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$558+ 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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SYD
nov. 29 — dic. 61
sáb. 11/29
sáb. 12/6
1 adult, Economy
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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 octubre 30, 2025.

This oojo deal was found by Cheapflights users on 10/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/64:54 pmCVG - SYD
1 stop22h 01mQantas Airways
sáb. 11/156:05 amSYD - CVG
2 stops26h 07mQantas Airways
Deal found 10/30$1,044
This Cheapflightsfares deal was found by Cheapflights users on 10/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/44:13 pmBNA - SYD
1 stop23h 47mQantas Airways
mié. 11/1211:20 amSYD - BNA
1 stop22h 12mQantas Airways
Deal found 10/30$1,208
This Air Canada deal was found by Cheapflights users on 10/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/43:41 pmBNA - SYD
2 stops24h 54mMultiple Airlines
lun. 11/1011:20 amSYD - BNA
2 stops44h 45mMultiple Airlines
Deal found 10/28$1,233
This American Airlines deal was found by Cheapflights users on 10/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/93:20 pmCVG - SYD
2 stops25h 40mAmerican Airlines
dom. 11/2311:20 amSYD - CVG
2 stops23h 41mAmerican Airlines
Deal found 10/30$1,234
This Priceline deal was found by Cheapflights users on 10/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/34:13 pmBNA - SYD
1 stop23h 47mQantas Airways
dom. 11/911:20 amSYD - BNA
1 stop22h 12mQantas Airways
Deal found 10/29$1,246
This American Airlines deal was found by Cheapflights users on 10/29. 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.
mié. 11/512:35 pmCVG - SYD
2 stops28h 25mAmerican Airlines
mié. 11/1211:20 amSYD - CVG
2 stops23h 32mAmerican Airlines
Deal found 10/29$1,251
This American Airlines deal was found by Cheapflights users on 10/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/43:36 pmBNA - SYD
2 stops24h 24mAmerican Airlines
mié. 11/1211:20 amSYD - BNA
2 stops24h 31mAmerican Airlines
Deal found 10/30$1,251
This American Airlines deal was found by Cheapflights users on 10/29. 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.
dom. 11/2312:35 pmCVG - SYD
2 stops28h 25mAmerican Airlines
sáb. 12/611:20 amSYD - CVG
2 stops26h 34mAmerican Airlines
Deal found 10/29$1,254
This United Airlines deal was found by Cheapflights users on 10/29. 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.
mié. 11/511:45 amCVG - SYD
1 stop27h 15mUnited Airlines
mié. 11/1211:50 amSYD - CVG
1 stop20h 14mUnited Airlines
Deal found 10/29$1,263
This United Airlines deal was found by Cheapflights users on 10/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/65:47 pmLEX - SYD
2 stops45h 13mUnited Airlines
lun. 12/2911:20 amSYD - LEX
2 stops25h 44mUnited Airlines
Deal found 10/28$1,268
This United Airlines deal was found by Cheapflights users on 10/30. 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.
sáb. 11/225:52 pmTYS - SYD
2 stops45h 08mUnited Airlines
mar. 12/211:20 amSYD - TYS
2 stops24h 34mUnited Airlines
Deal found 10/30$1,283
This Priceline deal was found by Cheapflights users on 10/28. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/44:13 pmBNA - SYD
1 stop23h 47mQantas Airways
jue. 11/1311:20 amSYD - BNA
1 stop22h 12mQantas Airways
Deal found 10/28$1,296

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 octubre 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,035
(oojo)

One-way from

$558
(Priceline)

Popular in

December

Cheapest in

April

Average price

$1,337
Provider with most accurate pricing for Louisville Intl-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Sydney Kingsford Smith flights.
Search Deals
From Kentucky to Sydney Kingsford Smith
Search Deals
One-way flight from Kentucky to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($212 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 octubre 30, 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

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

6:05 am-4:12 pm

2 stops26h 07m

$1,044

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

jue. 2/19

2:25 pm-9:35 am

2 stops50h 10m

Sydney Kingsford Smith

jue. 2/26

11:20 am-3:05 pm

3 stops44h 45m

$1,171

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

vie. 1/30

5:14 pm-9:00 am

1 stop22h 46m

Sydney Kingsford Smith

vie. 2/6

7:15 pm-4:24 pm

2 stops38h 09m

$1,174

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

jue. 3/19

2:25 pm-8:35 am

3 stops50h 10m

Sydney Kingsford Smith

dom. 4/5

9:20 am-3:05 pm

3 stops44h 45m

$1,200

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

lun. 3/2

2:25 pm-9:35 am

2 stops50h 10m

Sydney Kingsford Smith

lun. 3/16

10:25 am-1:16 pm

2 stops42h 51m

$1,215

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

mié. 3/11

11:42 am-7:00 am

1 stop28h 18m

Sydney Kingsford Smith

mié. 3/25

11:50 am-11:48 pm

1 stop26h 58m

$1,231

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

mar. 3/10

5:07 pm-7:00 am

1 stop22h 53m

Sydney Kingsford Smith

vie. 3/27

11:50 am-11:48 pm

1 stop26h 58m

$1,231

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

lun. 3/9

11:42 am-7:00 am

1 stop28h 18m

Sydney Kingsford Smith

mié. 3/25

11:50 am-11:48 pm

1 stop26h 58m

$1,231

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

dom. 11/9

12:35 pm-6:55 am

1 stop26h 20m

Sydney Kingsford Smith

dom. 11/23

11:20 am-7:01 pm

2 stops23h 41m

$1,235

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

mié. 3/11

5:07 pm-9:05 am

2 stops24h 58m

Sydney Kingsford Smith

jue. 3/26

10:20 am-6:09 pm

2 stops22h 49m

$1,235

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 57 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, May is the cheapest month in which you can book a flight from Kentucky to Sydney (average of $728). Flying from Kentucky to Sydney in January is currently the most expensive (average of $1,079). 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 octubre 30, 2025.

When flying from Kentucky to Sydney, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 11% versus a flight in the afternoon.

How much does it cost to fly round-trip from Kentucky to Sydney?

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 Qantas Airways, Air Canada, or United Airlines 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 Air Canada ($574), American Airlines ($578), and Qantas Airways ($600).

  • 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, May is the cheapest month in which you can book a flight from Kentucky to Sydney (average of $728). Flying from Kentucky to Sydney in January is currently the most expensive (average of $1,079). 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 3 airlines flying from Kentucky to Sydney

Discover the top 3 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 octubre 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$921Average$1,206FlexibilityNo cancel feeOn-time69%
DeltaCheapest$979Average$1,338FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$1,376Average$1,498FlexibilityNo cancel feeOn-time71%

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