How long does it take to fly to Sydney?

Flight times from Kentucky to Sydney vary, but if you’re flying out of Louisville and flying into Sydney (one of the most popular routes), then the duration is 23h 10m on average. Another popular route from Kentucky to Sydney is flying from Lexington to Sydney, which will take roughly 25h 23m. Keep in mind that layovers or delays could extend your travel time.

What is the cheapest airline that flies from Kentucky to Sydney Kingsford Smith?

Air Canada, Qantas Airways, and United Airlines are the most popular carriers operating from Kentucky to Sydney Kingsford Smith

What airlines fly to Sydney?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Sydney from Kentucky according to our data. United Airlines is the first choice among our users, with 69% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 3 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Kentucky to Sydney Kingsford Smith Airport?

Prices for flights from Kentucky to Sydney Kingsford Smith Airport are updated daily.

How many operators does momondo search for flights from Kentucky to Sydney Kingsford Smith Airport?

There are 5 operators available for flights from Kentucky to Sydney Kingsford Smith Airport as of May 2026.

How old do you have to be to fly from Kentucky to Sydney Kingsford Smith Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kentucky to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$595 Cheap Flights from Kentucky to Sydney in 2026

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Find the cheapest flights from Kentucky to Sydney

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:22 pm - 7:05 am

BNA

SYD

22h 43m

1 stop

7:05 am - 4:01 pm

SYD

BNA

24h 56m

2 stops

$1,003Qantas Airways

dom., sep. 27 - mar., oct. 27

5:20 pm - 8:00 am

BNA

SYD

22h 40m

1 stop

5:50 pm - 4:37 pm

SYD

BNA

39h 47m

2 stops

$1,014Qantas Airways

dom., oct. 25 - jue., nov. 19

2:15 pm - 7:20 am

CVG

SYD

27h 05m

2 stops

9:20 am - 8:30 pm

SYD

CVG

25h 10m

2 stops

$1,140Air Canada

mar., sep. 15 - mar., sep. 22

2:15 pm - 7:20 am

CVG

SYD

27h 05m

2 stops

9:20 am - 8:30 pm

SYD

CVG

25h 10m

2 stops

$1,141Air Canada

mar., sep. 15 - mar., sep. 22

2:54 pm - 6:55 am

BNA

SYD

25h 01m

1 stop

10:20 am - 3:07 pm

SYD

BNA

19h 47m

1 stop

$1,160Air New Zealand

lun., ago. 3 - mar., ago. 18

2:54 pm - 6:55 am

BNA

SYD

25h 01m

1 stop

10:20 am - 8:58 pm

SYD

BNA

25h 38m

1 stop

$1,161United Airlines

dom., ago. 2 - dom., ago. 16

6:33 pm - 7:05 am

CVG

SYD

22h 32m

2 stops

9:10 am - 9:02 pm

SYD

CVG

25h 52m

2 stops

$1,162American Airlines

mié., jun. 10 - mié., jun. 17

9:00 am - 7:20 am

CVG

SYD

32h 20m

1 stop

9:20 am - 8:30 pm

SYD

CVG

25h 10m

2 stops

$1,163Air New Zealand

mar., sep. 15 - mar., sep. 22

8:00 am - 7:00 am

SDF

SYD

33h 00m

3 stops

10:20 am - 7:00 pm

SYD

SDF

22h 40m

2 stops

$1,166United Airlines

mié., jun. 10 - mié., jun. 17

6:52 pm - 7:05 am

BNA

SYD

21h 13m

1 stop

12:00 pm - 10:06 pm

SYD

BNA

25h 06m

1 stop

$1,177American Airlines

lun., jun. 1 - mar., jun. 30

American Airlines flights from Kentucky to Sydney

Our best American Airlines deals on Kentucky to Sydney flight tickets

American Airlines

Jun 10

CVG6:33 pmCincinnati Cinci./N. Kentucky

22h 32m

2 stops

SYD7:05 amSydney Kingsford Smith

Jun 17

SYD9:10 amSydney Kingsford Smith

25h 52m

2 stops

CVG9:02 pmCincinnati Cinci./N. Kentucky

$1,162

American Airlines

Jun 1

BNA6:52 pmNashville Intl

21h 13m

1 stop

SYD7:05 amSydney Kingsford Smith

Jun 30

SYD12:00 pmSydney Kingsford Smith

25h 06m

1 stop

BNA10:06 pmNashville Intl

$1,177

American Airlines

Aug 2

CVG1:57 pmCincinnati Cinci./N. Kentucky

26h 28m

2 stops

SYD6:25 amSydney Kingsford Smith

Aug 14

SYD12:00 pmSydney Kingsford Smith

19h 56m

1 stop

CVG5:56 pmCincinnati Cinci./N. Kentucky

$1,210

Qantas Airways flights from Kentucky to Sydney

Our best Qantas Airways deals on Kentucky to Sydney flight tickets

Qantas Airways

Sep 27

BNA5:22 pmNashville Intl

22h 43m

1 stop

SYD7:05 amSydney Kingsford Smith

Oct 27

SYD7:05 amSydney Kingsford Smith

24h 56m

2 stops

BNA4:01 pmNashville Intl

$1,003

Qantas Airways

Oct 25

BNA5:20 pmNashville Intl

22h 40m

1 stop

SYD8:00 amSydney Kingsford Smith

Nov 19

SYD5:50 pmSydney Kingsford Smith

39h 47m

2 stops

BNA4:37 pmNashville Intl

$1,014

Qantas Airways

Oct 25

BNA5:20 pmNashville Intl

22h 40m

1 stop

SYD8:00 amSydney Kingsford Smith

Nov 19

SYD5:50 pmSydney Kingsford Smith

35h 43m

2 stops

BNA12:33 pmNashville Intl

$1,022

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

dom. 9/27

5:22 pm-7:05 am

1 stop22h 43m

Sydney Kingsford Smith

mar. 10/27

7:05 am-4:01 pm

2 stops24h 56m

$1,003

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

dom. 10/25

5:20 pm-8:00 am

1 stop22h 40m

Sydney Kingsford Smith

jue. 11/19

5:50 pm-4:37 pm

2 stops39h 47m

$1,014

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

mar. 9/15

2:15 pm-7:20 am

2 stops27h 05m

Sydney Kingsford Smith

mar. 9/22

9:20 am-8:30 pm

2 stops25h 10m

$1,140

