What are the cheapest airlines flying from New Orleans to Sydney round-trip?

Our cheapest airline available from New Orleans to Sydney is United Airlines. Our recent data shows that you can find tickets from as low as $908 on this airline. Additional options worth looking into are Air Canada and Air New Zealand, starting at $918 and $1,057 round-trip. United Airlines is priced at 33% lower than the current average price of a flight leaving 3 months from now.

What are the most popular airlines that fly from New Orleans to Sydney?

American Airlines, Delta and Air New Zealand are the most popular airlines when flying from New Orleans to Sydney.

What is the cheapest day to fly round-trip from New Orleans to Sydney?

Leaving on a Tuesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 9% on the overall cost on flights from New Orleans to Sydney.

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

To save on the cost of your flight from New Orleans to Sydney, book at least 26 days before your planned departure. Booking around this time can save you about 99% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $1,549 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,809.

What is the cheapest month to fly from New Orleans to Sydney?

Flights from New Orleans to Sydney lean towards being more expensive in July. Prices are generally better when you fly from New Orleans to Sydney in February, with the cheapest ticket starting at $916.

Most accurate provider : When it comes to deals on New Orleans-Sydney flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on New Orleans-Sydney flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from New Orleans-Sydney flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on New Orleans-Sydney flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for New Orleans-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Yes. In addition to deals on New Orleans to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from New Orleans to Sydney?

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

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

Yes. Cheapflights offers flight deals from New Orleans 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.

$908+ Flights from New Orleans to Sydney

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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Cheapflights Tip: The best prices from New Orleans Louis Armstrong to Sydney Kingsford Smith are usually found in February or April, booked 25 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from New Orleans to Sydney

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$908 (United Airlines)
Popular in	July
Cheapest in	February
Average price	$1,270

Provider with most accurate pricing for New Orleans Louis Armstrong-Sydney Kingsford Smith flight deals.

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Provider most trusted by Cheapflights users for New Orleans Louis Armstrong-Sydney Kingsford Smith flights.

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From New Orleans Louis Armstrong to Sydney Kingsford Smith

Search Deals

Highest demand for flights based on searches. 19% potential increase in price ($337 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($67 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in May 2025

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Find flight deals from New Orleans to Sydney

Cheapest flights from New Orleans to Sydney
Explore the most affordable flight options available from New Orleans to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Wed 5/216:40 pmMSY - SYD

