How long is the flight from Sydney to Louisville?

Delta, United Airlines, and American Airlines can get you from Sydney to Louisville in just under 20h 08m. Your travel time can differ by up to 3h 11m. The distance between Sydney and Louisville is about 14948 km. This flight may include one or multiple stops.

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

Flying on United Airlines is currently your cheapest option to Louisville, with prices starting at $552.

In terms of precipitation, rainfall in Louisville ranges from 79.0 - 135.0 inches per month. May is typically the wettest month, when rainfall can reach 135.0 mm. September is typically the driest time to visit Louisville when rainfall is around 79.0 mm.

If weather is an important factor for your trip to Louisville, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

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

When flying from Sydney to Louisville, 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 Sydney to Louisville that include hotel bookings?

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

How can I find direct flights from Sydney to Louisville?

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

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

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

$1,019+ Cheap Flights from Sydney to Louisville

Cheap flight deals from Sydney to Louisville

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Sydney to Louisville
Explore the most affordable flight options available from Sydney to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 September 2026.

Wed 4/1110:40 -

2 stops23h 19m

Wed 11/1112:40 -

2 stops27h 50m

Deal found 20/9$1,729

Wed 4/1114:05 -

1 stop22h 54m

Wed 11/1115:51 -

2 stops25h 09m

Deal found 20/9$1,737

Wed 4/1109:15 -

1 stop20h 08m

Wed 11/1109:10 -

1 stop29h 50m

Deal found 20/9$1,746

Sun 1/1111:10 -

2 stops22h 59m

Sun 8/1110:53 -

1 stop28h 02m

Deal found 17/9$1,791

Thu 5/1114:05 -

1 stop22h 54m

Thu 12/1117:26 -

2 stops23h 34m

Deal found 20/9$1,793

Thu 5/1114:05 -

1 stop20h 04m

Thu 12/1113:25 -

1 stop25h 30m

Deal found 20/9$1,885

Thu 5/1111:50 -

2 stops26h 08m

Thu 12/1109:02 -

3 stops31h 33m

Deal found 20/9$1,929

Thu 29/1011:10 -

2 stops37h 22m

Mon 2/1106:01 -

1 stop32h 54m

Deal found 20/9$2,279

Wed 4/1117:55 -

3 stops39h 18m

Wed 11/1118:31 -

2 stops47h 04m

Deal found 20/9$2,485

Find flight deals from Sydney to Louisville

Round-trip from	$1,729
One-way from	$1,019

Delta
4/11-11/11
4 total stops
51h 09m total
Sydney to Louisville

Search Deals

Delta
24/11-31/12
2 total stops
28h 06m total
Sydney to Louisville

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

SydneyLouisville

SYD Sydney Kingsford Smith - SDF Louisville Intl

SYDSDF

Sydney Kingsford Smith

Tue 24/11

10:40-22:46

2 stops28h 06m

Louisville Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,019

SydneyLouisville

SYD Sydney Kingsford Smith - SDF Louisville Intl

SYDSDF

Sydney Kingsford Smith

Tue 24/11

09:15-21:58

1 stop28h 43m

Louisville Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,027

SydneyLouisville

SYD Sydney Kingsford Smith - SDF Louisville Intl

SYDSDF

Sydney Kingsford Smith

Tue 24/11

12:30-17:16

3 stops44h 46m

Louisville Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$1,514

SydneyLouisville

SYD Sydney Kingsford Smith - SDF Louisville Intl

SYDSDF

Sydney Kingsford Smith

Wed 4/11

10:40-17:59

2 stops23h 19m

Louisville Intl

Wed 11/11

12:40-08:30

2 stops27h 50m

$1,729

SydneyLouisville

SYD Sydney Kingsford Smith - SDF Louisville Intl

SYDSDF

Sydney Kingsford Smith

Wed 4/11

09:15-13:23

1 stop20h 08m

Louisville Intl

Wed 11/11

09:10-07:00

1 stop29h 50m

$1,746

SydneyLouisville

SYD Sydney Kingsford Smith - SDF Louisville Intl

SYDSDF

Sydney Kingsford Smith

Sun 1/11

11:10-19:09

2 stops22h 59m

Louisville Intl

Sun 8/11

10:53-06:55

1 stop28h 02m

$1,791

SydneyLouisville

SYD Sydney Kingsford Smith - SDF Louisville Intl

SYDSDF

Sydney Kingsford Smith

Thu 5/11

11:10-18:09

2 stops22h 59m

Louisville Intl

Thu 12/11

17:26-09:00

2 stops23h 34m

$1,792

SydneyLouisville

SYD Sydney Kingsford Smith - SDF Louisville Intl

SYDSDF

Sydney Kingsford Smith

Thu 29/10

11:10-09:32

2 stops37h 22m

Louisville Intl

Mon 2/11

06:01-06:55

1 stop32h 54m

$2,279

SydneyLouisville

SYD Sydney Kingsford Smith - SDF Louisville Intl

SYDSDF

Sydney Kingsford Smith

Sat 2/1

19:15-17:40

2 stops38h 25m

Louisville Intl

Wed 31/12

00:00-15:00

Nonstop0h 00m

$2,301

SydneyLouisville

SYD Sydney Kingsford Smith - SDF Louisville Intl

SYDSDF

Sydney Kingsford Smith

Wed 4/11

17:55-17:13

3 stops39h 18m

Louisville Intl

Wed 11/11

18:31-09:35

2 stops47h 04m

$2,485

Flights are sorted by cheapest return flights first.

