How long does it take to fly to Sydney?

Flight times from Louisiana to Sydney vary, but if you’re flying out of Lafayette and flying into Sydney (one of the most popular routes), then the duration is 23h 51m on average. Another popular route from Louisiana to Sydney is flying from Baton Rouge to Sydney, which will take roughly 23h 54m. Keep in mind that layovers or delays could extend your travel time.

What is the cheapest airline that flies from Louisiana to Sydney Kingsford Smith?

Air Canada, American Airlines, and Qantas Airways are the most popular carriers operating from Louisiana to Sydney Kingsford Smith

What airlines fly to Sydney?

United Airlines, Qantas Airways and Delta are the top three most popular airlines that fly to Sydney from Louisiana according to our data. United Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 4 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

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?

The number of operators available for flights from Louisiana to Sydney Kingsford Smith Airport is 4 as of March 2026.

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.

$487 Cheap Flights from Louisiana to Sydney in 2026

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Find the cheapest flights from Louisiana to Sydney

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:21 pm - 7:20 am

MSY

SYD

25h 59m

2 stops

9:20 am - 1:28 pm

SYD

MSY

43h 08m

2 stops

$1,170Air Canada

Wed, Jun 3 - Mon, Jun 8

12:01 pm - 7:20 am

MSY

SYD

28h 19m

2 stops

9:20 am - 7:42 pm

SYD

MSY

25h 22m

2 stops

$1,194Multiple Airlines

Mon, May 11 - Mon, May 18

9:49 am - 7:20 am

MSY

SYD

30h 31m

2 stops

9:20 am - 11:36 am

SYD

MSY

41h 16m

2 stops

$1,220Air Canada

Wed, Apr 22 - Sun, May 10

2:14 pm - 7:20 am

MSY

SYD

26h 06m

2 stops

9:20 am - 7:42 pm

SYD

MSY

25h 22m

2 stops

$1,233Multiple Airlines

Wed, May 13 - Wed, May 20

5:36 pm - 7:05 am

LFT

SYD

22h 29m

2 stops

9:10 am - 5:00 pm

SYD

LFT

22h 50m

2 stops

$1,488American Airlines

Tue, Jul 21 - Mon, Aug 31

5:36 pm - 7:05 am

LFT

SYD

22h 29m

2 stops

8:45 am - 7:37 pm

SYD

LFT

25h 52m

2 stops

$1,502American Airlines

Tue, Jul 21 - Mon, Aug 31

9:30 am - 6:55 am

LFT

SYD

54h 25m

2 stops

9:30 am - 7:31 pm

SYD

LFT

25h 01m

2 stops

$1,641United Airlines

Sun, Jul 19 - Sun, Aug 30

5:15 am - 6:55 am

LFT

SYD

58h 40m

2 stops

9:30 am - 6:21 pm

SYD

LFT

23h 51m

2 stops

$1,766United Airlines

Sun, Jul 19 - Sun, Aug 23

4:53 pm - 6:55 am

BTR

SYD

23h 02m

1 stop

12:00 pm - 4:23 pm

SYD

BTR

19h 23m

1 stop

$2,955Qantas Airways

Wed, May 13 - Sun, May 17

4:53 pm - 6:55 am

BTR

SYD

23h 02m

1 stop

12:00 pm - 4:23 pm

SYD

BTR

19h 23m

1 stop

$2,956Qantas Airways

Wed, May 13 - Sun, May 17

Qantas Airways flights from Louisiana to Sydney

Our best Qantas Airways deals on Louisiana to Sydney flight tickets

Qantas Airways

Apr 22

MSY5:21 pmNew Orleans Louis Armstrong

22h 34m

1 stop

SYD6:55 amSydney Kingsford Smith

May 10

SYD12:00 pmSydney Kingsford Smith

21h 51m

1 stop

MSY6:51 pmNew Orleans Louis Armstrong

$1,431

Qantas Airways

May 10

MSY7:37 pmNew Orleans Louis Armstrong

20h 18m

1 stop

SYD6:55 amSydney Kingsford Smith

May 17

SYD12:00 pmSydney Kingsford Smith

21h 51m

1 stop

MSY6:51 pmNew Orleans Louis Armstrong

$1,483

Qantas Airways

May 14

MSY7:37 pmNew Orleans Louis Armstrong

20h 18m

1 stop

SYD6:55 amSydney Kingsford Smith

May 21

SYD12:00 pmSydney Kingsford Smith

20h 09m

1 stop

MSY5:09 pmNew Orleans Louis Armstrong

$1,539

Air Canada flights from Louisiana to Sydney

Our best Air Canada deals on Louisiana to Sydney flight tickets

Air Canada

Jun 3

MSY2:21 pmNew Orleans Louis Armstrong

25h 59m

2 stops

SYD7:20 amSydney Kingsford Smith

Jun 8

SYD9:20 amSydney Kingsford Smith

43h 08m

2 stops

MSY1:28 pmNew Orleans Louis Armstrong

$1,170

Air Canada

Apr 22

MSY9:49 amNew Orleans Louis Armstrong

30h 31m

2 stops

SYD7:20 amSydney Kingsford Smith

May 10