1 stop21h 15mUnited Airlines

Sun 6/110:20 amSYD - MSY

1 stop21h 51mUnited Airlines

Deal found 4/30

$908

Mon 5/2611:55 amMSY - SYD

2 stops28h 05mAir Canada

Wed 6/1110:20 amSYD - MSY

1 stop21h 51mAir Canada

Deal found 4/29

$918

Thu 6/122:18 pmMSY - SYD

1 stop25h 42mAir New Zealand

Mon 6/1610:20 amSYD - MSY

1 stop21h 51mAir New Zealand

Deal found 4/30

$1,057

Mon 5/262:18 pmMSY - SYD

1 stop25h 42mLufthansa

Wed 6/1110:20 amSYD - MSY

1 stop21h 51mLufthansa

Deal found 4/29

$1,097

Fri 6/66:55 pmMSY - SYD

1 stop20h 40mDelta

Fri 6/209:25 amSYD - MSY

1 stop23h 28mDelta

Deal found 4/30

$1,390

Sun 5/410:23 amMSY - SYD

3 stops34h 22mMultiple Airlines

Sun 5/111:15 pmSYD - MSY

3 stops31h 35mMultiple Airlines

Deal found 4/30

$1,453

Sun 11/304:18 pmMSY - SYD

1 stop21h 37mQantas Airways

Sat 12/209:35 pmSYD - MSY

2 stops33h 07mQantas Airways

Deal found 4/30

$1,574

Fri 8/17:00 amMSY - SYD

3 stops45h 00mTurkish Airlines

Fri 8/228:55 pmSYD - MSY

3 stops61h 21mTurkish Airlines

Deal found 4/30

$2,179

Sun 11/306:54 pmMSY - SYD

3 stops43h 01mBritish Airways

Sat 12/204:20 pmSYD - MSY

3 stops45h 43mBritish Airways

Deal found 4/30

$3,535

Thu 5/15:40 pmMSY - SYD

3 stops48h 55mLATAM Airlines

Thu 5/811:50 amSYD - MSY

3 stops45h 15mLATAM Airlines

Deal found 4/30

$4,517

Sun 6/299:45 amMSY - SYD

2 stops34h 05mCathay Pacific

Thu 7/107:40 amSYD - MSY

2 stops53h 00mCathay Pacific

Deal found 4/29

$7,111

Best flights from New Orleans to Sydney
Discover carefully curated flight deals from New Orleans to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 1, 2025.

Wed 5/216:40 pmMSY - SYD

1 stop21h 15mUnited Airlines

Sun 6/110:20 amSYD - MSY

1 stop21h 51mUnited Airlines

Deal found 4/30

$908

Mon 5/2611:55 amMSY - SYD

2 stops28h 05mAir Canada

Wed 6/1110:20 amSYD - MSY

1 stop21h 51mAir Canada

Deal found 4/29

$918

Wed 5/2812:30 pmMSY - SYD

1 stop27h 30mMultiple Airlines

Wed 6/410:20 amSYD - MSY

1 stop21h 51mMultiple Airlines

Deal found 4/30

$939

Thu 6/122:18 pmMSY - SYD

1 stop25h 42mAir New Zealand

Mon 6/1610:20 amSYD - MSY

1 stop21h 51mAir New Zealand

Deal found 4/30

$1,057

Mon 5/262:18 pmMSY - SYD

1 stop25h 42mLufthansa

Wed 6/1110:20 amSYD - MSY

1 stop21h 51mLufthansa

Deal found 4/29

$1,097

Fri 6/66:55 pmMSY - SYD

1 stop20h 40mDelta

Fri 6/209:25 amSYD - MSY

1 stop23h 28mDelta

Deal found 4/30

$1,390

Fri 8/17:00 amMSY - SYD

3 stops45h 00mTurkish Airlines

Fri 8/228:55 pmSYD - MSY

3 stops61h 21mTurkish Airlines

Deal found 4/30

$2,179

Sat 5/243:59 pmMSY - SYD

3 stops46h 21mBritish Airways

Sun 6/82:40 pmSYD - MSY

3 stops45h 57mBritish Airways

Deal found 4/30

$4,151

Sun 6/299:45 amMSY - SYD

2 stops34h 05mCathay Pacific

Thu 7/107:40 amSYD - MSY

2 stops53h 00mCathay Pacific

Deal found 4/29

$7,111

Sun 6/2911:57 amMSY - SYD

3 stops54h 38mLATAM Airlines

Thu 7/1011:50 amSYD - MSY

3 stops49h 34mLATAM Airlines

Deal found 4/29

$7,733

Fri 8/17:35 pmMSY - SYD

2 stops44h 30mQantas Airways

Sun 8/2412:10 pmSYD - MSY

1 stop21h 57mQantas Airways

Deal found 4/29

$22,633

Last-minute flights from New Orleans to Sydney
Discover last-minute flight deals from New Orleans to Sydney. Data last updated May 1, 2025 and is based on user searches.

