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$1,228+ Cheap flights from Louisiana to Australia

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/24. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — SYD
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap 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 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,263
(Mytrip)

One-way from

$1,251
(United Airlines)

Popular in

July

Cheapest in

February

Average price

$1,123
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 Australia
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One-way flight from Louisiana to Australia
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Highest demand for flights based on searches. 18% potential increase in price ($301 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($68 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find 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 17, 2025.

This StudentUniverse deal was found by Cheapflights users on 4/17. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/245:25 pmMSY - SYD
2 stops22h 20mAir New Zealand
Mon 12/111:45 amSYD - MSY
2 stops26h 30mAir New Zealand
Deal found 4/17$1,228
This Gurufare deal was found by Cheapflights users on 4/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2811:57 amMSY - MEL
2 stops31h 53mAir New Zealand
Sat 9/136:55 pmMEL - MSY
2 stops40h 00mAir New Zealand
Deal found 4/17$1,368
This Kiwi.com deal was found by Cheapflights users on 4/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/139:49 pmMSY - SYD
2 stops46h 56mMultiple Airlines
Mon 6/165:45 pmSYD - MSY
1 stop20h 42mMultiple Airlines
Deal found 4/17$1,417
This Delta deal was found by Cheapflights users on 4/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:13 pmMSY - SYD
1 stop20h 22mDelta
Tue 1/62:15 pmSYD - MSY
1 stop26h 35mDelta
Deal found 4/17$1,466
This United Airlines deal was found by Cheapflights users on 4/17. 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.
Mon 12/296:40 amMSY - SYD
1 stop30h 40mUnited Airlines
Mon 1/511:50 amSYD - MSY
1 stop25h 00mUnited Airlines
Deal found 4/17$1,532
This American Airlines deal was found by Cheapflights users on 4/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/64:08 pmMSY - SYD
2 stops23h 57mAmerican Airlines
Fri 6/209:10 amSYD - MSY
2 stops26h 23mAmerican Airlines
Deal found 4/17$1,546
This United Airlines deal was found by Cheapflights users on 4/16. 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 6/16:20 pmMSY - BNE
1 stop21h 10mUnited Airlines
Sun 6/810:30 amBNE - MSY
1 stop21h 41mUnited Airlines
Deal found 4/16$1,603
This Gurufare deal was found by Cheapflights users on 4/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/288:08 pmMSY - MEL
1 stop41h 52mQantas Airways
Sat 9/136:05 pmMEL - MSY
2 stops38h 57mQantas Airways
Deal found 4/17$1,637
This Booking.com deal was found by Cheapflights users on 4/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/229:20 amMSY - SYD
2 stops31h 00mAir Canada
Mon 8/259:20 amSYD - MSY
2 stops64h 44mAir Canada
Deal found 4/17$1,689
This Mytrip deal was found by Cheapflights users on 4/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/284:51 pmMSY - AVV
3 stops32h 14mMultiple Airlines
Sat 9/1310:35 amAVV - MSY
3 stops44h 21mMultiple Airlines
Deal found 4/17$1,697
This Mytrip deal was found by Cheapflights users on 4/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2810:24 amMSY - MEL
3 stops34h 36mMultiple Airlines
Sat 9/131:00 pmMEL - MSY
3 stops41h 56mMultiple Airlines
Deal found 4/17$1,712
This United Airlines deal was found by Cheapflights users on 4/17. 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.
Thu 8/2810:15 amMSY - MEL
2 stops31h 00mUnited Airlines
Sat 9/1310:00 amMEL - MSY
3 stops61h 45mUnited Airlines
Deal found 4/17$1,778

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 17, 2025.
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 OrleansAdelaide