Deals found on 18/9

Showing 1-10 of 13 resultsSorted by cheapest first

Best time to book a flight from Sydney to Louisville

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

SYD-SDF

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 Sydney to Louisville

What’s the top stopover airport for flights from Sydney to Louisville?

Dallas (DFW) – chosen by Cheapflights users on 67% of one-stop itineraries from Sydney to Louisville on Cheapflights.

What’s the cheapest stopover airport for flights from Sydney to Louisville?

Houston (IAH) is the most affordable one-stop option, with an average return flight price of $1,527.

What’s the fastest stopover option from Sydney to Louisville?

Flights via Dallas (DFW) have the shortest average one-way travel time for one-stop routes: 19h 29m.

Which airport typically offers the quickest stopover for flights from Sydney to Louisville?

Flights via Houston (IAH) offer the fastest connection on this route, with an average stopover time of 2h 34m.

Reviews of airlines servicing Louisville

Read reviews from past customers who have flown with United Airlines from Sydney to Louisville. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

10,226 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Asha,Sept 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

United Airlines

7.4

Good

10,226 reviews

United Airlines

7.4

Good

10,226 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Asha,Sept 2026

LGA - IAH

The flight was on time and boardi g was very organized and timely. Snacks are awful and having one little glass of juice was terrible. Fortunately, I had my water to keep me hydrated.

Related info for your journey

How long is the flight from Sydney to Louisville?
Delta, United Airlines, and American Airlines can get you from Sydney to Louisville in just under 20h 08m. Your travel time can differ by up to 3h 11m. The distance between Sydney and Louisville is about 14948 km. This flight may include one or multiple stops.
What is the cheapest airline to fly from Sydney to Louisville round-trip?
Flying on United Airlines is currently your cheapest option to Louisville, with prices starting at $552.
Can I find deals for flights from Sydney to Louisville that include hotel bookings?
Yes. In addition to deals on Sydney to Louisville flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Sydney to Louisville?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Louisville.
Can I find deals for business class flights from Sydney to Louisville?
Yes. Cheapflights offers flight deals from Sydney to Louisville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to United States

Flights by cabin class

Other flight options

Other flights from Sydney

Popular flights

Alternative routes for Sydney to Louisville

Sydney to Nashville flights

Sydney to Cincinnati flights

Top airline flying from Sydney to Louisville

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$552	Average$1,583	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Sydney to Louisville. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Sydney to Louisville.

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

Yes! Cheapflights helps users easily find flights from Sydney to Louisville with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from Sydney to Louisville from $1,019

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Sydney to Louisville

Cheapest flights from Sydney to LouisvilleExplore the most affordable flight options available from Sydney to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 September 2026.

Explore the most affordable flight options available from Sydney to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 September 2026.

Best flights from Sydney to LouisvilleDiscover carefully curated flight deals from Sydney to Louisville that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 September 2026.

Discover carefully curated flight deals from Sydney to Louisville that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 September 2026.

Last-minute flights from Sydney to LouisvilleDiscover last-minute flight deals from Sydney to Louisville. Data last updated 22 September 2026 and is based on user searches.

Discover last-minute flight deals from Sydney to Louisville. Data last updated 22 September 2026 and is based on user searches.

One-way flights from Sydney to LouisvilleSearch for one-way flight options from Sydney to Louisville. Find affordable one-way fares based on user searches. Data last updated 22 September 2026.

Search for one-way flight options from Sydney to Louisville. Find affordable one-way fares based on user searches. Data last updated 22 September 2026.

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

Best time to book a flight from Sydney to Louisville

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

Cheapflights Insights

What’s the top stopover airport for flights from Sydney to Louisville?

Dallas (DFW) – chosen by Cheapflights users on 67% of one-stop itineraries from Sydney to Louisville on Cheapflights.

What’s the cheapest stopover airport for flights from Sydney to Louisville?

Houston (IAH) is the most affordable one-stop option, with an average return flight price of $1,527.

What’s the fastest stopover option from Sydney to Louisville?

Flights via Dallas (DFW) have the shortest average one-way travel time for one-stop routes: 19h 29m.

Which airport typically offers the quickest stopover for flights from Sydney to Louisville?

Flights via Houston (IAH) offer the fastest connection on this route, with an average stopover time of 2h 34m.

Reviews of airlines servicing Louisville

Read reviews from past customers who have flown with United Airlines from Sydney to Louisville. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Sydney to Louisville?

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

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

How can I find direct flights from Sydney to Louisville?

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

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

Complete your trip

Complete your trip to Louisville by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from Sydney to Louisville by cabin class

Find flights from Sydney to Louisville, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Sydney and Louisville flights

Browse other Sydney and Louisville flight options. Last updated on 22 September 2026.

Other flights from Sydney

Browse through other flights departing from Sydney. Flights are based on user searches made on Cheapflights and were last updated on 22 September 2026.

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Top airline flying from Sydney to Louisville

Fly with Cheapflights

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

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

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

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

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Book with flexibility

Travel Smart

Cheapest flights from Sydney to Louisville
Explore the most affordable flight options available from Sydney to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 September 2026.

Best flights from Sydney to Louisville
Discover carefully curated flight deals from Sydney to Louisville that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 September 2026.

Last-minute flights from Sydney to Louisville
Discover last-minute flight deals from Sydney to Louisville. Data last updated 22 September 2026 and is based on user searches.

One-way flights from Sydney to Louisville
Search for one-way flight options from Sydney to Louisville. Find affordable one-way fares based on user searches. Data last updated 22 September 2026.