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$499+ Cheap flights from Louisiana to Australia

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 3/21. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — SYD
Mar 23 — Mar 301
Mon 3/23
Mon 3/30
1 adult, Economy
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Cheap flight deals from Louisiana to Australia

Cheapest flights from Louisiana to Australia
Explore the most affordable flight options available from Louisiana to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2026.

This BusinessClass deal was found by Cheapflights users on 2/20. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1511:50 am
MSY
-
MEL
2 stops32h 45m
Multiple Airlines
Tue 5/266:00 am
MEL
-
MSY
2 stops43h 56m
Multiple Airlines
Deal found 2/20$841
This Air Canada deal was found by Cheapflights users on 2/18. 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 5/1311:50 am
MSY
-
AVV
3 stops35h 20m
Multiple Airlines
Wed 5/278:55 pm
AVV
-
MSY
3 stops53h 01m
Multiple Airlines
Deal found 2/18$860
This Air Canada deal was found by Cheapflights users on 2/18. 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 5/1311:50 am
MSY
-
MEL
3 stops32h 35m
Multiple Airlines
Wed 5/278:50 pm
MEL
-
MSY
3 stops53h 06m
Multiple Airlines
Deal found 2/18$874
This American Airlines deal was found by Cheapflights users on 2/19. 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 3/94:58 pm
MSY
-
MEL
2 stops24h 32m
American Airlines
Thu 3/1212:00 pm
MEL
-
MSY
2 stops26h 38m
American Airlines
Deal found 2/19$931
This FlightHub deal was found by Cheapflights users on 2/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/152:07 pm
MSY
-
MEL
1 stop21h 53m
Qantas Airways
Sun 11/224:05 pm
MEL
-
MSY
1 stop22h 02m
Qantas Airways
Deal found 2/20$944
This United Airlines deal was found by Cheapflights users on 2/20. 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 5/146:41 pm
MSY
-
MEL
1 stop22h 34m
United Airlines
Thu 5/2110:55 am
MEL
-
MSY
1 stop22h 38m
United Airlines
Deal found 2/20$949
This American Airlines deal was found by Cheapflights users on 2/20. 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 11/159:31 am
MSY
-
MEL
1 stop26h 29m
American Airlines
Sun 11/2212:00 pm
MEL
-
MSY
2 stops22h 16m
American Airlines
Deal found 2/20$950
This United Airlines deal was found by Cheapflights users on 2/20. 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 5/182:25 pm
MSY
-
MEL
2 stops26h 05m
United Airlines
Wed 5/2710:55 am
MEL
-
MSY
2 stops25h 39m
United Airlines
Deal found 2/20$953
This United Airlines deal was found by Cheapflights users on 2/17. 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 2/182:32 pm
MSY
-
MEL
2 stops25h 58m
United Airlines
Sun 2/221:00 pm
MEL
-
MSY
2 stops36h 34m
United Airlines
Deal found 2/17$954
This Delta deal was found by Cheapflights users on 2/20. 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 11/126:40 pm
MSY
-
MEL
1 stop22h 10m
Delta
Thu 11/1912:00 pm
MEL
-
MSY
1 stop29h 05m
Delta
Deal found 2/20$963
This United Airlines deal was found by Cheapflights users on 2/20. 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 5/177:23 pm
MSY
-
MEL
2 stops45h 07m
United Airlines
Sun 5/2410:55 am
MEL
-
MSY
1 stop22h 38m
United Airlines
Deal found 2/20$967
This Delta deal was found by Cheapflights users on 2/20. 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 11/121:45 pm
MSY
-
MEL
2 stops27h 05m
Delta
Sat 11/2112:00 pm
MEL
-
MSY
1 stop29h 05m
Delta
Deal found 2/20$968

Find flight deals from Louisiana to Australia

Keep the following information in mind while searching for Louisiana to Australia flight deals. Data was last updated February 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$841
(BusinessClass)

One-way from

$499
(FlightHub)

Popular in

December

Cheapest in

August

Average price

$1,243
Provider with most accurate pricing for New Orleans Louis Armstrong-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for New Orleans Louis Armstrong-Sydney Kingsford Smith flights.
Search Deals
From Louisiana to Australia
Search Deals
One-way flight from Louisiana to Australia
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($265 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisiana to Australia 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 February 21, 2026.
Use the filters below to find and compare flights from Louisiana to Australia that are best for you.

