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$632+ 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 8/15. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — SYD
May 25 — Jun 11
Mon 5/25
Mon 6/1
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 April 25, 2026.

This American Airlines deal was found by Cheapflights users on 4/24. 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 6/811:20 am
MSY
-
MEL
1 stop26h 40m
American Airlines
Mon 6/151:35 pm
MEL
-
MSY
1 stop22h 56m
American Airlines
Deal found 4/24$1,256
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Tue 6/27:04 pm
MSY
-
MEL
1 stop22h 11m
United Airlines
Thu 6/1110:55 am
MEL
-
MSY
1 stop22h 38m
United Airlines
Deal found 4/22$1,277
This United Airlines deal was found by Cheapflights users on 4/21. 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.
Fri 6/57:09 pm
MSY
-
MEL
1 stop22h 06m
United Airlines
Fri 6/1210:55 am
MEL
-
MSY
1 stop22h 38m
United Airlines
Deal found 4/21$1,278
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Tue 6/27:04 pm
MSY
-
MEL
1 stop22h 11m
United Airlines
Sat 6/1310:55 am
MEL
-
MSY
2 stops26h 46m
United Airlines
Deal found 4/22$1,282
This Delta deal was found by Cheapflights users on 4/22. 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.
Fri 6/52:50 pm
MSY
-
MEL
1 stop26h 00m
Delta
Fri 6/1210:00 am
MEL
-
MSY
1 stop21h 55m
Delta
Deal found 4/22$1,285
This United Airlines deal was found by Cheapflights users on 4/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/202:14 pm
MSY
-
SYD
2 stops25h 41m
United Airlines
Tue 5/510:20 am
SYD
-
MSY
2 stops26h 35m
United Airlines
Deal found 4/19$1,293
This United Airlines deal was found by Cheapflights users on 4/22. 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 6/77:00 am
MSY
-
MEL
3 stops34h 15m
United Airlines
Sun 6/1410:55 am
MEL
-
MSY
2 stops44h 32m
United Airlines
Deal found 4/22$1,298
This United Airlines deal was found by Cheapflights users on 4/20. 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.
Wed 4/227:00 am
MSY
-
SYD
2 stops33h 00m
United Airlines
Sun 5/1010:20 am
SYD
-
MSY
1 stop27h 39m
United Airlines
Deal found 4/20$1,304
This United Airlines deal was found by Cheapflights users on 4/22. 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 8/27:04 pm
MSY
-
SYD
1 stop20h 51m
United Airlines
Tue 8/119:30 am
SYD
-
MSY
2 stops27h 22m
United Airlines
Deal found 4/22$1,308
This United Airlines deal was found by Cheapflights users on 4/24. 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 6/84:09 pm
BTR
-
SYD
2 stops23h 51m
United Airlines
Mon 6/159:30 am
SYD
-
BTR
2 stops21h 04m
United Airlines
Deal found 4/24$1,308
This United Airlines deal was found by Cheapflights users on 4/20. 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.
Tue 7/217:04 pm
MSY
-
SYD
1 stop20h 51m
United Airlines
Tue 8/259:30 am
SYD
-
MSY
2 stops27h 22m
United Airlines
Deal found 4/20$1,309
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Tue 6/25:15 am
MSY
-
MEL
2 stops36h 00m
United Airlines
Wed 6/106:30 am
MEL
-
MSY
3 stops41h 06m
United Airlines
Deal found 4/22$1,330

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 April 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,256
(American Airlines)

One-way from

$632
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$1,464
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. 14% potential increase in price ($246 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 25, 2026.
Use the filters below to find and compare flights from Louisiana to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New OrleansMelbourne

MSY - MEL

MSYMEL

New Orleans Louis Armstrong

Fri 6/5

3:43 pm-7:30 am

2 stops24h 47m

Melbourne

Fri 6/12

10:55 am-6:33 pm

1 stop22h 38m

$1,278

New OrleansMelbourne

MSY - MEL

MSYMEL

New Orleans Louis Armstrong

Tue 6/2

3:43 pm-8:15 am

2 stops25h 32m

Melbourne

Fri 6/12

10:55 am-9:49 pm

2 stops25h 54m

$1,282

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Tue 7/21

7:04 pm-6:55 am

1 stop20h 51m

Sydney Kingsford Smith

Tue 8/25

10:20 am-6:49 pm

1 stop23h 29m

$1,304

Baton RougeSydney

BTR - SYD

BTRSYD

Baton Rouge Ryan

Mon 6/8

4:09 pm-7:00 am

2 stops23h 51m

Sydney Kingsford Smith

Mon 6/15

9:30 am-3:34 pm

2 stops21h 04m

$1,308

New OrleansBrisbane

MSY - BNE

MSYBNE

New Orleans Louis Armstrong

Mon 5/18

11:56 am-5:00 am

2 stops26h 04m

Brisbane

Tue 5/26

8:35 pm-10:35 am

2 stops29h 00m

$1,350

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Thu 6/4

5:35 pm-7:00 am

2 stops22h 25m

Sydney Kingsford Smith

Thu 6/11

10:20 am-7:51 pm

2 stops24h 31m

$1,384

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Sat 5/23

9:53 am-7:00 am

2 stops30h 07m

Sydney Kingsford Smith

Sat 5/30

9:30 am-9:49 pm

2 stops27h 19m

$1,388

LafayetteSydney

LFT - SYD

LFTSYD

Lafayette Regional

Thu 7/23

5:36 pm-7:05 am

2 stops22h 29m

Sydney Kingsford Smith

Sun 8/30

9:25 pm-10:19 am

2 stops27h 54m

$1,540

LafayetteSydney

LFT - SYD

LFTSYD

Lafayette Regional

Thu 7/23

12:05 pm-7:00 am

2 stops27h 55m

Sydney Kingsford Smith

Sun 8/30

9:30 am-6:21 pm

2 stops23h 51m

$1,552

LafayetteSydney

LFT - SYD

LFTSYD

Lafayette Regional

Tue 7/21

12:05 pm-7:00 am

2 stops27h 55m

Sydney Kingsford Smith

Mon 8/31

10:20 am-10:55 pm

2 stops27h 35m

$1,611

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 35 resultsSorted by cheapest first
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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, April is the cheapest month in which you can book a flight from Louisiana to Australia (average of $503). Flying from Louisiana to Australia in July is currently the most expensive (average of $1,291). 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 22h 06m. United Airlines provides one of the quickest options available for as low as $1,277. There are 9269 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, April is the cheapest month in which you can book a flight from Louisiana to Australia (average of $503). Flying from Louisiana to Australia in July is currently the most expensive (average of $1,291). 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

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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 April 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$986Average$1,470FlexibilityNo cancel feeOn-time69%
Qantas AirwaysCheapest$1,056Average$1,536FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$1,125Average$1,334FlexibilityNo cancel feeOn-time71%
DeltaCheapest$1,141Average$1,452FlexibilityNo cancel feeOn-timeN/A

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