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$521+ 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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SYD
ene. 15 — ene. 221
jue. 1/15
jue. 1/22
1 adult, Economy
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Cheap 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 diciembre 16, 2025.

This oojo deal was found by Cheapflights users on 12/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/224:50 pmBNA - SYD
1 stop23h 10mQantas Airways
vie. 1/235:50 pmSYD - BNA
2 stops39h 34mQantas Airways
Deal found 12/16$974
This oojo deal was found by Cheapflights users on 12/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/224:50 pmBNA - SYD
2 stops29h 00mQantas Airways
lun. 12/2911:20 amSYD - BNA
1 stop22h 10mQantas Airways
Deal found 12/15$1,251
This Delta deal was found by Cheapflights users on 12/13. 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.
sáb. 12/278:30 amSDF - SYD
2 stops32h 00mDelta
mar. 12/302:15 pmSYD - SDF
2 stops24h 43mDelta
Deal found 12/13$1,276
This United Airlines deal was found by Cheapflights users on 12/13. 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. 12/2710:50 amSDF - SYD
2 stops30h 15mUnited Airlines
mar. 12/3011:50 amSYD - SDF
1 stop24h 09mUnited Airlines
Deal found 12/13$1,466
This United Airlines deal was found by Cheapflights users on 12/16. 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.
mié. 12/243:25 pmSDF - SYD
1 stop23h 35mUnited Airlines
dom. 1/411:50 amSYD - SDF
1 stop40h 16mUnited Airlines
Deal found 12/16$1,470
This United Airlines deal was found by Cheapflights users on 12/16. 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.
vie. 12/263:18 pmSDF - SYD
2 stops25h 47mUnited Airlines
dom. 1/411:50 amSYD - SDF
1 stop40h 16mUnited Airlines
Deal found 12/16$1,665
This United Airlines deal was found by Cheapflights users on 12/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/315:00 pmCVG - SYD
1 stop22h 00mUnited Airlines
mar. 1/611:20 amSYD - CVG
2 stops27h 03mUnited Airlines
Deal found 12/15$1,698
This Delta deal was found by Cheapflights users on 12/15. 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. 12/316:30 amCVG - SYD
1 stop34h 00mDelta
mar. 1/610:40 amSYD - CVG
1 stop34h 33mDelta
Deal found 12/15$1,754
This United Airlines deal was found by Cheapflights users on 12/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/185:09 pmBNA - SYD
1 stop23h 06mUnited Airlines
mié. 12/318:30 amSYD - BNA
2 stops24h 37mUnited Airlines
Deal found 12/14$1,823
This Delta deal was found by Cheapflights users on 12/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/276:00 amTRI - SYD
2 stops34h 30mDelta
sáb. 1/172:15 pmSYD - TRI
2 stops35h 16mDelta
Deal found 12/14$1,868
This United Airlines deal was found by Cheapflights users on 12/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/295:09 pmBNA - SYD
1 stop23h 06mUnited Airlines
jue. 1/112:10 pmSYD - BNA
1 stop20h 57mUnited Airlines
Deal found 12/15$2,164
This United Airlines deal was found by Cheapflights users on 12/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/198:30 amBNA - SYD
1 stop31h 45mUnited Airlines
lun. 12/299:00 amSYD - BNA
2 stops38h 26mUnited Airlines
Deal found 12/15$2,187

Find flight deals from Kentucky to Sydney

Keep the following information in mind while searching for Kentucky to Sydney flight deals. Data was last updated diciembre 16, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$965
(Air Canada)

One-way from

$521
(Air Canada)

Popular in

December

Cheapest in

November

Average price

$1,772
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. 12% potential increase in price ($198 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 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 diciembre 16, 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

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

lun. 3/2

4:55 pm-8:50 pm

2 stops34h 55m

Sydney Kingsford Smith

lun. 3/16

11:20 am-4:51 pm

1 stop21h 31m

$974

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

lun. 2/23

6:03 pm-8:50 pm

2 stops33h 47m

Sydney Kingsford Smith

jue. 3/5

11:20 am-4:47 pm

1 stop22h 27m

$1,006

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

mar. 5/12

8:15 am-7:20 am

3 stops32h 05m

Sydney Kingsford Smith

jue. 5/28

9:20 am-7:45 pm

1 stop25h 25m

$1,007

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

mié. 5/20

8:15 am-7:20 am

1 stop32h 05m

Sydney Kingsford Smith

mié. 5/27

1:00 pm-7:45 pm

2 stops45h 45m

$1,017

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

lun. 2/16

2:25 pm-9:35 am

2 stops50h 10m

Sydney Kingsford Smith

vie. 2/20

11:20 am-1:16 pm

1 stop42h 56m

$1,018

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

mar. 1/20

5:00 pm-7:00 am

1 stop22h 00m

Sydney Kingsford Smith

lun. 2/9

11:50 am-3:47 pm

1 stop19h 57m

$1,154

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

mar. 1/20

5:00 pm-7:00 am

1 stop22h 00m

Sydney Kingsford Smith

mié. 2/4

12:10 pm-10:23 pm

2 stops26h 13m

$1,154

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

mar. 1/20

2:08 pm-7:00 am

2 stops24h 52m

Sydney Kingsford Smith

mar. 2/10

11:50 am-7:03 pm

2 stops23h 13m

$1,155

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

dom. 1/18

6:25 am-7:00 am

1 stop32h 35m

Sydney Kingsford Smith

lun. 2/2

11:50 am-3:47 pm

1 stop19h 57m

$1,155

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

mar. 1/13

10:05 am-6:20 am

2 stops28h 15m

Sydney Kingsford Smith

mié. 2/4

11:50 am-11:44 pm

1 stop27h 54m

$1,156

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 60 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 $768). Flying from Kentucky to Sydney in August is currently the most expensive (average of $1,129). 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 diciembre 16, 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 23% versus a flight in the morning.

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. 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 most popular routes from Kentucky to Sydney?

    When deciding which route to take from Kentucky to Sydney consider Nashville Intl - Sydney Kingsford Smith, Cincinnati Cinci./N. Kentucky - 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 $768). Flying from Kentucky to Sydney in August is currently the most expensive (average of $1,129). 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 diciembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$921Average$1,250FlexibilityNo cancel feeOn-time69%
DeltaCheapest$979Average$1,351FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$1,430Average$1,649FlexibilityNo cancel feeOn-time71%

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