Cheap flights from Sydney to Louisville from $1,826

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 29/9. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — SDF
20 8月 — 27 8月1
1 adult

Cheap 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 15 8月 2025.

Round-trip from

$1,826

Popular in

December

Cheapest in

October

Average price

$1,888
United Airlines
  • United Airlines
  • 29/9-6/10
  • 4 total stops
  • 63h 11m total
  • Sydney to Louisville
Highest demand for flights based on searches. 10% potential increase in price ($382 potential increase over avg. return price).
Cheapest flight prices on average. 5% potential price decrease ($183 potential savings vs. average return price).
Average for round-trip flights in August 2025

Find flight deals from Sydney to Louisville

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 15 8月 2025.

週一 29/910:20SYD - SDF
2 stops37h 41mUnited Airlines
週一 6/1015:30SDF - SYD
2 stops25h 30mUnited Airlines
Deal found 14/8$1,826
週一 29/912:10SYD - SDF
1 stop25h 30mAmerican Airlines
週一 6/1016:44SDF - SYD
2 stops24h 21mAmerican Airlines
Deal found 14/8$2,751
週一 29/906:15SYD - SDF
3 stops27h 48mMultiple Airlines
週一 6/1014:21SDF - SYD
2 stops26h 44mMultiple Airlines
Deal found 14/8$2,895

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 15 8月 2025.
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

週一 29/9

10:20-10:01

2 stops37h 41m

Louisville Intl

週一 6/10

15:30-08:00

2 stops25h 30m

$1,826

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

週一 29/9

12:10-23:40

1 stop25h 30m

Louisville Intl

週一 6/10

16:44-08:05

2 stops24h 21m

$2,751

SydneyLouisville

SYD - SDF

SYDSDF

Sydney Kingsford Smith

週一 29/9

06:15-20:03

3 stops27h 48m

Louisville Intl

週一 6/10

14:21-08:05

2 stops26h 44m

$2,895

Flights are sorted by cheapest return flights first.

Deals found on 14/8

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 time of day to fly from SYD to SDF?

Find hourly flight availability from Sydney to Louisville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 8月 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 38% on flights from Sydney to Louisville by exploring options for tickets in the afternoon.

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

Share of one-stop return flights from Sydney to Louisville chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Dallas (DFW) – chosen by Cheapflights users on 93% of one-stop itineraries from Sydney to Louisville on Cheapflights.

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

Average return fare for one-stop flights from Sydney to Louisville, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Houston (IAH) is the most affordable one-stop option, with an average return flight price of $2,040.

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

Shortest average travel time for one-stop one-way flights from Sydney to Louisville, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Dallas (DFW) have the shortest average one-way travel time for one-stop routes: 21h 12m.

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

Average stopover duration for one-stop one-way flights from Sydney to Louisville, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Dallas (DFW) offer the fastest connection on this route, with an average stopover time of 2h 57m.

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 15 8月 2025.
Read reviews from past customers who have flown with Qantas Airways, United Airlines, andAmerican 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.

Boarding

7.7

Entertainment

7.2

Overall

7.5

Comfort

7.4

Food

6.9

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,July 2025

MEL - SYD

Flight cancelled 2hours before take off after checking in. Booked by airline on flight 6 hours later. No compensation or vouchers till we asked just before the flight took off.

Boarding

7.7

Entertainment

7.2

Overall

7.5

Comfort

7.4

Food

6.9

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,July 2025

MEL - SYD

Flight cancelled 2hours before take off after checking in. Booked by airline on flight 6 hours later. No compensation or vouchers till we asked just before the flight took off.

Boarding

7.7

Entertainment

7.2

Overall

7.5

Comfort

7.4

Food

6.9

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,July 2025

MEL - SYD

Flight cancelled 2hours before take off after checking in. Booked by airline on flight 6 hours later. No compensation or vouchers till we asked just before the flight took off.

Boarding

7.7

Entertainment

7.2

Overall

7.5

Comfort

7.4

Food

6.9

Crew

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,July 2025

MEL - SYD

Flight cancelled 2hours before take off after checking in. Booked by airline on flight 6 hours later. No compensation or vouchers till we asked just before the flight took off.

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.
  • 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 $1,373. Additional round-trip tickets that might be worth considering are offered by Qantas Airways and American Airlines, with the lowest prices starting at $1,607 and $1,848, respectively. These flights start at 36% 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.

See more FAQs

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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.

Top 3 airlines flying from Sydney to Louisville

Discover the top 3 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 15 8月 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,373Average$2,002FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Qantas AirwaysCheapest$1,607Average$2,945FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
American AirlinesCheapest$1,848Average$1,934FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

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

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