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$554+ 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 6/10. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SYD
May 30 — Jun 61
Sat 5/30
Sat 6/6
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 April 30, 2026.

This oojo deal was found by Cheapflights users on 4/29. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/255:20 pm
BNA
-
SYD
1 stop22h 40m
Qantas Airways
Thu 11/195:50 pm
SYD
-
BNA
2 stops39h 47m
Qantas Airways
Deal found 4/29$1,012
This Qantas Airways deal was found by Cheapflights users on 4/26. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/305:27 pm
BNA
-
SYD
2 stops47h 28m
Qantas Airways
Fri 12/1811:15 am
SYD
-
BNA
1 stop22h 15m
Qantas Airways
Deal found 4/26$1,187
This United Airlines deal was found by Cheapflights users on 4/25. 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.
Thu 4/302:45 pm
CVG
-
SYD
2 stops26h 15m
United Airlines
Thu 5/1410:20 am
SYD
-
CVG
2 stops35h 59m
United Airlines
Deal found 4/25$1,248
This United Airlines deal was found by Cheapflights users on 4/27. 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.
Fri 6/53:25 pm
SDF
-
SYD
2 stops25h 35m
United Airlines
Fri 6/199:30 am
SYD
-
SDF
2 stops24h 53m
United Airlines
Deal found 4/27$1,260
This United Airlines deal was found by Cheapflights users on 4/27. 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.
Thu 6/45:00 pm
CVG
-
SYD
2 stops24h 00m
United Airlines
Fri 6/199:30 am
SYD
-
CVG
2 stops28h 29m
United Airlines
Deal found 4/27$1,260
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Thu 5/143:36 pm
CVG
-
SYD
2 stops25h 19m
United Airlines
Sat 5/2310:20 am
SYD
-
CVG
2 stops22h 50m
United Airlines
Deal found 4/29$1,261
This Justfly.com deal was found by Cheapflights users on 4/27. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/109:00 am
CVG
-
SYD
2 stops32h 20m
Air Canada
Wed 6/39:20 am
SYD
-
CVG
2 stops41h 53m
Air Canada
Deal found 4/27$1,265
This United Airlines deal was found by Cheapflights users on 4/28. 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.
Thu 8/133:41 pm
SDF
-
SYD
2 stops25h 14m
United Airlines
Mon 8/249:30 am
SYD
-
SDF
2 stops25h 06m
United Airlines
Deal found 4/28$1,302
This Delta deal was found by Cheapflights users on 4/26. 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.
Tue 5/265:55 am
LEX
-
SYD
2 stops34h 55m
Delta
Thu 6/119:15 am
SYD
-
LEX
2 stops38h 54m
Delta
Deal found 4/26$1,302
This United Airlines deal was found by Cheapflights users on 4/27. 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.
Sat 6/65:00 pm
CVG
-
SYD
2 stops24h 00m
United Airlines
Tue 6/1610:20 am
SYD
-
CVG
2 stops27h 39m
United Airlines
Deal found 4/27$1,302
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1412:00 pm
CVG
-
SYD
2 stops28h 50m
Delta
Wed 5/279:15 am
SYD
-
CVG
2 stops23h 40m
Delta
Deal found 4/29$1,303
This Delta deal was found by Cheapflights users on 4/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/207:30 pm
BNA
-
SYD
1 stop20h 20m
Delta
Mon 8/39:15 am
SYD
-
BNA
1 stop24h 09m
Delta
Deal found 4/28$1,310

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 April 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,012
(oojo)

One-way from

$554
(Kiwi.com)

Popular in

March

Cheapest in

August

Average price

$1,584
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 ($195 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($50 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 30, 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

LexingtonSydney

LEX - SYD

LEXSYD

Lexington Blue Grass

Tue 5/26

5:55 am-6:50 am

2 stops34h 55m

Sydney Kingsford Smith

Thu 6/11

9:15 am-10:09 am

2 stops38h 54m

$1,302

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Thu 8/6

6:30 am-6:50 am

1 stop34h 20m

Sydney Kingsford Smith

Sun 8/16

9:15 am-10:52 pm

2 stops27h 37m

$1,312

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Sun 8/9

4:59 pm-6:55 am

1 stop22h 56m

Sydney Kingsford Smith

Sun 8/23

10:20 am-8:50 pm

1 stop25h 30m

$1,339

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Wed 7/22

2:54 pm-7:00 am

2 stops25h 06m

Sydney Kingsford Smith

Wed 8/5

10:20 am-4:50 pm

1 stop21h 30m

$1,339

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Tue 6/9

3:41 pm-7:00 am

2 stops25h 19m

Sydney Kingsford Smith

Wed 6/17

10:20 am-8:23 pm

2 stops24h 03m

$1,344

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Wed 6/10

8:00 am-7:00 am

3 stops33h 00m

Sydney Kingsford Smith

Wed 6/17

10:20 am-8:23 pm

2 stops24h 03m

$1,344

LexingtonSydney

LEX - SYD

LEXSYD

Lexington Blue Grass

Wed 6/10

1:55 pm-6:55 am

2 stops27h 00m

Sydney Kingsford Smith

Wed 6/17

9:30 am-7:09 pm

2 stops23h 39m

$1,344

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

Wed 6/10

3:25 pm-7:00 am

2 stops25h 35m

Sydney Kingsford Smith

Wed 6/17

9:30 am-10:19 pm

2 stops26h 49m

$1,344

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Wed 8/12

3:08 pm-6:55 am

2 stops24h 47m

Sydney Kingsford Smith

Tue 8/25

9:30 am-6:45 pm

2 stops24h 15m

$1,344

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Mon 6/1

2:06 pm-7:00 am

2 stops26h 54m

Sydney Kingsford Smith

Wed 7/1

10:20 am-7:13 pm

2 stops22h 53m

$1,344

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 51 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 $527). Flying from Kentucky to Sydney in March is currently the most expensive (average of $2,055). 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 56m. Fly via Delta, United Airlines, or American Airlines to get the fastest option. The distance from Kentucky to Sydney is about 9203 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 $527). Flying from Kentucky to Sydney in March is currently the most expensive (average of $2,055). 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

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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 April 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$662Average$1,338FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$933Average$1,357FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$1,494Average$1,649FlexibilityNo cancel feeOn-time71%

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