Australia

$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
Apr 4 — Apr 111
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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 March 5, 2026.

This FlightHub deal was found by Cheapflights users on 2/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/43:01 pm
MSY
-
MEL
1 stop20h 59m
Qantas Airways
Fri 3/64:05 pm
MEL
-
MSY
1 stop19h 48m
Qantas Airways
Deal found 2/28$945
This United Airlines deal was found by Cheapflights users on 3/1. 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 3/24:00 pm
MSY
-
MEL
2 stops48h 30m
United Airlines
Wed 3/1810:30 am
MEL
-
MSY
2 stops22h 34m
United Airlines
Deal found 3/1$949
This American Airlines deal was found by Cheapflights users on 3/3. 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 5/92:45 pm
MSY
-
MEL
2 stops25h 00m
American Airlines
Sat 5/169:45 am
MEL
-
MSY
2 stops22h 37m
American Airlines
Deal found 3/3$950
This United Airlines deal was found by Cheapflights users on 3/3. 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.
Sat 5/99:40 am
MSY
-
MEL
1 stop31h 35m
United Airlines
Sat 5/1610:55 am
MEL
-
MSY
1 stop22h 32m
United Airlines
Deal found 3/3$957
This United Airlines deal was found by Cheapflights users on 3/3. 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 3/57:00 am
MSY
-
MEL
2 stops33h 30m
United Airlines
Tue 3/1011:30 am
MEL
-
MSY
2 stops24h 17m
United Airlines
Deal found 3/3$961
This Delta deal was found by Cheapflights users on 3/1. 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.
Wed 4/153:00 pm
MSY
-
MEL
1 stop25h 50m
Delta
Wed 4/2210:00 am
MEL
-
MSY
1 stop28h 49m
Delta
Deal found 3/1$964
This Qantas Airways deal was found by Cheapflights users on 2/28. 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.
Wed 3/49:27 am
MSY
-
MEL
1 stop26h 33m
Multiple Airlines
Fri 3/610:45 am
MEL
-
MSY
2 stops22h 18m
Multiple Airlines
Deal found 2/28$976
This oojo deal was found by Cheapflights users on 3/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/225:21 pm
MSY
-
SYD
2 stops23h 54m
Qantas Airways
Sun 5/1012:00 pm
SYD
-
MSY
1 stop19h 36m
Qantas Airways
Deal found 3/3$980
This oojo deal was found by Cheapflights users on 3/1. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/52:45 pm
MSY
-
SYD
1 stop25h 10m
Qantas Airways
Sat 5/99:35 am
SYD
-
MSY
2 stops24h 16m
Qantas Airways
Deal found 3/1$984
This American Airlines deal was found by Cheapflights users on 3/3. 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 6/22:43 pm
MSY
-
MEL
2 stops28h 37m
American Airlines
Sat 7/49:45 am
MEL
-
MSY
2 stops26h 47m
American Airlines
Deal found 3/3$988
This oojo deal was found by Cheapflights users on 3/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/122:45 pm
MSY
-
SYD
1 stop25h 10m
Qantas Airways
Tue 5/196:15 pm
SYD
-
MSY
2 stops39h 36m
Qantas Airways
Deal found 3/3$991
This United Airlines deal was found by Cheapflights users on 3/4. 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 5/89:40 am
MSY
-
MEL
1 stop31h 35m
United Airlines
Tue 5/1210:55 am
MEL
-
MSY
1 stop22h 32m
United Airlines
Deal found 3/4$1,006

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 March 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$950
(American Airlines)

One-way from

$499
(FlightHub)

Popular in

December

Cheapest in

August

Average price

$1,356
Provider with most accurate pricing for New Orleans Louis Armstrong-Sydney Kingsford Smith flight deals.
Provider most trusted by Cheapflights users for New Orleans Louis Armstrong-Sydney Kingsford Smith flights.
From Louisiana to Australia
One-way flight from Louisiana to Australia
Highest demand for flights based on searches. 15% potential increase in price ($261 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($48 potential savings vs. average RT price).
Average for round-trip flights in March 2026

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 March 5, 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

New OrleansMelbourne

MSY - MEL

MSYMEL

New Orleans Louis Armstrong

Wed 4/15

3:00 pm-7:50 am

1 stop25h 50m

Melbourne

Wed 4/22

10:00 am-11:49 pm

1 stop28h 49m

$964

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Wed 4/22

5:21 pm-8:50 am

2 stops24h 29m

Sydney Kingsford Smith

Sun 5/10

12:00 pm-4:36 pm

1 stop19h 36m

$980

New OrleansMelbourne

MSY - MEL

MSYMEL

New Orleans Louis Armstrong

Fri 5/8

9:40 am-8:15 am

1 stop31h 35m

Melbourne

Tue 5/12

10:55 am-6:27 pm

1 stop22h 32m

$1,006

New OrleansMelbourne

MSY - MEL

MSYMEL

New Orleans Louis Armstrong

Tue 6/2

2:21 pm-8:15 am

2 stops26h 54m

Melbourne

Sat 7/4

10:55 am-6:33 pm

1 stop22h 38m

$1,007

New OrleansMelbourne

MSY - MEL

MSYMEL

New Orleans Louis Armstrong

Fri 4/17

3:00 pm-7:50 am

1 stop25h 50m

Melbourne

Fri 4/24

10:00 am-11:49 pm

1 stop28h 49m

$1,014

New OrleansBrisbane

MSY - BNE

MSYBNE

New Orleans Louis Armstrong

Fri 4/17

6:08 pm-7:05 am

2 stops45h 57m

Brisbane

Fri 4/24

10:00 am-9:32 pm

2 stops26h 32m

$1,053

New OrleansCanberra

MSY - CBR

MSYCBR

New Orleans Louis Armstrong

Sun 8/9

8:04 pm-8:25 am

2 stops45h 21m

Canberra

Fri 8/14

6:05 am-7:07 pm

3 stops28h 02m

$1,221

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Mon 6/1

7:04 pm-6:55 am

1 stop20h 51m

Sydney Kingsford Smith

Tue 6/9

10:20 am-6:33 pm

1 stop23h 13m

$1,269

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Tue 6/16

2:55 pm-6:50 am

1 stop24h 55m

Sydney Kingsford Smith

Wed 8/12

9:15 am-8:39 pm

2 stops26h 24m

$1,274

LafayetteSydney

LFT - SYD

LFTSYD

Lafayette Regional

Tue 6/16

4:09 pm-7:00 am

2 stops23h 51m

Sydney Kingsford Smith

Wed 8/12

10:20 am-7:31 pm

2 stops24h 11m

$1,274

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/28

Showing 1-10 of 47 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, 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 25h. American Airlines provides one of the quickest options available for as low as $950. 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, 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

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 March 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$907Average$1,432FlexibilityNo cancel feeOn-time69%
Qantas AirwaysCheapest$1,056Average$1,617FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$1,125Average$1,334FlexibilityNo cancel feeOn-time71%
DeltaCheapest$1,141Average$1,392FlexibilityNo cancel feeOn-timeN/A

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