Thu 5/15:40 pmMSY - SYD

3 stops48h 55mLATAM Airlines

Thu 5/811:50 amSYD - MSY

3 stops45h 15mLATAM Airlines

Deal found 4/30

$4,517

Sun 5/410:23 amMSY - SYD

3 stops34h 22mMultiple Airlines

Sun 5/111:15 pmSYD - MSY

3 stops31h 35mMultiple Airlines

Deal found 4/30

$1,453

Sun 5/47:00 amMSY - SYD

2 stops34h 45mAir New Zealand

Tue 5/66:20 pmSYD - MSY

2 stops40h 49mAir New Zealand

Deal found 4/30

$2,075

Sun 5/46:04 pmMSY - SYD

1 stop21h 51mQantas Airways

Tue 5/610:25 amSYD - MSY

1 stop23h 21mQantas Airways

Deal found 4/30

$2,637

Wed 5/216:40 pmMSY - SYD

1 stop21h 15mUnited Airlines

Sun 6/110:20 amSYD - MSY

1 stop21h 51mUnited Airlines

Deal found 4/30

$908

Sat 5/242:45 pmMSY - SYD

1 stop24h 50mDelta

Sun 6/89:25 amSYD - MSY

1 stop23h 28mDelta

Deal found 4/30

$1,985

Sat 5/243:59 pmMSY - SYD

3 stops46h 21mBritish Airways

Sun 6/82:40 pmSYD - MSY

3 stops45h 57mBritish Airways

Deal found 4/30

$4,151

Mon 5/2611:55 amMSY - SYD

2 stops28h 05mAir Canada

Wed 6/1110:20 amSYD - MSY

1 stop21h 51mAir Canada

Deal found 4/29

$918

Mon 5/262:18 pmMSY - SYD

1 stop25h 42mLufthansa

Wed 6/1110:20 amSYD - MSY

1 stop21h 51mLufthansa

Deal found 4/29

$1,097

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Wed 5/21

6:40 pm-6:55 am

1 stop21h 15m

Sydney Kingsford Smith

Sun 6/1

10:20 am-5:11 pm

1 stop21h 51m

$908

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Mon 5/26

11:55 am-7:00 am

2 stops28h 05m

Sydney Kingsford Smith

Wed 6/11

10:20 am-5:11 pm

1 stop21h 51m

$918

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Thu 6/12

2:18 pm-7:00 am

1 stop25h 42m

Sydney Kingsford Smith

Mon 6/16

10:20 am-5:11 pm

1 stop21h 51m

$1,057

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Mon 5/26

2:18 pm-7:00 am

1 stop25h 42m

Sydney Kingsford Smith

Wed 6/11

10:20 am-5:11 pm

1 stop21h 51m

$1,097

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Fri 6/6

6:55 pm-6:35 am

1 stop20h 40m

Sydney Kingsford Smith

Fri 6/20

9:25 am-5:53 pm

1 stop23h 28m

$1,390

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Fri 8/1

2:18 pm-8:45 am

3 stops27h 27m

Sydney Kingsford Smith

Fri 8/22

9:55 am-7:55 pm

2 stops25h 00m

$1,636

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Fri 8/1

7:00 am-7:00 pm

3 stops45h 00m

Sydney Kingsford Smith

Fri 8/22

8:55 pm-7:16 pm

3 stops61h 21m

$2,179

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Sat 5/24

3:59 pm-5:20 am

3 stops46h 21m

Sydney Kingsford Smith

Sun 6/8

2:40 pm-9:37 pm

3 stops45h 57m

$4,151

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Sun 6/29

9:45 am-10:50 am

2 stops34h 05m

Sydney Kingsford Smith

Thu 7/10

7:40 am-9:40 pm

2 stops53h 00m

$7,111

New OrleansSydney

MSY - SYD

MSYSYD

New Orleans Louis Armstrong

Sun 6/29

11:57 am-9:35 am

3 stops54h 38m

Sydney Kingsford Smith

Thu 7/10

11:50 am-10:24 pm

3 stops49h 34m

$7,733

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 11 results

Compare providers for flights from New Orleans to Sydney

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from New Orleans to Sydney in May.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on New Orleans-Sydney flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on New Orleans-Sydney flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from New Orleans-Sydney flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on New Orleans-Sydney flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for New Orleans-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from New Orleans to Sydney

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

Estimated round-trip 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 New Orleans to Sydney

How far ahead should I book a flight from New Orleans to Sydney?

The best time to book flights from New Orleans to Sydney is 25 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, March is the cheapest month in which you can book a flight from New Orleans to Sydney (average of $1,043). Flying from New Orleans to Sydney in December is currently the most expensive (average of $1,643). 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.

