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$595+ Cheap flights from Louisiana to Sydney (SYD)

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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — SYD
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Louisiana to Sydney

Keep the following information in mind while searching for Louisiana to Sydney flight deals. Data was last updated September 17, 2025.

Round-trip from

$1,106
(Mytrip)

One-way from

$595
(American Airlines)

Popular in

December

Cheapest in

May

Average price

$1,351
From Louisiana to Sydney Kingsford Smith
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One-way flight from Louisiana to Sydney Kingsford Smith
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Highest demand for flights based on searches. 15% potential increase in price ($232 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($83 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Louisiana to Sydney

Cheapest flights from Louisiana to Sydney
Explore the most affordable flight options available from Louisiana to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Mytrip deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/316:00 amMSY - SYD
2 stops35h 50mMultiple Airlines
Fri 11/72:00 pmSYD - MSY
2 stops32h 32mMultiple Airlines
Deal found 9/15$1,106
This American Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/13:56 pmMSY - SYD
2 stops25h 04mAmerican Airlines
Thu 11/2711:20 amSYD - MSY
2 stops26h 46mAmerican Airlines
Deal found 9/14$1,126
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/313:54 pmMSY - SYD
2 stops25h 06mAmerican Airlines
Fri 11/72:05 pmSYD - MSY
1 stop22h 03mAmerican Airlines
Deal found 9/15$1,127
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/304:08 pmLFT - SYD
1 stop22h 52mUnited Airlines
Thu 11/611:50 amSYD - LFT
1 stop27h 53mUnited Airlines
Deal found 9/15$1,139
This Delta deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/196:30 pmMSY - SYD
1 stop21h 05mDelta
Sun 10/2610:25 amSYD - MSY
1 stop23h 10mDelta
Deal found 9/16$1,139
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/302:05 pmBTR - SYD
1 stop24h 55mUnited Airlines
Thu 11/611:50 amSYD - BTR
1 stop26h 41mUnited Airlines
Deal found 9/15$1,139
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/195:23 pmMSY - SYD
1 stop22h 32mUnited Airlines
Wed 10/2912:10 pmSYD - MSY
2 stops21h 35mUnited Airlines
Deal found 9/16$1,143
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/19:05 amMSY - SYD
1 stop28h 55mUnited Airlines
Wed 12/312:00 pmSYD - MSY
1 stop40h 11mUnited Airlines
Deal found 9/15$1,149
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:00 amMSY - SYD
2 stops31h 25mMultiple Airlines
Mon 12/85:45 pmSYD - MSY
1 stop20h 11mMultiple Airlines
Deal found 9/16$1,193
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/166:00 amMSY - SYD
2 stops35h 00mMultiple Airlines
Mon 10/275:45 pmSYD - MSY
1 stop37h 13mMultiple Airlines
Deal found 9/16$1,202
This Kiwi.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/166:00 amMSY - SYD
2 stops35h 00mMultiple Airlines
Fri 10/246:45 pmSYD - MSY
1 stop26h 46mMultiple Airlines
Deal found 9/16$1,204
This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:50 pmBTR - SYD
2 stops44h 40mDelta
Mon 11/1710:40 amSYD - BTR
2 stops24h 19mDelta
Deal found 9/14$1,271

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisiana to Sydney 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 2,558,603 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Louisiana to Sydney that are best for you.

