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Cheap flights from Louisiana to Sydney from $679

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 9/23. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Louisiana to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
3:45 pm - 7:00 amMSY  New Orleans Louis Armstrong-SYD Sydney Kingsford Smith
24h 15m2 stops Houston George Bush Intcntl Los Angeles
United Airlines Logo
10:20 am - 10:51 pmSYD  Sydney Kingsford Smith-MSY New Orleans Louis Armstrong
27h 31m1 stop San Francisco
$1,243United Airlines
Mon, Aug 31 - Mon, Sep 28
United Airlines Logo
4:25 pm - 6:55 amMSY  New Orleans Louis Armstrong-SYD Sydney Kingsford Smith
23h 30m2 stops Denver Intl San Francisco
United Airlines Logo
9:30 am - 8:08 pmSYD  Sydney Kingsford Smith-MSY New Orleans Louis Armstrong
25h 38m2 stops Los Angeles Houston George Bush Intcntl
$1,243United Airlines
Mon, Aug 31 - Mon, Sep 28
Delta Logo
5:51 pm - 6:50 amMSY  New Orleans Louis Armstrong-SYD Sydney Kingsford Smith
21h 59m1 stop Los Angeles
Delta Logo
10:15 am - 9:39 pmSYD  Sydney Kingsford Smith-MSY New Orleans Louis Armstrong
27h 24m1 stop Los Angeles
$1,308Delta
Mon, Sep 28 - Wed, Oct 7
United Airlines Logo
2:46 pm - 6:55 amMSY  New Orleans Louis Armstrong-SYD Sydney Kingsford Smith
25h 09m1 stop San Francisco
United Airlines Logo
11:20 am - 10:51 pmSYD  Sydney Kingsford Smith-MSY New Orleans Louis Armstrong
27h 31m1 stop San Francisco
$1,308United Airlines
Mon, Sep 28 - Mon, Oct 5
American Airlines Logo
2:17 pm - 7:30 amLFT  Lafayette Regional-SYD Sydney Kingsford Smith
26h 13m2 stops Dallas/Fort Worth Los Angeles
American Airlines Logo
10:10 am - 7:32 pmSYD  Sydney Kingsford Smith-LFT Lafayette Regional
25h 22m2 stops Los Angeles Dallas/Fort Worth
$1,309American Airlines
Sun, Sep 27 - Sun, Oct 4
American Airlines Logo
2:17 pm - 7:05 amLFT  Lafayette Regional-SYD Sydney Kingsford Smith
25h 48m2 stops Dallas/Fort Worth Los Angeles
American Airlines Logo
1:00 pm - 10:55 pmSYD  Sydney Kingsford Smith-LFT Lafayette Regional
25h 55m1 stop Dallas/Fort Worth
$1,309American Airlines
Sun, Sep 27 - Sun, Oct 4
Qantas Airways Logo
10:53 am - 6:55 amMSY  New Orleans Louis Armstrong-SYD Sydney Kingsford Smith
27h 02m1 stop Dallas/Fort Worth
Qantas Airways Logo
5:50 pm - 5:36 pmSYD  Sydney Kingsford Smith-MSY New Orleans Louis Armstrong
40h 46m2 stops Auckland Intl Dallas/Fort Worth
$1,341Qantas Airways
Thu, Dec 31 - Mon, Jan 18
Qantas Airways Logo
7:47 pm - 6:55 amBTR  Baton Rouge Ryan-SYD Sydney Kingsford Smith
20h 08m1 stop Dallas/Fort Worth
Qantas Airways Logo
12:00 pm - 5:39 pmSYD  Sydney Kingsford Smith-BTR Baton Rouge Ryan
20h 39m1 stop Dallas/Fort Worth
$1,350Qantas Airways
Thu, Sep 10 - Thu, Sep 17
Qantas Airways Logo
6:33 pm - 6:55 amMSY  New Orleans Louis Armstrong-SYD Sydney Kingsford Smith
21h 22m1 stop Dallas/Fort Worth
Qantas Airways Logo
12:00 pm - 8:11 pmSYD  Sydney Kingsford Smith-MSY New Orleans Louis Armstrong
23h 11m1 stop Dallas/Fort Worth
$1,365Qantas Airways
Sat, Sep 26 - Sat, Oct 3
United Airlines Logo
3:43 pm - 6:55 amMSY  New Orleans Louis Armstrong-SYD Sydney Kingsford Smith
24h 12m2 stops Houston George Bush Intcntl San Francisco
United Airlines Logo
10:20 am - 4:47 pmSYD  Sydney Kingsford Smith-MSY New Orleans Louis Armstrong
21h 27m1 stop San Francisco
$1,408United Airlines
Sat, Sep 26 - Sat, Oct 3

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American Airlines flights from Louisiana to Sydney

Our best American Airlines deals on Louisiana to Sydney flight tickets
American Airlines
Aug 19
MSY6:01 pmNew Orleans Louis Armstrong
21h 54m
1 stop
SYD6:55 amSydney Kingsford Smith
Aug 26
SYD9:10 amSydney Kingsford Smith
27h 36m
2 stops
MSY9:46 pmNew Orleans Louis Armstrong
$1,239
American Airlines
Sep 27
LFT2:17 pmLafayette Regional
26h 13m
2 stops
SYD7:30 amSydney Kingsford Smith
Oct 4
SYD10:10 amSydney Kingsford Smith
25h 22m
2 stops
LFT7:32 pmLafayette Regional
$1,309
American Airlines
Sep 27
BTR2:29 pmBaton Rouge Ryan
26h 01m
2 stops
SYD7:30 amSydney Kingsford Smith
Oct 4
SYD1:00 pmSydney Kingsford Smith
25h 53m
1 stop
BTR10:53 pmBaton Rouge Ryan
$1,310

