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$610+ 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 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SYD
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
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 October 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,265
(American Airlines)

One-way from

$610
(Kiwi.com)

Popular in

April

Cheapest in

August

Average price

$1,461
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 ($142 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in October 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 October 23, 2025.

This American Airlines deal was found by Cheapflights users on 10/22. 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.
Sat 12/66:20 amBUF - MEL
2 stops35h 10mAmerican Airlines
Sat 12/1312:00 pmMEL - BUF
2 stops27h 39mAmerican Airlines
Deal found 10/22$1,265
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Mon 10/271:52 pmBUF - SYD
2 stops28h 23mUnited Airlines
Mon 11/1012:10 pmSYD - BUF
2 stops22h 34mUnited Airlines
Deal found 10/22$1,279
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Fri 12/56:00 amBUF - MEL
2 stops35h 30mUnited Airlines
Fri 12/1211:30 amMEL - BUF
2 stops25h 45mUnited Airlines
Deal found 10/21$1,288
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Fri 12/56:20 amBUF - MEL
1 stop30h 40mAmerican Airlines
Fri 12/1210:45 amMEL - BUF
2 stops27h 35mAmerican Airlines
Deal found 10/21$1,289
This Delta deal was found by Cheapflights users on 10/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/512:06 pmBUF - SYD
2 stops28h 24mDelta
Tue 12/910:40 amSYD - BUF
2 stops37h 54mDelta
Deal found 10/22$1,295
This American Airlines deal was found by Cheapflights users on 10/22. 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.
Sat 12/67:27 amBUF - BNE
2 stops30h 33mAmerican Airlines
Sat 12/139:40 amBNE - BUF
2 stops27h 40mAmerican Airlines
Deal found 10/22$1,319
This American Airlines deal was found by Cheapflights users on 10/23. 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.
Sun 12/76:20 amBUF - MEL
1 stop30h 40mAmerican Airlines
Sun 12/144:05 pmMEL - BUF
1 stop22h 32mAmerican Airlines
Deal found 10/23$1,410
This American Airlines deal was found by Cheapflights users on 10/22. 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.
Wed 11/56:12 amBUF - SYD
1 stop32h 43mAmerican Airlines
Tue 12/92:05 pmSYD - BUF
1 stop24h 15mAmerican Airlines
Deal found 10/22$1,426
This American Airlines deal was found by Cheapflights users on 10/22. 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.
Wed 11/56:12 amBUF - SYD
1 stop32h 43mAmerican Airlines
Wed 12/1011:45 amSYD - BUF
2 stops26h 35mAmerican Airlines
Deal found 10/22$1,439
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Sun 12/285:35 pmBUF - SYD
2 stops45h 25mUnited Airlines
Mon 1/122:00 pmSYD - BUF
2 stops40h 14mUnited Airlines
Deal found 10/21$1,580
This Cathay Pacific deal was found by Cheapflights users on 10/22. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3111:12 amBUF - SYD
2 stops33h 48mMultiple Airlines
Sun 11/910:20 pmSYD - BUF
2 stops41h 16mMultiple Airlines
Deal found 10/22$1,618
This Delta deal was found by Cheapflights users on 10/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/61:16 pmBUF - SYD
2 stops27h 14mDelta
Sat 12/1310:40 amSYD - BUF
2 stops29h 19mDelta
Deal found 10/22$1,727

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 October 23, 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

Fri 3/13

4:33 pm-9:30 am

2 stops25h 57m

Melbourne

Sat 3/21

12:00 pm-11:22 pm

2 stops26h 22m

$1,265

BuffaloMelbourne

BUF - MEL

BUFMEL

Buffalo

Sat 12/6

7:27 am-9:30 am

2 stops34h 03m

Melbourne

Sat 12/13

4:05 pm-10:20 pm

1 stop22h 15m

$1,265

BuffaloMelbourne

BUF - MEL

BUFMEL

Buffalo

Sun 3/1

7:00 am-9:30 am

2 stops34h 30m

Melbourne

Sun 3/22

12:00 pm-10:45 pm

2 stops25h 45m

$1,274

BuffaloMelbourne

BUF - MEL

BUFMEL

Buffalo

Fri 3/13

10:10 am-8:30 am

2 stops31h 20m

Melbourne

Sat 3/21

10:30 am-11:35 pm

2 stops28h 05m

$1,288

BuffaloMelbourne

BUF - MEL

BUFMEL

Buffalo

Sun 12/7

3:00 pm-9:30 am

2 stops26h 30m

Melbourne

Sun 12/14

11:30 am-9:48 am

2 stops38h 18m

$1,288

BuffaloMelbourne

BUF - MEL

BUFMEL

Buffalo

Fri 12/5

6:00 am-9:30 am

2 stops35h 30m

Melbourne

Fri 12/12

11:30 am-9:15 pm

2 stops25h 45m

$1,288

BuffaloMelbourne

BUF - MEL

BUFMEL

Buffalo

Fri 12/5

6:20 am-5:00 am

1 stop30h 40m

Melbourne

Fri 12/12

10:45 am-10:20 pm

2 stops27h 35m

$1,289

BuffaloMelbourne

BUF - MEL

BUFMEL

Buffalo

Sat 12/6

3:00 pm-9:30 am

2 stops26h 30m

Melbourne

Sat 12/13

1:00 pm-2:22 pm

2 stops41h 22m

$1,289

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 11/5

9:03 am-8:30 am

2 stops31h 27m

Sydney Kingsford Smith

Wed 12/10

10:40 am-11:59 pm

2 stops29h 19m

$1,295

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 11/5

12:06 pm-8:30 am

2 stops28h 24m

Sydney Kingsford Smith

Tue 12/9

10:40 am-8:34 am

2 stops37h 54m

$1,295

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/20

Showing 1-10 of 32 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 October 23, 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 October 23, 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
7,982 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

7.9

Comfort

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
7,982 reviews
Delta
7.9
Good
7,982 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

7.9

Comfort

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
8,995 reviews
Delta
7.9
Good
7,982 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

7.9

Comfort

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
11,033 reviews
Delta
7.9
Good
7,982 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

7.9

Comfort

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, United Airlines, and Delta fly from Buffalo to Australia in about 25h 57m. The time it takes to get you to your destination can typically vary by up to 8h 33m. 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 - 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, 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 October 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$276Average$1,872FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$1,166Average$1,549FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,193Average$1,562FlexibilityNo cancel feeOn-time69%

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