$59+ Cheap flights from Knoxville to Austin (TYS - AUS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — AUS
Nov 3 — Nov 101
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Knoxville to Austin with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Knoxville McGhee Tyson to Austin Bergstrom are usually found in June or July, booked 28 days in advance, depart on a Monday or Thursday and return on a Monday
Cheap flight deals from Knoxville to Austin
Cheapest
Best
Last-minute
One-way
Cheapest flights from Knoxville to AustinExplore the most affordable flight options available from Knoxville to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 4, 2026.
Explore the most affordable flight options available from Knoxville to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 4, 2026.
This CheapOair deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/48:00 am -
Nonstop2h 39m
Mon 12/710:29 am -
Nonstop2h 14m
Deal found 9/30![Allegiant Air logo]()
$103
This American Airlines deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:56 am -
1 stop6h 04m
Sat 11/75:46 pm -
1 stop4h 46m
Deal found 10/1![American Airlines logo]()
$159
This CheapOair deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1512:01 pm -
Nonstop2h 28m
Sun 10/181:48 pm -
Nonstop2h 16m
Deal found 9/30![Allegiant Air logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:20 am -
Nonstop2h 28m
Sat 11/72:33 pm -
2 stops19h 50m
Deal found 10/1![Multiple Airlines logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/118:00 am -
Nonstop2h 39m
Sun 12/1311:10 am -
2 stops8h 21m
Deal found 10/1![Multiple Airlines logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/49:00 am -
1 stop8h 38m
Mon 12/710:29 am -
Nonstop2h 14m
Deal found 9/30![Multiple Airlines logo]()
$257
Best flights from Knoxville to AustinDiscover carefully curated flight deals from Knoxville to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 4, 2026.
Discover carefully curated flight deals from Knoxville to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 4, 2026.
This Delta deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/125:57 pm -
1 stop7h 35m
Mon 1/186:15 pm -
1 stop4h 31m
Deal found 9/30![Delta logo]()
$303
This United Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2810:45 am -
2 stops8h 06m
Wed 11/412:05 pm -
1 stop4h 49m
Deal found 9/30![United Airlines logo]()
$308
This Southwest deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/142:50 pm -
1 stop6h 40m
Tue 11/179:10 am -
1 stop3h 55m
Deal found 10/4![Southwest logo]()
$341
This Delta deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/55:30 am -
1 stop5h 19m
Mon 2/86:15 pm -
1 stop4h 31m
Deal found 10/1![Delta logo]()
$312
This Southwest deal was found by Cheapflights users on 10/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/37:55 am -
2 stops8h 15m
Mon 12/77:00 am -
2 stops6h 05m
Deal found 10/3![Southwest logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/216:55 am -
1 stop5h 20m
Mon 12/282:18 pm -
1 stop6h 26m
Deal found 9/30![United Airlines logo]()
$407
This Southwest deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:25 pm -
1 stop5h 00m
Wed 10/2812:35 pm -
2 stops7h 30m
Deal found 10/1![Southwest logo]()
$382
This Southwest deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:15 pm -
1 stop6h 45m
Mon 10/191:15 pm -
2 stops8h 30m
Deal found 10/1![Southwest logo]()
$391
This Southwest deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/67:25 pm -
1 stop6h 40m
Sun 11/85:40 am -
2 stops5h 30m
Deal found 10/2![Southwest logo]()
$396
This Southwest deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2112:40 pm -
2 stops9h 20m
Mon 12/288:40 am -
1 stop7h 20m
Deal found 9/30![Southwest logo]()
$407
This Southwest deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:25 pm -
1 stop6h 25m
Tue 10/201:25 pm -
2 stops6h 40m
Deal found 10/1![Southwest logo]()
$443
This Southwest deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/203:40 pm -
2 stops9h 15m
Sun 11/225:40 am -
2 stops5h 30m
Deal found 10/2![Southwest logo]()
$447
Last-minute flights from Knoxville to AustinDiscover last-minute flight deals from Knoxville to Austin. Data last updated October 4, 2026 and is based on user searches.
