Cheap flights from Knoxville to Austin from £128

Cheap flights from Knoxville to Austin from £128

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1 stop
Wed, Mar 4
Knoxville TYSAustin AUS
£128
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1 stop
Tue, Mar 3
Knoxville TYSAustin AUS
£128
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1 stop
Wed, Mar 4
Knoxville TYSAustin AUS
£128
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1 stop
Tue, Mar 3
Knoxville TYSAustin AUS
£128
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1 stop
Wed, Mar 4
Knoxville TYSAustin AUS
£128
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1 stop
Wed, Mar 4
Knoxville TYSAustin AUS
£128
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1 stop
Thu, Mar 5 – Sun, Mar 8
Knoxville TYSAustin AUS
£196
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1 stop
Wed, Mar 4 – Sun, Mar 8
Knoxville TYSAustin AUS
£213
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1 stop
Thu, Mar 5 – Sat, Mar 7
Knoxville TYSAustin AUS
£224
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1 stop
Thu, Mar 5 – Mon, Mar 9
Knoxville TYSAustin AUS
£226
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1 stop
Wed, Mar 4 – Sat, Mar 7
Knoxville TYSAustin AUS
£240
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1 stop
Wed, Mar 4 – Sun, Mar 8
Knoxville TYSAustin AUS
£250
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How much do flights to Austin cost?

Cheapest one-way trip

£128

Cheapest round-trip

£196

Average round-trip

£293

Includes rare itinerary

Travel hack

Most popular airline

Allegiant Air

Getting from Austin airport to the city center

Fastest options: taxi and ride-hailing services. Best value: Capital Metro bus Route 20.

Austin is served by Austin-Bergstrom International Airport (AUS), located approximately 13 km southeast of downtown Austin. The airport offers several airport transfers to city center options including public buses, taxis, ride-hailing services, and rental cars. Journey times and costs vary depending on traffic conditions, particularly during peak hours and major events in the city.

Transport Option

Typical Time

Typical Cost

Frequency

Best For

35-50 min

$1.25 (single ride fare)

every 15–30 min (traffic dependent)

budget travelers

15-30 min

$25-$40 (metered; varies by traffic and destination)

on-demand 24/7 (traffic dependent)

door-to-door convenience

15-30 min

$20-$45 (surge pricing may apply during peak times)

on-demand 24/7 (traffic dependent)

app-based convenience

15-30 min

$50-$90 (pre-booked; price varies by vehicle type)

by reservation (traffic dependent)

groups and business travelers

15-30 min

$40-$100 (daily rate; varies by vehicle class and season)

on-demand during rental counter hours (traffic dependent)

flexibility and exploring

Notes:

  • Prices in USD; table created in 2025 and subject to change.
  • Capital Metro Route 20 operates between the airport and downtown Austin with multiple stops along the way.
  • Ride-hailing pickup is located on the lower level of the terminal at designated rideshare zones.
  • Traffic can significantly impact travel times, especially during SXSW, ACL Festival, and rush hours.
  • We recommend checking official transport websites for your travel planning.

Updated: December 2025

Key info about flying to Austin

Depart from
McGhee Tyson
Arrive to
Austin–Bergstrom International
Average flights per week
135
Flight distance

Check-in for a flight from Knoxville to Austin

NameCarrier codeIATA CodePassport needed during booking
Allegiant AirAAYG4No
United AirlinesUALUANo
Spirit AirlinesNKSNKNo
Frontier AirlinesFFTF9No
JetBlue AirwaysJBUB6No

Online check-in is not available for these airlines.

Weather in Austin

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January15°C6°C
February17°C7°C
March22°C11°C
April25°C15°C
May29°C19°C
June33°C22°C
July35°C24°C
August36°C24°C
September32°C22°C
October27°C17°C
November21°C11°C
December17°C8°C
Hottest Month
36°C
August
Coldest month
6°C
January
Sunny days
296
days per year

14 day forecast

Saturday
14 Feb
89%
22°C17°C
21 Feb
88%
25°C16°C
Sunday
15 Feb
23°C13°C
22 Feb
76%
24°C17°C
Monday
16 Feb
25°C7°C
23 Feb
18°C10°C
Tuesday
17 Feb
26°C12°C
24 Feb
16°C10°C
Wednesday
18 Feb
27°C15°C
25 Feb
88%
20°C12°C
Thursday
19 Feb
29°C16°C
26 Feb
23°C19°C
Friday
20 Feb
25°C18°C
27 Feb
30°C18°C
The most popular airlines for this route are Allegiant Air, United Airlines, Spirit Airlines, Frontier Airlines, and JetBlue Airways. Knoxville and Austin have 135 direct flights per week.

Frequently asked questions

What are the most popular routes to and from Knoxville?
Travelers frequently search for route combinations, such as Knoxville and London, Edinburgh, Fort Lauderdale, Orlando, Houston, Phoenix, Berlin, Destin, Mexico City, Belleville, Reykjavik, Denver, Boston, Ottawa, Ho Chi Minh City, Toronto, St. Louis, Seoul, Chicago, Bucharest.
What are the most popular routes to and from Austin?
Travelers frequently search for route combinations, such as Austin and London, Manchester, New York, Toronto, San Francisco, Los Angeles, Glasgow, Las Vegas, Denver, Atlanta, Fort Lauderdale, Mexico City, Calgary, Seattle, Orlando, Medellín, Salt Lake City, Vancouver, Cancún, Lima.
What airports are near Knoxville?
The main airport in Knoxville is McGhee Tyson. It is also served by Nashville International, McGhee Tyson, Asheville Regional, Greenville–Spartanburg International, Chattanooga Metropolitan, Blue Grass, Tri-Cities Regional.
What airports are near Austin?
The main airport in Austin is Austin–Bergstrom International. It is also served by George Bush Intercontinental, San Antonio International, William P. Hobby, Killeen–Fort Hood Regional, Easterwood, Waco Regional, Victoria Regional.
Which airlines fly between Knoxville and Austin?
Currently, you can fly between Knoxville and Austin with Allegiant Air, United Airlines, Spirit Airlines, Frontier Airlines, JetBlue Airways.
When’s the best time to travel between Knoxville and Austin?
If you don’t have specific dates for your trip between Knoxville and Austin, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.
What flights operate between Knoxville and Austin?
Traveling between Knoxville and Austin, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.
How many airports are there near Knoxville?
There are a number of airports in and around Knoxville. The main one is McGhee Tyson and other nearby airports include Nashville International, McGhee Tyson, Asheville Regional, Greenville–Spartanburg International, Chattanooga Metropolitan, Blue Grass, Tri-Cities Regional
How many airports are there near Austin?
There are a number of airports in and around Austin. The main one is Austin–Bergstrom International and other nearby airports include George Bush Intercontinental, San Antonio International, William P. Hobby, Killeen–Fort Hood Regional, Easterwood, Waco Regional, Victoria Regional.
What time do nonstop (direct) flights between Knoxville and Austin depart?
What time do nonstop (direct) flights between Knoxville and Austin arrive?
What time do flights between Knoxville and Austin depart?
What time do flights between Knoxville and Austin arrive?

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