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

Air Canada is the most popular carrier 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 51% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 3 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Sydney?

Flight times from Louisiana to Sydney vary, but if you’re flying out of New Orleans and flying into Sydney (one of the most popular routes), then the duration is 21h 07m on average. Another popular route from Louisiana to Sydney is flying from Baton Rouge to Sydney, which will take roughly 23h 51m. Keep in mind that layovers or delays could extend your travel time.

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 3 as of February 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.

$523 Cheap Flights from Louisiana to Sydney in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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.

5:21 pm - 8:00 am

MSY

SYD

23h 39m

2 stops

12:00 pm - 4:36 pm

SYD

MSY

19h 36m

1 stop

$1,017Qantas Airways

Sat, Apr 18 - Sat, Apr 25

5:21 pm - 8:00 am

MSY

SYD

23h 39m

2 stops

12:00 pm - 6:51 pm

SYD

MSY

21h 51m

1 stop

$1,018Qantas Airways

Wed, Apr 22 - Sun, May 10

8:25 pm - 7:25 am

MSY

SYD

43h 00m

1 stop

2:00 pm - 5:44 am

SYD

MSY

31h 44m

2 stops

$1,073Multiple Airlines

Sat, Mar 14 - Thu, Mar 19

12:01 pm - 7:20 am

MSY

SYD

28h 19m

2 stops

9:20 am - 10:56 am

SYD

MSY

40h 36m

2 stops

$1,106Multiple Airlines

Tue, May 12 - Tue, May 19

5:15 am - 8:45 am

LFT

SYD

36h 30m

2 stops

6:55 pm - 7:17 pm

SYD

LFT

39h 22m

2 stops

$1,253Air New Zealand

Wed, Jul 22 - Sun, Aug 23

4:10 pm - 7:00 am

LFT

SYD

23h 50m

2 stops

6:55 pm - 7:17 pm

SYD

LFT

39h 22m

2 stops

$1,360Air New Zealand

Sun, Jul 26 - Sun, Aug 30

8:07 pm - 6:55 am

LFT

SYD

19h 48m

1 stop

12:00 pm - 10:59 pm

SYD

LFT

25h 59m

1 stop

$1,455American Airlines

Sun, Jul 26 - Sun, Aug 23

5:30 pm - 7:05 am

LFT

SYD

22h 35m

2 stops

9:10 am - 10:59 pm

SYD

LFT

28h 49m

2 stops

$1,457American Airlines

Sun, Jul 26 - Sun, Aug 30

12:03 pm - 7:00 am

LFT

SYD

27h 57m

2 stops

10:20 am - 5:31 pm

SYD

LFT

22h 11m

2 stops

$1,650United Airlines

Sun, Jul 19 - Sun, Aug 30

5:15 am - 6:55 am

LFT

SYD

34h 40m

2 stops

9:30 am - 7:17 pm

SYD

LFT

24h 47m

2 stops

$1,668United Airlines

Sun, Jul 19 - Sun, Aug 30

Qantas Airways flights from Louisiana to Sydney

Our best Qantas Airways deals on Louisiana to Sydney flight tickets

Qantas Airways

Apr 18

MSY5:21 pmNew Orleans Louis Armstrong

23h 39m

2 stops

SYD8:00 amSydney Kingsford Smith

Apr 25

SYD12:00 pmSydney Kingsford Smith

19h 36m

1 stop

MSY4:36 pmNew Orleans Louis Armstrong

$1,017

Qantas Airways

Apr 22

MSY5:21 pmNew Orleans Louis Armstrong

23h 39m

2 stops

SYD8:00 amSydney Kingsford Smith

May 10

SYD12:00 pmSydney Kingsford Smith

21h 51m

1 stop

MSY6:51 pmNew Orleans Louis Armstrong

$1,018

Qantas Airways

May 17

MSY7:37 pmNew Orleans Louis Armstrong

45h 23m

2 stops

SYD8:00 amSydney Kingsford Smith

May 24

SYD12:00 pmSydney Kingsford Smith

22h 07m

1 stop

MSY7:07 pmNew Orleans Louis Armstrong

$1,024

United Airlines flights from Louisiana to Sydney

Our best United Airlines deals on Louisiana to Sydney flight tickets

United Airlines

Feb 12

MSY3:59 pmNew Orleans Louis Armstrong

24h 06m

2 stops

SYD9:05 amSydney Kingsford Smith

Mar 16

SYD10:25 amSydney Kingsford Smith

21h 43m

2 stops

MSY4:08 pmNew Orleans Louis Armstrong

$1,379

United Airlines

Feb 12

MSY5:34 pmNew Orleans Louis Armstrong

22h 31m

2 stops

SYD9:05 amSydney Kingsford Smith

Mar 12

SYD10:25 amSydney Kingsford Smith

21h 43m

2 stops

MSY4:08 pmNew Orleans Louis Armstrong

$1,425

United Airlines

Mar 25

MSY5:20 pmNew Orleans Louis Armstrong

21h 40m

1 stop

SYD7:00 amSydney Kingsford Smith

Apr 1

SYD11:20 amSydney Kingsford Smith

40h 11m

2 stops

MSY11:31 amNew Orleans Louis Armstrong

$1,426

Fly from

Fly to

Route

Depart

Return

Price

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Sat 4/18

5:21 pm-8:00 am

2 stops23h 39m

Sydney Kingsford Smith

Sat 4/25

12:00 pm-4:36 pm

1 stop19h 36m

$1,017

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Wed 4/22

5:21 pm-8:00 am

2 stops23h 39m

Sydney Kingsford Smith

Sun 5/10

12:00 pm-6:51 pm

1 stop21h 51m

$1,018

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Sat 3/14

8:25 pm-7:25 am

1 stop43h 00m

Sydney Kingsford Smith

Thu 3/19

2:00 pm-5:44 am

2 stops31h 44m

$1,073

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Tue 5/12

