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$527+ Cheap flights from Kentucky to Sydney (SYD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/21. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SYD
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
1 adult, Economy
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Cheap flight deals from Kentucky to Sydney

Keep the following information in mind while searching for Kentucky to Sydney flight deals. Data was last updated septiembre 17, 2025.

Round-trip from

$983
(United Airlines)

One-way from

$527
(United Airlines)

Popular in

December

Cheapest in

April

Average price

$1,350
From Kentucky to Sydney Kingsford Smith
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One-way flight from Kentucky to Sydney Kingsford Smith
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Highest demand for flights based on searches. 14% potential increase in price ($219 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Kentucky to Sydney

Cheapest flights from Kentucky to Sydney
Explore the most affordable flight options available from Kentucky to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 17, 2025.

This United Airlines deal was found by Cheapflights users on 9/16. 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.
dom. 12/74:59 pmTYS - SYD
1 stop22h 01mUnited Airlines
mié. 12/1711:50 amSYD - TYS
1 stop27h 54mUnited Airlines
Deal found 9/16$983
This United Airlines deal was found by Cheapflights users on 9/16. 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.
dom. 12/711:42 amTYS - SYD
1 stop27h 18mUnited Airlines
jue. 12/1811:20 amSYD - TYS
2 stops28h 22mUnited Airlines
Deal found 9/16$987
This United Airlines deal was found by Cheapflights users on 9/16. 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.
dom. 12/71:52 pmTYS - SYD
2 stops27h 13mUnited Airlines
mar. 12/2311:20 amSYD - TYS
2 stops43h 40mUnited Airlines
Deal found 9/16$1,002
This FlightHub deal was found by Cheapflights users on 9/16. 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.
mar. 9/235:22 pmBNA - SYD
1 stop22h 43mQantas Airways
mar. 9/309:10 amSYD - BNA
1 stop22h 21mQantas Airways
Deal found 9/16$1,005
This Delta deal was found by Cheapflights users on 9/15. 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.
mar. 9/232:47 pmBNA - SYD
1 stop24h 48mDelta
mar. 9/309:25 amSYD - BNA
1 stop26h 31mDelta
Deal found 9/15$1,038
This FlightHub deal was found by Cheapflights users on 9/16. 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.
sáb. 9/204:33 pmCVG - SYD
1 stop24h 22mQantas Airways
lun. 9/2212:10 pmSYD - CVG
1 stop24h 51mQantas Airways
Deal found 9/16$1,072
This Delta deal was found by Cheapflights users on 9/15. 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.
mié. 9/248:10 amSDF - SYD
2 stops32h 25mDelta
dom. 10/1210:25 amSYD - SDF
2 stops23h 05mDelta
Deal found 9/15$1,082
This Priceline deal was found by Cheapflights users on 9/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/205:22 pmBNA - SYD
1 stop22h 43mQantas Airways
lun. 9/229:10 amSYD - BNA
1 stop22h 21mQantas Airways
Deal found 9/16$1,091
This United Airlines deal was found by Cheapflights users on 9/16. 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.
sáb. 9/206:20 pmBNA - SYD
2 stops45h 40mUnited Airlines
sáb. 10/410:20 amSYD - BNA
1 stop20h 19mUnited Airlines
Deal found 9/16$1,092
This FlightHub deal was found by Cheapflights users on 9/16. 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.
sáb. 9/205:22 pmBNA - SYD
1 stop22h 43mQantas Airways
sáb. 10/49:10 amSYD - BNA
1 stop22h 21mQantas Airways
Deal found 9/16$1,099
This FlightHub deal was found by Cheapflights users on 9/16. 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.
mié. 12/105:19 pmCVG - SYD
1 stop21h 36mQantas Airways
mié. 12/177:05 amSYD - CVG
2 stops25h 01mQantas Airways
Deal found 9/16$1,100
This Mytrip deal was found by Cheapflights users on 9/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/411:25 amBNA - SYD
3 stops29h 10mMultiple Airlines
jue. 12/1111:20 amSYD - BNA
2 stops25h 30mMultiple Airlines
Deal found 9/14$1,103

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kentucky to Sydney 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 septiembre 17, 2025.
Use the filters below to find and compare flights from Kentucky to Sydney that are best for you.

