$307 Cheap Flights from Killeen (GRK) to Austin (AUS)

View $307 flight on Thu, Nov 27, 2025Opens in a new window

Popular airlines from Killeen, TX (GRK-Killeen-Fort Hood Regional) to Austin-Bergstrom Intl. Airport (AUS)

Cheap Flights from Killeen to Austin (GRK-AUS)

Prices were available within the past 7 days and start at $307 for one-way flights and $603 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Oct 28 - Tue, Nov 18
GRK
Killeen
AUS
Austin
$603 Roundtrip, found 6 hours ago
$603
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Tue, Oct 28 from Killeen to Austin, returning Tue, Nov 18, priced at $603 found 6 hours ago
American Airlines
Tue, Oct 28 - Mon, Nov 17
GRK
Killeen
AUS
Austin
$634 Roundtrip, found 6 hours ago
$634
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Tue, Oct 28 from Killeen to Austin, returning Mon, Nov 17, priced at $634 found 6 hours ago
American Airlines
Tue, Oct 14 - Tue, Nov 4
GRK
Killeen
AUS
Austin
$639 Roundtrip, found 6 hours ago
$639
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Tue, Oct 14 from Killeen to Austin, returning Tue, Nov 4, priced at $639 found 6 hours ago
American Airlines
Tue, Oct 28 - Fri, Nov 14
GRK
Killeen
AUS
Austin
$640 Roundtrip, found 6 hours ago
$640
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Tue, Oct 28 from Killeen to Austin, returning Fri, Nov 14, priced at $640 found 6 hours ago
American Airlines
Mon, Oct 6 - Sat, Oct 18
GRK
Killeen
AUS
Austin
$659 Roundtrip, found 6 hours ago
$659
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Mon, Oct 6 from Killeen to Austin, returning Sat, Oct 18, priced at $659 found 6 hours ago
American Airlines
Mon, Nov 24 - Tue, Dec 2
GRK
Killeen
AUS
Austin
$663 Roundtrip, found 5 days ago
$663
Roundtrip
found 5 days ago
Select American Airlines flight, departing Mon, Nov 24 from Killeen to Austin, returning Tue, Dec 2, priced at $663 found 5 days ago
American Airlines
Thu, Oct 30 - Mon, Nov 17
GRK
Killeen
AUS
Austin
$665 Roundtrip, found 6 hours ago
$665
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Thu, Oct 30 from Killeen to Austin, returning Mon, Nov 17, priced at $665 found 6 hours ago
American Airlines
Tue, Oct 14 - Thu, Nov 6
GRK
Killeen
AUS
Austin
$670 Roundtrip, found 6 hours ago
$670
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Tue, Oct 14 from Killeen to Austin, returning Thu, Nov 6, priced at $670 found 6 hours ago
American Airlines
Tue, Oct 21 - Fri, Nov 7
GRK
Killeen
AUS
Austin
$671 Roundtrip, found 6 hours ago
$671
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Tue, Oct 21 from Killeen to Austin, returning Fri, Nov 7, priced at $671 found 6 hours ago
American Airlines
Tue, Oct 14 - Fri, Oct 31
GRK
Killeen
AUS
Austin
$676 Roundtrip, found 6 hours ago
$676
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Tue, Oct 14 from Killeen to Austin, returning Fri, Oct 31, priced at $676 found 6 hours ago

Frequently asked questions

How much does a flight from Killeen-Fort Hood Regional Airport (GRK) to Austin-Bergstrom Intl. Airport (AUS) cost?
Grab a cheap one-way flight from $307 or cheap return flight from $603 from Killeen-Fort Hood Regional Airport (GRK) to Austin-Bergstrom Intl. Airport (AUS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Killeen-Fort Hood Regional Airport (GRK) to Austin-Bergstrom Intl. Airport (AUS)?
Traveling in October is a good way to save, as it's the cheapest month for flights between GRK and AUS. You'll usually find the lowest prices during off-peak months.
What is the cheapest airline that flies from Killeen-Fort Hood Regional Airport (GRK) to Austin-Bergstrom Intl. Airport (AUS)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest GRK to AUS flight.
How many flights per day from Killeen-Fort Hood Regional Airport (GRK) to Austin-Bergstrom Intl. Airport (AUS)?
Nonstop flights from Killeen-Fort Hood Regional Airport (GRK) to Austin-Bergstrom Intl. Airport (AUS) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from GRK to AUS?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change based on various factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Killeen-Fort Hood Regional Airport (GRK) to Austin-Bergstrom Intl. Airport (AUS)?
To touch down at Austin-Bergstrom Intl. Airport (AUS) without delays, choose a flight that leaves Killeen-Fort Hood Regional Airport (GRK) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Killeen-Fort Hood Regional Airport (GRK) to Austin-Bergstrom Intl. Airport (AUS) last-minute?
Last-minute bookings from GRK to AUS are generally more expensive. For the cheapest rates, start looking for flights well in advance. That being said, if you can play around with your travel dates, it's possible to land a cheap ticket just before your departure.
Is it cheaper to book a GRK to AUS flight and hotel package?
You can save money by securing a GRK to AUS flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. After selecting your preferred accommodations and flights, you can add extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Killeen-Fort Hood Regional Airport (GRK) to Austin-Bergstrom Intl. Airport (AUS)?
Typically, you can reschedule or cancel your GRK to AUS flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you want more information, go to our Customer Service portal.

Travel information

Travel information

Origin airport
Killeen-Fort Hood Regional
Destination airport
Austin-Bergstrom Intl.
Airlines serving
American Airlines
Roundtrip price
$603
Distance
60 mi

Book with confidence

Book with confidence

Killeen to Austin Flights

The cheapest times to fly from Killeen to Austin

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Killeen to Austin are during the month of October. You can find some of the cheapest flights from Killeen to Austin with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Killeen to Austin

Sunday is one of the best days to book for cheap flights from Killeen to Austin: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Killeen to Austin

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Killeen to Austin in 2025. You can also book with separate airlines for your outbound and return journeys, from $307 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Killeen to Austin flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Killeen to Austin airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Killeen to Austin Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.