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

It’s optimal to fly from New Orleans to Sydney in the morning. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from New Orleans to Sydney?

Travelers seeking maximum savings on their New Orleans to Sydney flight should consider departing on Friday mornings when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Sydney by month

In terms of precipitation, rainfall in Sydney ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Sydney when rainfall is around 2.0 in.

Temperature in Sydney by month

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 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Sydney

Delta

8.0

Very good

7,934 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,934 reviews

Delta

8.0

Very good

7,934 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air New Zealand

8.0

Very good

472 reviews

Delta

8.0

Very good

7,934 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Cathay Pacific

7.5

Good

855 reviews

Delta

8.0

Very good

7,934 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

LATAM Airlines

7.5

Good

1,767 reviews

Delta

8.0

Very good

7,934 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Qantas Airways

7.5

Good

829 reviews

Delta

8.0

Very good

7,934 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What are the cheapest airlines flying from New Orleans to Sydney round-trip?
Our cheapest airline available from New Orleans to Sydney is United Airlines. Our recent data shows that you can find tickets from as low as $908 on this airline. Additional options worth looking into are Air Canada and Air New Zealand, starting at $918 and $1,057 round-trip. United Airlines is priced at 33% lower than the current average price of a flight leaving 3 months from now.
Can I find deals for flights from New Orleans to Sydney that include hotel bookings?
Yes. In addition to deals on New Orleans to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from New Orleans to Sydney?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from New Orleans to Sydney.
Can I find deals for business class flights from New Orleans to Sydney?
Yes. Cheapflights offers flight deals from New Orleans 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 New Orleans to Sydney?
Currently, March is the cheapest month in which you can book a flight from New Orleans to Sydney (average of $1,043). Flying from New Orleans to Sydney in December is currently the most expensive (average of $1,643). 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

Wollongong

Parramatta

Coogee

Manly

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Other flights to Sydney

Top 5 airlines flying from New Orleans to Sydney

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$907	Average$1,295	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$938	Average$1,349	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$1,328	Average$1,369	FlexibilityNo cancel fee	On-time71%
Air New Zealand	Cheapest$1,375	Average$2,100	FlexibilityNo cancel fee	On-time78%
Qantas Airways	Cheapest$1,387	Average$2,166	FlexibilityNo cancel fee	On-time74%

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$908+ Cheap flights from New Orleans (MSY) to Sydney (SYD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/21. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from New Orleans to Sydney with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from New Orleans Louis Armstrong to Sydney Kingsford Smith are usually found in February or April, booked 25 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from New Orleans to Sydney

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from New Orleans to Sydney

Cheapest flights from New Orleans to SydneyExplore the most affordable flight options available from New Orleans to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Explore the most affordable flight options available from New Orleans to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Cheapflights Fare Finder

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

Compare providers for flights from New Orleans to Sydney

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from New Orleans to Sydney in May.

Best time to book a flight from New Orleans to Sydney

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

Cheapflights Insights

Everything you need to know about your flight from New Orleans to Sydney

How far ahead should I book a flight from New Orleans to Sydney?

Use this chart to determine the optimal time to book a round-trip flight from New Orleans to Sydney. Price data was last updated on April 25, 2025.

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

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

Find hourly flight availability from New Orleans to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

What is the cheapest day to fly from New Orleans to Sydney?

Use this chart to determine the cheapest time to fly round-trip from New Orleans to Sydney. Price data was last updated on December 16, 2024.

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated May 1, 2025.

Related info for your journey

Find useful and relevant information for your journey from New Orleans to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from New Orleans to Sydney round-trip?

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

How can I find direct flights from New Orleans to Sydney?

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

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

Traveling to a place near New Orleans?

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Alternative routes for New Orleans to Sydney

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Top 5 airlines flying from New Orleans to Sydney

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Cheapest flights from New Orleans to Sydney
Explore the most affordable flight options available from New Orleans to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.