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$1,191+ Cheap flights from Knoxville (TYS) to Australia

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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SYD
Jul 26 — Aug 21
Sun 7/26
Sun 8/2
1 adult, Economy
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Cheap flight deals from Knoxville to Australia

Cheapest flights from Knoxville to Australia
Explore the most affordable flight options available from Knoxville to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2026.

This United Airlines deal was found by Cheapflights users on 6/25. 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.
Sun 8/96:00 am
TYS
-
SYD
2 stops35h 00m
United Airlines
Sun 8/169:30 am
SYD
-
TYS
2 stops26h 15m
United Airlines
Deal found 6/25$1,191
This oojo deal was found by Cheapflights users on 6/25. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/154:27 pm
TYS
-
BNE
1 stop23h 03m
Qantas Airways
Sat 11/219:40 am
BNE
-
TYS
1 stop20h 57m
Qantas Airways
Deal found 6/25$1,199
This oojo deal was found by Cheapflights users on 6/25. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/64:27 pm
TYS
-
BNE
1 stop23h 03m
Qantas Airways
Fri 11/139:40 am
BNE
-
TYS
1 stop22h 48m
Qantas Airways
Deal found 6/25$1,200
This American Airlines deal was found by Cheapflights users on 6/25. 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.
Fri 11/61:13 pm
TYS
-
BNE
2 stops26h 17m
American Airlines
Fri 11/131:10 pm
BNE
-
TYS
2 stops23h 14m
American Airlines
Deal found 6/25$1,244
This oojo deal was found by Cheapflights users on 6/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/258:37 pm
TYS
-
BNE
2 stops43h 13m
Qantas Airways
Sat 10/319:45 am
BNE
-
TYS
1 stop23h 35m
Qantas Airways
Deal found 6/24$1,248
This United Airlines deal was found by Cheapflights users on 6/24. 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.
Sun 10/255:55 pm
TYS
-
BNE
2 stops46h 35m
United Airlines
Sat 10/3110:40 am
BNE
-
TYS
2 stops38h 10m
United Airlines
Deal found 6/24$1,267
This American Airlines deal was found by Cheapflights users on 6/23. 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 8/86:50 pm
TYS
-
SYD
1 stop22h 05m
American Airlines
Sat 8/1512:00 pm
SYD
-
TYS
1 stop25h 18m
American Airlines
Deal found 6/23$1,284
This United Airlines deal was found by Cheapflights users on 6/26. 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.
Sat 6/277:15 am
TYS
-
SYD
2 stops33h 45m
United Airlines
Sat 7/410:20 am
SYD
-
TYS
2 stops24h 19m
United Airlines
Deal found 6/26$1,290
This Ovago deal was found by Cheapflights users on 6/25. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/311:53 pm
TYS
-
SYD
2 stops27h 07m
Air New Zealand
Thu 9/1010:20 am
SYD
-
TYS
2 stops26h 24m
Air New Zealand
Deal found 6/25$1,291
This oojo deal was found by Cheapflights users on 6/25. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/316:50 pm
TYS
-
SYD
1 stop22h 05m
Qantas Airways
Thu 9/1012:00 pm
SYD
-
TYS
1 stop21h 32m
Qantas Airways
Deal found 6/25$1,353
This United Airlines deal was found by Cheapflights users on 6/25. 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 9/2812:05 pm
TYS
-
SYD
2 stops28h 55m
United Airlines
Sat 10/2411:20 am
SYD
-
TYS
2 stops24h 40m
United Airlines
Deal found 6/25$1,361
This American Airlines deal was found by Cheapflights users on 6/25. 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.
Mon 9/283:53 pm
TYS
-
SYD
2 stops25h 12m
American Airlines
Sat 10/241:00 pm
SYD
-
TYS
1 stop25h 18m
American Airlines
Deal found 6/25$1,377

Find flight deals from Knoxville to Australia

Keep the following information in mind while searching for Knoxville to Australia flight deals. Data was last updated June 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,191
(United Airlines)

Popular in

April

Cheapest in

July

Average price

$1,275
Provider with most accurate pricing for Knoxville McGhee Tyson-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Sydney Kingsford Smith flights.
Search Deals
From Knoxville McGhee Tyson to Australia
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($584 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 14% potential price decrease ($206 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Australia 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 2,558,603 searches. Data last updated June 26, 2026.
Use the filters below to find and compare flights from Knoxville to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

