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Cheap flights from Louisiana to Sydney from $589

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisiana to Sydney departing on 12/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Louisiana to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
7:00 am - 8:35 amMSY-SYD
33h 35m2 stops
Air Canada Logo
10:20 am - 7:50 pmSYD-MSY
25h 30m2 stops
$1,144Air Canada
Find Deal
Wed, Mar 11 - Fri, Mar 20
Air Canada Logo
6:05 pm - 7:20 amMSY-SYD
46h 15m2 stops
Air Canada Logo
9:20 am - 10:54 amSYD-MSY
40h 34m2 stops
$1,200Air Canada
Find Deal
Sun, Apr 19 - Sat, May 9
Qantas Airways Logo
6:10 pm - 6:55 amMSY-SYD
20h 45m1 stop
Qantas Airways Logo
6:30 am - 11:22 amSYD-MSY
20h 52m2 stops
$1,213Qantas Airways
Find Deal
Wed, Mar 11 - Fri, Mar 20
Multiple Airlines Logo
8:01 pm - 6:55 amMSY-SYD
19h 54m1 stop
Multiple Airlines Logo
12:10 pm - 7:57 pmSYD-MSY
22h 47m1 stop
$1,248Multiple Airlines
Find Deal
Wed, Apr 22 - Sun, May 10
Multiple Airlines Logo
1:27 pm - 6:55 amMSY-SYD
24h 28m1 stop
Multiple Airlines Logo
2:05 pm - 4:02 pmSYD-MSY
18h 57m1 stop
$1,249Multiple Airlines
Find Deal
Wed, Feb 11 - Wed, Feb 25
American Airlines Logo
2:07 pm - 6:55 amMSY-SYD
25h 48m1 stop
American Airlines Logo
9:10 am - 5:23 pmSYD-MSY
23h 13m2 stops
$1,252American Airlines
Find Deal
Wed, Apr 22 - Sun, May 10
American Airlines Logo
11:05 am - 6:55 amMSY-SYD
26h 50m1 stop
American Airlines Logo
11:45 am - 9:32 pmSYD-MSY
26h 47m2 stops
$1,254American Airlines
Find Deal
Wed, Feb 11 - Wed, Feb 25
Delta Logo
6:15 am - 6:50 amMSY-SYD
31h 35m1 stop
Delta Logo
10:40 am - 12:50 pmSYD-MSY
19h 10m1 stop
$1,264Delta
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Tue, Jan 20 - Sun, Feb 8
Delta Logo
4:45 pm - 8:30 amMSY-SYD
22h 45m1 stop
Delta Logo
10:40 am - 8:07 pmSYD-MSY
26h 27m2 stops
$1,268Delta
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Wed, Feb 11 - Wed, Feb 25
Qantas Airways Logo
6:09 pm - 6:55 amMSY-SYD
21h 46m1 stop
Qantas Airways Logo
12:10 pm - 3:49 pmSYD-MSY
18h 39m1 stop
$1,446Qantas Airways
Find Deal
Wed, Apr 22 - Sun, May 10

Air Canada flights from Louisiana to Sydney

Our best Air Canada deals on Louisiana to Sydney flight tickets
Air Canada
Mar 11
MSY7:00 amNew Orleans Louis Armstrong
33h 35m
2 stops
SYD8:35 amSydney Kingsford Smith
Mar 20
SYD10:20 amSydney Kingsford Smith
25h 30m
2 stops
MSY7:50 pmNew Orleans Louis Armstrong
$1,144
Find similar
Air Canada
Apr 19
MSY6:05 pmNew Orleans Louis Armstrong
46h 15m
2 stops
SYD7:20 amSydney Kingsford Smith
May 9
SYD9:20 amSydney Kingsford Smith
40h 34m
2 stops
MSY10:54 amNew Orleans Louis Armstrong
$1,200
Find similar
Air Canada
Feb 11
MSY6:05 pmNew Orleans Louis Armstrong
46h 30m
2 stops
SYD9:35 amSydney Kingsford Smith
Feb 25
SYD11:20 amSydney Kingsford Smith
46h 57m
2 stops
MSY5:17 pmNew Orleans Louis Armstrong
$1,202
Find similar

Qantas Airways flights from Louisiana to Sydney

Our best Qantas Airways deals on Louisiana to Sydney flight tickets
Qantas Airways
Mar 11
MSY6:10 pmNew Orleans Louis Armstrong
20h 45m
1 stop
SYD6:55 amSydney Kingsford Smith
Mar 20
SYD6:30 amSydney Kingsford Smith
20h 52m
2 stops
MSY11:22 amNew Orleans Louis Armstrong
$1,213
Find similar
Qantas Airways
Apr 22
MSY6:09 pmNew Orleans Louis Armstrong
21h 46m
1 stop
SYD6:55 amSydney Kingsford Smith
May 10
SYD12:10 pmSydney Kingsford Smith
18h 39m
1 stop
MSY3:49 pmNew Orleans Louis Armstrong
$1,446
Find similar
Qantas Airways
Dec 24
MSY3:04 pmNew Orleans Louis Armstrong
22h 51m
1 stop
SYD6:55 amSydney Kingsford Smith
Feb 27
SYD10:30 amSydney Kingsford Smith
25h 25m
2 stops
MSY6:55 pmNew Orleans Louis Armstrong
$1,475
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated November 5, 2025.
Use the filters below to find and compare flights from Louisiana to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Wed 3/11

