Find flights
When to book
Airlines
FAQs

Cheap flights from Sydney to Louisville from $1,089

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
23 Mar — 30 Mar1
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 21 February 2026.

Wed 18/312:10
SYD
-
SDF
2 stops23h 04m
Multiple Airlines
Wed 25/313:58
SDF
-
SYD
2 stops26h 02m
Multiple Airlines
Deal found 18/2$1,526
Fri 24/409:15
SYD
-
SDF
2 stops23h 52m
Delta
Mon 4/511:12
SDF
-
SYD
2 stops29h 38m
Delta
Deal found 18/2$1,548
Wed 18/313:05
SYD
-
SDF
1 stop25h 53m
American Airlines
Wed 25/315:33
SDF
-
SYD
2 stops26h 27m
American Airlines
Deal found 18/2$1,648
Fri 24/412:00
SYD
-
SDF
1 stop25h 11m
American Airlines
Mon 4/517:41
SDF
-
SYD
2 stops23h 24m
American Airlines
Deal found 16/2$2,298
Wed 18/212:10
SYD
-
SDF
2 stops23h 59m
United Airlines
Sun 22/215:30
SDF
-
SYD
2 stops25h 35m
United Airlines
Deal found 16/2$2,523
Wed 18/217:45
SYD
-
SDF
2 stops39h 36m
American Airlines
Sun 22/206:06
SDF
-
SYD
2 stops34h 54m
American Airlines
Deal found 17/2$2,604

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 21 February 2026.

Round-trip from

$1,526

One-way from

$1,089

Popular in

July

Cheapest in

October
Lufthansa
  • Lufthansa
  • 18/3-25/3
  • 4 total stops
  • 49h 06m total
  • Sydney to Louisville
Search Deals
Delta
  • Delta
  • 16/6
  • 2 total stops
  • 37h 30m total
  • Sydney to Louisville
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($304 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($109 potential savings vs. average return price).
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 21 February 2026.
Use the filters below to find and compare flights from Sydney to Louisville that are best for you.

Fly from

Sydney

Fly to

Louisville

Route

Depart

Return

Price

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 24/4

09:15-19:07

2 stops23h 52m

Louisville Intl

Mon 4/5

11:12-06:50

2 stops29h 38m

$1,548

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Wed 18/3

13:05-23:58

1 stop25h 53m

Louisville Intl

Wed 25/3

15:33-09:00

2 stops26h 27m

$1,648

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 24/4

12:00-23:11

1 stop25h 11m

Louisville Intl

Mon 4/5

17:41-07:05

2 stops23h 24m

$2,298

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Wed 18/3

11:45-21:59

2 stops25h 14m

Louisville Intl

Wed 25/3

13:58-10:30

3 stops29h 32m

$2,303

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Fri 24/4

18:15-21:30

3 stops41h 15m

Louisville Intl

Mon 4/5

17:41-06:10

2 stops46h 29m

$2,733

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Tue 16/6

09:15-08:45

2 stops37h 30m

$1,089

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Tue 16/6

09:30-20:01

2 stops24h 31m

$1,096

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Tue 16/6

12:00-19:00

1 stop21h 00m

$1,469

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Tue 16/6

12:00-17:31

1 stop19h 31m

$1,819

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

Tue 16/6

19:40-22:16

3 stops40h 36m

$1,837

Flights are sorted by cheapest return flights first.

Deals found on 20/2

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 $1,031). Flying from Sydney to Louisville in April is currently the most expensive (average of $1,713). 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.

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 21 February 2026.
Read reviews from past customers who have flown with Qantas Airways and 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.
Qantas Airways
7.5
Good
995 reviews
Check prices

Boarding

7.7

Food

7.0

Overall

7.5

Comfort

7.4

Crew

8.1

Entertainment

7.2

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.
Qantas Airways
7.5
Good
995 reviews
Qantas Airways
7.5
Good
995 reviews
Check prices

Boarding

7.7

Food

7.0

Overall

7.5

Comfort

7.4

Crew

8.1

Entertainment

7.2

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.
United Airlines
7.4
Good
9,335 reviews
Qantas Airways
7.5
Good
995 reviews
Check prices

Boarding

7.7

Food

7.0

Overall

7.5

Comfort

7.4

Crew

8.1

Entertainment

7.2

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.

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 and American Airlines can get you from Sydney to Louisville in just under 23h 52m. Your travel time can differ by up to 2h 01m. The distance between Sydney and Louisville is about 14948 km. This flight may include one or multiple stops.

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

    Flying on United Airlines is currently your cheapest option to Louisville, with prices starting at $1,031. Another option worth looking into is Qantas Airways, starting at $1,524 round trip. These flights start at 45% 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 $1,031). Flying from Sydney to Louisville in April is currently the most expensive (average of $1,713). 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

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.
Sydney to Cincinnati flights
Sydney to Nashville flights

Top 2 airlines flying from Sydney to Louisville

Discover the top 2 airlines 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 21 February 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,031Average$1,834FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Qantas AirwaysCheapest$1,524Average$2,718FlexibilityNo cancel feeOn-time74%
Search Qantas Airways 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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.