What are the cheapest airlines flying from Louisville to Sydney round-trip?

According to our current data, Delta ($2,065), United Airlines ($2,158), and Air New Zealand ($2,398) offers the cheapest pricing from Louisville to Sydney. These flights start at 9% lower than the current average price 3 months from now. Find deals

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

Travellers seeking maximum savings on their Louisville to Sydney flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time. Find deals

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 $2,288. You can even find prices in April for less than $2,288, as users have found deals to Sydney from as low as $1,691. 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 32%.

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.

$1,040+ Flights from Louisville to Sydney - Compare & Save Big

Cheap flight deals from Louisville to Sydney

Round-trip from	$2,065
One-way from	$1,040
Popular in	December
Cheapest in	April
Average price	$1,733

Delta
24/9-12/10
4 total stops
57h 54m total
Louisville to Sydney

Search Deals

26/8
2 total stops
35h 06m total
Louisville to Sydney

Search Deals

Highest demand for flights based on searches. 15% potential increase in price ($640 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($108 potential savings vs. average return price).

Search Deals

Average for round-trip flights in April 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 29 April 2025.

Wed 24/906:00SDF - SYD

2 stops34h 35mDelta

Sun 12/1010:25SYD - SDF

2 stops23h 19mDelta

Deal found 28/4$2,065

Thu 12/618:00SDF - SYD

2 stops23h 00mUnited Airlines

Thu 19/610:20SYD - SDF

2 stops25h 32mUnited Airlines

Deal found 28/4$2,158

Fri 3/1015:50SDF - SYD

2 stops25h 55mAir New Zealand

Fri 24/1009:55SYD - SDF

2 stops26h 35mAir New Zealand

Deal found 28/4$2,398

Wed 24/915:41SDF - SYD

2 stops27h 04mMultiple Airlines

Sun 12/1008:45SYD - SDF

3 stops28h 39mMultiple Airlines

Deal found 28/4$2,476

Wed 24/918:43SDF - SYD

1 stop22h 12mQantas Airways

Sun 12/1013:10SYD - SDF

1 stop21h 32mQantas Airways

Deal found 28/4$2,631

Fri 2/516:42SDF - SYD

2 stops34h 28mQatar Airways

Sun 4/520:45SYD - SDF

2 stops65h 13mQatar Airways

Deal found 28/4$3,197

Fri 3/1010:55SDF - SYD

3 stops30h 25mAir Canada

Fri 24/1010:20SYD - SDF

3 stops41h 57mAir Canada

Deal found 28/4$4,556

Tue 1/715:39SDF - SYD

2 stops25h 26mAmerican Airlines

Sat 12/709:10SYD - SDF

2 stops24h 40mAmerican Airlines

Deal found 28/4$39,294

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 29 April 2025.

Wed 24/906:00SDF - SYD

2 stops34h 35mDelta

Sun 12/1010:25SYD - SDF

2 stops23h 19mDelta

Deal found 28/4$2,065

Thu 12/618:00SDF - SYD

2 stops23h 00mUnited Airlines

Thu 19/610:20SYD - SDF

2 stops25h 32mUnited Airlines

Deal found 28/4$2,158

Fri 3/1015:50SDF - SYD

2 stops25h 55mAir New Zealand

Fri 24/1009:55SYD - SDF

2 stops26h 35mAir New Zealand

Deal found 28/4$2,398

Wed 24/915:41SDF - SYD

2 stops27h 04mMultiple Airlines

Sun 12/1008:45SYD - SDF

3 stops28h 39mMultiple Airlines

Deal found 28/4$2,476

Wed 24/918:43SDF - SYD

1 stop22h 12mQantas Airways

Sun 12/1013:10SYD - SDF

1 stop21h 32mQantas Airways

Deal found 28/4$2,631

Fri 3/1010:55SDF - SYD

3 stops30h 25mAir Canada

Fri 24/1010:20SYD - SDF

3 stops41h 57mAir Canada

Deal found 28/4$4,556

Tue 1/715:39SDF - SYD

2 stops25h 26mAmerican Airlines

Sat 12/709:10SYD - SDF

2 stops24h 40mAmerican Airlines

Deal found 28/4$39,294

Last-minute flights from Louisville to Sydney
Discover last-minute flight deals from Louisville to Sydney. Data last updated 29 April 2025 and is based on user searches.

