Australia

$713+ 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 7/30. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SYD
May 15 — May 221
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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 April 15, 2026.

This Qantas Airways deal was found by Cheapflights users on 4/14. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/304:46 pm
BUF
-
MEL
1 stop22h 14m
Multiple Airlines
Sat 6/61:35 pm
MEL
-
BUF
1 stop23h 01m
Multiple Airlines
Deal found 4/14$1,550
This United Airlines deal was found by Cheapflights users on 4/11. 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 6/21:54 pm
BUF
-
SYD
2 stops27h 01m
United Airlines
Tue 6/169:30 am
SYD
-
BUF
2 stops25h 33m
United Airlines
Deal found 4/11$1,559
This United Airlines deal was found by Cheapflights users on 4/10. 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.
Mon 5/251:54 pm
BUF
-
MEL
2 stops27h 36m
United Airlines
Mon 6/110:55 am
MEL
-
BUF
2 stops24h 08m
United Airlines
Deal found 4/10$1,565
This American Airlines deal was found by Cheapflights users on 4/12. 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 7/264:46 pm
BUF
-
SYD
1 stop24h 09m
American Airlines
Mon 8/1012:00 pm
SYD
-
BUF
1 stop25h 01m
American Airlines
Deal found 4/12$1,565
This United Airlines deal was found by Cheapflights users on 4/11. 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 6/67:52 pm
BUF
-
SYD
2 stops45h 03m
United Airlines
Mon 6/159:30 am
SYD
-
BUF
2 stops23h 33m
United Airlines
Deal found 4/11$1,573
This United Airlines deal was found by Cheapflights users on 4/14. 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.
Sat 5/307:00 am
BUF
-
SYD
2 stops58h 00m
United Airlines
Tue 6/309:30 am
SYD
-
BUF
2 stops25h 11m
United Airlines
Deal found 4/14$1,592
This oojo deal was found by Cheapflights users on 4/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/313:32 pm
BUF
-
BNE
2 stops35h 58m
Qatar Airways
Sat 10/33:10 pm
BNE
-
BUF
2 stops38h 25m
Qatar Airways
Deal found 4/14$1,605
This United Airlines deal was found by Cheapflights users on 4/11. 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 6/41:54 pm
BUF
-
SYD
2 stops27h 01m
United Airlines
Sun 6/1410:20 am
SYD
-
BUF
2 stops24h 43m
United Airlines
Deal found 4/11$1,609
This American Airlines deal was found by Cheapflights users on 4/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/304:46 pm
BUF
-
SYD
1 stop24h 09m
American Airlines
Tue 6/3012:00 pm
SYD
-
BUF
1 stop24h 36m
American Airlines
Deal found 4/14$1,615
This American Airlines deal was found by Cheapflights users on 4/11. 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 6/42:47 pm
BUF
-
SYD
2 stops26h 18m
American Airlines
Sun 6/1412:00 pm
SYD
-
BUF
1 stop24h 36m
American Airlines
Deal found 4/11$1,618
This American Airlines deal was found by Cheapflights users on 4/13. 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 5/71:45 pm
BUF
-
SYD
2 stops27h 45m
American Airlines
Wed 8/199:10 am
SYD
-
BUF
2 stops28h 30m
American Airlines
Deal found 4/13$1,619
This Delta deal was found by Cheapflights users on 4/11. 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.
Tue 6/23:52 pm
BUF
-
SYD
2 stops24h 58m
Delta
Fri 6/129:15 am
SYD
-
BUF
2 stops28h 44m
Delta
Deal found 4/11$1,623

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 April 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,559
(United Airlines)

One-way from

$713
(Mytrip)

Popular in

April

Cheapest in

February

Average price

$1,919
Provider with most accurate pricing for Buffalo-Sydney Kingsford Smith flight deals.
Provider most trusted by Cheapflights users for Buffalo-Sydney Kingsford Smith flights.
From Buffalo to Australia
One-way flight from Buffalo to Australia
Highest demand for flights based on searches. 15% potential increase in price ($250 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($52 potential savings vs. average RT price).
Average for round-trip flights in April 2026

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 April 15, 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
Quickest round-trip

BuffaloMelbourne

BUF - MEL

BUFMEL

Buffalo

Sat 5/30

4:46 pm-5:00 am

1 stop22h 14m

Melbourne

Sat 6/6

1:35 pm-10:36 pm

1 stop23h 01m

$1,550

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 6/3

1:54 pm-7:00 am

2 stops27h 06m

Sydney Kingsford Smith

Tue 6/16

9:30 am-9:03 pm

2 stops25h 33m

$1,559

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Tue 6/2

1:54 pm-7:00 am

2 stops27h 06m

Sydney Kingsford Smith

Sun 6/14

9:30 am-7:03 pm

2 stops23h 33m

$1,559

BuffaloMelbourne

BUF - MEL

BUFMEL

Buffalo

Mon 5/25

1:54 pm-7:30 am

2 stops27h 36m

Melbourne

Mon 6/1

10:55 am-9:03 pm

2 stops24h 08m

$1,565

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Tue 5/26

4:46 pm-6:55 am

1 stop24h 09m

Sydney Kingsford Smith

Tue 6/2

12:00 pm-10:36 pm

1 stop24h 36m

$1,569

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Tue 5/26

6:25 am-6:50 am

2 stops34h 25m

Sydney Kingsford Smith

Tue 6/2

9:15 am-11:59 pm

2 stops28h 44m

$1,573

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sat 6/6

7:52 pm-6:55 am

2 stops45h 03m

Sydney Kingsford Smith

Mon 6/15

9:30 am-7:03 pm

2 stops23h 33m

$1,573

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sat 5/30

7:00 am-7:00 am

3 stops34h 00m

Sydney Kingsford Smith

Tue 6/30

9:30 am-8:41 pm

2 stops25h 11m

$1,623

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Fri 6/5

12:18 pm-6:50 am

2 stops28h 32m

Sydney Kingsford Smith

Fri 6/12

9:15 am-11:59 pm

2 stops28h 44m

$1,673

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 5/27

9:00 am-6:50 am

2 stops31h 50m

Sydney Kingsford Smith

Sat 6/27

9:15 am-10:57 pm

2 stops27h 42m

$1,711

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/12

Showing 1-10 of 37 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 April 15, 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.

Food

7.2

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

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.

Food

7.2

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

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.

Food

7.2

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

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.

Food

7.2

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

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 United Airlines, Delta, and Air Canada fly from Buffalo to Australia in about 27h 06m. The time it takes to get you to your destination can typically vary by up to 7h 19m. 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 most popular routes from Buffalo to Australia?

  • 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 April 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$256Average$1,426FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$853Average$1,495FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$1,165Average$1,439FlexibilityNo cancel feeOn-time71%

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