Fly from

Louisiana

Fly to

Sydney

Route

Depart

Return

Price

LafayetteSydney

LFT - SYD

LFTSYD

Lafayette Regional

Thu 10/30

4:08 pm-7:00 am

1 stop22h 52m

Sydney Kingsford Smith

Thu 11/6

11:50 am-10:43 pm

1 stop27h 53m

$1,139

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Fri 10/31

2:45 pm-9:15 am

1 stop26h 30m

Sydney Kingsford Smith

Fri 11/7

11:50 am-1:09 pm

1 stop18h 19m

$1,139

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Sun 10/19

5:23 pm-7:55 am

1 stop22h 32m

Sydney Kingsford Smith

Wed 10/29

12:10 pm-10:44 pm

1 stop26h 34m

$1,139

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Mon 10/20

5:23 pm-7:55 am

1 stop22h 32m

Sydney Kingsford Smith

Wed 10/29

12:10 pm-10:44 pm

1 stop26h 34m

$1,139

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Sat 11/1

2:45 pm-9:15 am

1 stop26h 30m

Sydney Kingsford Smith

Wed 11/19

11:50 am-8:05 pm

1 stop25h 15m

$1,139

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Sun 10/19

5:23 pm-7:55 am

1 stop22h 32m

Sydney Kingsford Smith

Mon 10/27

11:50 am-4:02 pm

1 stop20h 12m

$1,139

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Tue 10/21

12:42 pm-8:00 am

2 stops27h 18m

Sydney Kingsford Smith

Tue 10/28

12:10 pm-10:44 pm

1 stop26h 34m

$1,139

Baton RougeSydney

BTR - SYD

BTRSYD

Baton Rouge Ryan

Thu 10/30

2:05 pm-7:00 am

1 stop24h 55m

Sydney Kingsford Smith

Thu 11/6

11:50 am-9:31 pm

1 stop26h 41m

$1,139

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Mon 10/20

5:23 pm-7:55 am

1 stop22h 32m

Sydney Kingsford Smith

Tue 10/28

12:10 pm-5:45 pm

2 stops21h 35m

$1,143

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Thu 10/30

6:10 pm-9:05 am

2 stops22h 55m

Sydney Kingsford Smith

Thu 11/6

12:10 pm-5:45 pm

2 stops22h 35m

$1,143

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 20 results
1
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Best time to book a flight from Louisiana to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Louisiana with our price prediction graph.
Estimated round-trip 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 Louisiana to Sydney

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

Currently, March is the cheapest month in which you can book a flight from Louisiana to Sydney (average of $1,032). Flying from Louisiana to Sydney in December is currently the most expensive (average of $1,627). 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.

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

Find hourly flight availability from Louisiana to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Louisiana to Sydney as you normally would.

How much does it cost to fly round-trip from Louisiana to Sydney?

Related info for your journey

Find useful and relevant information for your journey from Louisiana to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from Louisiana?

    For a flight from Louisiana to Sydney, you will be flying into Kingsford Smith. Sydney Kingsford Smith (SYD) is just 4.6 mi from the center of the city.

  • How long is the flight from Louisiana to Sydney?

    Airlines like United Airlines and Delta fly from Louisiana to Sydney in about 22h 52m. The time it takes to get you to your destination can typically vary by up to 21h 48m. Airlines will cover a distance of 8782 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Louisiana to Sydney one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $595. Users have also found prices from $604 and $607 on Delta and United Airlines, respectively.

  • What are the most popular routes from Louisiana to Sydney?

    The most popular route from Louisiana to Sydney is New Orleans Louis Armstrong - Sydney Kingsford Smith. You may also consider Baton Rouge Ryan - Sydney Kingsford Smith or Lafayette Regional - Sydney Kingsford Smith.

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

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

  • How can I find direct flights from Louisiana to Sydney?

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

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

    Yes. Cheapflights offers flight deals from Louisiana 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 Louisiana to Sydney?

    Currently, March is the cheapest month in which you can book a flight from Louisiana to Sydney (average of $1,032). Flying from Louisiana to Sydney in December is currently the most expensive (average of $1,627). 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

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Manly
Coogee

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Top 3 airlines flying from Louisiana to Sydney

Discover the top 3 airlines that operate flights from Louisiana to Sydney. 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 2,558,603 searches. Data last updated September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$427Average$1,288FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$907Average$1,163FlexibilityNo cancel feeOn-time69%
Qantas AirwaysCheapest$1,094Average$1,623FlexibilityNo cancel feeOn-time74%

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