How long does it take to fly to Sydney?

Flight times from Kentucky to Sydney vary, but if you’re flying out of Lexington and flying into Sydney (one of the most popular routes), then the duration is 24h 57m on average. Another popular route from Kentucky to Sydney is flying from Louisville to Sydney, which will take roughly 25h 25m. 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, Delta, 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 67% 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 February 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.

$519 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.

5:28 pm - 9:00 am

BNA

SYD

22h 32m

1 stop

7:15 pm - 4:49 pm

SYD

BNA

38h 34m

2 stops

$886Qantas Airways

Thu, Feb 26 - Sun, Mar 1

5:28 pm - 8:50 pm

BNA

SYD

34h 22m

2 stops

11:20 am - 4:49 pm

SYD

BNA

22h 29m

1 stop

$892Qantas Airways

Mon, Feb 23 - Thu, Mar 5

3:45 pm - 7:20 am

BNA

SYD

48h 35m

2 stops

9:20 am - 7:50 pm

SYD

BNA

25h 30m

1 stop

$1,096Air Canada

Mon, May 11 - Sun, May 24

8:15 am - 7:20 am

BNA

SYD

32h 05m

2 stops

9:20 am - 7:45 pm

SYD

BNA

25h 25m

1 stop

$1,097Air Canada

Tue, Jul 28 - Tue, Aug 4

4:54 pm - 7:00 am

CVG

SYD

23h 06m

1 stop

11:50 am - 11:56 pm

SYD

CVG

27h 06m

1 stop

$1,135United Airlines

Tue, Mar 10 - Tue, Mar 17

4:30 pm - 6:55 am

TYS

SYD

24h 25m

2 stops

10:20 am - 10:29 pm

SYD

TYS

26h 09m

2 stops

$1,139United Airlines

Wed, Apr 15 - Tue, Apr 28

11:56 am - 6:05 am

CVG

SYD

27h 09m

2 stops

1:15 pm - 11:52 pm

SYD

CVG

25h 37m

2 stops

$1,139Delta

Tue, Mar 10 - Tue, Mar 17

12:18 pm - 6:55 am

CVG

SYD

27h 37m

1 stop

1:05 pm - 10:41 pm

SYD

CVG

24h 36m

1 stop

$1,154American Airlines

Tue, Mar 10 - Tue, Mar 17

6:51 pm - 9:00 am

CVG

SYD

23h 09m

2 stops

11:20 am - 10:41 pm

SYD

CVG

26h 21m

2 stops

$1,156American Airlines

Tue, Mar 10 - Tue, Mar 17

7:13 am - 6:50 am

LEX

SYD

31h 37m

2 stops

10:40 am - 6:51 pm

SYD

LEX

24h 11m

2 stops

$1,282Delta

Thu, Feb 26 - Thu, Mar 5

Air New Zealand flights from Kentucky to Sydney

Our best Air New Zealand deals on Kentucky to Sydney flight tickets

Air New Zealand

Jul 28

BNA8:15 amNashville Intl

32h 05m

2 stops

SYD7:20 amSydney Kingsford Smith

Aug 4

SYD9:20 amSydney Kingsford Smith

47h 23m

2 stops

BNA5:43 pmNashville Intl

$1,152

Air New Zealand

Feb 12

SDF6:00 amLouisville Intl

34h 45m

2 stops

SYD8:45 amSydney Kingsford Smith

Feb 14

SYD6:50 pmSydney Kingsford Smith

41h 01m

3 stops

SDF7:51 pmLouisville Intl

$2,181

Air Canada flights from Kentucky to Sydney

Our best Air Canada deals on Kentucky to Sydney flight tickets

Air Canada

May 11

BNA3:45 pmNashville Intl

48h 35m

2 stops

SYD7:20 amSydney Kingsford Smith

May 24

SYD9:20 amSydney Kingsford Smith

25h 30m

1 stop

BNA7:50 pmNashville Intl

$1,096

Air Canada

Jul 28

BNA8:15 amNashville Intl

32h 05m

2 stops

SYD7:20 amSydney Kingsford Smith

Aug 4

SYD9:20 amSydney Kingsford Smith

25h 25m

1 stop

BNA7:45 pmNashville Intl

$1,097

Air Canada

May 11

BNA8:15 amNashville Intl

32h 05m

2 stops

SYD7:20 amSydney Kingsford Smith

May 24

SYD9:20 amSydney Kingsford Smith

44h 45m

2 stops

BNA3:05 pmNashville Intl

$1,100

Fly from

Fly to

Route

Depart

Return

Price

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Thu 2/26

5:28 pm-9:00 am

1 stop22h 32m

Sydney Kingsford Smith

Sun 3/1

7:15 pm-4:49 pm

2 stops38h 34m

$886

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Mon 2/23

5:28 pm-8:50 pm

2 stops34h 22m

Sydney Kingsford Smith

Thu 3/5

11:20 am-4:49 pm

1 stop22h 29m