SYD9:20 amSydney Kingsford Smith

41h 16m

2 stops

MSY11:36 amNew Orleans Louis Armstrong

$1,220

Air Canada

May 2

MSY7:23 pmNew Orleans Louis Armstrong

44h 57m

2 stops

SYD7:20 amSydney Kingsford Smith

May 6

SYD9:20 amSydney Kingsford Smith

41h 16m

2 stops

MSY11:36 amNew Orleans Louis Armstrong

$1,272

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Wed 6/3

2:21 pm-7:20 am

2 stops25h 59m

Sydney Kingsford Smith

Mon 6/8

9:20 am-1:28 pm

2 stops43h 08m

$1,170

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Mon 5/11

12:01 pm-7:20 am

2 stops28h 19m

Sydney Kingsford Smith

Mon 5/18

9:20 am-7:42 pm

2 stops25h 22m

$1,194

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Wed 4/22

9:49 am-7:20 am

2 stops30h 31m

Sydney Kingsford Smith

Sun 5/10

9:20 am-11:36 am

2 stops41h 16m

$1,220

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Wed 5/13

2:14 pm-7:20 am

2 stops26h 06m

Sydney Kingsford Smith

Wed 5/20

9:20 am-7:42 pm

2 stops25h 22m

$1,233

LafayetteSydney

LFT - SYD

LFTSYD

Lafayette Regional

Tue 7/21

5:36 pm-7:05 am

2 stops22h 29m

Sydney Kingsford Smith

Mon 8/31

9:10 am-5:00 pm

2 stops22h 50m

$1,488

LafayetteSydney

LFT - SYD

LFTSYD

Lafayette Regional

Tue 7/21

5:36 pm-7:05 am

2 stops22h 29m

Sydney Kingsford Smith

Mon 8/31

8:45 am-7:37 pm

2 stops25h 52m

$1,502

LafayetteSydney

LFT - SYD

LFTSYD

Lafayette Regional

Sun 7/19

9:30 am-6:55 am

2 stops54h 25m

Sydney Kingsford Smith

Sun 8/30

9:30 am-7:31 pm

2 stops25h 01m

$1,641

LafayetteSydney

LFT - SYD

LFTSYD

Lafayette Regional

Sun 7/19

5:15 am-6:55 am

2 stops58h 40m

Sydney Kingsford Smith

Sun 8/23

9:30 am-6:21 pm

2 stops23h 51m

$1,766

Quickest round-trip

Baton RougeSydney

BTR - SYD

BTRSYD

Baton Rouge Ryan

Wed 5/13

4:53 pm-6:55 am

1 stop23h 02m

Sydney Kingsford Smith

Sun 5/17

12:00 pm-4:23 pm

1 stop19h 23m

$2,955

Baton RougeSydney

BTR - SYD

BTRSYD

Baton Rouge Ryan

Wed 5/13

4:53 pm-6:55 am

1 stop23h 02m

Sydney Kingsford Smith

Sun 5/17

12:00 pm-4:23 pm

1 stop19h 23m

$2,956

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

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 $1,191. 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 $1,243.

Can stopping save me money on Louisiana to Sydney flights?

You could potentially save up to 9% 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	23h 51m
Direct flights	None

The fastest flight from Louisiana to Sydney takes 23h 51m

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?
The number of operators available for flights from Louisiana to Sydney Kingsford Smith Airport is 4 as of March 2026.
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 Airlines	PriceFrom $987	Free Cancellation	Rating 7.4 9,525 reviews	Search United Airlines flights
Qantas Airways	PriceFrom $1,056	Free Cancellation	Rating 7.5 1,016 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $1,125	Free Cancellation	Rating 7.1 11,541 reviews	Search American Airlines flights
Delta	PriceFrom $1,141	Free Cancellation	Rating 7.9 8,364 reviews	Search Delta flights

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Wollongong

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Manly

Randwick

Coogee

Leura

Lithgow

Cronulla

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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Cheap flights from Louisiana to Sydney from $487

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 5/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Louisiana to Sydney

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What is the cheapest airline that flies from Louisiana to Sydney Kingsford Smith?

What airlines fly to Sydney?

How long does it take to fly to Sydney?

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Why use momondo?

An easier way to manage your Sydney trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Daily price changes in your inbox - only with Price Alerts.

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