How long is the flight from Louisiana to Sydney?

For as low as $2,421, United Airlines can have you in Sydney from Louisiana in 20h 27m. There are 14222 km between Louisiana and Sydney. Both multi-stop and direct flights can be found to your destination and back.

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

What is the cheapest time of day to fly from LA to SYD?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Louisiana to Sydney as you normally would.

What airport do you fly into for flights to Sydney from Louisiana?

If you book a flight to Sydney from Louisiana, you will be flying to Kingsford Smith, which is the city’s only airport. Sydney Kingsford Smith (SYD) is located 7.5 km from the centre of Sydney.

Can I find deals for flights from Louisiana to Sydney that include hotel bookings?

Yes. In addition to deals on Louisiana to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Louisiana to Sydney?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisiana to Sydney.

Can I find deals for business class flights from Louisiana to Sydney?

Yes. Cheapflights offers flight deals from Louisiana to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$872+ Cheap Flights from Louisiana to Sydney

Cheap flight deals from Louisiana to Sydney

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Louisiana to Sydney
Explore the most affordable flight options available from Louisiana to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 August 2026.

Sun 8/1112:29 -

1 stop25h 26m

Sun 15/1114:05 -

1 stop20h 37m

Deal found 17/8$1,781

Sun 1/1112:29 -

1 stop25h 26m

Mon 9/1114:05 -

1 stop22h 07m

Deal found 18/8$1,808

Sun 8/1105:00 -

2 stops34h 35m

Sun 15/1109:55 -

2 stops29h 25m

Deal found 17/8$1,812

Wed 14/1015:00 -

1 stop24h 55m

Wed 21/1011:20 -

1 stop27h 31m

Deal found 16/8$1,838

Sun 8/1107:00 -

1 stop31h 00m

Sun 15/1109:15 -

1 stop21h 11m

Deal found 17/8$1,838

Sun 6/1214:12 -

1 stop23h 48m

Mon 14/1211:50 -

1 stop28h 04m

Deal found 18/8$1,839

Sat 7/1112:29 -

1 stop25h 26m

Sat 21/1106:05 -

2 stops25h 50m

Deal found 20/8$1,880

Tue 15/915:46 -

1 stop24h 09m

Mon 21/912:00 -

1 stop20h 43m

Deal found 17/8$1,937

Sat 7/1110:53 -

1 stop27h 02m

Wed 11/1121:50 -

2 stops38h 22m

Deal found 18/8$1,954

Thu 1/1017:51 -

1 stop21h 59m

Thu 8/1010:15 -

1 stop22h 47m

Deal found 17/8$1,978

Thu 17/917:51 -

1 stop21h 59m

Thu 24/909:15 -

1 stop22h 41m

Deal found 19/8$1,980

Thu 17/914:30 -

2 stops25h 25m

Thu 24/909:10 -

2 stops27h 24m

Deal found 19/8$1,981

Best flights from Louisiana to Sydney
Discover carefully curated flight deals from Louisiana to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 August 2026.

