What airlines fly to Australia?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Australia 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 Australia. Keep in mind that there are 4 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Kentucky to Australia?

Air Canada, Delta, and United Airlines are the most popular carriers operating from Kentucky to Australia

How long is the flight from Kentucky to Australia?

Flight times from Kentucky to Australia vary, but if you’re flying out of Louisville and flying into Sydney (one of the most popular routes), then the duration is 23h 30m on average. Another popular route from Kentucky to Australia is flying from Lexington to Sydney, which will take roughly 24h 20m. Keep in mind that layovers or delays could extend your travel time.

When did momondo last update prices for flights from Kentucky to Australia?

Prices for flights from Kentucky to Australia were last updated today.

How many operators does momondo search for flights from Kentucky to Australia?

As of December 2025, there are 5 operators available to choose from for flights from Kentucky to Australia.

How old do you have to be to fly from Kentucky to Australia?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Kentucky to Australia.

What documentation or ID do you need to fly to Australia?

The travel and health documents you'll need for your trip to Australia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Australia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$523 Cheap Flights from Kentucky to Australia in 2025/26

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Find the cheapest flights from Kentucky to Australia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:24 pm - 9:00 am

BNA

SYD

22h 36m1 stop

7:05 am - 4:47 pm

SYD

BNA

26h 42m2 stops

$918Qantas Airways

Mon, Feb 2 - Sun, Feb 15

7:10 am - 5:00 am

LEX

BNE

30h 50m2 stops

7:40 pm - 10:56 am

BNE

LEX

30h 16m2 stops

$930American Airlines

Mon, Feb 16 - Tue, Mar 3

8:15 am - 8:45 am

BNA

BNE

32h 30m2 stops

10:45 am - 3:05 pm

BNE

BNA

44h 20m2 stops

$949Air Canada

Sun, Feb 8 - Sun, Feb 15

9:25 am - 8:20 am

BNA

BNE

30h 55m2 stops

10:40 am - 5:52 pm

BNE

BNA

23h 12m2 stops

$952Delta

Fri, Feb 6 - Fri, Feb 13

8:15 am - 1:25 pm

BNA

BNE

37h 10m3 stops

10:45 am - 3:05 pm

BNE

BNA

44h 20m2 stops

$966Multiple Airlines

Sun, Mar 1 - Fri, Mar 6

8:15 am - 1:25 pm

BNA

BNE

37h 10m3 stops

6:10 am - 7:50 pm

BNE

BNA

29h 40m3 stops

$986Multiple Airlines

Sun, Mar 1 - Fri, Mar 6

10:03 am - 8:20 am

LEX

BNE

31h 17m2 stops

10:40 am - 11:48 pm

BNE

LEX

28h 08m2 stops

$1,042Delta

Mon, Feb 16 - Fri, Feb 27

9:00 am - 7:30 am

LEX

BNE

31h 30m2 stops

11:40 am - 10:40 pm

BNE

LEX

26h 00m2 stops

$1,043United Airlines

Fri, Jan 30 - Tue, Feb 3

2:25 pm - 9:35 am

BNA

SYD

50h 10m2 stops

10:25 am - 1:16 pm

SYD

BNA

42h 51m2 stops

$1,091Air Canada

Mon, Mar 2 - Mon, Mar 16

3:30 pm - 7:00 am

SDF

SYD

23h 30m1 stop

11:50 am - 7:51 pm

SYD

SDF

24h 01m1 stop

$1,271United Airlines

Mon, Feb 9 - Thu, Feb 12

Qantas Airways flights from Kentucky to Australia

Our best Qantas Airways deals on Kentucky to Australia flight tickets

Qantas Airways

Feb 2

BNA5:24 pmNashville Intl

22h 36m

1 stop

SYD9:00 amSydney Kingsford Smith

Feb 15

SYD7:05 amSydney Kingsford Smith

26h 42m

2 stops

BNA4:47 pmNashville Intl

$918

Find similar

Qantas Airways

Feb 6

BNA5:24 pmNashville Intl

46h 06m

2 stops

BNE7:30 amBrisbane

Feb 13

BNE7:40 pmBrisbane

36h 19m

1 stop

BNA3:59 pmNashville Intl

$934

Find similar

Qantas Airways

Mar 1

BNA5:25 pmNashville Intl

31h 45m

2 stops

BNE5:10 pmBrisbane

Mar 6

BNE7:40 pmBrisbane

36h 19m

1 stop

BNA3:59 pmNashville Intl

$935

Find similar

Air New Zealand flights from Kentucky to Australia

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

Air New Zealand

Feb 8

CVG5:00 pmCincinnati Cinci./N. Kentucky

25h 55m

2 stops

MEL10:55 amMelbourne

Feb 23

MEL12:10 pmMelbourne

27h 33m

2 stops

CVG11:43 pmCincinnati Cinci./N. Kentucky

$1,265

Find similar

Air New Zealand

Mar 5

BNA4:33 pmNashville Intl

23h 12m

2 stops

SYD8:45 amSydney Kingsford Smith

Mar 26

SYD9:55 amSydney Kingsford Smith

36h 26m

2 stops

BNA6:21 amNashville Intl

$1,331

Find similar

Air New Zealand

Feb 8

SDF6:00 amLouisville Intl

36h 30m

2 stops

SYD10:30 amSydney Kingsford Smith

Feb 15

SYD6:50 pmSydney Kingsford Smith

42h 56m

3 stops

SDF9:46 pmLouisville Intl

$1,380

Find similar

Fly from

Fly to

Route

Depart

Return

Price

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Mon 2/2

5:24 pm-9:00 am

1 stop22h 36m

Sydney Kingsford Smith

Sun 2/15

7:05 am-4:47 pm

