How long is the flight from Louisville to Sydney?

There are many flights that can get you from Louisville to Sydney in 24h 23m. Fly via United Airlines or Delta to get the fastest option. Louisville and Sydney are separated by a distance of 14948 km. Both multi-stop and direct flights can be found to your destination and back. Find deals

What is the cheapest airline to fly from Louisville to Sydney round-trip?

According to our current data, United Airlines ($1,349), offers the cheapest pricing from Louisville to Sydney. This flight start at 32% lower than the current average price 3 months from now. Find deals

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

What is the cheapest month to fly from Louisville to Sydney?

The best pricing can be found in the month of April. Prices to Sydney from Louisville average $2,004. You can even find prices in April for less than $2,004, as users have found deals to Sydney from as low as $1,625. The month of December appears to be one of the more expensive times to travel to Sydney from Louisville. Flying in the targeted month can save you up to 33%.

What is the cheapest time of day to fly from SDF to SYD?

When flying from Louisville to Sydney, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from Louisville to Sydney that include hotel bookings?

Yes. In addition to deals on Louisville to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Louisville to Sydney?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to Sydney.

Can I find deals for business class flights from Louisville to Sydney?

Yes. Cheapflights offers flight deals from Louisville to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$995+ Flights from Louisville to Sydney

Q: How much does it cost for a return flight from Louisville to Sydney?

Airfare is below average for this route at the moment. Louisville to Sydney flights typically cost between $1,747 and $2,197 in October. The cheapest return flight price found within the last 3 days was $1,687 on United Airlines (25 Oct-7 Nov). Find deals

Cheap flight deals from Louisville to Sydney

Round-trip from	$1,687
One-way from	$995
Popular in	December
Cheapest in	April
Average price	$2,026

United Airlines
25/10-7/11
2 total stops
48h 27m total
Louisville to Sydney

Search Deals

United Airlines
1/2
1 total stop
29h 45m total
Louisville to Sydney

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($492 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($93 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Louisville to Sydney

Cheapest flights from Louisville to Sydney
Explore the most affordable flight options available from Louisville to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Wed 24/908:10SDF - SYD

2 stops32h 25mDelta

Sun 12/1010:25SYD - SDF

2 stops23h 05mDelta

Deal found 15/9$1,624

Sat 25/1015:37SDF - SYD

1 stop24h 23mUnited Airlines

Fri 7/1111:50SYD - SDF

1 stop24h 04mUnited Airlines

Deal found 15/9$1,687

Thu 30/1008:00SDF - SYD

2 stops34h 15mUnited Airlines

Thu 6/1111:50SYD - SDF

1 stop26h 07mUnited Airlines

Deal found 15/9$1,847

Sat 4/1015:30SDF - SYD

2 stops25h 30mUnited Airlines

Sat 11/1011:20SYD - SDF

2 stops26h 10mUnited Airlines

Deal found 14/9$1,853

Tue 2/1212:20SDF - SYD

2 stops26h 40mUnited Airlines

Tue 16/1211:50SYD - SDF

2 stops26h 39mUnited Airlines

Deal found 14/9$1,978

Thu 13/1115:35SDF - SYD

1 stop23h 25mUnited Airlines

Mon 17/1111:50SYD - SDF

1 stop24h 04mUnited Airlines

Deal found 15/9$1,993

Thu 13/1110:39SDF - SYD

2 stops29h 51mDelta

Mon 17/1110:40SYD - SDF

2 stops24h 14mDelta

Deal found 15/9$1,999

Wed 17/915:30SDF - SYD

2 stops25h 25mUnited Airlines

Fri 19/910:20SYD - SDF

2 stops23h 40mUnited Airlines

Deal found 13/9$2,039

Mon 1/1209:15SDF - SYD

1 stop29h 45mUnited Airlines

Sun 7/1211:50SYD - SDF

1 stop26h 07mUnited Airlines

Deal found 15/9$2,078

Best flights from Louisville to Sydney
Discover carefully curated flight deals from Louisville to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 16 September 2025.