7:00 am-8:35 am

2 stops33h 35m

Sydney Kingsford Smith

Fri 3/20

10:20 am-7:50 pm

2 stops25h 30m

$1,144

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Sun 4/19

6:05 pm-7:20 am

2 stops46h 15m

Sydney Kingsford Smith

Sat 5/9

9:20 am-10:54 am

2 stops40h 34m

$1,200

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Wed 3/11

6:10 pm-6:55 am

1 stop20h 45m

Sydney Kingsford Smith

Fri 3/20

6:30 am-11:22 am

2 stops20h 52m

$1,213

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Wed 4/22

8:01 pm-6:55 am

1 stop19h 54m

Sydney Kingsford Smith

Sun 5/10

12:10 pm-7:57 pm

1 stop22h 47m

$1,248

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Wed 2/11

1:27 pm-6:55 am

1 stop24h 28m

Sydney Kingsford Smith

Wed 2/25

2:05 pm-4:02 pm

1 stop18h 57m

$1,249

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Wed 4/22

2:07 pm-6:55 am

1 stop25h 48m

Sydney Kingsford Smith

Sun 5/10

9:10 am-5:23 pm

2 stops23h 13m

$1,252

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Wed 2/11

11:05 am-6:55 am

1 stop26h 50m

Sydney Kingsford Smith

Wed 2/25

11:45 am-9:32 pm

2 stops26h 47m

$1,254

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Tue 1/20

6:15 am-6:50 am

1 stop31h 35m

Sydney Kingsford Smith

Sun 2/8

10:40 am-12:50 pm

1 stop19h 10m

$1,264

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Wed 2/11

4:45 pm-8:30 am

1 stop22h 45m

Sydney Kingsford Smith

Wed 2/25

10:40 am-8:07 pm

2 stops26h 27m

$1,268

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Wed 4/22

6:09 pm-6:55 am

1 stop21h 46m

Sydney Kingsford Smith

Sun 5/10

12:10 pm-3:49 pm

1 stop18h 39m

$1,446

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Louisiana to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Sydney?

In general, May is the cheapest month to fly from Louisiana to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $992. If you are unable to visit Sydney during the month of May, then departing from Louisiana during the month February is also very affordable. Most momondo users find prices during this month for around $1,016.

What is the cheapest day to depart on your flight to Sydney?

The cheapest day to depart from Louisiana to Sydney is on a Wednesday when prices can be found for as low as $1,387. The most expensive day to fly to Sydney is Sunday, with ticket prices averaging around $1,512.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is in the morning. momondo users have found flights departing from Louisiana to Sydney in the morning for as low as $1,287. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Sydney are more costly in the evening, with an average ticket price of $1,505. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Louisiana to Sydney flights?

You could potentially save up to 10% on your flight if you consider stops on a Louisiana to Sydney flight.

Cheap Louisiana to Sydney flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisiana to Sydney

Direct flights

None
There are no direct flights from Louisiana to Sydney. There are no popular flight routes from Louisiana to Sydney.
Search flight deals

  • When did momondo last update prices for flights from Louisiana to Sydney Kingsford Smith Airport?

    Prices for flights from Louisiana to Sydney Kingsford Smith Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Louisiana to Sydney Kingsford Smith Airport?

  • How old do you have to be to fly from Louisiana to Sydney Kingsford Smith Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Louisiana to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Louisiana to Sydney

Compare and see reviews for airlines that fly from Louisiana to Sydney with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $907Free CancellationRating
7.4
9,001 reviews
Search United Airlines flights
DeltaPriceFrom $951Free CancellationRating
7.9
8,004 reviews
Search Delta flights
Qantas AirwaysPriceFrom $1,084Free CancellationRating
7.5
927 reviews
Search Qantas Airways flights

Traveling to a place near Sydney?

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

Why use momondo?

Why should I use momondo to find a flight deal from Louisiana to Sydney?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Louisiana to Sydney. momondo saves you time and could save you money on your trip.

Can I find flights from Louisiana to Sydney with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Sydney from Louisiana with this policy.

How can momondo help me find flights from Louisiana to Sydney?

momondo helps you find the best flight between Louisiana and Sydney by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Louisiana to Sydney right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Louisiana to Sydney now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sydney and let you know when they change.

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