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

Alaska Airlines and United Airlines are the most popular carriers operating from Louisiana to Sydney Kingsford Smith

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 21h 52m on average. Another popular route from Louisiana to Sydney is flying from New Orleans to Sydney, which will take roughly 22h 45m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Sydney?

United Airlines, Delta and Qantas Airways 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 57% 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 August 2025.

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.

$1,040 Cheap Flights from Louisiana to Sydney in 2025

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Find the cheapest flights from Louisiana to Sydney

Round-trip

One-way

Cheap round-trip flights

6:05 pm - 8:35 amMSY-SYD

46h 30m2 stops

11:20 am - 5:17 pmSYD-MSY

46h 57m2 stops

$1,040Air Canada

Find Deal

Mon, Oct 27 - Thu, Nov 6

5:15 am - 8:20 amMSY-SYD

35h 05m2 stops

10:20 am - 11:02 amSYD-MSY

40h 42m2 stops

$1,055Air Canada

Find Deal

Sun, Oct 19 - Fri, Oct 24

8:00 am - 8:45 amMSY-SYD

33h 45m2 stops

8:55 am - 4:56 amSYD-MSY

35h 01m2 stops

$1,085

Find Deal

Sun, Sep 21 - Sun, Sep 28

6:35 pm - 6:55 amMSY-SYD

21h 20m1 stop

9:10 am - 5:24 pmSYD-MSY

23h 14m2 stops

$1,119Qantas Airways

Find Deal

Tue, Sep 9 - Tue, Sep 23

4:12 pm - 6:55 amMSY-SYD

23h 43m1 stop

12:10 pm - 5:24 pmSYD-MSY

20h 14m1 stop

$1,120Qantas Airways

Find Deal

Sun, Aug 17 - Sun, Aug 24

9:34 am - 6:55 amMSY-SYD

29h 21m1 stop

2:20 pm - 9:07 pmSYD-MSY

23h 47m1 stop

$1,121American Airlines

Find Deal

Mon, Oct 27 - Thu, Nov 6

9:49 am - 6:55 amMSY-SYD

28h 06m1 stop

11:15 am - 5:59 pmSYD-MSY

23h 44m2 stops

$1,124American Airlines

Find Deal

Sat, Dec 13 - Mon, Dec 29

3:15 pm - 6:35 amMSY-SYD

24h 20m1 stop

9:25 am - 5:46 pmSYD-MSY

23h 21m1 stop

$1,136Delta

Find Deal

Tue, Sep 9 - Tue, Sep 23

10:01 am - 8:45 amMSY-SYD

31h 44m3 stops

8:55 am - 4:56 amSYD-MSY

35h 01m2 stops

$1,174

Find Deal

Sun, Sep 21 - Sun, Sep 28

3:26 pm - 6:35 amMSY-SYD

24h 09m1 stop

9:25 am - 8:17 pmSYD-MSY

25h 52m2 stops

$1,275Delta

Find Deal

Wed, Sep 10 - Tue, Sep 16

United Airlines flights from Louisiana to Sydney

Our best United Airlines deals on Louisiana to Sydney flight tickets

United Airlines

Dec 1

MSY12:01 pmNew Orleans Louis Armstrong

28h 14m

2 stops

SYD9:15 amSydney Kingsford Smith

Dec 31

SYD2:00 pmSydney Kingsford Smith

26h 28m

2 stops

MSY11:28 pmNew Orleans Louis Armstrong

$1,141

Find similar

United Airlines

Nov 13

LFT4:08 pmLafayette Regional

21h 52m

1 stop

SYD7:00 amSydney Kingsford Smith

Nov 17

SYD11:50 amSydney Kingsford Smith

24h 38m

1 stop

LFT7:28 pmLafayette Regional

$1,270

Find similar

United Airlines

Nov 13

LFT9:53 amLafayette Regional

30h 22m

2 stops

SYD9:15 amSydney Kingsford Smith

Nov 17

SYD11:50 amSydney Kingsford Smith

18h 26m

1 stop

LFT1:16 pmLafayette Regional

$1,274

Find similar

American Airlines flights from Louisiana to Sydney

Our best American Airlines deals on Louisiana to Sydney flight tickets

American Airlines

Oct 27

MSY9:34 amNew Orleans Louis Armstrong

29h 21m

1 stop

SYD6:55 amSydney Kingsford Smith

Nov 6

SYD2:20 pmSydney Kingsford Smith

23h 47m

1 stop

MSY9:07 pmNew Orleans Louis Armstrong

$1,121

Find similar

American Airlines

Aug 17

MSY1:16 pmNew Orleans Louis Armstrong

26h 49m

2 stops

SYD7:05 amSydney Kingsford Smith

Aug 24

SYD9:10 amSydney Kingsford Smith

23h 14m

2 stops

MSY5:24 pmNew Orleans Louis Armstrong

$1,124

Find similar

American Airlines

Dec 13

MSY12:09 pmNew Orleans Louis Armstrong

25h 46m

1 stop

SYD6:55 amSydney Kingsford Smith

Dec 29

SYD5:45 pmSydney Kingsford Smith

21h 31m

2 stops

MSY10:16 pmNew Orleans Louis Armstrong

$1,125

Find similar

Fly from

Fly to

Route

Depart

Return

Price

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Mon 10/27

6:05 pm-8:35 am

2 stops46h 30m

Sydney Kingsford Smith

Thu 11/6

11:20 am-5:17 pm

2 stops46h 57m

$1,040

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Sun 10/19

5:15 am-8:20 am

2 stops35h 05m

Sydney Kingsford Smith

Fri 10/24

10:20 am-11:02 am

2 stops40h 42m

$1,055

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Sun 9/21

8:00 am-8:45 am

2 stops33h 45m

Sydney Kingsford Smith

Sun 9/28

8:55 am-4:56 am

2 stops35h 01m

$1,085

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Tue 9/9

6:35 pm-6:55 am

1 stop21h 20m

Sydney Kingsford Smith

Tue 9/23

9:10 am-5:24 pm

2 stops23h 14m

$1,119

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Sun 8/17

4:12 pm-6:55 am

1 stop23h 43m

Sydney Kingsford Smith

Sun 8/24

12:10 pm-5:24 pm

1 stop20h 14m

$1,120

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Mon 10/27

9:34 am-6:55 am

1 stop29h 21m

Sydney Kingsford Smith