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

mar. 9/15

2:15 pm-7:20 am

2 stops27h 05m

Sydney Kingsford Smith

mar. 9/22

9:20 am-8:30 pm

2 stops25h 10m

$1,141

Quickest round-trip

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

lun. 8/3

2:54 pm-6:55 am

1 stop25h 01m

Sydney Kingsford Smith

mar. 8/18

10:20 am-3:07 pm

1 stop19h 47m

$1,160

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

dom. 8/2

2:54 pm-6:55 am

1 stop25h 01m

Sydney Kingsford Smith

dom. 8/16

10:20 am-8:58 pm

1 stop25h 38m

$1,161

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

mié. 6/10

6:33 pm-7:05 am

2 stops22h 32m

Sydney Kingsford Smith

mié. 6/17

9:10 am-9:02 pm

2 stops25h 52m

$1,162

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

mar. 9/15

9:00 am-7:20 am

1 stop32h 20m

Sydney Kingsford Smith

mar. 9/22

9:20 am-8:30 pm

2 stops25h 10m

$1,163

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

mié. 6/10

8:00 am-7:00 am

3 stops33h 00m

Sydney Kingsford Smith

mié. 6/17

10:20 am-7:00 pm

2 stops22h 40m

$1,166

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

lun. 6/1

6:52 pm-7:05 am

1 stop21h 13m

Sydney Kingsford Smith

mar. 6/30

12:00 pm-10:06 pm

1 stop25h 06m

$1,177

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Kentucky to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Sydney?

In general, June is the cheapest month to fly from Kentucky to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $536. If you are unable to visit Sydney during the month of June, then departing from Kentucky during the month December is also very affordable. Most momondo users find prices during this month for around $662.

Can stopping save me money on Kentucky to Sydney flights?

You could potentially save up to 18% on your flight if you consider stops on a Kentucky to Sydney flight.

Cheap Kentucky to Sydney flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kentucky to Sydney

Fastest flight time	21h 30m
Direct flights	None

The fastest flight from Kentucky to Sydney takes 21h 30m

There are no direct flights from Kentucky to Sydney. There are no popular flight routes from Kentucky to Sydney.

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Frequently asked questions about flying from Kentucky to Sydney

When did momondo last update prices for flights from Kentucky to Sydney Kingsford Smith Airport?
Prices for flights from Kentucky to Sydney Kingsford Smith Airport are updated daily.
How many operators does momondo search for flights from Kentucky to Sydney Kingsford Smith Airport?
There are 5 operators available for flights from Kentucky to Sydney Kingsford Smith Airport as of May 2026.
How old do you have to be to fly from Kentucky to Sydney Kingsford Smith Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kentucky to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Kentucky to Sydney

Compare and see reviews for airlines that fly from Kentucky to Sydney with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $662	Free Cancellation	Rating 7.9 8,456 reviews	Search Delta flights
United Airlines	PriceFrom $933	Free Cancellation	Rating 7.4 9,722 reviews	Search United Airlines flights
American Airlines	PriceFrom $1,494	Free Cancellation	Rating 7.1 11,665 reviews	Search American Airlines flights

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Why should I use momondo to find a flight deal from Kentucky to Sydney?

It is quick and easy to find Kentucky to Sydney flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Sydney that suits you.

Can I find flights from Kentucky to Sydney with flexible booking policies on momondo?

All flight searches from Kentucky to Sydney on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Kentucky to Sydney?

Once all potential Kentucky to Sydney flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Kentucky to Sydney right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Sydney, momondo offers a useful price alert feature which will track prices for flights to Sydney from Kentucky and alert you when they change.

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Cheap flights from Kentucky to Sydney from $595

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kentucky to Sydney departing on 8/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Kentucky to Sydney

What is the cheapest month to fly to Sydney?

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What is the cheapest airline that flies from Kentucky to Sydney Kingsford Smith?

What airlines fly to Sydney?

How long does it take to fly to Sydney?

Cheap Kentucky to Sydney flight deals and tips

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Best airlines flying from Kentucky to Sydney

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Why use momondo?

An easier way to manage your Sydney trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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List of cabin classes available on flights landing in Sydney. Availability may vary depending on flight origin and airline.

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