Sun 1/1107:00 -

3 stops33h 05m

Mon 9/1109:20 -

1 stop27h 38m

Deal found 18/8$1,839

Sat 13/215:45 -

1 stop22h 10m

Sat 27/206:05 -

2 stops25h 49m

Deal found 16/8$1,854

Sat 7/1110:53 -

1 stop27h 02m

Wed 11/1121:50 -

2 stops38h 22m

Deal found 20/8$1,954

Thu 17/917:51 -

1 stop21h 59m

Thu 24/909:15 -

1 stop22h 41m

Deal found 19/8$1,980

Sat 7/1108:04 -

2 stops34h 56m

Wed 11/1108:45 -

2 stops29h 50m

Deal found 19/8$2,266

Sun 8/1116:13 -

1 stop21h 47m

Sun 15/1111:20 -

2 stops23h 18m

Deal found 17/8$1,845

Thu 1/1017:51 -

1 stop21h 59m

Thu 8/1010:15 -

2 stops28h 10m

Deal found 17/8$1,985

Mon 4/105:00 -

3 stops34h 35m

Thu 14/109:55 -

2 stops26h 55m

Deal found 17/8$2,017

Sat 13/220:20 -

1 stop41h 40m

Sat 27/209:20 -

1 stop28h 55m

Deal found 16/8$1,916

Thu 1/1012:16 -

2 stops27h 39m

Thu 8/1011:20 -

2 stops21h 45m

Deal found 17/8$1,985

Wed 4/1117:28 -

1 stop20h 27m

Sun 8/1108:30 -

2 stops22h 29m

Deal found 16/8$2,421

Sun 1/1107:00 -

3 stops32h 35m

Mon 9/1114:05 -

3 stops26h 10m

Deal found 18/8$2,242

Fri 11/1208:00 -

2 stops29h 20m

Wed 30/1211:20 -

2 stops27h 13m

Deal found 20/8$2,266

Wed 4/1112:05 -

1 stop25h 55m

Sun 8/1109:15 -

1 stop27h 28m

Deal found 19/8$3,175

Sun 8/1114:01 -

2 stops47h 59m

Sun 15/1106:00 -

2 stops54h 43m

Deal found 17/8$21,978

Find flight deals from Louisiana to Sydney

Round-trip from	$1,781
One-way from	$872
Popular in	December
Cheapest in	August
Average price	$1,784

Qantas Airways
8/11-15/11
2 total stops
46h 03m total
Louisiana to Sydney

Search Deals

23/11
2 total stops
55h 15m total
Louisiana to Sydney

Search Deals

Highest demand for flights based on searches. 12% potential increase in price ($444 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($108 potential savings vs. average return price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

New OrleansSydney

MSY New Orleans Louis Armstrong - SYD Sydney Kingsford Smith

MSYSYD

New Orleans Louis Armstrong

Sun 1/11

07:00-09:05

3 stops33h 05m

Sydney Kingsford Smith

Mon 9/11

09:20-19:58

1 stop27h 38m

$1,839

Baton RougeSydney

BTR Baton Rouge Ryan - SYD Sydney Kingsford Smith

BTRSYD

Baton Rouge Ryan

Sun 8/11

16:13-07:00

1 stop21h 47m

Sydney Kingsford Smith

Sun 15/11

11:20-17:38

2 stops23h 18m

$1,845

New OrleansSydney

MSY New Orleans Louis Armstrong - SYD Sydney Kingsford Smith

MSYSYD

New Orleans Louis Armstrong

Sat 13/2

15:45-06:55

1 stop22h 10m

Sydney Kingsford Smith

Sat 27/2

06:05-14:54

2 stops25h 49m

$1,854

New OrleansSydney

MSY New Orleans Louis Armstrong - SYD Sydney Kingsford Smith

MSYSYD

New Orleans Louis Armstrong

Sat 13/2

20:20-07:00

1 stop41h 40m

Sydney Kingsford Smith

Sat 27/2

09:20-21:15

1 stop28h 55m

$1,916

New OrleansSydney

MSY New Orleans Louis Armstrong - SYD Sydney Kingsford Smith

MSYSYD

New Orleans Louis Armstrong

Sat 7/11

10:53-06:55

1 stop27h 02m

Sydney Kingsford Smith

Wed 11/11

21:50-19:12

2 stops38h 22m

$1,954

New OrleansSydney

MSY New Orleans Louis Armstrong - SYD Sydney Kingsford Smith

MSYSYD

New Orleans Louis Armstrong

Thu 17/9

17:51-06:50

1 stop21h 59m

Sydney Kingsford Smith

Thu 24/9

09:15-16:56

1 stop22h 41m

$1,980

New OrleansSydney

MSY New Orleans Louis Armstrong - SYD Sydney Kingsford Smith

MSYSYD

New Orleans Louis Armstrong

Thu 1/10

17:51-06:50

1 stop21h 59m

Sydney Kingsford Smith

Thu 8/10

10:15-22:25

2 stops28h 10m

$1,985

New OrleansSydney

MSY New Orleans Louis Armstrong - SYD Sydney Kingsford Smith

MSYSYD

New Orleans Louis Armstrong

Thu 1/10

12:16-06:55

2 stops27h 39m

Sydney Kingsford Smith

Thu 8/10

11:20-17:05

2 stops21h 45m

$1,985

New OrleansSydney

MSY New Orleans Louis Armstrong - SYD Sydney Kingsford Smith

MSYSYD

New Orleans Louis Armstrong

Mon 4/1

05:00-08:35

3 stops34h 35m

Sydney Kingsford Smith

Thu 14/1

09:55-19:50

2 stops26h 55m

$2,017

New OrleansSydney

MSY New Orleans Louis Armstrong - SYD Sydney Kingsford Smith

MSYSYD

New Orleans Louis Armstrong

Sun 1/11

07:00-08:35

3 stops32h 35m

Sydney Kingsford Smith

Mon 9/11

14:05-23:15

3 stops26h 10m

$2,242

Flights are sorted by cheapest return flights first.

Deals found on 20/8

Showing 1-10 of 22 resultsSorted by cheapest first

Best time to book a flight from Louisiana to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Louisiana with our price prediction graph.

