$627+ Cheap flights from Louisiana to Sydney (SYD)
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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — SYD
Sep 3 — Sep 101
Round-trip
1 adult, Economy
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Find cheap flights from Louisiana to Sydney with Cheapflights
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.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Louisiana to Sydney
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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 August 4, 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 August 4, 2026.
This United Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/107:03 pm -
1 stop20h 52m
Mon 8/1710:20 am -
1 stop23h 20m
Deal found 8/3![United Airlines logo]()
$1,237
This American Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/132:49 pm -
2 stops25h 16m
Mon 8/248:15 pm -
2 stops27h 25m
Deal found 8/1![American Airlines logo]()
$1,238
This United Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/313:45 pm -
2 stops24h 10m
Mon 9/710:20 am -
2 stops26h 10m
Deal found 8/3![United Airlines logo]()
$1,241
This oojo deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:33 pm -
1 stop21h 22m
Mon 9/2112:00 pm -
1 stop20h 43m
Deal found 7/31![Qantas Airways logo]()
$1,273
This oojo deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/110:53 am -
1 stop27h 02m
Sat 11/77:15 pm -
2 stops36h 40m
Deal found 8/3![Qantas Airways logo]()
$1,274
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/132:51 pm -
1 stop24h 59m
Mon 8/249:15 am -
1 stop27h 25m
Deal found 7/31![Delta logo]()
$1,287
This oojo deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:46 pm -
2 stops24h 44m
Tue 9/2212:00 pm -
1 stop23h 11m
Deal found 8/2![Qantas Airways logo]()
$1,292
This Delta deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/312:51 pm -
1 stop24h 59m
Mon 9/79:15 am -
1 stop27h 25m
Deal found 8/3![Delta logo]()
$1,297
This American Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:33 pm -
1 stop21h 22m
Tue 9/229:10 am -
2 stops23h 33m
Deal found 8/1![American Airlines logo]()
$1,298
This Delta deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:00 am -
2 stops33h 50m
Thu 9/249:15 am -
2 stops40h 20m
Deal found 8/3![Delta logo]()
$1,412
This Qantas Airways deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/45:23 pm -
2 stops34h 17m
Sun 11/82:05 pm -
1 stop19h 48m
Deal found 7/31![Qantas Airways logo]()
$1,526
This Qantas Airways deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/85:28 pm -
2 stops35h 17m
Thu 11/122:05 pm -
1 stop19h 52m
Deal found 7/31![Qantas Airways logo]()
$1,526
Best flights from Louisiana to SydneyDiscover carefully curated flight deals from Louisiana to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
Discover carefully curated flight deals from Louisiana to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
This Delta deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/22:51 pm -
1 stop24h 59m
Wed 9/99:15 am -
1 stop27h 10m
Deal found 8/3![Delta logo]()
$1,307
This Qantas Airways deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/283:44 pm -
1 stop23h 11m
Sun 11/16:00 am -
2 stops25h 55m
Deal found 7/31![Qantas Airways logo]()
$1,386
This United Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/15:26 pm -
2 stops22h 54m
Wed 1/139:15 am -
1 stop18h 30m
Deal found 8/1![United Airlines logo]()
$1,607
This KAYAK deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/125:20 am -
2 stops34h 35m
Wed 10/1411:55 am -
2 stops25h 21m
Deal found 8/1![Air New Zealand logo]()
$2,063
This Delta deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:00 am -
2 stops33h 50m
Thu 9/249:15 am -
2 stops40h 20m
Deal found 8/3![Delta logo]()
$1,412
This Qantas Airways deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/85:28 pm -
2 stops35h 17m
Thu 11/122:05 pm -
1 stop19h 52m
Deal found 7/31![Qantas Airways logo]()
$1,526
This American Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:14 pm -
2 stops21h 51m
Sun 8/2312:00 pm -
1 stop20h 42m
Deal found 8/3![American Airlines logo]()
$3,089
This United Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/246:03 pm -
2 stops43h 17m
Thu 1/711:50 am -
1 stop28h 04m
Deal found 8/3![United Airlines logo]()
$1,611
This Qantas Airways deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/45:23 pm -
2 stops34h 17m
Sun 11/82:05 pm -
1 stop19h 48m
Deal found 8/2![Qantas Airways logo]()
$1,527
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/172:51 pm -
1 stop24h 59m
Sun 8/239:15 am -
1 stop27h 25m
Deal found 8/1![Delta logo]()
$1,629
This oojo deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:27 pm -
2 stops23h 03m
Thu 9/2412:00 pm -
1 stop19h 55m
Deal found 8/3![Qantas Airways logo]()
$1,539
This Delta deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/191:27 pm -
2 stops26h 23m
Sun 8/239:15 am -
2 stops24h 11m
