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$823+ 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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SYD
Apr 25 — May 21
Sat 4/25
Sat 5/2
1 adult, Economy
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Cheap 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 March 26, 2026.

This American Airlines deal was found by Cheapflights users on 3/22. 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 4/1910:44 am
BUF
-
BNE
2 stops28h 16m
American Airlines
Sun 4/268:35 pm
BNE
-
BUF
2 stops30h 30m
American Airlines
Deal found 3/22$1,297
This American Airlines deal was found by Cheapflights users on 3/23. 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 5/712:28 pm
BUF
-
BNE
2 stops26h 32m
American Airlines
Thu 5/148:35 pm
BNE
-
BUF
2 stops27h 43m
American Airlines
Deal found 3/23$1,385
This American Airlines deal was found by Cheapflights users on 3/25. 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 6/1412:41 pm
BUF
-
BNE
2 stops26h 19m
American Airlines
Tue 6/308:35 pm
BNE
-
BUF
2 stops31h 46m
American Airlines
Deal found 3/25$1,397
This United Airlines deal was found by Cheapflights users on 3/22. 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 5/611:02 am
BUF
-
MEL
3 stops31h 13m
United Airlines
Wed 5/139:30 am
MEL
-
BUF
2 stops23h 05m
United Airlines
Deal found 3/22$1,465
This American Airlines deal was found by Cheapflights users on 3/21. 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 5/51:34 pm
BUF
-
SYD
2 stops26h 51m
American Airlines
Tue 5/129:10 am
SYD
-
BUF
2 stops26h 26m
American Airlines
Deal found 3/21$1,469
This United Airlines deal was found by Cheapflights users on 3/21. 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 5/511:02 am
BUF
-
SYD
3 stops29h 53m
United Airlines
Tue 5/1210:20 am
SYD
-
BUF
2 stops24h 41m
United Airlines
Deal found 3/21$1,473
This American Airlines deal was found by Cheapflights users on 3/23. 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 5/87:00 am
BUF
-
BNE
2 stops32h 00m
American Airlines
Fri 5/158:35 pm
BNE
-
BUF
2 stops30h 30m
American Airlines
Deal found 3/23$1,497
This BusinessClass deal was found by Cheapflights users on 3/24. 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.
Wed 5/67:00 am
BUF
-
SYD
1 stop33h 55m
Qantas Airways
Sun 5/3112:00 pm
SYD
-
BUF
1 stop24h 36m
Qantas Airways
Deal found 3/24$1,540
This United Airlines deal was found by Cheapflights users on 3/24. 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 5/61:57 pm
BUF
-
SYD
2 stops27h 03m
United Airlines
Sun 5/319:30 am
SYD
-
BUF
2 stops23h 33m
United Airlines
Deal found 3/24$1,560
This United Airlines deal was found by Cheapflights users on 3/25. 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 5/97:00 am
BUF
-
MEL
2 stops35h 15m
United Airlines
Sat 5/1610:55 am
MEL
-
BUF
2 stops26h 38m
United Airlines
Deal found 3/25$1,564
This United Airlines deal was found by Cheapflights users on 3/24. 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 5/82:45 pm
BUF
-
MEL
2 stops27h 30m
United Airlines
Fri 5/159:30 am
MEL
-
BUF
2 stops25h 31m
United Airlines
Deal found 3/24$1,565
This American Airlines deal was found by Cheapflights users on 3/25. 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 4/1412:28 pm
BUF
-
SYD
2 stops28h 37m
American Airlines
Wed 4/2212:00 pm
SYD
-
BUF
2 stops25h 59m
American Airlines
Deal found 3/25$1,568

Find flight deals from Buffalo to Australia

Keep the following information in mind while searching for Buffalo to Australia flight deals. Data was last updated March 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,297
(American Airlines)

One-way from

$823
(Turkish Airlines)