Qantas Airways flights from Louisiana to Sydney

Our best Qantas Airways deals on Louisiana to Sydney flight tickets
Qantas Airways
Aug 19
MSY6:01 pmNew Orleans Louis Armstrong
21h 54m
1 stop
SYD6:55 amSydney Kingsford Smith
Aug 26
SYD12:00 pmSydney Kingsford Smith
24h 46m
1 stop
MSY9:46 pmNew Orleans Louis Armstrong
$1,200
Qantas Airways
Dec 31
MSY10:53 amNew Orleans Louis Armstrong
27h 02m
1 stop
SYD6:55 amSydney Kingsford Smith
Jan 18
SYD5:50 pmSydney Kingsford Smith
40h 46m
2 stops
MSY5:36 pmNew Orleans Louis Armstrong
$1,341
Qantas Airways
Sep 10
BTR7:47 pmBaton Rouge Ryan
20h 08m
1 stop
SYD6:55 amSydney Kingsford Smith
Sep 17
SYD12:00 pmSydney Kingsford Smith
20h 39m
1 stop
BTR5:39 pmBaton Rouge Ryan
$1,350

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 August 15, 2026.
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

Cheapest round-trip

New OrleansSydney

MSY New Orleans Louis Armstrong - SYD Sydney Kingsford Smith

MSYSYD

New Orleans Louis Armstrong

Mon 8/31

3:45 pm-7:00 am

2 stops24h 15m

Sydney Kingsford Smith

Mon 9/28

10:20 am-10:51 pm

1 stop27h 31m

$1,243

New OrleansSydney

MSY New Orleans Louis Armstrong - SYD Sydney Kingsford Smith

MSYSYD

New Orleans Louis Armstrong

Mon 8/31

4:25 pm-6:55 am

2 stops23h 30m

Sydney Kingsford Smith

Mon 9/28

9:30 am-8:08 pm

2 stops25h 38m

$1,243

New OrleansSydney

MSY New Orleans Louis Armstrong - SYD Sydney Kingsford Smith

MSYSYD

New Orleans Louis Armstrong

Mon 9/28

5:51 pm-6:50 am

1 stop21h 59m

Sydney Kingsford Smith

Wed 10/7

10:15 am-9:39 pm

1 stop27h 24m

$1,308

New OrleansSydney

MSY New Orleans Louis Armstrong - SYD Sydney Kingsford Smith

MSYSYD

New Orleans Louis Armstrong

Mon 9/28

2:46 pm-6:55 am

1 stop25h 09m

Sydney Kingsford Smith

Mon 10/5

11:20 am-10:51 pm

1 stop27h 31m

$1,308

LafayetteSydney

LFT Lafayette Regional - SYD Sydney Kingsford Smith

LFTSYD

Lafayette Regional

Sun 9/27

2:17 pm-7:30 am

2 stops26h 13m

Sydney Kingsford Smith

Sun 10/4

10:10 am-7:32 pm

2 stops25h 22m

$1,309

LafayetteSydney

LFT Lafayette Regional - SYD Sydney Kingsford Smith

LFTSYD

Lafayette Regional

Sun 9/27

2:17 pm-7:05 am

2 stops25h 48m

Sydney Kingsford Smith

Sun 10/4

1:00 pm-10:55 pm

1 stop25h 55m

$1,309

New OrleansSydney

MSY New Orleans Louis Armstrong - SYD Sydney Kingsford Smith

MSYSYD

New Orleans Louis Armstrong

Thu 12/31

10:53 am-6:55 am

1 stop27h 02m

Sydney Kingsford Smith

Mon 1/18

5:50 pm-5:36 pm

2 stops40h 46m

$1,341
Quickest round-trip

Baton RougeSydney

BTR Baton Rouge Ryan - SYD Sydney Kingsford Smith

BTRSYD

Baton Rouge Ryan

Thu 9/10

7:47 pm-6:55 am

1 stop20h 08m

Sydney Kingsford Smith

Thu 9/17

12:00 pm-5:39 pm

1 stop20h 39m

$1,350

New OrleansSydney

MSY New Orleans Louis Armstrong - SYD Sydney Kingsford Smith

MSYSYD

New Orleans Louis Armstrong

Sat 9/26

6:33 pm-6:55 am

1 stop21h 22m

Sydney Kingsford Smith

Sat 10/3

12:00 pm-8:11 pm

1 stop23h 11m

$1,365

New OrleansSydney

MSY New Orleans Louis Armstrong - SYD Sydney Kingsford Smith

MSYSYD

New Orleans Louis Armstrong

Sat 9/26

3:43 pm-6:55 am

2 stops24h 12m

Sydney Kingsford Smith

Sat 10/3

10:20 am-4:47 pm

1 stop21h 27m

$1,408

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, August 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 $1,270. If you are unable to visit Sydney during the month of August, then departing from Louisiana during the month February is also very affordable. Most momondo users find prices during this month for around $1,276.

Can stopping save me money on Louisiana to Sydney flights?

You could potentially save up to 13% 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

Fastest flight time

21h 54m

Direct flights

None
The fastest flight from Louisiana to Sydney takes 21h 54m
There are no direct flights from Louisiana to Sydney. There are no popular flight routes from Louisiana to Sydney.
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Frequently asked questions about flying from Louisiana to Sydney

  • 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
Qantas AirwaysPriceFrom $967Free CancellationRating
7.5
1,082 reviews
Search Qantas Airways flights
United AirlinesPriceFrom $1,210Free CancellationRating
7.4
10,112 reviews
Search United Airlines flights

Traveling to a place near Sydney?

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