$892

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Mon 5/11

3:45 pm-7:20 am

2 stops48h 35m

Sydney Kingsford Smith

Sun 5/24

9:20 am-7:50 pm

1 stop25h 30m

$1,096

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Tue 7/28

8:15 am-7:20 am

2 stops32h 05m

Sydney Kingsford Smith

Tue 8/4

9:20 am-7:45 pm

1 stop25h 25m

$1,097

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Tue 3/10

4:54 pm-7:00 am

1 stop23h 06m

Sydney Kingsford Smith

Tue 3/17

11:50 am-11:56 pm

1 stop27h 06m

$1,135

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

Wed 4/15

4:30 pm-6:55 am

2 stops24h 25m

Sydney Kingsford Smith

Tue 4/28

10:20 am-10:29 pm

2 stops26h 09m

$1,139

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Tue 3/10

11:56 am-6:05 am

2 stops27h 09m

Sydney Kingsford Smith

Tue 3/17

1:15 pm-11:52 pm

2 stops25h 37m

$1,139

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Tue 3/10

12:18 pm-6:55 am

1 stop27h 37m

Sydney Kingsford Smith

Tue 3/17

1:05 pm-10:41 pm

1 stop24h 36m

$1,154

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Tue 3/10

6:51 pm-9:00 am

2 stops23h 09m

Sydney Kingsford Smith

Tue 3/17

11:20 am-10:41 pm

2 stops26h 21m

$1,156

LexingtonSydney

LEX - SYD

LEXSYD

Lexington Blue Grass

Thu 2/26

7:13 am-6:50 am

2 stops31h 37m

Sydney Kingsford Smith

Thu 3/5

10:40 am-6:51 pm

2 stops24h 11m

$1,282

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

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Other information

What is the cheapest month to fly to Sydney?

In general, November 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 $1,228. If you are unable to visit Sydney during the month of November, then departing from Kentucky during the month August is also very affordable. Most momondo users find prices during this month for around $1,232.

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 37m
Direct flights	None

The fastest flight from Kentucky to Sydney takes 21h 37m

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

Search flight deals

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 February 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
United Airlines	PriceFrom $933	Free Cancellation	Rating 7.4 9,274 reviews	Search United Airlines flights
Delta	PriceFrom $985	Free Cancellation	Rating 7.9 8,179 reviews	Search Delta flights
American Airlines	PriceFrom $1,494	Free Cancellation	Rating 7.2 11,266 reviews	Search American Airlines flights

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Why use momondo?

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 $519

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 4/16. 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?

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

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

Fastest flight time

Direct flights

Best airlines flying from Kentucky to Sydney

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

Traveling to a place near Sydney?

Why use momondo?

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

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

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

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

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Australia

Airports servicing New South Wales

Fly your favorite airline to Sydney

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Cabin classes currently available on flights to Sydney

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

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