Deal found 8/3![Delta logo]()
$1,634
This Delta deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/112:41 pm -
1 stop24h 49m
Sun 11/1510:40 am -
1 stop19h 13m
Deal found 8/1![Delta logo]()
$1,657
This Qantas Airways deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/144:23 pm -
2 stops28h 27m
Wed 11/186:05 am -
2 stops25h 50m
Deal found 8/3![Qantas Airways logo]()
$1,681
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/82:01 pm -
1 stop23h 59m
Thu 11/129:20 am -
1 stop25h 18m
Deal found 7/31![United Airlines logo]()
$2,257
This BusinessClass deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1211:23 am -
2 stops28h 42m
Wed 10/141:00 pm -
1 stop24h 41m
Deal found 8/1![Qantas Airways logo]()
$2,417
This Qantas Airways deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:08 pm -
1 stop22h 47m
Sun 8/2312:00 pm -
1 stop20h 42m
Deal found 8/3![Qantas Airways logo]()
$2,895
Last-minute flights from Louisiana to SydneyDiscover last-minute flight deals from Louisiana to Sydney. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from Louisiana to Sydney. Data last updated August 4, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/107:03 pm -
1 stop20h 52m
Mon 8/1710:20 am -
1 stop23h 20m
Deal found 8/3![United Airlines logo]()
$1,237
This American Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/132:49 pm -
2 stops25h 16m
Mon 8/248:15 pm -
2 stops27h 25m
Deal found 8/1![American Airlines logo]()
$1,238
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/132:51 pm -
1 stop24h 59m
Mon 8/249:15 am -
1 stop27h 25m
Deal found 7/31![Delta logo]()
$1,287
This Delta deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/191:27 pm -
2 stops26h 23m
Sun 8/239:15 am -
2 stops24h 11m
Deal found 8/3![Delta logo]()
$1,634
This United Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/313:45 pm -
2 stops24h 10m
Mon 9/710:20 am -
2 stops26h 10m
Deal found 8/3![United Airlines logo]()
$1,241
This Delta deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/312:51 pm -
1 stop24h 59m
Mon 9/79:15 am -
1 stop27h 25m
Deal found 8/3![Delta logo]()
$1,297
This oojo deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:33 pm -
1 stop21h 22m
Mon 9/2112:00 pm -
1 stop20h 43m
Deal found 7/31![Qantas Airways logo]()
$1,273
This American Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/143:46 pm -
2 stops24h 44m
Mon 9/219:10 am -
2 stops23h 33m
Deal found 7/31![American Airlines logo]()
$1,307
This oojo deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:46 pm -
2 stops24h 44m
Tue 9/2212:00 pm -
1 stop23h 11m
Deal found 8/2![Qantas Airways logo]()
$1,292
This American Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:33 pm -
1 stop21h 22m
Tue 9/229:10 am -
2 stops23h 33m
Deal found 8/1![American Airlines logo]()
$1,298
This Delta deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:00 am -
2 stops33h 50m
Thu 9/249:15 am -
2 stops40h 20m
Deal found 8/3![Delta logo]()
$1,412
This oojo deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:27 pm -
2 stops23h 03m
Thu 9/2412:00 pm -
1 stop19h 55m
Deal found 8/3![Qantas Airways logo]()
$1,539
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 August 4, 2026.
Search for one-way flight options from Louisiana to Sydney. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:55 pm -
2 stops55h 20m
Deal found 8/2![Multiple Airlines logo]()
$627
This American Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2812:22 pm -
2 stops27h 43m
Deal found 8/2![American Airlines logo]()
$695
This Delta deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:51 pm -
1 stop21h 59m
Deal found 8/2![Delta logo]()
$698
This Kiwi.com deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/289:00 pm -
3 stops54h 50m
Deal found 8/2![Multiple Airlines logo]()
$700
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/258:00 pm -
1 stop41h 25m
Deal found 7/30![Multiple Airlines logo]()
$713
This United Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:00 am -
3 stops33h 05m
Deal found 8/2![United Airlines logo]()
$722
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:55 pm -
2 stops30h 55m
Deal found 7/30![Multiple Airlines logo]()
$744
This Ovago deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/811:45 am -
1 stop28h 35m
Deal found 7/30![EVA Air logo]()
$865
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/252:45 pm -
1 stop22h 35m
Deal found 7/31![United Airlines logo]()
$922
Find flight deals from Louisiana to Sydney
Keep the following information in mind while searching for Louisiana to Sydney flight deals. Data was last updated August 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,241 (United Airlines) |
One-way from | $627 (Kiwi.com) |
Popular in | December |
Cheapest in | August |
Average price | $1,125 |
Cheapflights Fare Finder
Customize your flight search to find flights from Louisiana to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 4, 2026.
