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.

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

Air Canada, Delta, and American Airlines are the most popular carriers operating from Kentucky to Sydney Kingsford Smith

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 25h 14m on average. Another popular route from Kentucky to Sydney is flying from Lexington to Sydney, which will take roughly 27h 02m. Keep in mind that layovers or delays could extend your travel time.

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 4 operators available for flights from Kentucky to Sydney Kingsford Smith Airport as of March 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.

$496 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.

1:55 pm - 7:20 am

CVG

SYD

27h 25m

2 stops

9:20 am - 1:13 pm

SYD

CVG

41h 53m

2 stops

$1,022Air Canada

Tue, May 12 - Tue, May 19

6:15 am - 7:20 am

CVG

SYD

35h 05m

1 stop

9:20 am - 1:13 pm

SYD

CVG

41h 53m

2 stops

$1,067Multiple Airlines

Tue, May 12 - Tue, May 19

1:55 pm - 7:20 am

CVG

SYD

27h 25m

2 stops

9:20 am - 1:13 pm

SYD

CVG

41h 53m

2 stops

$1,081Air Canada

Tue, May 5 - Wed, May 13

10:15 am - 7:00 am

LEX

SYD

30h 45m

2 stops

9:30 am - 8:14 pm

SYD

LEX

24h 44m

2 stops

$1,315United Airlines

Mon, Apr 27 - Sun, May 10

3:41 pm - 7:00 am

SDF

SYD

25h 19m

2 stops

10:20 am - 8:23 pm

SYD

SDF

24h 03m

2 stops

$1,331United Airlines

Tue, Jun 9 - Wed, Jun 17

4:28 pm - 6:50 am

SDF

SYD

48h 22m

2 stops

9:15 am - 7:11 pm

SYD

SDF

23h 56m

2 stops

$1,348Delta

Sat, May 16 - Wed, Jun 10

4:28 pm - 6:50 am

SDF

SYD

48h 22m

2 stops

9:15 am - 5:19 pm

SYD

SDF

46h 04m

2 stops

$1,365Delta

Sat, May 16 - Sun, Jun 14

1:53 pm - 6:55 am

TYS

SYD

27h 02m

1 stop

12:00 pm - 7:31 pm

SYD

TYS

21h 31m

1 stop

$1,405American Airlines

Sun, Jun 7 - Sun, Jun 14

3:40 pm - 7:30 am

TYS

SYD

25h 50m

2 stops

12:00 pm - 11:56 pm

SYD

TYS

25h 56m

1 stop

$1,409American Airlines

Sun, Jun 7 - Sun, Jun 14

6:30 am - 9:25 am

TYS

SYD

36h 55m

2 stops

12:45 pm - 2:42 pm

SYD

TYS

40h 57m

2 stops

$1,538ANA

Mon, Sep 21 - Sun, Oct 11

Qatar Airways flights from Kentucky to Sydney

Our best Qatar Airways deals on Kentucky to Sydney flight tickets

Qatar Airways

Apr 15

SDF6:06 amLouisville Intl

58h 04m

2 stops

SYD6:10 amSydney Kingsford Smith

Apr 22

SYD2:50 pmSydney Kingsford Smith

47h 09m

2 stops

SDF11:59 pmLouisville Intl

$1,607

Qatar Airways

Apr 15

SDF6:06 amLouisville Intl

45h 04m

2 stops

SYD5:10 pmSydney Kingsford Smith

Apr 22

SYD8:45 pmSydney Kingsford Smith

41h 14m

2 stops

SDF11:59 pmLouisville Intl

$1,614

Qatar Airways

Apr 14

BNA6:45 pmNashville Intl

55h 25m

2 stops

SYD5:10 pmSydney Kingsford Smith

Apr 22

SYD8:45 pmSydney Kingsford Smith

40h 34m

2 stops

BNA10:19 pmNashville Intl

$11,015

Qantas Airways flights from Kentucky to Sydney

Our best Qantas Airways deals on Kentucky to Sydney flight tickets

Qantas Airways

May 5

CVG5:23 pmCincinnati Cinci./N. Kentucky

23h 32m

1 stop

SYD6:55 amSydney Kingsford Smith

May 13

SYD12:00 pmSydney Kingsford Smith

22h 10m

1 stop

CVG8:10 pmCincinnati Cinci./N. Kentucky

$1,276

Qantas Airways

May 7

CVG2:47 pmCincinnati Cinci./N. Kentucky

26h 08m

1 stop

SYD6:55 amSydney Kingsford Smith

