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Cheap flights from Sydney to Louisville from $1,501

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 16/6. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SDF
3 May — 10 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Louisville

Enter your travel dates to find the best prices.

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 3 April 2026.

Fri 24/409:15
SYD
-
SDF
2 stops27h 35m
Delta
Mon 4/515:16
SDF
-
SYD
2 stops25h 34m
Delta
Deal found 30/3$2,157
Fri 24/409:30
SYD
-
SDF
2 stops27h 09m
United Airlines
Mon 4/514:00
SDF
-
SYD
2 stops26h 55m
United Airlines
Deal found 1/4$2,171
Thu 14/512:00
SYD
-
SDF
1 stop21h 24m
American Airlines
Thu 21/515:52
SDF
-
SYD
2 stops25h 13m
American Airlines
Deal found 30/3$2,765
Wed 13/509:30
SYD
-
SDF
2 stops24h 30m
United Airlines
Sun 17/514:00
SDF
-
SYD
2 stops26h 55m
United Airlines
Deal found 30/3$2,884
Thu 14/511:55
SYD
-
SDF
2 stops24h 04m
Multiple Airlines
Thu 21/509:00
SDF
-
SYD
3 stops35h 40m
Multiple Airlines
Deal found 30/3$2,900
Fri 24/409:10
SYD
-
SDF
2 stops26h 31m
American Airlines
Mon 4/519:55
SDF
-
SYD
1 stop21h 00m
American Airlines
Deal found 29/3$2,961

Find flight deals from Sydney to Louisville

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Louisville (SDF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 3 April 2026.

Round-trip from

$2,157

One-way from

$1,501

Popular in

March

Cheapest in

October

Average price

$2,090
Delta
  • Delta
  • 24/4-4/5
  • 4 total stops
  • 53h 09m total
  • Sydney to Louisville
Search Deals
Delta
  • Delta
  • 16/6
  • 2 total stops
  • 28h 39m total
  • Sydney to Louisville
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($597 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($127 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney to Louisville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 3 April 2026.
Use the filters below to find and compare flights from Sydney to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Thu 14/5

09:15-10:25

2 stops39h 10m

Louisville Intl

Thu 21/5

10:39-06:50

2 stops30h 11m

$2,163

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 24/4

09:30-21:59

2 stops26h 29m

Louisville Intl

Mon 4/5

14:00-06:55

2 stops26h 55m

$2,163

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 24/4

09:15-20:39

2 stops25h 24m

Louisville Intl

Mon 4/5

13:00-06:50

2 stops27h 50m

$2,163

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Thu 14/5

12:00-21:41

1 stop23h 41m

Louisville Intl

Thu 21/5

19:45-06:55

1 stop21h 10m

$2,766

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Wed 13/5

09:30-20:00

2 stops24h 30m

Louisville Intl

Sun 17/5

14:00-06:55

2 stops26h 55m

$2,884
Fastest return journey

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 24/4

12:00-19:24

1 stop21h 24m

Louisville Intl

Mon 4/5

19:55-06:55

1 stop21h 00m

$3,113

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 24/4

09:10-18:30

2 stops23h 20m

Louisville Intl

Mon 4/5

19:55-06:55

1 stop21h 00m

$3,113
Cheapest one-way

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Tue 16/6

09:15-23:54

2 stops28h 39m

$1,501

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Tue 16/6

06:00-22:19

3 stops30h 19m

$1,899
Fastest single journey

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Tue 16/6

12:00-17:32

1 stop19h 32m

$2,012

Flights are sorted by cheapest return flights first.

Deals found on 31/3

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

Currently, June is the cheapest month in which you can book a flight from Sydney to Louisville (average of $1,056). Flying from Sydney to Louisville in April is currently the most expensive (average of $1,754). 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 Sydney to Louisville?

Reviews of airlines servicing Louisville

Get insights into the airlines that provide service to Louisville. 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 Louisville. Reviews last updated 3 April 2026.
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
9,538 reviews
Check prices

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,538 reviews
United Airlines
7.4
Good
9,538 reviews
Check prices

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

Find useful and relevant information for your journey from Sydney to Louisville. 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 Sydney to Louisville?

    Delta, United Airlines, and American Airlines can get you from Sydney to Louisville in just under 23h 41m. Your travel time can differ by up to 15h 29m. 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 $1,056. This flight start at 48% lower than the current average price 3 months from now.

  • 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.

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

    Currently, June is the cheapest month in which you can book a flight from Sydney to Louisville (average of $1,056). Flying from Sydney to Louisville in April is currently the most expensive (average of $1,754). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Sydney to Louisville

See prices for flight routes from nearby airports that may be better suited for you.
Sydney to Cincinnati flights
Sydney to Nashville flights

Top airline flying from Sydney to Louisville

Discover the top airline that operate flights from Sydney to Louisville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 3 April 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,056Average$1,806FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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 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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