MSY-SYD

BTR-SYD

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Louisiana to Sydney

USLA-SYD

MSY-SYD

BTR-SYD

What is the cheapest month to book a flight from Louisiana to Sydney?

Currently, August is the cheapest month in which you can book a flight from Louisiana to Sydney (average of $1,784). Flying from Louisiana to Sydney in December is currently the most expensive (average of $3,066). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

What airport do you fly into for flights to Sydney from Louisiana?
If you book a flight to Sydney from Louisiana, you will be flying to Kingsford Smith, which is the city’s only airport. Sydney Kingsford Smith (SYD) is located 7.5 km from the centre of Sydney.
How long is the flight from Louisiana to Sydney?
For as low as $2,421, United Airlines can have you in Sydney from Louisiana in 20h 27m. There are 14222 km between Louisiana and Sydney. Both multi-stop and direct flights can be found to your destination and back.
Can I find deals for flights from Louisiana to Sydney that include hotel bookings?
Yes. In addition to deals on Louisiana to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Louisiana to Sydney?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisiana to Sydney.
Can I find deals for business class flights from Louisiana to Sydney?
Yes. Cheapflights offers flight deals from Louisiana to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Louisiana to Sydney?
Currently, August is the cheapest month in which you can book a flight from Louisiana to Sydney (average of $1,784). Flying from Louisiana to Sydney in December is currently the most expensive (average of $3,066). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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How does Cheapflights help users find flights from Louisiana to Sydney?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Sydney from Louisiana today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Louisiana to Sydney?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Sydney from Louisiana.

Can Cheapflights find flights from Louisiana to Sydney with no change fees?

Yes! Cheapflights helps users easily find flights from Louisiana to Sydney with no change fees.

Can Cheapflights notify me if prices for flights from Louisiana to Sydney become cheaper?

Yes! Start tracking prices for Louisiana to Sydney flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Louisiana to Sydney from $872

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Louisiana to Sydney

Cheapest flights from Louisiana to SydneyExplore the most affordable flight options available from Louisiana to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 August 2026.

Explore the most affordable flight options available from Louisiana to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 August 2026.

Best flights from Louisiana to SydneyDiscover carefully curated flight deals from Louisiana to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 August 2026.

Discover carefully curated flight deals from Louisiana to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 August 2026.

Last-minute flights from Louisiana to SydneyDiscover last-minute flight deals from Louisiana to Sydney. Data last updated 21 August 2026 and is based on user searches.

Discover last-minute flight deals from Louisiana to Sydney. Data last updated 21 August 2026 and is based on user searches.

One-way flights from Louisiana to SydneySearch for one-way flight options from Louisiana to Sydney. Find affordable one-way fares based on user searches. Data last updated 21 August 2026.

Search for one-way flight options from Louisiana to Sydney. Find affordable one-way fares based on user searches. Data last updated 21 August 2026.

Find flight deals from Louisiana to Sydney

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

Best time to book a flight from Louisiana to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Louisiana with our price prediction graph.

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What is the cheapest month to book a flight from Louisiana to Sydney?

Related info for your journey

What airport do you fly into for flights to Sydney from Louisiana?

How long is the flight from Louisiana to Sydney?

Can I find deals for flights from Louisiana to Sydney that include hotel bookings?

How can I find direct flights from Louisiana to Sydney?

Can I find deals for business class flights from Louisiana to Sydney?

What is the cheapest month to book a flight from Louisiana to Sydney?

Travelling to a place near Sydney?

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Alternative routes for Louisiana to Sydney

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Complete your trip

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Direct flights to New South Wales

Book a non-stop flight to one of these other cities located in New South Wales.

Search flights from Louisiana to Sydney by cabin class

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Louisiana and Sydney flights

Browse other Louisiana and Sydney flight options. Last updated on 21 August 2026.

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How does Cheapflights help users find flights from Louisiana to Sydney?

Why should you use Cheapflights to find cheap flight tickets from Louisiana to Sydney?

Can Cheapflights find flights from Louisiana to Sydney with no change fees?

Can Cheapflights notify me if prices for flights from Louisiana to Sydney become cheaper?

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Cheapest flights from Louisiana to Sydney
Explore the most affordable flight options available from Louisiana to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 August 2026.

Best flights from Louisiana to Sydney
Discover carefully curated flight deals from Louisiana to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 August 2026.

Last-minute flights from Louisiana to Sydney
Discover last-minute flight deals from Louisiana to Sydney. Data last updated 21 August 2026 and is based on user searches.

One-way flights from Louisiana to Sydney
Search for one-way flight options from Louisiana to Sydney. Find affordable one-way fares based on user searches. Data last updated 21 August 2026.