Fly from

Louisiana

Fly to

Australia

Route

Depart

Return

Price

New OrleansMelbourne

MSY - AVV

MSYAVV

New Orleans Louis Armstrong

Wed 5/13

11:50 am-2:10 pm

3 stops35h 20m

Melbourne Avalon

Wed 5/27

8:55 pm-10:56 am

3 stops53h 01m

$860

New OrleansMelbourne

MSY - MEL

MSYMEL

New Orleans Louis Armstrong

Tue 4/14

9:40 am-8:15 am

1 stop31h 35m

Melbourne

Sat 4/18

10:55 am-11:15 pm

1 stop27h 20m

$949

New OrleansMelbourne

MSY - MEL

MSYMEL

New Orleans Louis Armstrong

Tue 3/17

2:39 pm-9:00 am

1 stop26h 21m

Melbourne

Tue 3/24

12:00 pm-11:59 pm

2 stops27h 59m

$949

New OrleansMelbourne

MSY - MEL

MSYMEL

New Orleans Louis Armstrong

Wed 5/13

2:25 pm-7:30 am

2 stops26h 05m

Melbourne

Wed 5/27

10:55 am-6:33 pm

1 stop22h 38m

$949

New OrleansMelbourne

MSY - MEL

MSYMEL

New Orleans Louis Armstrong

Fri 5/15

6:41 pm-8:15 am

1 stop22h 34m

Melbourne

Fri 5/22

10:55 am-11:26 pm

2 stops27h 31m

$953

New OrleansMelbourne

MSY - MEL

MSYMEL

New Orleans Louis Armstrong

Thu 5/14

2:25 pm-8:15 am

2 stops26h 50m

Melbourne

Wed 5/27

10:55 am-7:51 pm

2 stops23h 56m

$953

New OrleansMelbourne

MSY - MEL

MSYMEL

New Orleans Louis Armstrong

Fri 4/3

3:48 pm-8:30 am

2 stops24h 42m

Melbourne

Fri 4/10

9:30 am-9:45 pm

2 stops27h 15m

$954

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Wed 4/22

2:45 pm-8:50 am

2 stops27h 05m

Sydney Kingsford Smith

Sun 5/10

12:00 pm-6:51 pm

1 stop21h 51m

$1,014

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Tue 5/12

5:21 pm-6:55 am

1 stop22h 34m

Sydney Kingsford Smith

Tue 5/19

5:20 pm-6:51 pm

2 stops40h 31m

$1,025

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Sat 2/28

3:01 pm-9:20 am

2 stops25h 19m

Sydney Kingsford Smith

Tue 3/3

2:05 pm-3:59 pm

1 stop18h 54m

$1,030

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 56 results
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Best time to book a flight from Louisiana to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia 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 Australia

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

Currently, February is the cheapest month in which you can book a flight from Louisiana to Australia (average of $578). Flying from Louisiana to Australia in December is currently the most expensive (average of $1,380). 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.

Related info for your journey

Find useful and relevant information for your journey from Louisiana to Australia. 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 Louisiana to Australia?

    A quick flight from Louisiana to Australia can take about 27h 05m. United Airlines provides one of the quickest options available for as low as $1,014. There are 8873 mi between Louisiana and Australia. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Louisiana to Australia (average of $578). Flying from Louisiana to Australia in December is currently the most expensive (average of $1,380). 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

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Alternative routes for Louisiana to Australia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Louisiana to Australia

Discover the top 4 airlines that operate flights from Louisiana to Australia. 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 February 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$907Average$1,358FlexibilityNo cancel feeOn-time69%
DeltaCheapest$952Average$1,388FlexibilityNo cancel feeOn-timeN/A
Qantas AirwaysCheapest$1,056Average$1,659FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$1,125Average$1,334FlexibilityNo cancel feeOn-time71%

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