Discover last-minute flight deals from Knoxville to Austin. Data last updated October 4, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:01 pm -
Nonstop2h 28m
Thu 10/152:19 pm -
Nonstop2h 16m
Deal found 9/30![Allegiant Air logo]()
$301
This CheapOair deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1512:01 pm -
Nonstop2h 28m
Sun 10/181:48 pm -
Nonstop2h 16m
Deal found 9/30![Allegiant Air logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:30 am -
1 stop13h 56m
Sun 10/181:48 pm -
Nonstop2h 16m
Deal found 9/30![Multiple Airlines logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/269:42 pm -
1 stop15h 40m
Fri 10/3010:48 am -
Nonstop2h 16m
Deal found 10/1![Multiple Airlines logo]()
$288
This American Airlines deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:56 am -
1 stop6h 04m
Sat 11/75:46 pm -
1 stop4h 46m
Deal found 10/1![American Airlines logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:20 am -
Nonstop2h 28m
Sat 11/72:33 pm -
2 stops19h 50m
Deal found 10/1![Multiple Airlines logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/67:00 am -
Nonstop2h 28m
Sun 11/83:35 pm -
2 stops20h 56m
Deal found 10/2![Multiple Airlines logo]()
$266
This Delta deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:22 pm -
1 stop6h 00m
Mon 11/164:51 pm -
1 stop6h 08m
Deal found 9/30![Delta logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/205:47 pm -
Nonstop2h 37m
Sun 11/229:17 pm -
1 stop25h 12m
Deal found 10/2![Multiple Airlines logo]()
$291
One-way flights from Knoxville to AustinSearch for one-way flight options from Knoxville to Austin. Find affordable one-way fares based on user searches. Data last updated October 4, 2026.
Search for one-way flight options from Knoxville to Austin. Find affordable one-way fares based on user searches. Data last updated October 4, 2026.
This CheapOair deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/98:30 am -
Nonstop2h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Allegiant Air logo]()
$59
This CheapOair deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/67:00 am -
Nonstop2h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Allegiant Air logo]()
$63
This Super.com deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/308:30 am -
Nonstop2h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Allegiant Air logo]()
$75
This Kiwi.com deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/48:00 am -
Nonstop2h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Allegiant Air logo]()
$79
This American Airlines deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/107:05 pm -
1 stop4h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![American Airlines logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/410:30 am -
Nonstop2h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Allegiant Air logo]()
$92
This Kiwi.com deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:41 pm -
2 stops16h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Multiple Airlines logo]()
$94
Find flight deals from Knoxville to Austin
Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Austin (AUS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $103 (CheapOair) |
One-way from | $59 (CheapOair) |
Popular in | February |
Cheapest in | June |
Average price | $334 |
Good round-trip deal | $214 or less |
Good one-way deal | $80 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Knoxville to Austin that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 4, 2026.
Use the filters below to find and compare flights from Knoxville to Austin that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KnoxvilleAustin
TYS Knoxville McGhee Tyson - AUS Austin Bergstrom
TYSAUS
Knoxville McGhee Tyson
Wed 10/28
5:15 pm-11:00 pm
2 stops6h 45m
Austin Bergstrom
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$140
Quickest round-trip
KnoxvilleAustin
TYS Knoxville McGhee Tyson - AUS Austin Bergstrom
TYSAUS
Knoxville McGhee Tyson
Sat 1/2
2:50 pm-4:27 pm
Nonstop2h 37m
Austin Bergstrom
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$149
KnoxvilleAustin
TYS Knoxville McGhee Tyson - AUS Austin Bergstrom
TYSAUS
Knoxville McGhee Tyson
Tue 11/3
7:00 am-1:17 pm
1 stop7h 17m
Austin Bergstrom
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$152
KnoxvilleAustin
TYS Knoxville McGhee Tyson - AUS Austin Bergstrom
TYSAUS
Knoxville McGhee Tyson
Mon 11/9
7:25 pm-1:05 am
1 stop6h 40m
Austin Bergstrom
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$152
KnoxvilleAustin
TYS Knoxville McGhee Tyson - AUS Austin Bergstrom
TYSAUS
Knoxville McGhee Tyson
Fri 10/30
7:25 pm-11:25 pm
1 stop5h 00m
Austin Bergstrom
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$161
KnoxvilleAustin
TYS Knoxville McGhee Tyson - AUS Austin Bergstrom
TYSAUS
Knoxville McGhee Tyson
Tue 10/20
10:42 am-5:39 pm
2 stops7h 57m
Austin Bergstrom
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$179
KnoxvilleAustin
TYS Knoxville McGhee Tyson - AUS Austin Bergstrom
TYSAUS
Knoxville McGhee Tyson
Fri 1/1