Tue 29/415:25SDF - SYD

2 stops25h 55mAir Canada

Tue 6/509:20SYD - SDF

2 stops26h 52mAir Canada

Deal found 28/4$18,558

Fri 2/516:42SDF - SYD

2 stops34h 28mQatar Airways

Sun 4/520:45SYD - SDF

2 stops65h 13mQatar Airways

Deal found 28/4$3,197

Fri 2/516:42SDF - SYD

2 stops34h 28mMultiple Airlines

Sun 4/521:30SYD - SDF

1 stop36h 25mMultiple Airlines

Deal found 28/4$3,964

Fri 2/520:24SDF - SYD

1 stop20h 31mQantas Airways

Sun 4/510:25SYD - SDF

1 stop19h 17mQantas Airways

Deal found 28/4$4,439

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Wed 24/9

06:00-06:35

2 stops34h 35m

Sydney Kingsford Smith

Sun 12/10

10:25-18:44

2 stops23h 19m

$2,065

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Thu 12/6

18:00-07:00

2 stops23h 00m

Sydney Kingsford Smith

Thu 19/6

10:20-21:52

2 stops25h 32m

$2,158

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Fri 3/10

15:50-07:45

2 stops25h 55m

Sydney Kingsford Smith

Fri 24/10

09:55-21:30

2 stops26h 35m

$2,398

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Wed 24/9

15:41-08:45

2 stops27h 04m

Sydney Kingsford Smith

Sun 12/10

08:45-22:24

3 stops28h 39m

$2,476

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Wed 24/9

18:43-06:55

1 stop22h 12m

Sydney Kingsford Smith

Sun 12/10

13:10-19:42

1 stop21h 32m

$2,631

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Fri 3/10

10:55-07:20

3 stops30h 25m

Sydney Kingsford Smith

Fri 24/10

10:20-13:17

3 stops41h 57m

$4,556

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Tue 1/7

15:39-07:05

2 stops25h 26m

Sydney Kingsford Smith

Sat 12/7

09:10-19:50

2 stops24h 40m

$39,294

LouisvilleSydney

SDF - SYD

SDFSYD

Louisville Intl

Tue 26/8

18:09-19:15

2 stops35h 06m

$1,040

Flights are sorted by cheapest return flights first.

Deals found on 28/4

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.

Rainfall in Sydney by month

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.

Temperature in Sydney by month

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).

Reviews of airlines servicing Sydney

Delta

8.0

Very Good

7,929 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very Good

7,929 reviews

Delta

8.0

Very Good

7,929 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air New Zealand

8.0

Very Good

472 reviews

Delta

8.0

Very Good

7,929 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Qantas Airways

7.5

Good

828 reviews

Delta

8.0

Very Good

7,929 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,696 reviews

Delta

8.0

Very Good

7,929 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very Good

7,929 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What are the cheapest airlines flying from Louisville to Sydney round-trip?
According to our current data, Delta ($2,065), United Airlines ($2,158), and Air New Zealand ($2,398) offers the cheapest pricing from Louisville to Sydney. These flights start at 9% 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

Manly

Penrith

Coogee

Randwick

Terrigal

Cronulla

Lithgow

Bondi Beach

Leura

Swansea

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Alternative routes for Louisville to Sydney

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Other flights to Sydney

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 $1,040

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 26/8. 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 29 April 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 29 April 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?

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated 29 April 2025.

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.

What are the cheapest airlines flying 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 Louisville?

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.

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 29 April 2025.