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Sydney

$725+ Cheap flights from Knoxville (TYS) to Sydney (SYD)

TYS — SYD
Dec 2 — Dec 91
Wed 12/2
Wed 12/9
1 adult, Economy
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Cheap flight deals from Knoxville to Sydney

Cheapest flights from Knoxville to Sydney

Tue 12/85:32 pm -
2 stops46h 03m
Sun 12/202:05 pm -
1 stop19h 53m
Deal found 10/30$1,155
Thu 12/246:48 pm -
2 stops28h 02m
Mon 1/182:05 pm -
1 stop20h 10m
Deal found 10/29$1,231
Thu 12/246:48 pm -
2 stops34h 02m
Sun 1/172:05 pm -
1 stop20h 10m
Deal found 11/2$1,240
Thu 12/316:48 pm -
2 stops34h 02m
Sun 1/172:05 pm -
1 stop20h 10m
Deal found 10/29$1,295
Mon 12/145:32 pm -
1 stop21h 23m
Mon 12/219:45 am -
2 stops44h 20m
Deal found 10/29$1,367
Thu 12/247:00 am -
3 stops31h 25m
Sun 1/176:05 am -
2 stops23h 50m
Deal found 11/1$1,435
Tue 11/35:05 pm -
2 stops24h 15m
Tue 11/109:15 am -
1 stop24h 39m
Deal found 11/2$1,498

Find flight deals from Knoxville to Sydney

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,090
(FlightHub)

One-way from

$725
(oojo)

Popular in

January

Cheapest in

March

Average price

$1,626
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 Sydney Kingsford Smith
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One-way flight from Knoxville McGhee Tyson to Sydney Kingsford Smith
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Highest demand for flights based on searches. 6% potential increase in price ($113 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in November 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Knoxville to Sydney that are best for you.

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Route

Depart

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Price

Cheapest round-trip

KnoxvilleSydney

TYS Knoxville McGhee Tyson - SYD Sydney Kingsford Smith

TYSSYD

Knoxville McGhee Tyson

Tue 4/6

1:20 pm-6:30 am

3 stops27h 10m

Sydney Kingsford Smith

Wed 12/31

12:00 am-9:00 am

Nonstop0h 00m

$742
Quickest round-trip

KnoxvilleSydney

TYS Knoxville McGhee Tyson - SYD Sydney Kingsford Smith

TYSSYD

Knoxville McGhee Tyson

Tue 4/6

6:54 pm-6:55 am

1 stop22h 01m

Sydney Kingsford Smith

Wed 12/31

12:00 am-9:00 am

Nonstop0h 00m

$769

KnoxvilleSydney

TYS Knoxville McGhee Tyson - SYD Sydney Kingsford Smith

TYSSYD

Knoxville McGhee Tyson

Wed 2/24

6:44 pm-8:50 pm

2 stops34h 06m

Sydney Kingsford Smith

Sun 3/14

1:05 pm-4:54 pm

1 stop19h 49m

$1,090

KnoxvilleSydney

TYS Knoxville McGhee Tyson - SYD Sydney Kingsford Smith

TYSSYD

Knoxville McGhee Tyson

Wed 2/24

2:52 pm-10:20 am

3 stops27h 28m

Sydney Kingsford Smith

Sun 3/14

1:05 pm-4:54 pm

1 stop19h 49m

$1,320

KnoxvilleSydney

TYS Knoxville McGhee Tyson - SYD Sydney Kingsford Smith

TYSSYD

Knoxville McGhee Tyson

Mon 12/14

5:32 pm-6:55 am

1 stop21h 23m

Sydney Kingsford Smith

Mon 12/21

9:45 am-2:05 pm

2 stops44h 20m

$1,367

KnoxvilleSydney

TYS Knoxville McGhee Tyson - SYD Sydney Kingsford Smith

TYSSYD

Knoxville McGhee Tyson

Thu 12/24

6:57 am-8:35 am

2 stops33h 38m

Sydney Kingsford Smith

Mon 1/18

7:25 pm-9:59 pm

2 stops42h 34m

$1,648

KnoxvilleSydney

TYS Knoxville McGhee Tyson - SYD Sydney Kingsford Smith

TYSSYD

Knoxville McGhee Tyson

Thu 12/31

6:48 pm-5:00 pm

2 stops30h 12m

Sydney Kingsford Smith

Sun 1/17

6:05 am-1:55 pm

2 stops23h 50m

$1,706

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/31

Sorted by cheapest first

Compare providers for flights from Knoxville to Sydney

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Knoxville to Sydney in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Knoxville-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-Sydney 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-Sydney 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 Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Knoxville with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Knoxville to Sydney

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

Currently, March is the cheapest month in which you can book a flight from Knoxville to Sydney (average of $1,230). Flying from Knoxville to Sydney 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 Sydney

See what other customers who have flown with American Airlines from Knoxville to Sydney have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.0
Good
12,214 reviews

Boarding

7.4

Crew

7.9

Overall

7.0

Comfort

7.2

Food

6.4

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Linda,Jul 2026

ROA - CLT

Very helpful and friendly people who pushed me where I needed to go
American Airlines
7.0
Good
12,214 reviews
American Airlines
7.0
Good
12,214 reviews

Boarding

7.4

Crew

7.9

Overall

7.0

Comfort

7.2

Food

6.4

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Linda,Jul 2026

ROA - CLT

Very helpful and friendly people who pushed me where I needed to go

Related info for your journey

  • How long is the flight from Knoxville to Sydney?

    A quick flight from Knoxville to Sydney can take about 34h 06m. Qantas Airways provides one of the quickest options available for as low as $1,090. There are 9343 mi between Knoxville and Sydney.

  • What is the cheapest airline to fly from Knoxville to Sydney round-trip?

    Cheapflights users have booked flights from Knoxville to Sydney round-trip from $1,167. Users have found that American Airlines is 25% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville to Sydney 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 Sydney?

    Currently, March is the cheapest month in which you can book a flight from Knoxville to Sydney (average of $1,230). Flying from Knoxville to Sydney 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

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Coogee
Manly

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Alternative routes for Knoxville to Sydney

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Top airline flying from Knoxville to Sydney

AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$1,167Average$1,326FlexibilityNo cancel feeOn-time71%

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