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Cheap flights from Knoxville to Austin from $102

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Austin departing on 1/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Knoxville to Austin

Cheap round-trip flights

These are some of the best round-trip flight deals from Knoxville to Austin that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Knoxville to Austin.

Cheap last minute flights

Planning a quick getaway from Knoxville to Austin? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Austin, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Knoxville to Austin

Find recent round-trip train or bus tickets from Knoxville to Austin.

All round-trip flight deals to Austin

The cheapest plane tickets to Austin found on KAYAK recently.
10:07 pm - 11:44 pmTYS-AUS
2h 37mnonstop
12:50 pm - 3:58 pmAUS-TYS
2h 08mnonstop
$102Allegiant Air
Find Deal
Fri, Jan 3 - Sat, Jan 4
6:48 pm - 8:25 pmTYS-AUS
2h 37mnonstop
4:09 pm - 3:16 pmAUS-TYS
22h 07m1 stop
Mon, Dec 9 - Wed, Dec 11
10:07 pm - 11:44 pmTYS-AUS
2h 37mnonstop
8:00 am - 6:14 pmAUS-TYS
9h 14m1 stop
Fri, Jan 3 - Mon, Jan 6
6:17 pm - 11:57 pmTYS-AUS
6h 40m1 stop
8:20 am - 3:46 pmAUS-TYS
6h 26m1 stop
$228American Airlines
Find Deal
Sun, Feb 9 - Sat, Feb 15
10:07 pm - 11:44 pmTYS-AUS
2h 37mnonstop
8:00 am - 9:16 pmAUS-TYS
12h 16m1 stop
Fri, Jan 3 - Sat, Jan 4
4:15 pm - 10:13 pmTYS-AUS
6h 58m1 stop
9:00 am - 3:25 pmAUS-TYS
5h 25m1 stop
$248American Airlines
Find Deal
Thu, Jan 9 - Mon, Jan 13
5:35 pm - 11:22 pmTYS-AUS
6h 47m1 stop
5:47 pm - 11:30 pmAUS-TYS
4h 43m1 stop
$316United Airlines
Find Deal
Fri, Jan 3 - Sat, Jan 4
7:00 am - 3:26 pmTYS-AUS
9h 26m2 stops
5:15 am - 4:59 pmAUS-TYS
10h 44m2 stops
$328United Airlines
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Thu, Jan 9 - Mon, Jan 13
7:59 pm - 12:35 amTYS-AUS
5h 36m1 stop
6:49 am - 2:58 pmAUS-TYS
7h 09m1 stop
$375Delta
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Mon, Dec 9 - Wed, Dec 11
6:12 am - 12:13 pmTYS-AUS
7h 01m1 stop
5:20 am - 10:57 amAUS-TYS
4h 37m1 stop
$588Delta
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Sun, Dec 8 - Tue, Dec 10
2:46 pm - 9:54 pmTYS-AUS
8h 08m1 stop
$104American Airlines
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Sat, Feb 22
2:50 pm - 4:31 pmTYS-AUS
2h 41mnonstop
$126Allegiant Air
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Mon, Dec 2
9:33 pm - 11:14 pmTYS-AUS
2h 41mnonstop
$131Allegiant Air
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Wed, Nov 27
4:19 pm - 4:09 pmTYS-AUS
24h 50m1 stop
$165Frontier
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Thu, Dec 5
4:19 pm - 4:09 pmTYS-AUS
24h 50m1 stop
$195Frontier
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Thu, Dec 12
5:31 am - 1:50 pmTYS-AUS
9h 19m1 stop
$248American Airlines
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Thu, Nov 28
12:02 pm - 5:07 pmTYS-AUS
6h 05m1 stop
$267Delta
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Wed, Dec 11
10:35 am - 11:58 pmTYS-AUS
14h 23m2 stops
$312United Airlines
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Sat, Feb 22
7:20 am - 3:15 pmTYS-AUS
8h 55m1 stop
$339Delta
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Tue, Dec 3
7:00 am - 3:22 pmTYS-AUS
9h 22m2 stops
$344United Airlines
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Thu, Nov 28
4:40 pm - 11:00 pmTYS-AUS
7h 20m1 stop
12:25 pm - 8:02 pmAUS-TYS
6h 37m1 stop
$323United Airlines
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Sat, Nov 23 - Thu, Nov 28
5:31 am - 9:22 amTYS-AUS
4h 51m1 stop
10:00 am - 12:04 amAUS-TYS
13h 04m2 stops
$328American Airlines
Find Deal
Sat, Nov 23 - Thu, Nov 28
4:40 pm - 10:28 pmTYS-AUS
6h 48m1 stop
5:40 pm - 11:30 pmAUS-TYS
4h 50m1 stop
$338United Airlines
Find Deal
Sat, Nov 23 - Tue, Nov 26
7:05 am - 11:10 amTYS-AUS
5h 05m1 stop
7:15 am - 4:55 pmAUS-TYS
8h 40m2 stops
$343United Airlines
Find Deal
Sat, Nov 23 - Tue, Nov 26
5:43 pm - 7:24 pmTYS-AUS
2h 41mnonstop
12:55 pm - 4:02 pmAUS-TYS
2h 07mnonstop
$413Allegiant Air
Find Deal
Mon, Nov 25 - Wed, Nov 27
2:06 pm - 11:00 pmTYS-AUS
9h 54m2 stops
7:15 am - 4:55 pmAUS-TYS
8h 40m2 stops
$418United Airlines
Find Deal
Sat, Nov 23 - Tue, Nov 26
5:43 pm - 7:24 pmTYS-AUS
2h 41mnonstop
8:19 pm - 12:02 pmAUS-TYS
14h 43m2 stops
$510Allegiant Air
Find Deal
Mon, Nov 25 - Wed, Nov 27
5:43 pm - 7:24 pmTYS-AUS
2h 41mnonstop
10:14 am - 2:12 pmAUS-TYS
26h 58m3 stops
Mon, Nov 25 - Wed, Nov 27
2:06 pm - 11:00 pmTYS-AUS
9h 54m2 stops
5:15 am - 5:00 pmAUS-TYS
10h 45m2 stops
$588United Airlines
Find Deal
Sat, Nov 23 - Thu, Nov 28
12:38 pm - 5:35 pmTYS-AUS
5h 57m1 stop
12:55 pm - 4:02 pmAUS-TYS
2h 07mnonstop
Mon, Nov 25 - Wed, Nov 27
10:07 pm - 11:44 pmTYS-AUS
2h 37mnonstop
12:50 pm - 3:58 pmAUS-TYS
2h 08mnonstop
$102Allegiant Air
Find Deal
Fri, Jan 3 - Sat, Jan 4