Thu 11/6

2:20 pm-9:07 pm

1 stop23h 47m

$1,121

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Sat 12/13

9:49 am-6:55 am

1 stop28h 06m

Sydney Kingsford Smith

Mon 12/29

11:15 am-5:59 pm

2 stops23h 44m

$1,124

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Tue 9/9

3:15 pm-6:35 am

1 stop24h 20m

Sydney Kingsford Smith

Tue 9/23

9:25 am-5:46 pm

1 stop23h 21m

$1,136

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Sun 9/21

10:01 am-8:45 am

3 stops31h 44m

Sydney Kingsford Smith

Sun 9/28

8:55 am-4:56 am

2 stops35h 01m

$1,174

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Wed 9/10

3:26 pm-6:35 am

1 stop24h 09m

Sydney Kingsford Smith

Tue 9/16

9:25 am-8:17 pm

2 stops25h 52m

$1,275

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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, February 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 $1,042. If you are unable to visit Sydney during the month of February, then departing from Louisiana during the month May is also very affordable. Most momondo users find prices during this month for around $1,075.

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.

How far in advance should I book a flight to Sydney?

You are more likely to see cheaper flights to Sydney from Louisiana when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,289 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Louisiana for as low as $925 on momondo.

Can stopping save me money on Louisiana to Sydney flights?

You could potentially save up to 37% 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

Best Price Found	$3,647
Fastest flight time	20h 43m
Direct flights	None
Airports in Sydney	1 airport

The best one-way flight to Sydney from Louisiana in the past 72 hours is $3,647. The best round-trip flight deal from Louisiana to Sydney found on momondo in the last 72 hours is $1,040.

The fastest flight from Louisiana to Sydney takes 20h 43m

There are no direct flights from Louisiana to Sydney. Popular non-direct routes for this connection are Baton Rouge Ryan Airport - Sydney Kingsford Smith Airport, Lafayette Regional Airport - Sydney Kingsford Smith Airport and New Orleans Louis Armstrong Airport - Sydney Kingsford Smith Airport.

There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)

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 August 2025.
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 $911	Free Cancellation	Rating 7.4 8,917 reviews	Search United Airlines flights
Delta	PriceFrom $938	Free Cancellation	Rating 8.0 7,985 reviews	Search Delta flights
Qantas Airways	PriceFrom $1,094	Free Cancellation	Rating 7.5 888 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $1,328	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Parramatta

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Katoomba

Wollongong

Randwick

Coogee

Cronulla

Penrith

Manly

Lithgow

Charlestown

Swansea

Leura

Terrigal

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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Airports servicing New South Wales

Popular cities in Australia

Flights to Melbournefrom $513

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Flights to Adelaidefrom $831

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Flights to Hobartfrom $1,002

Flights to Canberrafrom $774

Flights to Darwinfrom $916

Flights to Maroochydorefrom $967

Flights to Launcestonfrom $992

Flights to Ballinafrom $1,785

Fly to other destinations from Louisiana

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Flights from New Orleans Louis Armstrong to Fayetteville Northwest Arkansas

Cheap flights from Louisiana to Sydney from $1,040

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Louisiana to Sydney departing on 10/27. 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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United Airlines flights from Louisiana to Sydney

Our best United Airlines deals on Louisiana to Sydney flight tickets

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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?

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?

How far in advance should I book a flight to Sydney?

Can stopping save me money on Louisiana to Sydney flights?

You could potentially save up to 37% on your flight if you consider stops on a Louisiana to Sydney flight.

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

Alaska Airlines and United Airlines are the most popular carriers operating 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

Best Price Found

Fastest flight time

Direct flights

Airports in Sydney

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

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?

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

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