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

Qantas Airways, American Airlines, and Air Canada 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 Lexington and flying into Sydney (one of the most popular routes), then the duration is 20h 47m on average. Another popular route from Kentucky to Australia is flying from Louisville to Sydney, which will take roughly 23h 10m. Keep in mind that layovers or delays could extend your travel time.

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 66% 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.

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 July 2026, 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.

$607 Cheap Flights from Kentucky to Australia in 2026

Discover deals from 900+ travel sites with momondo.

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.

5:51 pm - 9:00 am

BNA

SYD

22h 09m

1 stop

5:50 pm - 12:32 pm

SYD

BNA

35h 42m

2 stops

$1,074Qantas Airways

Tue, Dec 1 - Wed, Feb 24

5:30 pm - 9:00 am

BNA

SYD

23h 30m

1 stop

7:15 pm - 1:55 pm

SYD

BNA

35h 40m

2 stops

$1,075Qantas Airways

Sun, Oct 25 - Thu, Nov 19

8:20 am - 7:05 am

BNA

BNE

31h 45m

1 stop

10:00 am - 8:49 pm

BNE

BNA

49h 49m

2 stops

$1,085Air Canada

Wed, Aug 12 - Mon, Aug 31

8:15 am - 7:05 am

BNA

BNE

31h 50m

2 stops

10:00 am - 8:49 pm

BNE

BNA

49h 49m

2 stops

$1,088Air Canada

Wed, Aug 12 - Mon, Aug 31

3:38 pm - 6:45 am

BNA

MEL

24h 07m

2 stops

9:45 am - 3:52 pm

MEL

BNA

21h 07m

1 stop

$1,108American Airlines

Sun, Sep 13 - Sun, Sep 27

5:44 pm - 5:00 am

LEX

MEL

21h 16m

1 stop

12:00 pm - 10:10 pm

MEL

LEX

26h 10m

1 stop

$1,110American Airlines

Mon, Aug 24 - Tue, Jan 19

8:00 am - 8:20 pm

BNA

AVV

43h 20m

3 stops

6:00 am - 1:14 pm

AVV

BNA

48h 14m

3 stops

$1,130Multiple Airlines

Tue, Nov 3 - Tue, Nov 17

8:00 am - 11:40 am

BNA

BNE

35h 40m

3 stops

10:45 am - 2:57 pm

BNE

BNA

44h 12m

2 stops

$1,134Multiple Airlines

Wed, Nov 18 - Wed, Feb 10

7:00 am - 7:00 am

SDF

SYD

32h 00m

1 stop

9:20 am - 1:08 pm

SYD

SDF

19h 48m

1 stop

$1,170United Airlines

Tue, Nov 10 - Mon, Nov 23

3:50 pm - 7:00 am

SDF

SYD

23h 10m

1 stop

11:20 am - 7:35 pm

SYD

SDF

24h 15m

2 stops

$1,174United Airlines

Tue, Dec 1 - Tue, Dec 8

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Qantas Airways flights from Kentucky to Australia

