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New South Wales

$744+ Cheap flights from Buffalo (BUF) to New South Wales

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 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SYD
Mar 18 — Mar 251
Wed 3/18
Wed 3/25
1 adult, Economy
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Cheap flight deals from Buffalo to New South Wales

Cheapest flights from Buffalo to New South Wales
Explore the most affordable flight options available from Buffalo to New South Wales. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 16, 2026.

This Expedia deal was found by Cheapflights users on 2/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/117:00 am
BUF
-
SYD
2 stops36h 25m
ANA
Tue 5/198:55 pm
SYD
-
BUF
2 stops38h 06m
ANA
Deal found 2/16$1,150
This Delta deal was found by Cheapflights users on 2/15. 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.
Tue 4/1412:09 pm
BUF
-
SYD
2 stops28h 41m
Delta
Mon 4/279:15 am
SYD
-
BUF
2 stops28h 22m
Delta
Deal found 2/15$1,426
This BusinessClass deal was found by Cheapflights users on 2/15. 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.
Sun 2/226:33 am
BUF
-
SYD
1 stop32h 22m
Qantas Airways
Sun 3/12:05 pm
SYD
-
BUF
1 stop24h 36m
Qantas Airways
Deal found 2/15$1,434
This KAYAK deal was found by Cheapflights users on 2/15. 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.
Wed 3/186:34 am
BUF
-
SYD
1 stop33h 21m
Qantas Airways
Wed 3/251:05 pm
SYD
-
BUF
1 stop24h 36m
Qantas Airways
Deal found 2/15$1,442
This Delta deal was found by Cheapflights users on 2/15. 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.
Sat 2/217:41 pm
BUF
-
SYD
2 stops43h 09m
Delta
Sun 3/110:40 am
SYD
-
BUF
2 stops23h 00m
Delta
Deal found 2/15$1,446
This American Airlines deal was found by Cheapflights users on 2/16. 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 5/117:00 am
BUF
-
SYD
1 stop33h 55m
American Airlines
Tue 5/1912:00 pm
SYD
-
BUF
1 stop25h 19m
American Airlines
Deal found 2/16$1,453
This American Airlines deal was found by Cheapflights users on 2/15. 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.
Sun 2/226:33 am
BUF
-
SYD
1 stop32h 22m
American Airlines
Sun 3/12:05 pm
SYD
-
BUF
1 stop24h 36m
American Airlines
Deal found 2/15$1,456
This American Airlines deal was found by Cheapflights users on 2/15. 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 4/16:34 am
BUF
-
SYD
1 stop33h 21m
American Airlines
Wed 4/812:00 pm
SYD
-
BUF
1 stop25h 19m
American Airlines
Deal found 2/15$1,466
This Delta deal was found by Cheapflights users on 2/13. 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.
Sun 3/86:00 am
BUF
-
SYD
2 stops33h 05m
Delta
Thu 3/191:15 pm
SYD
-
BUF
2 stops25h 31m
Delta
Deal found 2/13$1,474
This BusinessClass deal was found by Cheapflights users on 2/15. 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.
Sat 2/216:30 am
BUF
-
SYD
1 stop32h 25m
Qantas Airways
Sun 3/12:05 pm
SYD
-
BUF
1 stop24h 36m
Qantas Airways
Deal found 2/15$1,482

Find flight deals from Buffalo to New South Wales

Keep the following information in mind while searching for Buffalo to New South Wales flight deals. Data was last updated February 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,150
(Expedia)

One-way from

$744
(Gurufare)

Popular in

April

Cheapest in

February

Average price

$535
Provider with most accurate pricing for Buffalo-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Buffalo-Sydney Kingsford Smith flights.
Search Deals
From Buffalo to New South Wales
Search Deals
One-way flight from Buffalo to New South Wales
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($277 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo to New South Wales 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 February 16, 2026.
Use the filters below to find and compare flights from Buffalo to New South Wales that are best for you.

