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Cheap flights from Kentucky to Sydney from $790

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 31/1. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SYD
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kentucky to Sydney

Enter your travel dates to find the best prices.

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 18 December 2025.

Mon 22/1216:50BNA - SYD
1 stop23h 10mQantas Airways
Fri 23/119:15SYD - BNA
2 stops38h 41mQantas Airways
Deal found 18/12$1,419
Mon 22/1216:50BNA - SYD
2 stops29h 00mQantas Airways
Wed 31/1217:45SYD - BNA
1 stop39h 45mQantas Airways
Deal found 16/12$1,616
Mon 22/1216:50BNA - SYD
2 stops29h 00mQantas Airways
Mon 29/1211:20SYD - BNA
1 stop22h 10mQantas Airways
Deal found 15/12$1,891
Wed 24/1215:25SDF - SYD
1 stop23h 35mUnited Airlines
Sun 4/111:50SYD - SDF
1 stop40h 16mUnited Airlines
Deal found 16/12$2,222
Fri 26/1215:18SDF - SYD
2 stops25h 47mUnited Airlines
Sun 4/111:50SYD - SDF
1 stop40h 16mUnited Airlines
Deal found 16/12$2,516
Wed 31/1211:14CVG - SYD
2 stops27h 46mUnited Airlines
Tue 6/111:20SYD - CVG
2 stops27h 03mUnited Airlines
Deal found 15/12$2,566
Wed 31/1206:30CVG - SYD
1 stop34h 00mDelta
Tue 6/110:40SYD - CVG
1 stop34h 33mDelta
Deal found 15/12$2,651
Sun 21/1208:30BNA - SYD
1 stop28h 50mUnited Airlines
Tue 23/1208:30SYD - BNA
2 stops24h 37mUnited Airlines
Deal found 17/12$2,755
Sat 20/1218:40CVG - SYD
2 stops46h 55mMultiple Airlines
Wed 21/106:05SYD - CVG
2 stops25h 56mMultiple Airlines
Deal found 17/12$3,135
Fri 19/1217:09BNA - SYD
2 stops25h 31mUnited Airlines
Mon 29/1211:50SYD - BNA
1 stop28h 40mUnited Airlines
Deal found 17/12$3,209
Wed 24/1215:25SDF - SYD
1 stop23h 35mUnited Airlines
Fri 2/112:10SYD - SDF
2 stops39h 56mUnited Airlines
Deal found 16/12$3,401
Wed 17/1218:40CVG - SYD
2 stops46h 55mAir Canada
Tue 23/1211:20SYD - CVG
2 stops46h 40mAir Canada
Deal found 16/12$3,466

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 18 December 2025.

Round-trip from

$1,350

One-way from

$790

Popular in

December

Cheapest in

November

Average price

$2,678
Qantas Airways
  • Qantas Airways
  • 31/1-7/2
  • 3 total stops
  • 56h 54m total
  • Kentucky to Sydney
Search Deals
Air Canada
  • Air Canada
  • 31/1
  • 2 total stops
  • 46h 55m total
  • Kentucky to Sydney
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($452 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($88 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 18 December 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

Mon 2/3

16:55-20:50

2 stops34h 55m

Sydney Kingsford Smith

Mon 16/3

11:20-16:51

1 stop21h 31m

$1,419

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Sun 1/2

17:24-09:00

1 stop22h 36m

Sydney Kingsford Smith

Sun 15/2

19:15-16:47

2 stops38h 32m

$1,419

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Mon 9/2

17:24-20:50

2 stops34h 26m

Sydney Kingsford Smith

Fri 20/2

17:45-15:59

1 stop39h 14m

$1,430

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Wed 4/2

08:15-09:35

2 stops32h 20m

Sydney Kingsford Smith

Sun 15/2

11:20-15:05

3 stops44h 45m

$1,466

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Mon 2/3

14:25-09:35

3 stops50h 10m

Sydney Kingsford Smith

Mon 16/3

10:25-13:16

2 stops42h 51m

$1,466

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Sat 14/2

16:55-09:00

1 stop23h 05m

Sydney Kingsford Smith

Wed 18/2

17:50-16:47

2 stops39h 57m

$1,519

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Tue 12/5

08:15-07:20

3 stops32h 05m

Sydney Kingsford Smith

Thu 28/5

09:20-19:45

1 stop25h 25m

$1,522

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Thu 26/2

18:40-09:35

2 stops46h 55m

Sydney Kingsford Smith

Tue 10/3

10:20-18:00

2 stops46h 40m

$1,622

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Tue 3/3

17:25-06:55

1 stop21h 30m

Sydney Kingsford Smith

Wed 11/3

13:05-20:13

1 stop22h 08m

$1,712

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Mon 13/4

15:58-07:05

2 stops25h 07m

Sydney Kingsford Smith

Sun 26/4

09:10-19:21

2 stops24h 11m

$1,738

Flights are sorted by cheapest return flights first.

Deals found on 16/12

Showing 1-10 of 43 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 return 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 $1,161). Flying from Kentucky to Sydney in August is currently the most expensive (average of $1,706). 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 for a return flight 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?

    If you book a flight to Sydney from Kentucky, you will be flying to Kingsford Smith, which is the city’s only airport. Sydney Kingsford Smith (SYD) is located 7.5 km from the centre of Sydney.

  • How long is the flight from Kentucky to Sydney?

    Qantas Airways, Air Canada, and American Airlines can get you from Kentucky to Sydney in just under 25h 07m. Your travel time can differ by up to 9h 48m. The distance from Kentucky to Sydney is about 15059 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Kentucky to Sydney?

    The most popular flight routes from Kentucky to Sydney are Nashville Intl - Sydney Kingsford Smith, Cincinnati Cinci./N. Kentucky - Sydney Kingsford Smith and Louisville Intl - Sydney Kingsford Smith.

  • 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 holiday 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 $1,161). Flying from Kentucky to Sydney in August is currently the most expensive (average of $1,706). 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

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Katoomba
Penrith
Terrigal
Manly
Randwick
Lithgow
Coogee
Leura
Cronulla
Bondi Beach

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Kentucky to Sydney?

Deals for Kentucky to Sydney flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Kentucky to Sydney?

Cheapflights simply makes it quick and affordable to book flights from Kentucky to Sydney by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Kentucky to Sydney with no change fees?

Yes, we can. To see specific flights from Kentucky to Sydney with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Kentucky to Sydney become cheaper?

Not ready to book yet? You can track prices for flights from Kentucky to Sydney on Cheapflights with our Price Alert feature and get notified when better prices are available.

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