12:01 pm-7:20 am

2 stops28h 19m

Sydney Kingsford Smith

Tue 5/19

9:20 am-10:56 am

2 stops40h 36m

$1,106

LafayetteSydney

LFT - SYD

LFTSYD

Lafayette Regional

Wed 7/22

5:15 am-8:45 am

2 stops36h 30m

Sydney Kingsford Smith

Sun 8/23

6:55 pm-7:17 pm

2 stops39h 22m

$1,253

LafayetteSydney

LFT - SYD

LFTSYD

Lafayette Regional

Sun 7/26

4:10 pm-7:00 am

2 stops23h 50m

Sydney Kingsford Smith

Sun 8/30

6:55 pm-7:17 pm

2 stops39h 22m

$1,360

LafayetteSydney

LFT - SYD

LFTSYD

Lafayette Regional

Sun 7/26

8:07 pm-6:55 am

1 stop19h 48m

Sydney Kingsford Smith

Sun 8/23

12:00 pm-10:59 pm

1 stop25h 59m

$1,455

LafayetteSydney

LFT - SYD

LFTSYD

Lafayette Regional

Sun 7/26

5:30 pm-7:05 am

2 stops22h 35m

Sydney Kingsford Smith

Sun 8/30

9:10 am-10:59 pm

2 stops28h 49m

$1,457

LafayetteSydney

LFT - SYD

LFTSYD

Lafayette Regional

Sun 7/19

12:03 pm-7:00 am

2 stops27h 57m

Sydney Kingsford Smith

Sun 8/30

10:20 am-5:31 pm

2 stops22h 11m

$1,650

LafayetteSydney

LFT - SYD

LFTSYD

Lafayette Regional

Sun 7/19

5:15 am-6:55 am

2 stops34h 40m

Sydney Kingsford Smith

Sun 8/30

9:30 am-7:17 pm

2 stops24h 47m

$1,668

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 $1,141. If you are unable to visit Sydney during the month of August, then departing from Louisiana during the month September is also very affordable. Most momondo users find prices during this month for around $1,192.

Can stopping save me money on Louisiana to Sydney flights?

You could potentially save up to 15% 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 07m
Direct flights	None

The fastest flight from Louisiana to Sydney takes 21h 07m

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 3 as of February 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 $907	Free Cancellation	Rating 7.4 9,281 reviews	Search United Airlines flights
Delta	PriceFrom $952	Free Cancellation	Rating 7.9 8,182 reviews	Search Delta flights
Qantas Airways	PriceFrom $1,056	Free Cancellation	Rating 7.5 988 reviews	Search Qantas Airways flights

Bondi Beach

Parramatta

Katoomba

Wollongong

Penrith

Coogee

Manly

Randwick

Lithgow

Leura

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.

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Fri 3/13

Fri 3/20

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Australia

Nearby airports

Airlines

Cabin classes

Other Australia destinations

Other flights from Louisiana

Complete your trip

Feeling lucky

Cheap flights from Louisiana to Sydney from $523

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 5/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Louisiana to Sydney

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Qantas Airways flights from Louisiana to Sydney

Our best Qantas Airways deals on Louisiana to Sydney flight tickets

United Airlines flights from Louisiana to Sydney

Our best United Airlines deals on Louisiana to Sydney flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Louisiana to Sydney that are best for you.

See travel insights to Sydney from

How to get the cheapest flight ticket from Louisiana to Sydney

What is the cheapest month to fly to Sydney?

Can stopping save me money on Louisiana to Sydney flights?

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?

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

Direct flights

Best airlines flying from Louisiana to Sydney

Compare and see reviews for airlines that fly from Louisiana to Sydney with momondo

Traveling to a place near Sydney?

Why use momondo?

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

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

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

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

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.

Get notified when prices go down

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

Find better results for your trip to Australia

Airports servicing New South Wales

Fly your favorite airline to Sydney

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Sydney

List of cabin classes available on flights landing in Sydney. Availability may vary depending on flight origin and airline.

Popular cities in Australia

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Louisiana

According to popular flight searches on momondo this year

Complete your trip to Sydney

Explore popular destinations other users love

According to popular flight searches on momondo this year