Popular in

April

Cheapest in

February

Average price

$1,443
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 Australia
Search Deals
One-way flight from Buffalo to Australia
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($298 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($50 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 26, 2026.
Use the filters below to find and compare flights from Buffalo to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloBrisbane

BUF - BNE

BUFBNE

Buffalo

Thu 5/7

12:28 pm-5:00 am

2 stops26h 32m

Brisbane

Thu 5/14

8:35 pm-10:18 am

2 stops27h 43m

$1,385

BuffaloMelbourne

BUF - MEL

BUFMEL

Buffalo

Wed 5/6

1:57 pm-7:30 am

2 stops27h 33m

Melbourne

Wed 5/13

10:55 am-11:05 pm

2 stops26h 10m

$1,465

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 5/6

11:02 am-6:55 am

3 stops29h 53m

Sydney Kingsford Smith

Wed 5/13

10:20 am-6:35 pm

2 stops22h 15m

$1,473

BuffaloMelbourne

BUF - MEL

BUFMEL

Buffalo

Fri 5/8

2:45 pm-8:15 am

2 stops27h 30m

Melbourne

Fri 5/15

9:30 am-9:01 pm

2 stops25h 31m

$1,565

BuffaloBrisbane

BUF - BNE

BUFBNE

Buffalo

Mon 8/31

11:24 am-5:00 am

2 stops27h 36m

Brisbane

Sat 10/3

8:35 pm-10:43 am

2 stops28h 08m

$1,597

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Thu 6/11

6:00 am-6:55 am

3 stops34h 55m

Sydney Kingsford Smith

Thu 6/25

9:30 am-11:59 pm

2 stops28h 29m

$1,692

BuffaloMelbourne

BUF - MEL

BUFMEL

Buffalo

Wed 5/13

7:05 am-3:50 pm

2 stops42h 45m

Melbourne

Sun 5/17

5:20 pm-10:57 pm

2 stops43h 37m

$1,771

BuffaloMelbourne

BUF - MEL

BUFMEL

Buffalo

Tue 6/9

7:52 pm-7:30 am

3 stops45h 38m

Melbourne

Sat 6/20

10:55 am-10:58 pm

2 stops50h 03m

$1,843

BuffaloMelbourne

BUF - MEL

BUFMEL

Buffalo

Thu 5/21

7:39 pm-7:50 am

2 stops46h 11m

Melbourne

Wed 5/27

10:00 am-11:59 pm

2 stops27h 59m

$1,857

BuffaloBrisbane

BUF - BNE

BUFBNE

Buffalo

Fri 5/8

11:02 am-6:30 am

3 stops29h 28m

Brisbane

Fri 5/15

10:30 am-11:55 pm

2 stops27h 25m

$1,861

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/22

Showing 1-10 of 36 resultsSorted by cheapest first
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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, February is the cheapest month in which you can book a flight from Buffalo to Australia (average of $195). Flying from Buffalo to Australia in January is currently the most expensive (average of $1,419). 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.

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 March 26, 2026.
Read through reviews of airlines operating flights from Buffalo to Australia, such as Delta,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,331 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Comfort

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
8,331 reviews
Delta
7.9
Good
8,331 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Comfort

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
9,483 reviews
Delta
7.9
Good
8,331 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Comfort

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
7.1
Good
11,495 reviews
Delta
7.9
Good
8,331 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.8

Food

7.2

Comfort

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 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, Qatar Airways, and United Airlines fly from Buffalo to Australia in about 27h 33m. The time it takes to get you to your destination can typically vary by up to 11h 30m. The distance between Buffalo and Australia is about 10131 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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, February is the cheapest month in which you can book a flight from Buffalo to Australia (average of $195). Flying from Buffalo to Australia in January is currently the most expensive (average of $1,419). 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 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 March 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$257Average$1,919FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$853Average$1,538FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$1,166Average$1,595FlexibilityNo cancel feeOn-time71%

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