MSY - ADL

MSYADL

New Orleans Louis Armstrong

Sat 5/31

6:52 am-11:35 am

3 stops38h 13m

Adelaide

Sat 6/7

12:35 pm-5:00 pm

3 stops42h 55m

$1,263

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Tue 9/2

5:27 pm-8:45 am

2 stops24h 18m

Sydney Kingsford Smith

Tue 9/23

8:45 am-7:55 pm

2 stops26h 10m

$1,295

New OrleansMelbourne

MSY - MEL

MSYMEL

New Orleans Louis Armstrong

Thu 8/28

9:20 am-10:50 am

2 stops34h 30m

Melbourne

Sat 9/13

6:55 pm-7:55 pm

2 stops40h 00m

$1,366

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Fri 6/13

9:49 pm-11:45 am

2 stops46h 56m

Sydney Kingsford Smith

Mon 6/16

5:45 pm-11:27 pm

1 stop20h 42m

$1,417

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Tue 9/2

6:40 pm-6:35 am

1 stop20h 55m

Sydney Kingsford Smith

Tue 9/23

9:25 am-5:54 pm

1 stop23h 29m

$1,466

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Fri 6/6

4:08 pm-7:05 am

2 stops23h 57m

Sydney Kingsford Smith

Fri 6/20

9:10 am-8:33 pm

2 stops26h 23m

$1,546

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Fri 6/6

2:18 pm-7:00 am

2 stops25h 42m

Sydney Kingsford Smith

Fri 6/20

10:20 am-5:04 pm

1 stop21h 44m

$1,557

New OrleansBrisbane

MSY - BNE

MSYBNE

New Orleans Louis Armstrong

Sun 6/1

6:20 pm-6:30 am

1 stop21h 10m

Brisbane

Sun 6/8

10:30 am-5:11 pm

1 stop21h 41m

$1,603

New OrleansMelbourne

MSY - MEL

MSYMEL

New Orleans Louis Armstrong

Thu 8/28

8:08 pm-5:00 am

1 stop41h 52m

Melbourne

Sat 9/13

7:30 pm-6:02 pm

2 stops37h 32m

$1,636

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Fri 8/22

9:20 am-7:20 am

2 stops31h 00m

Sydney Kingsford Smith

Mon 8/25

9:20 am-11:04 am

2 stops64h 44m

$1,689

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 29 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 $1,046). Flying from Louisiana to Australia in December is currently the most expensive (average of $1,643). 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 AU?

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

When flying from Louisiana to Australia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Australia by month

Plan your trip to Australia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Australia ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Australia when rainfall is around 2.0 in.

Temperature in Australia by month

Plan your trip to Australia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Australia, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Australia. Reviews last updated April 17, 2025.
See what other customers who have flown with Singapore Airlines, Emirates and Delta from Louisiana to Australia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,288 reviews

Boarding

8.2

Comfort

7.9

Overall

8.1

Food

7.7

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Singapore Airlines
8.1
Very good
1,288 reviews
Singapore Airlines
8.1
Very good
1,288 reviews

Boarding

8.2

Comfort

7.9

Overall

8.1

Food

7.7

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Emirates
8.0
Very good
3,200 reviews
Singapore Airlines
8.1
Very good
1,288 reviews

Boarding

8.2

Comfort

7.9

Overall

8.1

Food

7.7

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Delta
8.0
Very good
7,916 reviews
Singapore Airlines
8.1
Very good
1,288 reviews

Boarding

8.2

Comfort

7.9

Overall

8.1

Food

7.7

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Air New Zealand
8.0
Very good
467 reviews
Singapore Airlines
8.1
Very good
1,288 reviews

Boarding

8.2

Comfort

7.9

Overall

8.1

Food

7.7

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Qantas Airways
7.5
Good
819 reviews
Singapore Airlines
8.1
Very good
1,288 reviews

Boarding

8.2

Comfort

7.9

Overall

8.1

Food

7.7

Crew

8.6

Entertainment

8.0

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

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.

  • 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 $1,046). Flying from Louisiana to Australia in December is currently the most expensive (average of $1,643). 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 5 airlines flying from Louisiana to Australia

Discover the top 5 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 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$907Average$1,372FlexibilityNo cancel feeOn-time69%
DeltaCheapest$938Average$1,350FlexibilityNo cancel feeOn-timeN/A
Qantas AirwaysCheapest$1,248Average$1,915FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$1,328Average$1,369FlexibilityNo cancel feeOn-time71%
Air New ZealandCheapest$1,375Average$2,094FlexibilityNo cancel feeOn-time78%

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