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$511+ 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 11/30. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — SYD
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,091
(Air Canada)

One-way from

$511
(Air Canada)

Popular in

December

Cheapest in

May

Average price

$1,272
Provider with most accurate pricing for New Orleans Louis Armstrong-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for New Orleans Louis Armstrong-Sydney Kingsford Smith flights.
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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. 13% potential increase in price ($190 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($65 potential savings vs. average RT price).
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Average for round-trip flights in October 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 October 29, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 10/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/63:35 pmMSY - SYD
1 stop22h 20mQantas Airways
Fri 11/282:05 pmSYD - MSY
1 stop25h 46mQantas Airways
Deal found 10/27$1,178
This Air Canada deal was found by Cheapflights users on 10/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/122:14 pmMSY - SYD
2 stops26h 21mMultiple Airlines
Thu 11/2711:20 amSYD - MSY
2 stops46h 57mMultiple Airlines
Deal found 10/27$1,217
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Thu 11/63:35 pmMSY - SYD
2 stops24h 25mAmerican Airlines
Thu 11/2011:20 amSYD - MSY
2 stops22h 56mAmerican Airlines
Deal found 10/27$1,218
This American Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 11/510:27 amMSY - SYD
1 stop27h 28mAmerican Airlines
Thu 11/2011:20 amSYD - MSY
2 stops24h 51mAmerican Airlines
Deal found 10/29$1,220
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Wed 11/57:00 amMSY - SYD
1 stop31h 00mUnited Airlines
Thu 11/2011:50 amSYD - MSY
1 stop22h 55mUnited Airlines
Deal found 10/28$1,231
This Qantas Airways deal was found by Cheapflights users on 10/28. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/25:15 pmMSY - SYD
1 stop20h 40mMultiple Airlines
Sun 11/92:05 pmSYD - MSY
1 stop22h 06mMultiple Airlines
Deal found 10/28$1,247
This American Airlines deal was found by Cheapflights users on 10/28. 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.
Mon 11/102:07 pmMSY - SYD
1 stop23h 48mAmerican Airlines
Mon 11/172:05 pmSYD - MSY
1 stop26h 00mAmerican Airlines
Deal found 10/28$1,248
This American Airlines deal was found by Cheapflights users on 10/28. 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.
Sun 11/22:07 pmMSY - SYD
2 stops25h 53mAmerican Airlines
Sun 11/911:20 amSYD - MSY
2 stops22h 56mAmerican Airlines
Deal found 10/28$1,251
This American Airlines deal was found by Cheapflights users on 10/28. 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.
Tue 12/910:23 amMSY - SYD
2 stops26h 47mAmerican Airlines
Tue 12/165:45 pmSYD - MSY
2 stops22h 06mAmerican Airlines
Deal found 10/28$1,252
This Delta deal was found by Cheapflights users on 10/27. 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 11/132:21 pmBTR - SYD
2 stops25h 09mDelta
Mon 11/1710:40 amSYD - BTR
2 stops28h 12mDelta
Deal found 10/27$1,310
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/1312:20 pmLFT - SYD
1 stop25h 40mUnited Airlines
Mon 11/1711:50 amSYD - LFT
1 stop26h 28mUnited Airlines
Deal found 10/28$1,313
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/135:07 amBTR - SYD
1 stop32h 53mUnited Airlines
Mon 11/1711:20 amSYD - BTR
2 stops28h 24mUnited Airlines
Deal found 10/28$1,324

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 October 29, 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

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Thu 11/6

3:35 pm-6:55 am

1 stop22h 20m

Sydney Kingsford Smith

Fri 11/28

2:05 pm-10:51 pm

1 stop25h 46m

$1,178

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Wed 11/12

2:14 pm-9:35 am

2 stops26h 21m

Sydney Kingsford Smith

Thu 11/27

11:20 am-5:17 pm

2 stops46h 57m

$1,217

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Thu 11/6

2:07 pm-9:00 am

2 stops25h 53m

Sydney Kingsford Smith

Fri 11/28

11:20 am-4:20 pm

2 stops22h 00m

$1,218

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Wed 11/5

2:25 pm-9:00 am

2 stops25h 35m

Sydney Kingsford Smith

Thu 11/20

11:20 am-5:16 pm

2 stops22h 56m

$1,218

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Thu 11/6

5:05 pm-6:55 am

1 stop20h 50m

Sydney Kingsford Smith

Thu 11/20

11:20 am-5:16 pm

2 stops22h 56m

$1,219

Baton RougeSydney

BTR - SYD

BTRSYD

Baton Rouge Ryan

Thu 11/13

2:21 pm-8:30 am

2 stops25h 09m

Sydney Kingsford Smith

Mon 11/17

10:40 am-7:57 pm

2 stops26h 17m

$1,310

LafayetteSydney

LFT - SYD

LFTSYD

Lafayette Regional

Thu 11/13

12:20 pm-7:00 am

1 stop25h 40m

Sydney Kingsford Smith

Mon 11/17

11:50 am-9:18 pm

1 stop26h 28m

$1,313

LafayetteSydney

LFT - SYD

LFTSYD

Lafayette Regional

Thu 11/13

11:44 am-8:30 am

2 stops27h 46m

Sydney Kingsford Smith

Mon 11/17

10:40 am-4:45 pm

2 stops23h 05m

$1,318

Baton RougeSydney

BTR - SYD

BTRSYD

Baton Rouge Ryan

Thu 11/13

5:07 am-7:00 am

1 stop32h 53m

Sydney Kingsford Smith

Mon 11/17

11:20 am-10:44 pm

2 stops28h 24m

$1,324

Baton RougeSydney

BTR - SYD

BTRSYD

Baton Rouge Ryan

Mon 11/10

7:00 am-7:00 am

1 stop31h 00m

Sydney Kingsford Smith

Mon 11/17

11:50 am-1:22 pm

1 stop18h 32m

$2,112

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 21 results
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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, January is the cheapest month in which you can book a flight from Louisiana to Sydney (average of $427). Flying from Louisiana to Sydney in December is currently the most expensive (average of $1,497). 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 October 29, 2025.

One of the essential ways to save on airfare from Louisiana to Sydney is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 14% on airfare.

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 Qantas Airways, American Airlines, and Delta fly from Louisiana to Sydney in about 22h 20m. The time it takes to get you to your destination can typically vary by up to 3h 33m. Airlines will cover a distance of 8873 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 Air Canada. According to our data, you can fly for as low as $511. Users have also found prices from $562 and $578 on Qantas Airways and American 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, January is the cheapest month in which you can book a flight from Louisiana to Sydney (average of $427). Flying from Louisiana to Sydney in December is currently the most expensive (average of $1,497). 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$907Average$1,145FlexibilityNo cancel feeOn-time69%
DeltaCheapest$951Average$1,288FlexibilityNo cancel feeOn-timeN/A
Qantas AirwaysCheapest$1,084Average$1,623FlexibilityNo cancel feeOn-time74%

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