Sat 25/1015:37SDF - SYD

1 stop24h 23mUnited Airlines

Fri 7/1111:50SYD - SDF

1 stop24h 04mUnited Airlines

Deal found 15/9$1,687

Thu 30/1007:55SDF - SYD

2 stops32h 15mDelta

Thu 6/1110:40SYD - SDF

2 stops22h 33mDelta

Deal found 15/9$1,853

Thu 30/1008:00SDF - SYD

2 stops34h 15mUnited Airlines

Thu 6/1111:50SYD - SDF

1 stop26h 07mUnited Airlines

Deal found 15/9$1,847

Thu 13/1112:37SDF - SYD

2 stops27h 53mDelta

Mon 17/1110:40SYD - SDF

2 stops28h 08mDelta

Deal found 13/9$1,999

Sat 4/1015:30SDF - SYD

2 stops25h 30mUnited Airlines

Sat 11/1011:20SYD - SDF

2 stops26h 10mUnited Airlines

Deal found 14/9$1,853

Tue 2/1212:20SDF - SYD

2 stops26h 40mUnited Airlines

Tue 16/1211:50SYD - SDF

2 stops26h 39mUnited Airlines

Deal found 14/9$1,978

Thu 13/1109:15SDF - SYD

1 stop29h 45mUnited Airlines

Mon 17/1111:50SYD - SDF

1 stop26h 07mUnited Airlines

Deal found 13/9$1,993

Last-minute flights from Louisville to Sydney
Discover last-minute flight deals from Louisville to Sydney. Data last updated 16 September 2025 and is based on user searches.

Mon 15/909:43SDF - SYD

2 stops56h 17mMultiple Airlines

Wed 1/1017:45SYD - SDF

1 stop37h 54mMultiple Airlines

Deal found 14/9$2,593

Wed 17/915:30SDF - SYD

2 stops25h 25mUnited Airlines

Fri 19/910:20SYD - SDF

2 stops23h 40mUnited Airlines

Deal found 13/9$2,039

Wed 24/908:10SDF - SYD

2 stops32h 25mDelta

Sun 12/1010:25SYD - SDF

2 stops23h 05mDelta

Deal found 15/9$1,624

Sat 4/1015:30SDF - SYD

2 stops25h 30mUnited Airlines

Sat 11/1011:20SYD - SDF

2 stops26h 10mUnited Airlines

Deal found 14/9$1,853

Sat 4/1006:00SDF - SYD

2 stops34h 35mDelta

Sat 11/1010:25SYD - SDF

2 stops24h 50mDelta

Deal found 15/9$2,109

Mon 13/1008:45SDF - SYD

2 stops32h 15mUnited Airlines

Mon 20/1010:30SYD - SDF

2 stops26h 24mUnited Airlines

Deal found 13/9$2,140

Mon 13/1018:17SDF - SYD

1 stop21h 38mQantas Airways

Mon 20/1013:10SYD - SDF

1 stop19h 17mQantas Airways

Deal found 13/9$3,282

Mon 13/1018:17SDF - SYD

1 stop21h 38mMultiple Airlines

Mon 20/1013:00SYD - SDF

2 stops24h 25mMultiple Airlines

Deal found 13/9$3,468

Sat 25/1015:37SDF - SYD

1 stop24h 23mUnited Airlines

Fri 7/1111:50SYD - SDF

1 stop24h 04mUnited Airlines

Deal found 15/9$1,687

Thu 30/1008:00SDF - SYD

2 stops34h 15mUnited Airlines

Thu 6/1111:50SYD - SDF

1 stop26h 07mUnited Airlines

Deal found 15/9$1,847

One-way flights from Louisville to Sydney
Search for one-way flight options from Louisville to Sydney. Find affordable one-way fares based on user searches. Data last updated 16 September 2025.