Our best Qantas Airways deals on Kentucky to Australia flight tickets

Qantas Airways

Dec 1

BNA5:51 pmNashville Intl

22h 09m

1 stop

SYD9:00 amSydney Kingsford Smith

Feb 24

SYD5:50 pmSydney Kingsford Smith

35h 42m

2 stops

BNA12:32 pmNashville Intl

$1,074

Qantas Airways

Oct 25

BNA5:30 pmNashville Intl

23h 30m

1 stop

SYD9:00 amSydney Kingsford Smith

Nov 19

SYD7:15 pmSydney Kingsford Smith

35h 40m

2 stops

BNA1:55 pmNashville Intl

$1,075

Qantas Airways

Oct 18

BNA5:30 pmNashville Intl

22h 35m

1 stop

SYD8:05 amSydney Kingsford Smith

Oct 31

SYD7:15 pmSydney Kingsford Smith

35h 42m

2 stops

BNA2:57 pmNashville Intl

$1,076

United Airlines flights from Kentucky to Australia

Our best United Airlines deals on Kentucky to Australia flight tickets

United Airlines

Aug 2

BNA2:54 pmNashville Intl

25h 06m

2 stops

SYD7:00 amSydney Kingsford Smith

Aug 12

SYD9:30 amSydney Kingsford Smith

26h 28m

2 stops

BNA8:58 pmNashville Intl

$1,170

United Airlines

Dec 1

SDF3:50 pmLouisville Intl

23h 10m

1 stop

SYD7:00 amSydney Kingsford Smith

Dec 8

SYD11:20 amSydney Kingsford Smith

24h 15m

2 stops

SDF7:35 pmLouisville Intl

$1,174

United Airlines

Dec 1

SDF3:20 pmLouisville Intl

26h 00m

2 stops

SYD9:20 amSydney Kingsford Smith

Dec 8

SYD11:50 amSydney Kingsford Smith

23h 45m

2 stops

SDF7:35 pmLouisville Intl

$1,175

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Tue 12/1

5:51 pm-9:00 am

1 stop22h 09m

Sydney Kingsford Smith

Wed 2/24

5:50 pm-12:32 pm

2 stops35h 42m

$1,074

NashvilleSydney

BNA - SYD

BNASYD

Nashville Intl

Sun 10/25

5:30 pm-9:00 am

1 stop23h 30m

Sydney Kingsford Smith

Thu 11/19

7:15 pm-1:55 pm

2 stops35h 40m

$1,075

NashvilleBrisbane

BNA - BNE

BNABNE

Nashville Intl

Wed 8/12

8:20 am-7:05 am

1 stop31h 45m

Brisbane

Mon 8/31

10:00 am-8:49 pm

2 stops49h 49m

$1,085

NashvilleBrisbane

BNA - BNE

BNABNE

Nashville Intl

Wed 8/12

8:15 am-7:05 am

2 stops31h 50m

Brisbane

Mon 8/31

10:00 am-8:49 pm

2 stops49h 49m

$1,088

Quickest round-trip

NashvilleMelbourne

BNA - MEL

BNAMEL

Nashville Intl

Sun 9/13

3:38 pm-6:45 am

2 stops24h 07m

Melbourne

Sun 9/27

9:45 am-3:52 pm

1 stop21h 07m

$1,108

LexingtonMelbourne

LEX - MEL

LEXMEL

Lexington Blue Grass

Mon 8/24

5:44 pm-5:00 am

1 stop21h 16m

Melbourne

Tue 1/19

12:00 pm-10:10 pm

1 stop26h 10m

$1,110

NashvilleMelbourne

BNA - AVV

BNAAVV

Nashville Intl

Tue 11/3

8:00 am-8:20 pm

3 stops43h 20m

Melbourne Avalon

Tue 11/17

6:00 am-1:14 pm

3 stops48h 14m

$1,130

NashvilleBrisbane

BNA - BNE

BNABNE

Nashville Intl

Wed 11/18

8:00 am-11:40 am

3 stops35h 40m

Brisbane

Wed 2/10

10:45 am-2:57 pm

2 stops44h 12m

$1,134

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Tue 11/10

7:00 am-7:00 am

1 stop32h 00m

Sydney Kingsford Smith

Mon 11/23

9:20 am-1:08 pm

1 stop19h 48m

$1,170

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Tue 12/1

3:50 pm-7:00 am

1 stop23h 10m

Sydney Kingsford Smith

Tue 12/8

11:20 am-7:35 pm

2 stops24h 15m

$1,174

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 August is, on average, the cheapest month to fly to Australia from Kentucky, with most prices found around $1,263. If you aren’t able to travel during the month of August, then book flights to Australia from Kentucky during May instead. Flights to Australia in May, while not as cheap as those in August, still average around $1,281.

Can stopping save me money on Kentucky to Australia flights?

You could potentially save up to 4% 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	20h 24m
Direct flights	None

The fastest flight from Kentucky to Australia takes 20h 24m

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

Search flight deals

Frequently asked questions about flying from Kentucky to Australia

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 July 2026, 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
Delta	PriceFrom $662	Free Cancellation	Rating 7.8 8,477 reviews	Search Delta flights
United Airlines	PriceFrom $933	Free Cancellation	Rating 7.4 10,019 reviews	Search United Airlines flights
Qantas Airways	PriceFrom $1,263	Free Cancellation	Rating 7.5 1,067 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $1,302	Free Cancellation	Rating 7.1 11,835 reviews	Search American Airlines 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.