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$518+ 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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SYD
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
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 January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$938
(oojo)

One-way from

$518
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$1,746
Provider with most accurate pricing for Louisville Intl-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Sydney Kingsford Smith flights.
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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. 9% potential increase in price ($143 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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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 January 15, 2026.

This oojo deal was found by Cheapflights users on 1/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/55:24 pm
BNA
-
SYD
2 stops28h 26m
Qantas Airways
Tue 2/1011:20 am
SYD
-
BNA
1 stop22h 04m
Qantas Airways
Deal found 1/13$918
This oojo deal was found by Cheapflights users on 1/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/65:24 pm
BNA
-
SYD
1 stop22h 36m
Qantas Airways
Mon 2/167:05 am
SYD
-
BNA
2 stops26h 44m
Qantas Airways
Deal found 1/13$919
This oojo deal was found by Cheapflights users on 1/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/25:27 pm
BNA
-
SYD
2 stops31h 13m
Qantas Airways
Mon 3/1611:20 am
SYD
-
BNA
1 stop21h 26m
Qantas Airways
Deal found 1/12$940
This oojo deal was found by Cheapflights users on 1/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/305:24 pm
BNA
-
SYD
1 stop22h 36m
Qantas Airways
Thu 2/57:05 am
SYD
-
BNA
2 stops26h 19m
Qantas Airways
Deal found 1/14$950
This oojo deal was found by Cheapflights users on 1/15. 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.
Fri 1/165:24 pm
BNA
-
SYD
2 stops46h 46m
Qantas Airways
Sun 1/2511:20 am
SYD
-
BNA
1 stop22h 04m
Qantas Airways
Deal found 1/15$961
This oojo deal was found by Cheapflights users on 1/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/55:27 pm
BNA
-
SYD
2 stops31h 13m
Qantas Airways
Sun 3/1511:20 am
SYD
-
BNA
1 stop21h 26m
Qantas Airways
Deal found 1/14$962
This Air Canada deal was found by Cheapflights users on 1/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/285:05 pm
CVG
-
SYD
2 stops48h 15m
Air Canada
Wed 5/69:20 am
SYD
-
CVG
2 stops42h 18m
Air Canada
Deal found 1/14$966
This lol.travel deal was found by Cheapflights users on 1/14. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/285:28 pm
BNA
-
SYD
2 stops45h 07m
Qantas Airways
Sat 3/711:20 am
SYD
-
BNA
1 stop21h 58m
Qantas Airways
Deal found 1/14$979
This Qantas Airways deal was found by Cheapflights users on 1/15. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/41:25 pm
BNA
-
SYD
2 stops35h 15m
Qantas Airways
Fri 3/2711:20 am
SYD
-
BNA
1 stop21h 26m
Qantas Airways
Deal found 1/15$1,007
This Air Canada deal was found by Cheapflights users on 1/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/215:05 pm
CVG
-
SYD
2 stops48h 15m
Air Canada
Fri 5/159:20 am
SYD
-
CVG
2 stops26h 03m
Air Canada
Deal found 1/14$1,009
This Air Canada deal was found by Cheapflights users on 1/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/205:05 pm
CVG
-
SYD
2 stops48h 15m
Air Canada
Thu 4/309:20 am
SYD
-
CVG
2 stops36h 53m
Air Canada
Deal found 1/13$1,020
This Gurufare deal was found by Cheapflights users on 1/14. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/215:05 pm
CVG
-
SYD
2 stops48h 15m
Multiple Airlines
Fri 5/159:20 am
SYD
-
CVG
1 stop26h 03m
Multiple Airlines
Deal found 1/14$1,038

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 January 15, 2026.
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

Fri 2/6

5:24 pm-9:00 am

1 stop22h 36m

Sydney Kingsford Smith

Mon 2/16

7:05 am-4:49 pm

2 stops26h 44m

$919

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Mon 3/2

5:27 pm-5:40 pm

2 stops31h 13m

Sydney Kingsford Smith

Mon 3/16

11:20 am-4:46 pm

1 stop21h 26m

$940

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Thu 3/5

5:27 pm-5:40 pm

2 stops31h 13m

Sydney Kingsford Smith

Sun 3/15

11:20 am-4:46 pm

1 stop21h 26m

$962

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Wed 3/4

1:25 pm-5:40 pm

2 stops35h 15m

Sydney Kingsford Smith

Fri 3/27

11:20 am-4:46 pm

1 stop21h 26m

$1,007

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Thu 2/19

5:28 pm-9:00 am

1 stop22h 32m

Sydney Kingsford Smith

Thu 2/26

7:05 am-4:49 pm

2 stops26h 44m

$1,088

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Mon 3/2

2:25 pm-9:35 am

2 stops50h 10m

Sydney Kingsford Smith

Mon 3/16

10:25 am-1:16 pm

2 stops42h 51m

$1,089

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Sat 4/11

3:45 pm-7:20 am

2 stops48h 35m

Sydney Kingsford Smith

Sat 4/18

9:20 am-7:42 pm

2 stops25h 22m

$1,147

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

Sun 2/15

6:45 am-7:00 am

2 stops32h 15m

Sydney Kingsford Smith

Sun 3/1

11:20 am-6:10 pm

2 stops22h 50m

$1,155

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Sun 2/15

4:50 pm-7:00 am

1 stop22h 10m

Sydney Kingsford Smith

Mon 3/2

11:50 am-11:49 pm

2 stops27h 59m

$1,157

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Wed 4/1

3:30 pm-7:55 am

2 stops25h 25m

Sydney Kingsford Smith

Wed 4/8

9:30 am-8:00 pm

2 stops24h 30m

$1,170

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

Showing 1-10 of 52 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 $748). Flying from Kentucky to Sydney in August is currently the most expensive (average of $1,122). 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 36m. Fly via Qantas Airways, 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 Cincinnati Cinci./N. Kentucky - Sydney Kingsford Smith, Knoxville McGhee Tyson - Sydney Kingsford Smith or Nashville 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 August is currently the most expensive (average of $1,122). 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 January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$921Average$1,242FlexibilityNo cancel feeOn-time69%
DeltaCheapest$979Average$1,351FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$1,430Average$1,649FlexibilityNo cancel feeOn-time71%

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