KnoxvilleBrisbane

TYS - BNE

TYSBNE

Knoxville McGhee Tyson

Sun 11/15

4:27 pm-6:30 am

1 stop23h 03m

Brisbane

Sat 11/21

9:40 am-3:37 pm

1 stop20h 57m

$1,199

KnoxvilleBrisbane

TYS - BNE

TYSBNE

Knoxville McGhee Tyson

Sun 11/15

5:15 pm-7:30 am

2 stops47h 15m

Brisbane

Sat 11/21

11:40 am-9:50 am

2 stops37h 10m

$1,267

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

Fri 7/24

8:48 am-7:00 am

2 stops32h 12m

Sydney Kingsford Smith

Fri 7/31

10:20 am-11:12 pm

2 stops26h 52m

$1,575

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

Fri 8/7

3:25 pm-7:00 am

2 stops25h 35m

Sydney Kingsford Smith

Tue 8/11

10:20 am-10:29 pm

2 stops26h 09m

$2,262

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

Sat 8/15

4:50 pm-6:55 am

2 stops24h 05m

Sydney Kingsford Smith

Wed 8/19

9:30 am-9:45 pm

2 stops26h 15m

$2,263

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

Fri 9/4

1:46 pm-6:25 am

2 stops26h 39m

Sydney Kingsford Smith

Fri 9/18

9:25 pm-11:19 am

3 stops27h 54m

$2,269

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

Sat 8/15

6:02 pm-7:20 am

3 stops47h 18m

Sydney Kingsford Smith

Wed 8/19

9:20 am-8:53 pm

2 stops25h 33m

$2,363

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

Sat 8/15

4:00 pm-1:55 pm

2 stops31h 55m

Sydney Kingsford Smith

Wed 8/19

12:00 pm-9:53 pm

1 stop23h 53m

$2,485

KnoxvilleBrisbane

TYS - BNE

TYSBNE

Knoxville McGhee Tyson

Sun 10/25

1:40 pm-9:05 am

3 stops29h 25m

Brisbane

Sat 10/31

1:10 pm-9:04 pm

2 stops21h 54m

$3,400

KnoxvilleBrisbane

TYS - BNE

TYSBNE

Knoxville McGhee Tyson

Sun 11/15

6:18 pm-5:15 pm

2 stops31h 57m

Brisbane

Sat 11/21

6:00 am-5:28 pm

3 stops26h 28m

$4,807

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/25

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

Best time to book a flight from Knoxville to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from Knoxville with our price prediction graph.
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 Australia

What is the cheapest month to book a flight from Knoxville to Australia?

Currently, July is the cheapest month in which you can book a flight from Knoxville to Australia (average of $528). Flying from Knoxville to Australia in January is currently the most expensive (average of $1,883). 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.

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. 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 Australia. Reviews last updated June 26, 2026.
Read through reviews of airlines operating flights from Knoxville to Australia, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,893 reviews

Crew

8.1

Overall

7.4

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
United Airlines
7.4
Good
9,893 reviews
United Airlines
7.4
Good
9,893 reviews

Crew

8.1

Overall

7.4

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
American Airlines
7.1
Good
11,769 reviews
United Airlines
7.4
Good
9,893 reviews

Crew

8.1

Overall

7.4

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Knoxville to Australia?

    Located just 11.3 mi from the city center, Knoxville McGhee Tyson (TYS) is the airport most travelers will use when flying to Australia from Knoxville.

  • How long is the flight from Knoxville to Australia?

    A quick flight from Knoxville to Australia can take about 23h 03m. Qantas Airways provides one of the quickest options available for as low as $1,199. Knoxville and Australia are separated by a distance of 9067 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Knoxville to Australia?

    While some choose either Knoxville McGhee Tyson - Brisbane or Knoxville McGhee Tyson - Darwin, Knoxville McGhee Tyson - Sydney Kingsford Smith is the most popular route from Knoxville to Australia.

  • Can I find deals for flights from Knoxville to Australia that include hotel bookings?

    Yes. In addition to deals on Knoxville to Australia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Knoxville to Australia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Knoxville to Australia.

  • Can I find deals for business class flights from Knoxville to Australia?

    Yes. Cheapflights offers flight deals from Knoxville to Australia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Knoxville to Australia?

    Currently, July is the cheapest month in which you can book a flight from Knoxville to Australia (average of $528). Flying from Knoxville to Australia in January is currently the most expensive (average of $1,883). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Knoxville to Australia

Discover the top 2 airlines that operate flights from Knoxville to Australia. 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 2,558,603 searches. Data last updated June 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$826Average$1,298FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$901Average$1,297FlexibilityNo cancel feeOn-time71%

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