alter your plans. To update your itinerary, visit “Trips,” select your flight and click on “Manage Booking” for more details.