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$507+ 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 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — SYD
Mar 21 — Mar 281
Sat 3/21
Sat 3/28
1 adult, Economy
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Cheap 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 February 19, 2026.

This oojo 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 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 2/18$1,014
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/254:48 pm
MSY
-
SYD
1 stop21h 07m
Qantas Airways
Mon 3/168:30 am
SYD
-
MSY
2 stops28h 56m
Qantas Airways
Deal found 2/17$1,017
This oojo deal was found by Cheapflights users on 2/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/37:38 pm
MSY
-
SYD
1 stop20h 17m
Qantas Airways
Sat 4/1810:05 am
SYD
-
MSY
2 stops23h 46m
Qantas Airways
Deal found 2/16$1,018
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:37 pm
MSY
-
SYD
2 stops46h 53m
Qantas Airways
Thu 5/712:00 pm
SYD
-
MSY
1 stop19h 36m
Qantas Airways
Deal found 2/18$1,020
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/177:37 pm
MSY
-
SYD
2 stops46h 13m
Qantas Airways
Sun 5/2412:00 pm
SYD
-
MSY
1 stop22h 07m
Qantas Airways
Deal found 2/17$1,021
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/125:21 pm
MSY
-
SYD
1 stop22h 34m
Qantas Airways
Tue 5/196:05 pm
SYD
-
MSY
2 stops39h 46m
Qantas Airways
Deal found 2/18$1,025
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1711:50 am
MSY
-
SYD
2 stops28h 30m
Air Canada
Sun 5/249:20 am
SYD
-
MSY
2 stops40h 30m
Air Canada
Deal found 2/17$1,026
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2312:00 pm
MSY
-
SYD
2 stops33h 30m
Qantas Airways
Sat 5/3012:00 pm
SYD
-
MSY
1 stop20h 09m
Qantas Airways
Deal found 2/17$1,054
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/711:50 am
MSY
-
SYD
2 stops52h 30m
Air Canada
Tue 5/199:20 am
SYD
-
MSY
2 stops40h 36m
Air Canada
Deal found 2/17$1,063
This Qantas Airways 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/253:01 pm
MSY
-
SYD
2 stops28h 09m
Qantas Airways
Thu 4/1612:00 pm
SYD
-
MSY
1 stop19h 36m
Qantas Airways
Deal found 2/17$1,065
This Qantas Airways deal was found by Cheapflights users on 2/14. 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 2/183:01 pm
MSY
-
SYD
2 stops25h 29m
Qantas Airways
Sun 2/222:05 pm
SYD
-
MSY
1 stop21h 48m
Qantas Airways
Deal found 2/14$1,066
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3112:06 pm
BTR
-
SYD
2 stops31h 34m
Air New Zealand
Tue 9/87:20 pm
SYD
-
BTR
2 stops39h 41m
Air New Zealand
Deal found 2/17$1,238

Find flight deals from Louisiana to Sydney

Keep the following information in mind while searching for Louisiana to Sydney flight deals. Data was last updated February 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,014
(oojo)

One-way from

$507
(Kiwi.com)

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 Sydney Kingsford Smith
Search Deals
One-way flight from Louisiana to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($256 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($47 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 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 February 19, 2026.
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

Wed 4/22

7:37 pm-6:55 am

1 stop20h 18m

Sydney Kingsford Smith

Sun 5/10

8:40 pm-6:51 pm

2 stops37h 11m

$1,025

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Fri 4/3

4:47 pm-9:40 am

2 stops24h 53m

Sydney Kingsford Smith

Sat 4/18

9:35 am-6:51 pm

2 stops24h 16m

$1,192

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Mon 2/23

7:09 pm-9:35 am

2 stops45h 26m

Sydney Kingsford Smith

Tue 3/17

10:20 am-9:03 pm

2 stops50h 43m

$1,236

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Tue 2/24

4:48 pm-8:00 am

2 stops46h 12m

Sydney Kingsford Smith

Wed 3/18

1:00 pm-9:26 pm

2 stops24h 26m

$1,276

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Tue 2/24

4:48 pm-8:15 am

2 stops46h 27m

Sydney Kingsford Smith

Mon 3/16

1:00 pm-6:53 pm

2 stops21h 53m

$1,276

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Thu 3/5

4:48 pm-9:30 am

2 stops47h 42m

Sydney Kingsford Smith

Fri 4/3

7:25 am-6:53 pm

2 stops27h 28m

$1,276

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Sat 2/28

3:01 pm-8:15 am

2 stops24h 14m

Sydney Kingsford Smith

Thu 4/2

10:00 pm-6:53 pm

2 stops36h 53m

$1,277

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Tue 5/19

9:40 am-6:55 am

1 stop30h 15m

Sydney Kingsford Smith

Tue 6/2

10:20 am-7:51 pm

2 stops24h 31m

$1,281

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Fri 2/27

4:48 pm-8:35 am

2 stops46h 47m

Sydney Kingsford Smith

Sun 3/15

7:30 pm-6:53 pm

2 stops39h 23m

$1,283

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Fri 2/27

4:48 pm-8:00 am

2 stops46h 12m

Sydney Kingsford Smith

Tue 3/17

10:00 pm-9:26 pm

2 stops39h 26m

$1,283

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/16

Showing 1-10 of 33 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, April is the cheapest month in which you can book a flight from Louisiana to Sydney (average of $717). Flying from Louisiana to Sydney in December is currently the most expensive (average of $1,404). 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.

How much does it cost to fly round-trip from Louisiana to Sydney?

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, Air Canada, and Air New Zealand fly from Louisiana to Sydney in about 20h 18m. The time it takes to get you to your destination can typically vary by up to 25h 08m. Airlines will cover a distance of 8873 mi. This flight may include one or multiple stops.

  • 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 Lafayette Regional - Sydney Kingsford Smith or Baton Rouge Ryan - 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, April is the cheapest month in which you can book a flight from Louisiana to Sydney (average of $717). Flying from Louisiana to Sydney in December is currently the most expensive (average of $1,404). 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

Browse thousands of different options on Cheapflights for your next trip

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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 February 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$907Average$1,356FlexibilityNo cancel feeOn-time69%
DeltaCheapest$952Average$1,388FlexibilityNo cancel feeOn-timeN/A
Qantas AirwaysCheapest$1,056Average$1,620FlexibilityNo cancel feeOn-time74%

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