7:55 am-3:15 pm
2 stops8h 20m
Austin Bergstrom
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$183
KnoxvilleAustin
TYS Knoxville McGhee Tyson - AUS Austin Bergstrom
TYSAUS
Knoxville McGhee Tyson
Wed 3/31
7:07 am-12:46 pm
1 stop6h 39m
Austin Bergstrom
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$185
KnoxvilleAustin
TYS Knoxville McGhee Tyson - AUS Austin Bergstrom
TYSAUS
Knoxville McGhee Tyson
Wed 10/21
2:43 pm-10:57 am
2 stops21h 14m
Austin Bergstrom
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$186
KnoxvilleAustin
TYS Knoxville McGhee Tyson - AUS Austin Bergstrom
TYSAUS
Knoxville McGhee Tyson
Sat 10/31
8:25 am-6:15 pm
2 stops10h 50m
Austin Bergstrom
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$190
Showing 1-10 of 24 resultsSorted by cheapest first
Compare providers for flights from Knoxville to Austin
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Knoxville to Austin in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Knoxville-Austin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Austin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Austin flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Knoxville-Austin flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Knoxville-Austin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Knoxville to Austin
Have a flexible travel schedule? Discover the best time to fly to Austin from Knoxville with our price prediction graph.
TYS-AUS
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Knoxville to Austin
How far ahead should I book a flight from Knoxville to Austin?
Booking 27 days in advance of your planned departure date is, on average, the best time to get cheap flights from Knoxville to Austin. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Knoxville to Austin?
Currently, June is the cheapest month in which you can book a flight from Knoxville to Austin (average of $197). Flying from Knoxville to Austin in February is currently the most expensive (average of $384). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from TYS to AUS?
Find hourly flight availability from Knoxville to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 4, 2026.
One of the essential ways to save on airfare from Knoxville to Austin is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 68% on airfare.
Reviews of airlines servicing Austin
Get insights into the airlines that provide service to Austin. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Austin. Reviews last updated October 4, 2026.
Read through reviews of airlines operating flights from Knoxville to Austin, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Entertainment
7.5
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
7.9
Entertainment
7.5
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
7.9
Entertainment
7.5
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
7.9
Entertainment
7.5
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
7.9
Entertainment
7.5
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Overall
7.9
Entertainment
7.5
Food
7.0
Comfort
8.0
Crew
8.6
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Related info for your journey
Find useful and relevant information for your journey from Knoxville to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Austin?
Book flights to Austin if you plan to visit one of these locationsCedar Park
Round Rock
San Marcos
Bastrop
Fredericksburg
Pflugerville
Georgetown
Dripping Springs
Seguin
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Austin flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Knoxville
Popular flights
Alternative routes for Knoxville to Austin
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Austin
Explore flights to Austin departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 4, 2026.
Complete your trip
Complete your trip to Austin by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Knoxville to Austin by cabin class
Find flights from Knoxville to Austin, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Knoxville and Austin flights
Browse other Knoxville and Austin flight options. Last updated on October 4, 2026.
Other flights from Knoxville
Browse through other flights departing from Knoxville. Flights are based on user searches made on Cheapflights and were last updated on October 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from Knoxville to Austin
Discover the top 6 airlines that operate flights from Knoxville to Austin. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated October 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$80 | Average$390 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$89 | Average$159 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$213 | Average$368 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$251 | Average$328 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$258 | Average$416 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$279 | Average$373 | FlexibilityNo cancel fee | On-time63% |