Allegiant Air flights from Knoxville to Austin

Our best Allegiant Air deals on Knoxville to Austin flight tickets
Allegiant Air
Jan 3
TYS10:07 pmKnoxville McGhee Tyson
2h 37m
AUS11:44 pmAustin Bergstrom
Jan 4
AUS12:50 pmAustin Bergstrom
2h 08m
TYS3:58 pmKnoxville McGhee Tyson
Allegiant Air
Jan 3
TYS10:07 pmKnoxville McGhee Tyson
2h 37m
AUS11:44 pmAustin Bergstrom
Jan 6
AUS6:00 amAustin Bergstrom
13h 58m
2 stops
TYS8:58 pmKnoxville McGhee Tyson
Allegiant Air
Jan 3
TYS6:20 pmKnoxville McGhee Tyson
18h 40m
2 stops
AUS12:00 pmAustin Bergstrom
Jan 6
AUS6:00 amAustin Bergstrom
13h 58m
2 stops
TYS8:58 pmKnoxville McGhee Tyson

United Airlines flights from Knoxville to Austin

Our best United Airlines deals on Knoxville to Austin flight tickets
United Airlines
Jan 3
TYS5:35 pmKnoxville McGhee Tyson
6h 47m
1 stop
AUS11:22 pmAustin Bergstrom
Jan 4
AUS5:47 pmAustin Bergstrom
4h 43m
1 stop
TYS11:30 pmKnoxville McGhee Tyson
United Airlines
Nov 23
TYS4:40 pmKnoxville McGhee Tyson
7h 20m
1 stop
AUS11:00 pmAustin Bergstrom
Nov 28
AUS12:25 pmAustin Bergstrom
6h 37m
1 stop
TYS8:02 pmKnoxville McGhee Tyson
United Airlines
Jan 9
TYS7:00 amKnoxville McGhee Tyson
9h 26m
2 stops
AUS3:26 pmAustin Bergstrom
Jan 13
AUS5:15 amAustin Bergstrom
10h 44m
2 stops
TYS4:59 pmKnoxville McGhee Tyson

See travel insights to Austin from

How to get the cheapest flight ticket from Knoxville to Austin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Austin?