Fly from

Kentucky

Fly to

Sydney

Route

Depart

Return

Price

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

dom. 12/7

9:10 am-7:00 am

1 stop29h 50m

Sydney Kingsford Smith

lun. 12/22

11:50 am-6:10 pm

1 stop22h 20m

$983

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

sáb. 2/7

11:40 am-7:00 am

1 stop27h 20m

Sydney Kingsford Smith

lun. 2/16

11:50 am-5:37 pm

1 stop21h 47m

$983

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

mar. 2/3

4:25 pm-9:15 am

2 stops24h 50m

Sydney Kingsford Smith

mar. 3/3

11:50 am-7:34 pm

1 stop23h 44m

$983

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

vie. 2/6

11:40 am-6:20 am

2 stops26h 40m

Sydney Kingsford Smith

lun. 2/16

11:50 am-9:07 pm

2 stops25h 17m

$987

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

mar. 12/9

4:59 pm-7:00 am

1 stop22h 01m

Sydney Kingsford Smith

mié. 12/17

11:20 am-11:44 pm

2 stops28h 24m

$987

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

mar. 12/9

11:42 am-9:15 am

2 stops29h 33m

Sydney Kingsford Smith

jue. 12/18

11:20 am-7:50 pm

2 stops24h 30m

$987

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

jue. 11/6

4:54 pm-6:55 am

1 stop22h 01m

Sydney Kingsford Smith

sáb. 11/15

7:05 am-7:56 pm

2 stops28h 51m

$1,118

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

lun. 11/3

5:20 pm-6:55 am

1 stop21h 35m

Sydney Kingsford Smith

lun. 11/10

9:55 pm-7:58 pm

2 stops38h 03m

$1,120

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

mié. 12/10

11:45 am-10:30 am

2 stops30h 45m

Sydney Kingsford Smith

mié. 12/17

11:45 am-11:44 pm

2 stops27h 59m

$1,135

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

vie. 10/31

2:57 pm-9:00 am

1 stop26h 03m

Sydney Kingsford Smith

vie. 11/7

11:20 am-3:05 pm

2 stops44h 45m

$1,135

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 58 results
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Best time to book a flight from Kentucky to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Kentucky 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 Kentucky to Sydney

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

Currently, March is the cheapest month in which you can book a flight from Kentucky to Sydney (average of $1,032). Flying from Kentucky to Sydney in December is currently the most expensive (average of $1,627). 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 KY to SYD?

Find hourly flight availability from Kentucky to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 17, 2025.

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

Related info for your journey

Find useful and relevant information for your journey from Kentucky to Sydney. 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 into for flights to Sydney from Kentucky?

    Sydney Kingsford Smith (SYD) is the airport you will fly into if you book a flight from Kentucky to Sydney. It is only a 4.6 mi journey from Kingsford Smith (SYD) to Sydney’s city center.

  • How long is the flight from Kentucky to Sydney?

    There are many flights that can get you from Kentucky to Sydney in 22h 01m. Fly via United Airlines, Qantas Airways, or Air New Zealand to get the fastest option. The distance from Kentucky to Sydney is about 9357 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Kentucky to Sydney one-way?

    The cheapest airlines for a one-way flight from Kentucky to Sydney are United Airlines ($527), Delta ($605), and Qantas Airways ($616).

  • What are the most popular routes from Kentucky to Sydney?

    When deciding which route to take from Kentucky to Sydney consider Cincinnati Cinci./N. Kentucky - Sydney Kingsford Smith, Nashville Intl - Sydney Kingsford Smith or Knoxville McGhee Tyson - Sydney Kingsford Smith as they are the most popular.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Kentucky to Sydney (average of $1,032). Flying from Kentucky to Sydney in December is currently the most expensive (average of $1,627). 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
Manly
Coogee

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Top 4 airlines flying from Kentucky to Sydney

Discover the top 4 airlines that operate flights from Kentucky to Sydney. 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 septiembre 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$921Average$1,268FlexibilityNo cancel feeOn-time69%
DeltaCheapest$979Average$1,409FlexibilityNo cancel feeOn-timeN/A
Qantas AirwaysCheapest$1,318Average$1,721FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$1,349Average$1,498FlexibilityNo cancel feeOn-time71%

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