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$893+ Cheap flights from Buffalo (BUF) to Australia

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 11/28. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SYD
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Cheap flight deals from Buffalo to Australia

Keep the following information in mind while searching for Buffalo to Australia flight deals. Data was last updated November 6, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,041
(Delta)

One-way from

$893
(Kiwi.com)

Popular in

April

Cheapest in

November

Average price

$1,356
Provider with most accurate pricing for Buffalo-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Buffalo-Sydney Kingsford Smith flights.
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From Buffalo to Australia
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One-way flight from Buffalo to Australia
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Highest demand for flights based on searches. 8% potential increase in price ($148 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Buffalo to Australia

Cheapest flights from Buffalo to Australia
Explore the most affordable flight options available from Buffalo to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

This American Airlines deal was found by Cheapflights users on 11/4. 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 12/411:39 amBUF - BNE
2 stops26h 21mAmerican Airlines
Thu 12/1112:10 pmBNE - BUF
2 stops26h 57mAmerican Airlines
Deal found 11/4$1,196
This American Airlines deal was found by Cheapflights users on 11/6. 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.
Sat 12/610:19 amBUF - BNE
2 stops27h 41mAmerican Airlines
Sat 12/137:40 pmBNE - BUF
2 stops30h 23mAmerican Airlines
Deal found 11/6$1,199
This United Airlines deal was found by Cheapflights users on 11/5. 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 12/127:00 amBUF - MEL
2 stops34h 30mUnited Airlines
Tue 12/3011:30 amMEL - BUF
2 stops42h 44mUnited Airlines
Deal found 11/5$1,435
This United Airlines deal was found by Cheapflights users on 11/5. 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.
Sat 12/201:59 pmBUF - MEL
2 stops52h 01mUnited Airlines
Sat 12/271:00 pmMEL - BUF
2 stops36h 46mUnited Airlines
Deal found 11/5$1,601
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/167:00 amBUF - MEL
2 stops34h 30mUnited Airlines
Thu 1/811:30 amMEL - BUF
2 stops24h 59mUnited Airlines
Deal found 11/4$1,741
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/196:30 amBUF - MEL
2 stops35h 00mUnited Airlines
Fri 12/2611:30 amMEL - BUF
2 stops49h 24mUnited Airlines
Deal found 11/4$1,761
This United Airlines deal was found by Cheapflights users on 11/5. 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 12/410:30 amBUF - BNE
2 stops30h 00mUnited Airlines
Thu 12/1111:40 amBNE - BUF
2 stops37h 08mUnited Airlines
Deal found 11/5$1,812
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Wed 11/192:55 pmBUF - MEL
2 stops27h 05mUnited Airlines
Wed 12/241:00 pmMEL - BUF
2 stops23h 54mUnited Airlines
Deal found 11/4$1,843
This oojo deal was found by Cheapflights users on 11/5. 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 11/1810:08 amBUF - SYD
2 stops52h 27mEtihad Airways
Wed 11/264:35 pmSYD - BUF
2 stops45h 16mEtihad Airways
Deal found 11/5$1,850
This United Airlines deal was found by Cheapflights users on 11/6. 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 12/286:30 amBUF - SYD
2 stops56h 30mUnited Airlines
Mon 1/122:00 pmSYD - BUF
2 stops40h 14mUnited Airlines
Deal found 11/6$1,859
This Cathay Pacific deal was found by Cheapflights users on 11/4. 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.
Wed 11/197:40 amBUF - MEL
2 stops47h 20mMultiple Airlines
Tue 12/2312:45 amMEL - BUF
2 stops39h 09mMultiple Airlines
Deal found 11/4$1,936
This oojo deal was found by Cheapflights users on 11/4. 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.
Sat 11/87:00 amBUF - SYD
2 stops42h 55mEtihad Airways
Mon 11/109:30 pmSYD - BUF
2 stops54h 15mEtihad Airways
Deal found 11/4$1,938

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo to Australia 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 November 6, 2025.
Use the filters below to find and compare flights from Buffalo to Australia that are best for you.

