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$480+ 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 4/17. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SYD
Apr 11 — Apr 181
Sat 4/11
Sat 4/18
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 March 12, 2026.

This Air Canada deal was found by Cheapflights users on 3/9. 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.
Sun 5/31:55 pm
CVG
-
SYD
2 stops51h 25m
Air Canada
Tue 5/129:20 am
SYD
-
CVG
2 stops41h 53m
Air Canada
Deal found 3/9$921
This Air Canada deal was found by Cheapflights users on 3/9. 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.
Sun 5/31:55 pm
CVG
-
SYD
3 stops51h 25m
Air Canada
Wed 5/139:20 am
SYD
-
CVG
2 stops41h 53m
Air Canada
Deal found 3/9$929
This BusinessClass deal was found by Cheapflights users on 3/8. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/239:00 am
CVG
-
SYD
1 stop32h 20m
Multiple Airlines
Mon 7/209:20 am
SYD
-
CVG
2 stops44h 34m
Multiple Airlines
Deal found 3/8$938
This lol.travel deal was found by Cheapflights users on 3/12. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/41:55 pm
CVG
-
SYD
2 stops27h 25m
Air Canada
Sun 5/179:20 am
SYD
-
CVG
2 stops25h 10m
Air Canada
Deal found 3/12$950
This Air Canada deal was found by Cheapflights users on 3/9. 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.
Sun 9/202:15 pm
CVG
-
SYD
2 stops27h 05m
Air Canada
Thu 10/1510:20 am
SYD
-
CVG
2 stops49h 10m
Air Canada
Deal found 3/9$971
This Air Canada deal was found by Cheapflights users on 3/10. 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.
Tue 10/132:15 pm
CVG
-
SYD
2 stops27h 05m
Air Canada
Tue 10/2710:20 am
SYD
-
CVG
2 stops46h 40m
Air Canada
Deal found 3/10$976
This Orbitz deal was found by Cheapflights users on 3/10. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/55:05 pm
CVG
-
SYD
2 stops48h 15m
Air Canada
Sun 4/199:20 am
SYD
-
CVG
2 stops45h 03m
Air Canada
Deal found 3/10$981
This Air Canada deal was found by Cheapflights users on 3/10. 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.
Mon 11/163:25 pm
CVG
-
SYD
2 stops26h 10m
Multiple Airlines
Thu 11/1911:20 am
SYD
-
CVG
2 stops46h 40m
Multiple Airlines
Deal found 3/10$987
This BusinessClass deal was found by Cheapflights users on 3/10. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/171:55 pm
CVG
-
SYD
2 stops27h 25m
Air New Zealand
Thu 5/219:20 am
SYD
-
CVG
1 stop41h 53m
Air New Zealand
Deal found 3/10$988
This BusinessClass deal was found by Cheapflights users on 3/7. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:30 am
CVG
-
SYD
1 stop34h 50m
Multiple Airlines
Tue 10/2710:20 am
SYD
-
CVG
1 stop46h 40m
Multiple Airlines
Deal found 3/7$993
This BusinessClass deal was found by Cheapflights users on 3/9. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/248:15 am
BNA
-
SYD
2 stops32h 05m
Multiple Airlines
Sun 6/79:20 am
SYD
-
BNA
2 stops39h 14m
Multiple Airlines
Deal found 3/9$1,131
This BusinessClass deal was found by Cheapflights users on 3/9. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/58:10 am
BNA
-
SYD
1 stop32h 10m
Multiple Airlines
Mon 4/209:20 am
SYD
-
BNA
2 stops49h 34m
Multiple Airlines
Deal found 3/9$1,136

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 March 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$921
(Air Canada)

One-way from

$480
(KAYAK)

Popular in

March

Cheapest in

November

Average price

$2,055
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. 11% potential increase in price ($201 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($51 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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 March 12, 2026.
Use the filters below to find and compare flights from Kentucky to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Tue 9/8

2:15 pm-7:20 am

2 stops51h 05m

Sydney Kingsford Smith

Tue 9/22

9:20 am-8:30 pm

3 stops49h 10m

$980

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Fri 8/21

9:00 am-7:20 am

1 stop32h 20m

Sydney Kingsford Smith

Sun 8/30

9:20 am-1:14 pm

2 stops41h 54m

$1,106

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Fri 8/21

6:30 am-7:20 am

2 stops58h 50m

Sydney Kingsford Smith

Sun 8/30

9:20 am-1:14 pm

2 stops41h 54m

$1,168

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Wed 6/10

3:25 pm-7:00 am

2 stops25h 35m

Sydney Kingsford Smith

Wed 6/17

10:20 am-10:30 pm

2 stops26h 10m

$1,184

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Tue 6/9

8:00 am-7:00 am

3 stops33h 00m

Sydney Kingsford Smith

Wed 6/17

9:30 am-8:23 pm

2 stops24h 53m

$1,184

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Sun 4/5

6:02 pm-6:55 am

1 stop22h 53m

Sydney Kingsford Smith

Sun 4/19

12:00 pm-8:10 pm

1 stop22h 10m

$1,254

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Tue 9/8

8:23 pm-6:55 am

1 stop20h 32m

Sydney Kingsford Smith

Tue 9/22

12:00 pm-9:43 pm

1 stop23h 43m

$1,254

LexingtonSydney

LEX - SYD

LEXSYD

Lexington Blue Grass

Mon 4/6

1:57 pm-7:00 am

2 stops27h 03m

Sydney Kingsford Smith

Sat 6/6

9:30 am-7:09 pm

2 stops23h 39m

$1,312

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Mon 6/22

2:06 pm-7:00 am

2 stops26h 54m

Sydney Kingsford Smith

Tue 7/7

9:30 am-7:11 pm

2 stops23h 41m

$1,312

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Tue 6/23

3:29 pm-7:00 am

2 stops25h 31m

Sydney Kingsford Smith

Tue 7/7

9:30 am-8:37 pm

2 stops25h 07m

$1,312

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/10

Showing 1-10 of 60 resultsSorted by cheapest first
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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 $748). Flying from Kentucky to Sydney in April is currently the most expensive (average of $1,375). 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.

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 53m. Fly via Air Canada, United Airlines, or Qantas Airways 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 Louisville Intl - 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 $748). Flying from Kentucky to Sydney in April is currently the most expensive (average of $1,375). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 March 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$933Average$1,353FlexibilityNo cancel feeOn-time69%
DeltaCheapest$985Average$1,424FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$1,494Average$1,649FlexibilityNo cancel feeOn-time71%

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