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Cheap flights from Louisiana to Sydney from $768

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 26/4. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — SYD
15 Feb — 22 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Louisiana to Sydney

Keep the following information in mind while searching for Louisiana to Sydney flight deals. Data was last updated 16 January 2026.

Round-trip from

$1,514

One-way from

$768

Popular in

December

Cheapest in

August

Average price

$2,624
Qantas Airways
  • Qantas Airways
  • 8/4-24/4
  • 3 total stops
  • 43h 15m total
  • Louisiana to Sydney
Search Deals
Air Canada
  • Air Canada
  • 26/4
  • 2 total stops
  • 46h 15m total
  • Louisiana to Sydney
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($645 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($116 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
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Find flight deals from Louisiana to Sydney

Enter your travel dates to find the best prices.

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 16 January 2026.

Wed 8/417:22
MSY
-
SYD
2 stops23h 38m
Qantas Airways
Fri 24/412:00
SYD
-
MSY
1 stop19h 37m
Qantas Airways
Deal found 15/1$1,514
Sat 28/215:01
MSY
-
SYD
2 stops27h 24m
Qantas Airways
Sat 7/314:05
SYD
-
MSY
1 stop18h 56m
Qantas Airways
Deal found 14/1$1,515
Tue 3/218:02
MSY
-
SYD
2 stops44h 58m
Qantas Airways
Mon 2/314:05
SYD
-
MSY
1 stop24h 26m
Qantas Airways
Deal found 14/1$1,524
Wed 11/213:27
MSY
-
SYD
2 stops25h 33m
Qantas Airways
Wed 25/214:05
SYD
-
MSY
1 stop18h 54m
Qantas Airways
Deal found 14/1$1,532
Tue 12/517:22
MSY
-
SYD
1 stop22h 33m
Qantas Airways
Tue 19/518:05
SYD
-
MSY
2 stops39h 46m
Qantas Airways
Deal found 14/1$1,538
Wed 8/417:22
MSY
-
SYD
2 stops24h 28m
Qantas Airways
Thu 23/412:00
SYD
-
MSY
1 stop19h 37m
Qantas Airways
Deal found 15/1$1,556
Thu 9/419:37
MSY
-
SYD
1 stop20h 18m
Qantas Airways
Fri 24/409:00
SYD
-
MSY
2 stops24h 51m
Qantas Airways
Deal found 15/1$1,569
Sun 10/519:37
MSY
-
SYD
2 stops46h 28m
Qantas Airways
Fri 29/512:00
SYD
-
MSY
1 stop22h 08m
Qantas Airways
Deal found 14/1$1,605
Wed 22/414:57
MSY
-
SYD
1 stop24h 58m
Qantas Airways
Sun 10/522:00
SYD
-
MSY
2 stops35h 51m
Qantas Airways
Deal found 15/1$1,630
Wed 22/414:14
MSY
-
SYD
2 stops26h 06m
Multiple Airlines
Sun 10/509:20
SYD
-
MSY
2 stops40h 34m
Multiple Airlines
Deal found 14/1$1,645
Wed 8/407:00
MSY
-
SYD
2 stops33h 20m
Air Canada
Fri 24/409:20
SYD
-
MSY
2 stops29h 09m
Air Canada
Deal found 15/1$1,711
Sat 31/110:33
BTR
-
SYD
2 stops29h 27m
American Airlines
Wed 4/211:20
SYD
-
BTR
2 stops21h 47m
American Airlines
Deal found 15/1$3,122

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 16 January 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

Sat 28/2

15:01-11:25

2 stops27h 24m

Sydney Kingsford Smith

Sat 7/3

14:05-16:01

1 stop18h 56m

$1,515

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Fri 1/5

14:57-09:30

2 stops27h 33m

Sydney Kingsford Smith

Sat 30/5

12:00-19:08

1 stop22h 08m

$1,515

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Fri 13/2

16:48-08:35

2 stops46h 47m

Sydney Kingsford Smith

Sat 21/2

14:05-16:01

1 stop18h 56m

$1,524

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Tue 3/2

18:02-08:00

2 stops44h 58m

Sydney Kingsford Smith

Mon 2/3

14:05-21:31

1 stop24h 26m

$1,524

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Tue 12/5

14:57-06:55

1 stop24h 58m

Sydney Kingsford Smith

Tue 19/5

22:00-18:51

2 stops35h 51m

$1,538

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Tue 12/5

12:00-07:20

2 stops28h 20m

Sydney Kingsford Smith

Tue 19/5

09:20-10:54

2 stops40h 34m

$1,645

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Sun 10/5

07:00-07:20

2 stops33h 20m

Sydney Kingsford Smith

Sat 16/5

09:20-23:29

2 stops29h 09m

$1,711

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Sun 10/5

11:50-07:20

1 stop28h 30m

Sydney Kingsford Smith

Fri 29/5

09:20-10:54

1 stop40h 34m

$1,741

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Wed 11/2

13:27-08:00

2 stops25h 33m

Sydney Kingsford Smith

Wed 25/2

11:35-21:31

2 stops26h 56m

$1,769

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Sat 11/4

20:35-07:20

2 stops43h 45m

Sydney Kingsford Smith

Mon 27/4

09:20-21:32

2 stops27h 12m

$1,816

Flights are sorted by cheapest return flights first.

Deals found on 14/1

Showing 1-10 of 19 results
1
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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 return 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 $1,112). Flying from Louisiana to Sydney in December is currently the most expensive (average of $2,098). 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 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?

    If you book a flight to Sydney from Louisiana, you will be flying to Kingsford Smith, which is the city’s only airport. Sydney Kingsford Smith (SYD) is located 7.5 km from the centre of Sydney.

  • How long is the flight from Louisiana to Sydney?

    For as low as $1,515, Qantas Airways can have you in Sydney from Louisiana in 27h 24m. There are 14280 km between Louisiana and Sydney. Both multi-stop and direct flights can be found to your destination and back.

  • 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 holiday 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 $1,112). Flying from Louisiana to Sydney in December is currently the most expensive (average of $2,098). 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

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Penrith
Terrigal
Katoomba
Manly
Lithgow
Coogee
Leura
Randwick
Cronulla
Bondi Beach

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Fly with Cheapflights

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How does Cheapflights help users find flights from Louisiana to Sydney?

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Why should you use Cheapflights to find cheap flight tickets from Louisiana to Sydney?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Sydney from Louisiana.

Can Cheapflights find flights from Louisiana to Sydney with no change fees?

Yes! Cheapflights helps users easily find flights from Louisiana to Sydney with no change fees.

Can Cheapflights notify me if prices for flights from Louisiana to Sydney become cheaper?

Yes! Start tracking prices for Louisiana to Sydney flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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