Fly from

Buffalo

Fly to

New South Wales

Route

Depart

Return

Price

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 6/17

1:45 pm-7:05 am

2 stops27h 20m

Sydney Kingsford Smith

Wed 6/24

9:10 am-10:31 pm

2 stops27h 21m

$1,358

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Mon 3/16

12:31 pm-9:00 am

2 stops29h 29m

Sydney Kingsford Smith

Mon 3/23

11:20 am-11:40 pm

2 stops27h 20m

$1,358

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Tue 4/14

6:00 am-6:50 am

2 stops34h 50m

Sydney Kingsford Smith

Sun 4/26

9:15 am-8:16 am

2 stops37h 01m

$1,426

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 3/18

12:07 pm-7:25 am

2 stops28h 18m

Sydney Kingsford Smith

Wed 3/25

9:40 am-5:09 pm

2 stops22h 29m

$1,426

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Tue 4/14

12:09 pm-6:50 am

2 stops28h 41m

Sydney Kingsford Smith

Mon 4/27

9:15 am-11:37 pm

2 stops28h 22m

$1,426

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Mon 5/11

7:00 am-6:55 am

1 stop33h 55m

Sydney Kingsford Smith

Tue 5/19

12:00 pm-11:19 pm

1 stop25h 19m

$1,453

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 4/1

1:32 pm-8:05 am

2 stops27h 33m

Sydney Kingsford Smith

Wed 4/8

9:10 am-9:36 pm

2 stops26h 26m

$1,458

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 3/11

12:07 pm-7:25 am

2 stops28h 18m

Sydney Kingsford Smith

Thu 4/23

9:15 am-11:37 pm

2 stops28h 22m

$1,474

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sun 3/8

6:00 am-6:05 am

2 stops33h 05m

Sydney Kingsford Smith

Thu 3/19

1:15 pm-11:46 pm

2 stops25h 31m

$1,474

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Tue 4/14

8:56 am-6:50 am

2 stops31h 54m

Sydney Kingsford Smith

Sat 4/25

9:15 am-10:39 pm

2 stops27h 24m

$1,474

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/14

Showing 1-10 of 16 results
1
2

Best time to book a flight from Buffalo to New South Wales

Have a flexible travel schedule? Discover the best time to fly to New South Wales from Buffalo 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 Buffalo to New South Wales

What is the cheapest month to book a flight from Buffalo to New South Wales?

Currently, February is the cheapest month in which you can book a flight from Buffalo to New South Wales (average of $196). Flying from Buffalo to New South Wales in May is currently the most expensive (average of $1,653). 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.

How much does it cost to fly round-trip from Buffalo to New South Wales?

Reviews of airlines servicing New South Wales

Get insights into the airlines that provide service to New South Wales. 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 New South Wales. Reviews last updated February 16, 2026.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Buffalo to New South Wales to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,204 reviews

Comfort

7.9

Food

7.2

Crew

8.5

Overall

7.9

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
7.9
Good
8,204 reviews
Delta
7.9
Good
8,204 reviews

Comfort

7.9

Food

7.2

Crew

8.5

Overall

7.9

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
United Airlines
7.4
Good
9,299 reviews
Delta
7.9
Good
8,204 reviews

Comfort

7.9

Food

7.2

Crew

8.5

Overall

7.9

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
American Airlines
7.2
Good
11,294 reviews
Delta
7.9
Good
8,204 reviews

Comfort

7.9

Food

7.2

Crew

8.5

Overall

7.9

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

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

  • What airport do you fly from for flights from Buffalo to New South Wales?

    Located just 8.3 mi from the city center, Buffalo (BUF) is the airport most travelers will use when flying to New South Wales from Buffalo.

  • How long is the flight from Buffalo to New South Wales?

    Airlines like American Airlines and Delta fly from Buffalo to New South Wales in about 27h 20m. The time it takes to get you to your destination can typically vary by up to 7h 30m. Airlines will cover a distance of 9700 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Buffalo to New South Wales that include hotel bookings?

    Yes. In addition to deals on Buffalo to New South Wales flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Buffalo to New South Wales?

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

  • Can I find deals for business class flights from Buffalo to New South Wales?

    Yes. Cheapflights offers flight deals from Buffalo to New South Wales 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 Buffalo to New South Wales?

    Currently, February is the cheapest month in which you can book a flight from Buffalo to New South Wales (average of $196). Flying from Buffalo to New South Wales in May is currently the most expensive (average of $1,653). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Buffalo to New South Wales

Discover the top 3 airlines that operate flights from Buffalo to New South Wales. 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 February 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$257Average$1,919FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$1,166Average$1,695FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,280Average$1,560FlexibilityNo cancel feeOn-time69%

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