May 16

SYD12:00 pmSydney Kingsford Smith

22h 10m

1 stop

CVG8:10 pmCincinnati Cinci./N. Kentucky

$1,361

Qantas Airways

May 7

CVG5:23 pmCincinnati Cinci./N. Kentucky

23h 32m

1 stop

SYD6:55 amSydney Kingsford Smith

May 16

SYD12:00 pmSydney Kingsford Smith

22h 10m

1 stop

CVG8:10 pmCincinnati Cinci./N. Kentucky

$1,363

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Tue 5/12

1:55 pm-7:20 am

2 stops27h 25m

Sydney Kingsford Smith

Tue 5/19

9:20 am-1:13 pm

2 stops41h 53m

$1,022

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Tue 5/12

6:15 am-7:20 am

1 stop35h 05m

Sydney Kingsford Smith

Tue 5/19

9:20 am-1:13 pm

2 stops41h 53m

$1,067

CincinnatiSydney

CVG - SYD

CVGSYD

Cincinnati Cinci./N. Kentucky

Tue 5/5

1:55 pm-7:20 am

2 stops27h 25m

Sydney Kingsford Smith

Wed 5/13

9:20 am-1:13 pm

2 stops41h 53m

$1,081

LexingtonSydney

LEX - SYD

LEXSYD

Lexington Blue Grass

Mon 4/27

10:15 am-7:00 am

2 stops30h 45m

Sydney Kingsford Smith

Sun 5/10

9:30 am-8:14 pm

2 stops24h 44m

$1,315

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

$1,331

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Sat 5/16

4:28 pm-6:50 am

2 stops48h 22m

Sydney Kingsford Smith

Wed 6/10

9:15 am-7:11 pm

2 stops23h 56m

$1,348

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Sat 5/16

4:28 pm-6:50 am

2 stops48h 22m

Sydney Kingsford Smith

Sun 6/14

9:15 am-5:19 pm

2 stops46h 04m

$1,365

Quickest round-trip

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

Sun 6/7

1:53 pm-6:55 am

1 stop27h 02m

Sydney Kingsford Smith

Sun 6/14

12:00 pm-7:31 pm

1 stop21h 31m

$1,405

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

Sun 6/7

3:40 pm-7:30 am

2 stops25h 50m

Sydney Kingsford Smith

Sun 6/14

12:00 pm-11:56 pm

1 stop25h 56m

$1,409

KnoxvilleSydney

TYS - SYD

TYSSYD

Knoxville McGhee Tyson

Mon 9/21

6:30 am-9:25 am

2 stops36h 55m

Sydney Kingsford Smith

Sun 10/11

12:45 pm-2:42 pm

2 stops40h 57m

$1,538

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, 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	22h 22m
Direct flights	None

The fastest flight from Kentucky to Sydney takes 22h 22m

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 4 operators available for flights from Kentucky to Sydney Kingsford Smith Airport as of March 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 9,525 reviews	Search United Airlines flights
Delta	PriceFrom $985	Free Cancellation	Rating 7.9 8,364 reviews	Search Delta flights
American Airlines	PriceFrom $1,494	Free Cancellation	Rating 7.1 11,543 reviews	Search American Airlines flights

Parramatta

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Katoomba

Wollongong

Penrith

Manly

Randwick

Coogee

Leura

Lithgow

Cronulla

Charlestown

Terrigal

Swansea

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 $496

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 4/5. 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

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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?

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.

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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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