Fly from

Buffalo

Fly to

Australia

Route

Depart

Return

Price

BuffaloBrisbane

BUF - BNE

BUFBNE

Buffalo

Thu 12/4

11:39 am-5:00 am

2 stops26h 21m

Brisbane

Thu 12/11

12:10 pm-12:07 am

2 stops26h 57m

$1,196

BuffaloBrisbane

BUF - BNE

BUFBNE

Buffalo

Sat 12/6

10:19 am-5:00 am

2 stops27h 41m

Brisbane

Sat 12/13

7:40 pm-11:03 am

2 stops30h 23m

$1,199

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Tue 2/24

6:00 am-6:55 am

1 stop32h 55m

Sydney Kingsford Smith

Tue 3/10

1:05 pm-10:25 pm

1 stop24h 20m

$1,546

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 3/4

1:52 pm-6:20 am

2 stops24h 28m

Sydney Kingsford Smith

Tue 3/31

11:20 am-10:37 pm

2 stops26h 17m

$1,567

BuffaloMelbourne

BUF - MEL

BUFMEL

Buffalo

Sat 12/20

1:59 pm-10:00 am

2 stops52h 01m

Melbourne

Sat 12/27

1:00 pm-9:46 am

2 stops36h 46m

$1,601

BuffaloMelbourne

BUF - MEL

BUFMEL

Buffalo

Tue 12/16

7:00 am-9:30 am

2 stops34h 30m

Melbourne

Thu 1/8

11:30 am-8:29 pm

2 stops24h 59m

$1,741

BuffaloMelbourne

BUF - MEL

BUFMEL

Buffalo

Fri 12/19

6:30 am-9:30 am

2 stops35h 00m

Melbourne

Fri 12/26

11:30 am-8:54 pm

2 stops49h 24m

$1,761

BuffaloBrisbane

BUF - BNE

BUFBNE

Buffalo

Thu 12/4

10:30 am-7:30 am

2 stops30h 00m

Brisbane

Thu 12/11

11:40 am-9:48 am

2 stops37h 08m

$1,812

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Tue 11/18

10:08 am-6:35 am

2 stops52h 27m

Sydney Kingsford Smith

Wed 11/26

4:35 pm-9:51 pm

2 stops45h 16m

$1,850

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sun 12/28

6:30 am-7:00 am

2 stops56h 30m

Sydney Kingsford Smith

Mon 1/12

2:00 pm-2:14 pm

2 stops40h 14m

$1,859

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

Showing 1-10 of 35 results
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Best time to book a flight from Buffalo to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia 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 Australia

What is the cheapest month to book a flight from Buffalo to Australia?

Currently, August is the cheapest month in which you can book a flight from Buffalo to Australia (average of $276). Flying from Buffalo to Australia in January is currently the most expensive (average of $1,414). 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 AU?

Find hourly flight availability from Buffalo to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 6, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 33% on flights from Buffalo to Australia by exploring options for tickets in the evening.

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. 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 Australia. Reviews last updated November 6, 2025.
Read through reviews of airlines operating flights from Buffalo to Australia, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,001 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.2

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
8,001 reviews
Delta
7.9
Good
8,001 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.2

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
9,007 reviews
Delta
7.9
Good
8,001 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.2

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
11,040 reviews
Delta
7.9
Good
8,001 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.2

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 Australia. 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 Australia?

    Buffalo (BUF), located 8.3 mi from the city center, is the airport you fly out of when you book flights from Buffalo to Australia.

  • How long is the flight from Buffalo to Australia?

    Airlines like American Airlines, United Airlines, and Etihad Airways fly from Buffalo to Australia in about 24h 28m. The time it takes to get you to your destination can typically vary by up to 27h 59m. The distance between Buffalo and Australia is about 9700 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Buffalo to Australia one-way?

    One-way options have recently been found by users for as low as $992 on ANA. Other airlines that offer cheap prices include United Airlines from $1,117 and Japan Airlines from $1,304 one-way.

  • What are the most popular routes from Buffalo to Australia?

    The most popular route from Buffalo to Australia is Buffalo - Melbourne. You may also consider Buffalo - Sydney Kingsford Smith or Buffalo - Brisbane.

  • Can I find deals for flights from Buffalo to Australia that include hotel bookings?

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

  • How can I find direct flights from Buffalo to Australia?

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

  • Can I find deals for business class flights from Buffalo to Australia?

    Yes. Cheapflights offers flight deals from Buffalo to Australia 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 Australia?

    Currently, August is the cheapest month in which you can book a flight from Buffalo to Australia (average of $276). Flying from Buffalo to Australia in January is currently the most expensive (average of $1,414). 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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Alternative routes for Buffalo to Australia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Buffalo to Australia

Discover the top 3 airlines that operate flights from Buffalo to Australia. 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 November 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$276Average$1,872FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$1,166Average$1,595FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,193Average$1,560FlexibilityNo cancel feeOn-time69%

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