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$1,081+ Cheap flights from Buffalo (BUF) to Australia

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/10. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SYD
Jun 28 — Jul 51
Sun 6/28
Sun 7/5
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 May 29, 2026.

This American Airlines deal was found by Cheapflights users on 5/25. 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.
Wed 6/107:01 am
BUF
-
MEL
1 stop31h 59m
American Airlines
Wed 7/291:35 pm
MEL
-
BUF
1 stop23h 15m
American Airlines
Deal found 5/25$1,081
This American Airlines deal was found by Cheapflights users on 5/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/2911:03 am
BUF
-
MEL
2 stops27h 57m
American Airlines
Sat 7/119:45 am
MEL
-
BUF
2 stops26h 16m
American Airlines
Deal found 5/24$1,082
This American Airlines deal was found by Cheapflights users on 5/25. 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.
Sat 6/610:00 am
BUF
-
MEL
2 stops29h 00m
American Airlines
Mon 6/159:45 am
MEL
-
BUF
2 stops26h 50m
American Airlines
Deal found 5/25$1,086
This Delta deal was found by Cheapflights users on 5/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/28:09 pm
BUF
-
MEL
2 stops45h 41m
Delta
Sun 7/1210:00 am
MEL
-
BUF
2 stops51h 59m
Delta
Deal found 5/24$1,087
This United Airlines deal was found by Cheapflights users on 5/25. 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.
Mon 6/89:00 am
BUF
-
MEL
2 stops32h 30m
United Airlines
Wed 7/2910:55 am
MEL
-
BUF
2 stops37h 05m
United Airlines
Deal found 5/25$1,097
This Delta deal was found by Cheapflights users on 5/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/28:09 pm
BUF
-
MEL
2 stops45h 41m
Delta
Fri 8/2110:00 am
MEL
-
BUF
2 stops28h 40m
Delta
Deal found 5/25$1,104
This Delta deal was found by Cheapflights users on 5/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/287:30 pm
BUF
-
MEL
2 stops46h 20m
Delta
Fri 7/1010:00 am
MEL
-
BUF
2 stops28h 46m
Delta
Deal found 5/24$1,117
This Delta deal was found by Cheapflights users on 5/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/287:57 pm
BUF
-
MEL
2 stops45h 53m
Delta
Sun 7/1210:00 am
MEL
-
BUF
2 stops36h 14m
Delta
Deal found 5/24$1,119
This American Airlines deal was found by Cheapflights users on 5/26. 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.
Mon 7/64:46 pm
BUF
-
MEL
2 stops27h 34m
American Airlines
Mon 7/139:45 am
MEL
-
BUF
2 stops27h 06m
American Airlines
Deal found 5/26$1,124
This American Airlines deal was found by Cheapflights users on 5/25. 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.
Wed 6/34:46 pm
BUF
-
SYD
1 stop24h 09m
American Airlines
Mon 7/612:00 pm
SYD
-
BUF
1 stop24h 50m
American Airlines
Deal found 5/25$1,156
This American Airlines deal was found by Cheapflights users on 5/28. 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.
Mon 6/14:46 pm
BUF
-
SYD
1 stop24h 09m
American Airlines
Sun 6/1412:00 pm
SYD
-
BUF
1 stop24h 35m
American Airlines
Deal found 5/28$1,157
This United Airlines deal was found by Cheapflights users on 5/25. 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.
Wed 6/37:00 am
BUF
-
SYD
3 stops34h 00m
United Airlines
Mon 7/69:30 am
SYD
-
BUF
2 stops27h 28m
United Airlines
Deal found 5/25$1,164

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 May 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,081
(American Airlines)

Popular in

May

Cheapest in

February

Average price

$1,465
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
Highest demand for flights based on searches. 5% potential increase in price ($72 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 29, 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

BuffaloMelbourne

BUF - MEL

BUFMEL

Buffalo

Thu 7/2

8:09 pm-7:50 am

2 stops45h 41m

Melbourne

Sun 7/12

10:00 am-11:59 pm

2 stops51h 59m

$1,087

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Mon 6/8

7:00 am-7:00 am

3 stops34h 00m

Sydney Kingsford Smith

Fri 7/3

10:20 am-10:58 pm

2 stops26h 38m

$1,415

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 9/9

7:00 am-7:00 am

3 stops34h 00m

Sydney Kingsford Smith

Wed 9/30

9:30 am-7:08 pm

2 stops23h 38m

$1,464
Quickest round-trip

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Fri 10/30

1:55 pm-8:05 am

2 stops27h 10m

Sydney Kingsford Smith

Tue 11/17

11:50 am-6:26 pm

2 stops22h 36m

$1,515

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Mon 6/8

7:00 am-7:00 am

3 stops34h 00m

Sydney Kingsford Smith

Thu 7/2

10:20 am-11:59 pm

2 stops27h 39m

$1,713

BuffaloBrisbane

BUF - BNE

BUFBNE

Buffalo

Mon 8/31

4:50 pm-9:20 am

2 stops26h 30m

Brisbane

Sat 10/3

6:35 am-10:59 pm

2 stops30h 24m

$1,726

BuffaloBrisbane

BUF - BNE

BUFBNE

Buffalo

Fri 7/31

10:44 am-5:00 am

2 stops28h 16m

Brisbane

Thu 8/20

8:35 pm-9:39 am

2 stops27h 04m

$1,800

BuffaloBrisbane

BUF - BNE

BUFBNE

Buffalo

Tue 10/20

7:00 am-5:30 pm

2 stops44h 30m

Brisbane

Sat 10/24

3:10 pm-3:59 pm

2 stops38h 49m

$1,814

BuffaloBrisbane

BUF - BNE

BUFBNE

Buffalo

Fri 7/31

1:54 pm-6:30 am

2 stops26h 36m

Brisbane

Thu 8/20

7:05 am-10:37 pm

3 stops29h 32m

$1,886

BuffaloMelbourne

BUF - MEL

BUFMEL

Buffalo

Thu 8/13

9:15 am-7:40 pm

3 stops44h 25m

Melbourne

Mon 8/17

9:35 pm-11:32 pm

3 stops39h 57m

$1,940

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/24

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

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 $192). Flying from Buffalo to Australia in July is currently the most expensive (average of $1,439). 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 May 29, 2026.
Read through reviews of airlines operating flights from Buffalo to Australia, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,643 reviews

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Overall

7.1

Food

6.4

Crew

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DFW - BDL

They keep changing the gate, delaying the hours and then finally canceled it. No accomodation, no food, nothing!
American Airlines
7.1
Good
11,643 reviews
American Airlines
7.1
Good
11,643 reviews

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Overall

7.1

Food

6.4

Crew

7.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DFW - BDL

They keep changing the gate, delaying the hours and then finally canceled it. No accomodation, no food, nothing!

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 Delta, United Airlines, and American Airlines fly from Buffalo to Australia in about 28h 16m. The time it takes to get you to your destination can typically vary by up to 17h 25m. The distance between Buffalo and Australia is about 9365 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 $192). Flying from Buffalo to Australia in July is currently the most expensive (average of $1,439). 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 airline flying from Buffalo to Australia

Discover the top airline 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 May 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$1,166Average$1,439FlexibilityNo cancel feeOn-time71%

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