Sun 1/206:36SDF - SYD

2 stops32h 14mDelta

Deal found 15/9$995

Thu 25/1213:45SDF - SYD

2 stops26h 45mDelta

Deal found 15/9$1,100

Sun 1/214:18SDF - SYD

3 stops49h 07mMultiple Airlines

Deal found 15/9$1,105

Thu 25/1209:05SDF - SYD

1 stop29h 55mUnited Airlines

Deal found 15/9$1,469

Tue 23/1215:25SDF - SYD

2 stops25h 40mUnited Airlines

Deal found 15/9$1,621

Mon 22/1218:11SDF - SYD

2 stops44h 49mUnited Airlines

Deal found 14/9$1,628

Thu 25/1218:03SDF - SYD

3 stops47h 12mMultiple Airlines

Deal found 15/9$1,730

Wed 24/1206:00SDF - SYD

2 stops36h 30mAir New Zealand

Deal found 14/9$1,825

Wed 24/1209:05SDF - SYD

1 stop29h 55mUnited Airlines

Deal found 15/9$2,161

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Sat 25/10

15:37-07:00

1 stop24h 23m

Sydney Kingsford Smith

Fri 7/11

11:50-19:54

1 stop24h 04m

$1,687

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Thu 30/10

08:00-09:15

2 stops34h 15m

Sydney Kingsford Smith

Thu 6/11

11:50-21:57

1 stop26h 07m

$1,847

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Thu 30/10

07:55-07:10

2 stops32h 15m

Sydney Kingsford Smith

Thu 6/11

10:40-17:13

2 stops22h 33m

$1,853

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Sat 4/10

15:30-08:00

2 stops25h 30m

Sydney Kingsford Smith

Sat 11/10

11:20-22:30

2 stops26h 10m

$1,853

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Tue 2/12

12:20-07:00

2 stops26h 40m

Sydney Kingsford Smith

Tue 16/12

11:50-22:29

2 stops26h 39m

$1,978

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Thu 13/11

09:15-07:00

1 stop29h 45m

Sydney Kingsford Smith

Mon 17/11

11:50-21:57

1 stop26h 07m

$1,993

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Thu 13/11

12:37-08:30

2 stops27h 53m

Sydney Kingsford Smith

Mon 17/11

10:40-22:48

2 stops28h 08m

$1,999

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Sun 1/2

09:15-07:00

1 stop29h 45m

$995

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Sun 1/2

06:36-06:50

2 stops32h 14m

$995

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Sun 1/2

14:18-07:25

3 stops49h 07m

$1,105

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 16 results

Best time to book a flight from Louisville to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Louisville with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Louisville to Sydney

What is the cheapest month to book a flight from Louisville to Sydney?

Currently, May is the cheapest month in which you can book a flight from Louisville to Sydney (average of $129). Flying from Louisville to Sydney in October is currently the most expensive (average of $171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Louisville to Sydney?

Reviews of airlines servicing Sydney

Check out reviews from past customers who have flown with United Airlines from Louisville to Sydney to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,929 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

United Airlines

7.4

Good

8,929 reviews

United Airlines

7.4

Good

8,929 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

How long is the flight from Louisville to Sydney?
There are many flights that can get you from Louisville to Sydney in 24h 23m. Fly via United Airlines or Delta to get the fastest option. Louisville and Sydney are separated by a distance of 14948 km. Both multi-stop and direct flights can be found to your destination and back.
What is the cheapest airline to fly from Louisville to Sydney round-trip?
According to our current data, United Airlines ($1,349), offers the cheapest pricing from Louisville to Sydney. This flight start at 32% lower than the current average price 3 months from now.
Can I find deals for flights from Louisville to Sydney that include hotel bookings?
Yes. In addition to deals on Louisville to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Louisville to Sydney?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to Sydney.
Can I find deals for business class flights from Louisville to Sydney?
Yes. Cheapflights offers flight deals from Louisville to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Louisville to Sydney?
Currently, May is the cheapest month in which you can book a flight from Louisville to Sydney (average of $129). Flying from Louisville to Sydney in October is currently the most expensive (average of $171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Parramatta

Wollongong

Katoomba

Penrith

Manly

Terrigal

Lithgow

Randwick

Bondi Beach

Coogee

Cronulla

Leura

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Louisville to Sydney

Nashville to Sydney flights

Cincinnati to Sydney flights

Direct flights to New South Wales

Other flights to Sydney

Top airline flying from Louisville to Sydney

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$1,349	Average$2,185	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Louisville to Sydney?

Cheapflights helps you search for flights from Louisville to Sydney via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Louisville to Sydney?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Louisville to Sydney for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Louisville to Sydney with no change fees?

Certainly. Search results for flights to Sydney from Louisville shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Louisville to Sydney become cheaper?

Yes, Cheapflights offers price alerts on Louisville to Sydney flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Louisville to Sydney from $995

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Louisville to Sydney

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Louisville to Sydney

Cheapest flights from Louisville to SydneyExplore the most affordable flight options available from Louisville to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Explore the most affordable flight options available from Louisville to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Louisville to Sydney that are best for you.

Best time to book a flight from Louisville to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Louisville with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Louisville to Sydney

What is the cheapest month to book a flight from Louisville to Sydney?

How much does it cost for a return flight from Louisville to Sydney?

Reviews of airlines servicing Sydney

Check out reviews from past customers who have flown with United Airlines from Louisville to Sydney to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Louisville to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Louisville to Sydney?

What is the cheapest airline to fly from Louisville to Sydney round-trip?

Can I find deals for flights from Louisville to Sydney that include hotel bookings?

How can I find direct flights from Louisville to Sydney?

Can I find deals for business class flights from Louisville to Sydney?

What is the cheapest month to book a flight from Louisville to Sydney?

Travelling to a place near Sydney?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Louisville to Sydney

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Louisville to Sydney

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Louisville to Sydney?

Why should you use Cheapflights to find cheap flight tickets from Louisville to Sydney?

Can Cheapflights find flights from Louisville to Sydney with no change fees?

Can Cheapflights notify me if prices for flights from Louisville to Sydney become cheaper?

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Travel Smart

Cheapest flights from Louisville to Sydney
Explore the most affordable flight options available from Louisville to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.