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$826+ 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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — SYD
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Knoxville to Australia

Keep the following information in mind while searching for Knoxville to Australia flight deals. Data was last updated May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$826
(United Airlines)

Popular in

July

Cheapest in

March
Provider with most accurate pricing for Knoxville McGhee Tyson-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Sydney Kingsford Smith flights.
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From Knoxville McGhee Tyson to Australia
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Highest demand for flights based on searches. 4% potential increase in price ($63 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($36 potential savings vs. average RT price).
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Find 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 May 1, 2025.

This United Airlines deal was found by Cheapflights users on 4/30. 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.
Tue 8/192:00 pmTYS - SYD
2 stops26h 55mUnited Airlines
Tue 8/269:30 amSYD - TYS
2 stops27h 05mUnited Airlines
Deal found 4/30$826
This Delta deal was found by Cheapflights users on 4/29. 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.
Mon 6/164:11 pmTYS - SYD
2 stops24h 24mDelta
Mon 7/79:25 amSYD - TYS
2 stops24h 40mDelta
Deal found 4/29$1,372
This Gurufare deal was found by Cheapflights users on 4/30. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/196:39 pmTYS - SYD
1 stop22h 16mQantas Airways
Tue 8/2612:10 pmSYD - TYS
1 stop19h 39mQantas Airways
Deal found 4/30$1,687
This StudentUniverse deal was found by Cheapflights users on 4/29. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/119:35 amTYS - BNE
2 stops42h 50mAir New Zealand
Thu 7/3112:15 pmBNE - TYS
2 stops25h 12mAir New Zealand
Deal found 4/29$1,782
This Qantas Airways deal was found by Cheapflights users on 4/30. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/192:16 pmTYS - SYD
3 stops27h 14mMultiple Airlines
Tue 8/2612:10 pmSYD - TYS
2 stops24h 49mMultiple Airlines
Deal found 4/30$1,798
This StudentUniverse deal was found by Cheapflights users on 4/29. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/209:15 amTYS - SYD
2 stops33h 30mAir New Zealand
Thu 5/299:55 amSYD - TYS
2 stops27h 44mAir New Zealand
Deal found 4/29$1,898
This United Airlines deal was found by Cheapflights users on 4/29. 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 6/115:15 pmTYS - BNE
2 stops23h 15mUnited Airlines
Thu 7/317:05 amBNE - TYS
3 stops29h 30mUnited Airlines
Deal found 4/29$1,922
This FlightHub deal was found by Cheapflights users on 4/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/26:55 amTYS - SYD
2 stops44h 15mQatar Airways
Sun 5/48:45 pmSYD - TYS
2 stops63h 35mQatar Airways
Deal found 4/28$2,261
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Wed 4/3012:14 pmTYS - SYD
1 stop28h 41mAmerican Airlines
Wed 5/710:25 amSYD - TYS
1 stop21h 06mAmerican Airlines
Deal found 4/29$2,275
This Booking.com deal was found by Cheapflights users on 4/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/205:50 amTYS - SYD
3 stops35h 30mAir Canada
Thu 5/299:20 amSYD - TYS
3 stops28h 39mAir Canada
Deal found 4/29$2,982
This Qantas Airways deal was found by Cheapflights users on 4/29. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1112:17 pmTYS - BNE
3 stops27h 08mMultiple Airlines
Thu 7/318:05 pmBNE - TYS
3 stops29h 39mMultiple Airlines
Deal found 4/29$3,212
This Jetabroad deal was found by Cheapflights users on 4/30. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2012:00 pmTYS - SYD
2 stops39h 15mLATAM Airlines
Mon 8/2511:50 amSYD - TYS
3 stops44h 27mLATAM Airlines
Deal found 4/30$8,378

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 May 1, 2025.
Use the filters below to find and compare flights from Knoxville to Australia that are best for you.