2 stops26h 42m

$918

LexingtonBrisbane

LEX - BNE

LEXBNE

Lexington Blue Grass

Mon 2/16

7:10 am-5:00 am

2 stops30h 50m

Brisbane

Tue 3/3

7:40 pm-10:56 am

2 stops30h 16m

$930

NashvilleBrisbane

BNA - BNE

BNABNE

Nashville Intl

Sun 2/8

8:15 am-8:45 am

2 stops32h 30m

Brisbane

Sun 2/15

10:45 am-3:05 pm

2 stops44h 20m

$949

NashvilleBrisbane

BNA - BNE

BNABNE

Nashville Intl

Fri 2/6

9:25 am-8:20 am

2 stops30h 55m

Brisbane

Fri 2/13

10:40 am-5:52 pm

2 stops23h 12m

$952

NashvilleBrisbane

BNA - BNE

BNABNE

Nashville Intl

Sun 3/1

8:15 am-1:25 pm

3 stops37h 10m

Brisbane

Fri 3/6

10:45 am-3:05 pm

2 stops44h 20m

$966

NashvilleBrisbane

BNA - BNE

BNABNE

Nashville Intl

Sun 3/1

8:15 am-1:25 pm

3 stops37h 10m

Brisbane

Fri 3/6

6:10 am-7:50 pm

3 stops29h 40m

$986

LexingtonBrisbane

LEX - BNE

LEXBNE

Lexington Blue Grass

Mon 2/16

10:03 am-8:20 am

2 stops31h 17m

Brisbane

Fri 2/27

10:40 am-11:48 pm

2 stops28h 08m

$1,042

LexingtonBrisbane

LEX - BNE

LEXBNE

Lexington Blue Grass

Fri 1/30

9:00 am-7:30 am

2 stops31h 30m

Brisbane

Tue 2/3

11:40 am-10:40 pm

2 stops26h 00m

$1,043

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

$1,091

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Mon 2/9

3:30 pm-7:00 am

1 stop23h 30m

Sydney Kingsford Smith

Thu 2/12

11:50 am-7:51 pm

1 stop24h 01m

$1,271

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 Australia

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 Australia?

The month of November is, on average, the cheapest month to fly to Australia from Kentucky, with most prices found around $1,142. If you aren’t able to travel during the month of November, then book flights to Australia from Kentucky during March instead. Flights to Australia in March, while not as cheap as those in November, still average around $1,199.

What is the cheapest day to depart on your flight to Australia?

The cheapest day to depart from Kentucky to Australia is on a Wednesday. Travelers who choose to depart for Australia on a Wednesday will often find tickets for as low as $1,260. On the other hand, Tuesday is the most expensive day to depart from Kentucky because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $2,104.

What is the cheapest time of day to depart on your flight to Australia?

Flying to Australia from Kentucky at noon is the least expensive time of day to depart. momondo users have found prices as low as $1,343 when looking at flights departing at noon. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,798 on average. Flights to Australia from Kentucky in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Kentucky to Australia flights?

You could potentially save up to 1% on your flight if you consider stops on a Kentucky to Australia flight.

Cheap Kentucky to Australia flight deals and tips

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

Fastest flight time	21h 42m
Direct flights	None

The fastest flight from Kentucky to Australia takes 21h 42m

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

Search flight deals

When did momondo last update prices for flights from Kentucky to Australia?
Prices for flights from Kentucky to Australia were last updated today.
How many operators does momondo search for flights from Kentucky to Australia?
As of December 2025, there are 5 operators available to choose from for flights from Kentucky to Australia.
How old do you have to be to fly from Kentucky to Australia?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Kentucky to Australia.
What documentation or ID do you need to fly to Australia?
The travel and health documents you'll need for your trip to Australia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Australia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Kentucky to Australia

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $921	Free Cancellation	Rating 7.4 9,115 reviews	Search United Airlines flights
Delta	PriceFrom $979	Free Cancellation	Rating 7.9 8,012 reviews	Search Delta flights
American Airlines	PriceFrom $1,260	Free Cancellation	Rating 7.2 11,061 reviews	Search American Airlines flights
Air New Zealand	PriceFrom $1,380	Free Cancellation	Rating 8.0 557 reviews	Search Air New Zealand flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Kentucky to Australia for you.

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

momondo does allow users to show only those flights to Australia from Kentucky which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Kentucky to Australia 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 Australia right now. Can momondo alert me if prices change?

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