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New South Wales

$763+ 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 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SYD
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
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 December 12, 2025.

This Delta deal was found by Cheapflights users on 12/10. 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 12/2812:01 pmBUF - SYD
2 stops26h 49mDelta
Mon 1/122:15 pmSYD - BUF
2 stops24h 42mDelta
Deal found 12/10$1,868
This United Airlines deal was found by Cheapflights users on 12/10. 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 12/281:59 pmBUF - SYD
2 stops25h 01mUnited Airlines
Sun 1/1112:10 pmSYD - BUF
2 stops42h 04mUnited Airlines
Deal found 12/10$2,043
This United Airlines deal was found by Cheapflights users on 12/10. 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 12/121:50 pmBUF - SYD
2 stops25h 10mUnited Airlines
Sun 12/212:00 pmSYD - BUF
2 stops24h 55mUnited Airlines
Deal found 12/10$2,268
This United Airlines deal was found by Cheapflights users on 12/10. 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 12/121:50 pmBUF - SYD
2 stops27h 25mUnited Airlines
Sat 12/2012:10 pmSYD - BUF
2 stops24h 44mUnited Airlines
Deal found 12/10$2,318
This American Airlines deal was found by Cheapflights users on 12/10. 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.
Fri 12/122:50 pmBUF - SYD
2 stops26h 10mAmerican Airlines
Sun 12/212:05 pmSYD - BUF
1 stop24h 24mAmerican Airlines
Deal found 12/10$2,752
This Expedia deal was found by Cheapflights users on 12/10. 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.
Sun 12/146:05 amBUF - SYD
2 stops43h 50mMultiple Airlines
Tue 12/169:30 pmSYD - BUF
2 stops52h 49mMultiple Airlines
Deal found 12/10$2,839
This Cathay Pacific deal was found by Cheapflights users on 12/10. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1210:14 amBUF - SYD
2 stops33h 46mMultiple Airlines
Sun 12/213:00 pmSYD - BUF
3 stops42h 48mMultiple Airlines
Deal found 12/10$2,929
This Cathay Pacific deal was found by Cheapflights users on 12/10. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1210:14 amBUF - SYD
2 stops33h 46mMultiple Airlines
Sat 12/2010:05 amSYD - BUF
3 stops47h 43mMultiple Airlines
Deal found 12/10$2,978
This Expedia deal was found by Cheapflights users on 12/9. 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.
Sat 12/133:32 pmBUF - SYD
2 stops35h 18mMultiple Airlines
Mon 12/159:40 pmSYD - BUF
2 stops53h 54mMultiple Airlines
Deal found 12/9$3,183
This American Airlines deal was found by Cheapflights users on 12/10. 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 12/286:24 amBUF - SYD
1 stop32h 31mAmerican Airlines
Sun 1/1111:20 amSYD - BUF
2 stops25h 46mAmerican Airlines
Deal found 12/10$3,301

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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,197
(American Airlines)

One-way from

$763
(Delta)

Popular in

February

Cheapest in

December

Average price

$1,295
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. 9% potential increase in price ($166 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 12, 2025.
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

Mon 2/9

12:58 pm-9:00 am

2 stops28h 02m

Sydney Kingsford Smith

Sun 2/22

2:05 pm-10:34 pm

1 stop24h 29m

$1,201

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Thu 1/15

8:30 am-9:05 am

2 stops32h 35m

Sydney Kingsford Smith

Fri 1/30

2:00 pm-2:14 pm

2 stops40h 14m

$1,397

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sun 1/25

10:33 am-8:30 am

2 stops29h 57m

Sydney Kingsford Smith

Sun 2/1

10:40 am-10:57 pm

2 stops28h 17m

$1,590

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sun 1/25

1:59 pm-7:00 am

2 stops25h 01m

Sydney Kingsford Smith

Sun 2/1

11:20 am-8:29 pm

2 stops25h 09m

$1,713

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sat 2/7

8:30 am-9:35 am

3 stops57h 05m

Sydney Kingsford Smith

Wed 2/11

11:20 am-8:29 pm

2 stops25h 09m

$1,773

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sun 1/11

7:30 am-12:00 pm

2 stops36h 30m

Sydney Kingsford Smith

Sun 1/25

10:20 pm-11:48 pm

2 stops41h 28m

$1,848

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sun 12/28

12:01 pm-6:50 am

2 stops26h 49m

Sydney Kingsford Smith

Mon 1/12

2:15 pm-10:57 pm

2 stops24h 42m

$1,868

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sun 1/25

6:03 am-8:30 am

2 stops34h 27m

$763

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sun 1/25

11:27 am-5:50 pm

3 stops38h 23m

$1,186

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sun 1/25

6:53 am-6:55 am

1 stop32h 02m

$6,007

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

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, August is the cheapest month in which you can book a flight from Buffalo to New South Wales (average of $276). Flying from Buffalo to New South Wales in May is currently the most expensive (average of $1,594). 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 BUF to NSW?

Find hourly flight availability from Buffalo to New South Wales. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Buffalo to New South Wales in the evening. If you’re flexible enough to do this you can expect to save up to 55% on your trip compared to booking a flight in the morning.

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 December 12, 2025.
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
8,008 reviews

Comfort

7.9

Boarding

8.1

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

7.9

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
8,008 reviews
Delta
7.9
Good
8,008 reviews

Comfort

7.9

Boarding

8.1

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

7.9

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
9,095 reviews
Delta
7.9
Good
8,008 reviews

Comfort

7.9

Boarding

8.1

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

7.9

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
11,050 reviews
Delta
7.9
Good
8,008 reviews

Comfort

7.9

Boarding

8.1

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

7.9

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, United Airlines, and Delta fly from Buffalo to New South Wales in about 28h 02m. The time it takes to get you to your destination can typically vary by up to 4h 33m. 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, August is the cheapest month in which you can book a flight from Buffalo to New South Wales (average of $276). Flying from Buffalo to New South Wales in May is currently the most expensive (average of $1,594). 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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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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$276Average$1,919FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$1,166Average$1,595FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,295Average$1,658FlexibilityNo cancel feeOn-time69%

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