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$796+ 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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SYD
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
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 septiembre 17, 2025.

Round-trip from

$1,073
(United Airlines)

One-way from

$796
(Delta)

Popular in

April

Cheapest in

August

Average price

$1,436
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 ($140 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 September 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 septiembre 17, 2025.

This American Airlines deal was found by Cheapflights users on 9/15. 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.
jue. 10/3011:52 amBUF - MEL
2 stops30h 38mAmerican Airlines
jue. 11/612:00 pmMEL - BUF
2 stops26h 41mAmerican Airlines
Deal found 9/15$1,266
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/305:40 pmBUF - BNE
2 stops46h 50mUnited Airlines
jue. 11/611:40 amBNE - BUF
2 stops26h 12mUnited Airlines
Deal found 9/15$1,271
This American Airlines deal was found by Cheapflights users on 9/16. 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.
vie. 10/313:21 pmBUF - SYD
2 stops26h 39mAmerican Airlines
vie. 11/711:20 amSYD - BUF
2 stops27h 19mAmerican Airlines
Deal found 9/16$1,443
This Delta deal was found by Cheapflights users on 9/15. 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.
lun. 10/136:20 amBUF - SYD
2 stops34h 15mDelta
lun. 10/2010:25 amSYD - BUF
2 stops28h 14mDelta
Deal found 9/15$1,457
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/132:50 pmBUF - SYD
2 stops26h 10mUnited Airlines
lun. 10/2010:30 amSYD - BUF
3 stops25h 43mUnited Airlines
Deal found 9/15$1,550
This American Airlines deal was found by Cheapflights users on 9/15. 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.
lun. 10/135:39 pmBUF - SYD
1 stop22h 16mAmerican Airlines
lun. 10/201:10 pmSYD - BUF
1 stop24h 18mAmerican Airlines
Deal found 9/15$1,587
This American Airlines deal was found by Cheapflights users on 9/15. 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.
mar. 10/71:14 pmBUF - SYD
2 stops25h 51mAmerican Airlines
vie. 10/3111:20 amSYD - BUF
2 stops24h 27mAmerican Airlines
Deal found 9/15$1,591
This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/207:05 amBUF - SYD
2 stops33h 55mUnited Airlines
lun. 9/2210:20 amSYD - BUF
2 stops24h 56mUnited Airlines
Deal found 9/16$1,655
This oojo deal was found by Cheapflights users on 9/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/3010:05 amBUF - MEL
2 stops45h 55mCathay Pacific
mié. 11/512:45 amMEL - BUF
2 stops30h 54mCathay Pacific
Deal found 9/15$1,718
This American Airlines deal was found by Cheapflights users on 9/15. 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.
jue. 10/3011:35 amBUF - BNE
2 stops27h 25mAmerican Airlines
jue. 11/69:40 amBNE - BUF
1 stop21h 37mAmerican Airlines
Deal found 9/15$1,797
This United Airlines deal was found by Cheapflights users on 9/14. 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.
jue. 10/308:04 amBUF - MEL
2 stops33h 56mUnited Airlines
jue. 11/61:00 pmMEL - BUF
2 stops25h 52mUnited Airlines
Deal found 9/14$1,810
This United Airlines deal was found by Cheapflights users on 9/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/311:52 pmBUF - MEL
2 stops28h 08mUnited Airlines
vie. 11/71:00 pmMEL - BUF
2 stops24h 00mUnited Airlines
Deal found 9/16$1,811

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 septiembre 17, 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

BuffaloMelbourne

BUF - MEL

BUFMEL

Buffalo

jue. 10/30

11:52 am-9:30 am

2 stops30h 38m

Melbourne

jue. 11/6

12:00 pm-10:41 pm

2 stops26h 41m

$1,266

BuffaloBrisbane

BUF - BNE

BUFBNE

Buffalo

jue. 10/30

5:40 pm-6:30 am

2 stops46h 50m

Brisbane

jue. 11/6

11:40 am-10:52 pm

2 stops26h 12m

$1,271

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

vie. 10/31

3:21 pm-9:00 am

2 stops26h 39m

Sydney Kingsford Smith

vie. 11/7

11:20 am-10:39 pm

2 stops27h 19m

$1,443

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

lun. 10/13

6:20 am-7:35 am

2 stops34h 15m

Sydney Kingsford Smith

lun. 10/20

10:25 am-11:39 pm

2 stops28h 14m

$1,457

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

vie. 10/31

2:55 pm-9:15 am

2 stops27h 20m

Sydney Kingsford Smith

vie. 11/7

11:20 am-6:46 pm

2 stops23h 26m

$1,457

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

lun. 10/13

2:50 pm-8:00 am

2 stops26h 10m

Sydney Kingsford Smith

lun. 10/20

10:30 am-9:13 pm

3 stops25h 43m

$1,550

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

lun. 10/13

5:39 pm-6:55 am

1 stop22h 16m

Sydney Kingsford Smith

lun. 10/20

1:10 pm-10:28 pm

1 stop24h 18m

$1,587

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

mar. 10/7

1:14 pm-6:05 am

2 stops25h 51m

Sydney Kingsford Smith

vie. 10/31

11:20 am-8:47 pm

2 stops24h 27m

$1,591

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

sáb. 9/20

7:05 am-7:00 am

2 stops33h 55m

Sydney Kingsford Smith

lun. 9/22

10:20 am-9:16 pm

2 stops24h 56m

$1,655

BuffaloMelbourne

BUF - MEL

BUFMEL

Buffalo

jue. 10/30

10:05 am-11:00 pm

2 stops45h 55m

Melbourne

mié. 11/5

12:45 am-3:39 pm

2 stops30h 54m

$1,718

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 23 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, March is the cheapest month in which you can book a flight from Buffalo to Australia (average of $1,032). Flying from Buffalo to Australia in December is currently the most expensive (average of $1,627). 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 septiembre 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Buffalo to Australia as you normally would.

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 septiembre 17, 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
8.0
Very good
7,961 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

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
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

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
8,926 reviews
Delta
8.0
Very good
7,961 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

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
10,000 reviews
Delta
8.0
Very good
7,961 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

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 Delta fly from Buffalo to Australia in about 30h 38m. The time it takes to get you to your destination can typically vary by up to 16h 12m. 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 cheapest airlines to fly from Buffalo to Australia one-way?

    One-way options have recently been found by users for as low as $796 on Delta. Other airlines that offer cheap prices include United Airlines from $1,105 and American Airlines from $2,158 one-way.

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

    The most popular route from Buffalo to Australia is Buffalo - Sydney Kingsford Smith. You may also consider Buffalo - Melbourne 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, March is the cheapest month in which you can book a flight from Buffalo to Australia (average of $1,032). Flying from Buffalo to Australia in December is currently the most expensive (average of $1,627). 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 septiembre 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$276Average$1,871FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$1,165Average$1,523FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,193Average$1,560FlexibilityNo cancel feeOn-time69%

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