Use the filters below to find and compare flights from Louisiana to Sydney that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
New OrleansSydney
MSY - SYD
MSYSYD
New Orleans Louis Armstrong
Wed 9/2
2:51 pm-6:50 am
1 stop24h 59m
Sydney Kingsford Smith
Wed 9/9
9:15 am-9:25 pm
1 stop27h 10m
$1,307
New OrleansSydney
MSY - SYD
MSYSYD
New Orleans Louis Armstrong
Wed 10/28
3:44 pm-6:55 am
1 stop23h 11m
Sydney Kingsford Smith
Sun 11/1
6:00 am-3:55 pm
2 stops25h 55m
$1,386
LafayetteSydney
LFT - SYD
LFTSYD
Lafayette Regional
Thu 9/17
6:00 am-6:50 am
2 stops33h 50m
Sydney Kingsford Smith
Thu 9/24
9:15 am-10:35 am
2 stops40h 20m
$1,412
Baton RougeSydney
BTR - SYD
BTRSYD
Baton Rouge Ryan
Sun 11/8
5:28 pm-9:45 pm
2 stops35h 17m
Sydney Kingsford Smith
Thu 11/12
2:05 pm-4:57 pm
1 stop19h 52m
$1,526
LafayetteSydney
LFT - SYD
LFTSYD
Lafayette Regional
Wed 11/4
5:23 pm-8:40 pm
2 stops34h 17m
Sydney Kingsford Smith
Sun 11/8
2:05 pm-4:53 pm
1 stop19h 48m
$1,527
LafayetteSydney
LFT - SYD
LFTSYD
Lafayette Regional
Thu 9/17
5:27 pm-7:30 am
2 stops23h 03m
Sydney Kingsford Smith
Thu 9/24
12:00 pm-4:55 pm
1 stop19h 55m
$1,539
Quickest round-trip
New OrleansSydney
MSY - SYD
MSYSYD
New Orleans Louis Armstrong
Fri 1/1
5:26 pm-9:20 am
2 stops22h 54m
Sydney Kingsford Smith
Wed 1/13
9:15 am-10:45 am
1 stop18h 30m
$1,607
New OrleansSydney
MSY - SYD
MSYSYD
New Orleans Louis Armstrong
Thu 12/24
6:03 pm-6:20 am
2 stops43h 17m
Sydney Kingsford Smith
Thu 1/7
11:50 am-10:54 pm
1 stop28h 04m
$1,611
New OrleansSydney
MSY - SYD
MSYSYD
New Orleans Louis Armstrong
Mon 8/17
2:51 pm-6:50 am
1 stop24h 59m
Sydney Kingsford Smith
Sun 8/23
9:15 am-9:40 pm
1 stop27h 25m
$1,629
Baton RougeSydney
BTR - SYD
BTRSYD
Baton Rouge Ryan
Wed 8/19
1:27 pm-6:50 am
2 stops26h 23m
Sydney Kingsford Smith
Sun 8/23
9:15 am-6:26 pm
2 stops24h 11m
$1,634
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
LFT-SYD
BTR-SYD
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 Louisiana to Sydney
USLA-SYD
MSY-SYD
LFT-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 $1,270). Flying from Louisiana to Sydney in December is currently the most expensive (average of $2,151). 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
Find useful and relevant information for your journey from Louisiana to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Sydney?
Book flights to Sydney if you plan to visit one of these locationsParramatta
Wollongong
Coogee
Manly
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Alternative routes for Louisiana to Sydney
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Complete your trip
Complete your trip to Sydney by adding a car rental and/or hotel reservation to your travel itinerary.
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 August 4, 2026.
Popular flight searches
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Other flights to Sydney
Explore flights to Sydney departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 4, 2026.
Louisiana to Sydney flights
Consider these flights traveling from Louisiana to Sydney.
Top 2 airlines flying from Louisiana to Sydney
Discover the top 2 airlines that operate flights from Louisiana to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$967 | Average$1,607 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$1,137 | Average$1,462 | FlexibilityNo cancel fee | On-time69% |