HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Australia

$1,082+ 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 6/29. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SYD
Jun 24 — Jul 11
Wed 6/24
Wed 7/1
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Buffalo to Australia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 25, 2026.

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 6/294:47 pm
BUF
-
MEL
1 stop22h 13m
American Airlines
Sat 7/119:45 am
MEL
-
BUF
2 stops26h 16m
American Airlines
Deal found 5/24$1,082
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 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 6/287:30 pm
BUF
-
MEL
2 stops46h 20m
Delta
Wed 7/810:00 am
MEL
-
BUF
2 stops28h 46m
Delta
Deal found 5/24$1,119
This American Airlines deal was found by Cheapflights users on 5/20. 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 6/284:47 pm
BUF
-
MEL
2 stops27h 48m
American Airlines
Sun 7/59:45 am
MEL
-
BUF
2 stops28h 14m
American Airlines
Deal found 5/20$1,124
This American Airlines deal was found by Cheapflights users on 5/20. 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 7/281:56 pm
BUF
-
SYD
2 stops27h 34m
American Airlines
Tue 8/119:10 am
SYD
-
BUF
2 stops23h 57m
American Airlines
Deal found 5/20$1,160
This Delta deal was found by Cheapflights users on 5/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/112:14 pm
BUF
-
SYD
2 stops28h 36m
Delta
Wed 7/159:15 am
SYD
-
BUF
2 stops29h 31m
Delta
Deal found 5/21$1,164
This Delta deal was found by Cheapflights users on 5/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/57:55 pm
BUF
-
SYD
2 stops68h 55m
Delta
Mon 6/159:15 am
SYD
-
BUF
2 stops43h 54m
Delta
Deal found 5/23$1,187
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 6/81:46 pm
BUF
-
SYD
2 stops27h 44m
American Airlines
Fri 7/39:10 am
SYD
-
BUF
2 stops27h 37m
American Airlines
Deal found 5/24$1,210
This United Airlines deal was found by Cheapflights users on 5/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/57:00 am
BUF
-
SYD
3 stops34h 00m
United Airlines
Mon 6/159:30 am
SYD
-
BUF
2 stops25h 33m
United Airlines
Deal found 5/23$1,214
This KAYAK deal was found by Cheapflights users on 5/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/66:04 pm
BUF
-
SYD
2 stops46h 56m
Air New Zealand
Fri 7/39:30 am
SYD
-
BUF
2 stops25h 33m
Air New Zealand
Deal found 5/20$1,229
This United Airlines deal was found by Cheapflights users on 5/22. 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.
Sat 6/66:04 pm
BUF
-
SYD
2 stops46h 51m
United Airlines
Fri 7/39:30 am
SYD
-
BUF
2 stops38h 30m
United Airlines
Deal found 5/22$1,230

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 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,082
(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 25, 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

Tue 7/28

7:00 am-7:00 am

3 stops34h 00m

Sydney Kingsford Smith

Tue 8/11

10:20 am-7:02 pm

2 stops22h 42m

$1,164

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Fri 6/5

7:55 pm-6:50 am

2 stops68h 55m

Sydney Kingsford Smith

Mon 6/15

9:15 am-3:09 pm

2 stops43h 54m

$1,187

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Mon 6/8

1:46 pm-7:30 am

2 stops27h 44m

Sydney Kingsford Smith

Fri 7/3

9:10 am-10:47 pm

2 stops27h 37m

$1,210

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Mon 6/8

7:00 am-7:00 am

3 stops34h 00m

Sydney Kingsford Smith

Fri 7/3

9:30 am-10:58 pm

2 stops27h 28m

$1,214

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sat 6/6

6:04 pm-6:55 am

2 stops46h 51m

Sydney Kingsford Smith

Fri 7/3

9:30 am-10:00 am

2 stops38h 30m

$1,230

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 7/1

7:00 am-7:00 am

3 stops34h 00m

Sydney Kingsford Smith

Wed 7/15

10:20 am-9:03 pm

2 stops24h 43m

$1,364

BuffaloMelbourne

BUF - MEL

BUFMEL

Buffalo

Sun 7/5

1:46 pm-9:05 am

3 stops29h 19m

Melbourne

Sun 7/12

9:45 am-10:47 pm

2 stops27h 02m

$1,379

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

7:30 am-10:59 pm

2 stops29h 29m

$1,738

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/24

Showing 1-10 of 24 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 25, 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
11,626 reviews

Comfort

7.2

Food

6.4

Boarding

7.5

Overall

7.1

Entertainment

6.9

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
11,626 reviews
American Airlines
7.1
Good
11,626 reviews

Comfort

7.2

Food

6.4

Boarding

7.5

Overall

7.1

Entertainment

6.9

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 27h 44m. The time it takes to get you to your destination can typically vary by up to 17h 57m. 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?

    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, 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$1,166Average$1,439FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.