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Cheap flights from Knoxville (TYS) to Sydney (SYD)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Knoxville (TYS) to Sydney (SYD)

How to find the cheapest flight from Knoxville (TYS) to Sydney (SYD)
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How to find the cheapest flight from Knoxville (TYS) to Sydney (SYD)
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How to find the cheapest flight from Knoxville (TYS) to Sydney (SYD)
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Cheap flights from Knoxville to Sydney in March , April 2026

19 Mar - 17 Apr $ 1,574.00
TYS
Knoxville
Allegiant Air
2 STOPS
SYD
Sydney
SYD
Sydney
Allegiant Air
3 STOPS
TYS
Knoxville
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26 Mar - 17 Apr $ 1,585.00
TYS
Knoxville
Allegiant Air
2 STOPS
SYD
Sydney
SYD
Sydney
Allegiant Air
3 STOPS
TYS
Knoxville
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26 Mar - 20 Apr $ 1,604.00
TYS
Knoxville
Allegiant Air
2 STOPS
SYD
Sydney
SYD
Sydney
Allegiant Air
3 STOPS
TYS
Knoxville
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Last minute flights from Knoxville to Sydney

19 Mar - 01 Apr $ 2,242.00
TYS
Knoxville
Allegiant Air
2 STOPS
SYD
Sydney
SYD
Sydney
Allegiant Air
3 STOPS
TYS
Knoxville
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26 Mar - 01 Apr $ 2,253.00
TYS
Knoxville
Allegiant Air
2 STOPS
SYD
Sydney
SYD
Sydney
Allegiant Air
3 STOPS
TYS
Knoxville
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18 Mar - 01 Apr $ 2,283.00
TYS
Knoxville
Allegiant Air
3 STOPS
SYD
Sydney
SYD
Sydney
Allegiant Air
3 STOPS
TYS
Knoxville
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One-way flights to Sydney from Knoxville

4:55 PM - 10:35 PM
United Airlines
2 Stops
24h 10m
TYS - SYD
$ 583
Kiwi
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4:55 PM - 10:35 PM
United Airlines
2 Stops
24h 10m
TYS - SYD
$ 583
Kiwi
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4:18 PM - 10:35 PM
United Airlines
2 Stops
24h 47m
TYS - SYD
$ 583
Kiwi
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How to find the cheapest flight from Knoxville (TYS) to Sydney (SYD)

Related info for your journey
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How to find the cheapest flight from Knoxville (TYS) to Sydney (SYD)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Knoxville (TYS) to Sydney (SYD)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.