Fly from

Knoxville

Fly to

Australia

Route

Depart

Return

Price

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

Tue 8/19

2:00 pm-6:55 am

2 stops26h 55m

Sydney Kingsford Smith

Tue 8/26

9:30 am-10:35 pm

2 stops27h 05m

$826

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

Mon 6/16

4:11 pm-6:35 am

2 stops24h 24m

Sydney Kingsford Smith

Mon 7/7

9:25 am-8:05 pm

2 stops24h 40m

$1,372

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

Tue 8/19

6:39 pm-6:55 am

1 stop22h 16m

Sydney Kingsford Smith

Tue 8/26

12:10 pm-5:49 pm

1 stop19h 39m

$1,687

KnoxvilleBrisbane

TYS - BNE

TYSBNE

Knoxville McGhee Tyson

Wed 6/11

9:35 am-6:25 pm

2 stops42h 50m

Brisbane

Thu 7/31

12:15 pm-11:27 pm

2 stops25h 12m

$1,782

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

Tue 8/19

2:16 pm-7:30 am

3 stops27h 14m

Sydney Kingsford Smith

Tue 8/26

12:10 pm-10:59 pm

2 stops24h 49m

$1,798

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

Tue 5/20

9:15 am-8:45 am

2 stops33h 30m

Sydney Kingsford Smith

Thu 5/29

9:55 am-11:39 pm

2 stops27h 44m

$1,898

KnoxvilleBrisbane

TYS - BNE

TYSBNE

Knoxville McGhee Tyson

Wed 6/11

5:15 pm-6:30 am

2 stops23h 15m

Brisbane

Thu 7/31

7:05 am-10:35 pm

3 stops29h 30m

$1,922

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

Tue 5/20

5:50 am-7:20 am

3 stops35h 30m

Sydney Kingsford Smith

Thu 5/29

9:20 am-11:59 pm

3 stops28h 39m

$2,982

KnoxvilleBrisbane

TYS - BNE

TYSBNE

Knoxville McGhee Tyson

Wed 6/11

12:17 pm-5:25 am

3 stops27h 08m

Brisbane

Thu 7/31

8:05 pm-11:44 am

3 stops29h 39m

$3,212

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

Wed 8/20

12:00 pm-5:15 pm

2 stops39h 15m

Sydney Kingsford Smith

Mon 8/25

11:50 am-6:17 pm

3 stops44h 27m

$8,378

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 15 results
1
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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, March is the cheapest month in which you can book a flight from Knoxville to Australia (average of $1,043). Flying from Knoxville to Australia in December is currently the most expensive (average of $1,643). 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 AU?

Find hourly flight availability from Knoxville to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

When flying from Knoxville to Australia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Australia by month

Plan your trip to Australia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Australia ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Australia when rainfall is around 2.0 in.

Temperature in Australia by month

Plan your trip to Australia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Australia, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

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 May 1, 2025.
Peruse reviews from past customers who have flown with Japan Airlines, ANA and Delta from Knoxville to Australia to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very good
1,464 reviews

Crew

8.7

Overall

8.3

Entertainment

7.8

Food

7.7

Comfort

8.2

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Japan Airlines
8.3
Very good
1,464 reviews
Japan Airlines
8.3
Very good
1,464 reviews

Crew

8.7

Overall

8.3

Entertainment

7.8

Food

7.7

Comfort

8.2

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
ANA
8.3
Very good
852 reviews
Japan Airlines
8.3
Very good
1,464 reviews

Crew

8.7

Overall

8.3

Entertainment

7.8

Food

7.7

Comfort

8.2

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Delta
8.0
Very good
7,934 reviews
Japan Airlines
8.3
Very good
1,464 reviews

Crew

8.7

Overall

8.3

Entertainment

7.8

Food

7.7

Comfort

8.2

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Air New Zealand
8.0
Very good
472 reviews
Japan Airlines
8.3
Very good
1,464 reviews

Crew

8.7

Overall

8.3

Entertainment

7.8

Food

7.7

Comfort

8.2

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Qantas Airways
7.5
Good
829 reviews
Japan Airlines
8.3
Very good
1,464 reviews

Crew

8.7

Overall

8.3

Entertainment

7.8

Food

7.7

Comfort

8.2

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

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.

  • 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, March is the cheapest month in which you can book a flight from Knoxville to Australia (average of $1,043). Flying from Knoxville to Australia in December is currently the most expensive (average of $1,643). 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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Alternative routes for Knoxville to Australia

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Top 3 airlines flying from Knoxville to Australia

Discover the top 3 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$832Average$1,384FlexibilityNo cancel feeOn-time69%
DeltaCheapest$1,139Average$1,555FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$1,189Average$1,439FlexibilityNo cancel feeOn-time71%

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