The cheapest month to fly to Austin from Knoxville is in April. Flight prices, which tend to average around $244, are often lower during this time because this is during the off-season. If you’re not able to fly to Austin in April, then February is your next best option. Flight prices from Knoxville to Austin during February average around $254.

What is the cheapest day to depart on your flight to Austin?

The cheapest day to depart on your flight to Austin is on a Monday when prices can be found for as low as $218. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Knoxville to Austin for around $416.

What is the cheapest time of day to depart on your flight to Austin?

In the evening is the cheapest time of day to fly from Knoxville to Austin when you can find flight prices for as low as $165. Flying to Austin in the evening is an ideal time because this is during off-peak travel hours. Flights to Austin are more costly in the morning, with an average ticket price of $330. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Knoxville McGhee Tyson to Austin Bergstrom flight route?

Fly from Knoxville McGhee Tyson to Austin Bergstrom for the best Knoxville McGhee Tyson - Austin Bergstrom flight prices

How far in advance should I book a flight to Austin?

We recommend purchasing flights from Knoxville to Austin 49 days ahead of your departure date because this is when momondo users tend to see the best flight rates. On average, our users have found flights to Austin for $288. Keep in mind that you might be able to find cheaper flights to Austin at any time. In fact, our users found flights for as low as $100 in the past 72 hours.

What cabin class options are available on Knoxville McGhee Tyson to Austin Bergstrom flights?

There are 1 cabin classes available to choose from on Knoxville McGhee Tyson to Austin Bergstrom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Knoxville to Austin flights?

You could potentially save up to 20% on your flight if you consider stops on a Knoxville to Austin flight.

How have Knoxville to Austin flight prices changed over time?

As of November 2024, prices for Knoxville to Austin flights are approximately 27% cheaper when compared to flights at the same time last year.

When to book flights from Knoxville to Austin

Are you open to changing your travel dates? Check out the ideal times to fly from Knoxville to Austin according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Knoxville to Austin (TYS to AUS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to Austin

Best Price Found

$104

Fastest flight time

2h 37m

Direct flights

Mon, Tue, Thu, Sat and Sun

Airports in Austin

1 airport
The best one-way flight to Austin from Knoxville in the past 72 hours is $104. The best round-trip flight deal from Knoxville to Austin found on momondo in the last 72 hours is $102.
The fastest flight from Knoxville to Austin takes 2h 37m
Direct flights go from Knoxville to Austin on Monday, Tuesday, Thursday, Saturday and Sunday. The only airline offering direct flights is Allegiant Air.
There is 1 airport near Austin: Austin Bergstrom (AUS)

  • How far is Knoxville McGhee Tyson to Austin Bergstrom by plane?

    A flight from Knoxville McGhee Tyson to Austin Bergstrom will travel around 889.3 mi. A reasonable flight in good conditions will take 2h 37m.

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Austin Bergstrom Airport?

    Prices for flights from Knoxville McGhee Tyson Airport to Austin Bergstrom Airport were last updated today.

  • How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Austin Bergstrom Airport?

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Austin Bergstrom Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Knoxville McGhee Tyson Airport to Austin Bergstrom Airport.

  • What documentation or ID do you need to fly to Austin Bergstrom Airport?

    The necessary travel and health documents for your Austin Bergstrom Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Knoxville to Austin?

  • What is the most popular airline from Knoxville to Austin?


Best airlines flying from Knoxville to Austin

Compare and see reviews for airlines that fly from Knoxville to Austin with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $88Free CancellationRating
7.3
850 reviews
Search Allegiant Air flights
United AirlinesPriceFrom $197Free CancellationRating
7.4
9,172 reviews
Search United Airlines flights
American AirlinesPriceFrom $226Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $228Free CancellationRating
8.0
8,755 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Knoxville to Austin?

Finding the right flight to Austin from Knoxville is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Austin quick and easy, saving you time and money.

Can I find flights from Knoxville to Austin with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Austin from Knoxville with this policy.

How can momondo help me find flights from Knoxville to Austin?

Once all potential Knoxville to Austin flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Knoxville to Austin right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Knoxville to Austin flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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