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Cheap flights from Buffalo to Australia from C$ 975

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 26/9. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SYD
15 Sep — 22 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Buffalo to Australia

Enter your travel dates to find the best prices.

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 16 August 2026.

Fri 14/86:55 a.m. -
3 stops34h 05m
Sun 23/810:20 a.m. -
2 stops24h 51m
Deal found 12/8C$ 1,794
Mon 21/91:51 p.m. -
2 stops27h 04m
Mon 28/99:30 a.m. -
2 stops25h 17m
Deal found 15/8C$ 1,809
Mon 21/91:08 p.m. -
2 stops27h 57m
Mon 28/912:00 p.m. -
1 stop24h 59m
Deal found 15/8C$ 1,823
Thu 20/81:51 p.m. -
2 stops27h 04m
Fri 4/910:20 a.m. -
2 stops24h 47m
Deal found 12/8C$ 1,863
Fri 30/104:48 p.m. -
1 stop23h 07m
Tue 17/112:05 p.m. -
1 stop24h 48m
Deal found 14/8C$ 1,880
Sat 26/912:09 p.m. -
2 stops28h 46m
Sat 3/1012:00 p.m. -
3 stops43h 28m
Deal found 12/8C$ 1,955
Mon 21/97:15 a.m. -
1 stop33h 40m
Mon 28/912:00 p.m. -
1 stop24h 59m
Deal found 15/8C$ 1,986
Wed 30/1210:28 a.m. -
2 stops27h 52m
Wed 13/19:15 a.m. -
2 stops27h 16m
Deal found 11/8C$ 2,238
Tue 15/912:02 p.m. -
2 stops28h 48m
Mon 21/99:15 a.m. -
2 stops23h 08m
Deal found 15/8C$ 2,307
Wed 11/114:16 p.m. -
2 stops46h 34m
Sun 15/113:50 p.m. -
2 stops45h 45m
Deal found 13/8C$ 2,376

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 16 August 2026.

Round-trip from

C$ 1,809

One-way from

C$ 975

Popular in

September

Cheapest in

February

Average price

C$ 1,784
United Airlines
  • United Airlines
  • 21/9-28/9
  • 4 total stops
  • 52h 21m total
  • Buffalo to Australia
Search Deals
United Airlines
  • United Airlines
  • 26/9
  • 2 total stops
  • 44h 56m total
  • Buffalo to Australia
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 279 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 70 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 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 629,999 searches. Data last updated 16 August 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

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Mon 21/9

1:51 p.m.-6:55 a.m.

2 stops27h 04m

Sydney Kingsford Smith

Mon 28/9

9:30 a.m.-8:47 p.m.

2 stops25h 17m

C$ 1,809
Quickest round-trip

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Fri 30/10

4:48 p.m.-6:55 a.m.

1 stop23h 07m

Sydney Kingsford Smith

Tue 17/11

2:05 p.m.-10:53 p.m.

1 stop24h 48m

C$ 1,880

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Sat 26/9

12:09 p.m.-6:55 a.m.

2 stops28h 46m

Sydney Kingsford Smith

Sat 3/10

12:00 p.m.-5:28 p.m.

3 stops43h 28m

C$ 1,955

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Fri 22/1

11:24 a.m.-6:25 a.m.

2 stops27h 01m

Sydney Kingsford Smith

Fri 5/2

7:40 p.m.-10:53 a.m.

3 stops31h 13m

C$ 2,240

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Tue 15/9

12:02 p.m.-6:50 a.m.

2 stops28h 48m

Sydney Kingsford Smith

Mon 21/9

9:15 a.m.-6:23 p.m.

2 stops23h 08m

C$ 2,307

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Wed 4/11

2:32 p.m.-6:50 a.m.

2 stops48h 18m

Sydney Kingsford Smith

Sun 8/11

3:50 p.m.-9:35 p.m.

2 stops45h 45m

C$ 2,376

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Wed 11/11

4:16 p.m.-6:50 a.m.

2 stops46h 34m

Sydney Kingsford Smith

Sun 15/11

3:50 p.m.-9:35 p.m.

2 stops45h 45m

C$ 2,376
Cheapest one-way

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Sat 26/9

7:59 p.m.-6:55 a.m.

2 stops44h 56m

C$ 975

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Sat 31/10

1:53 p.m.-7:00 a.m.

2 stops50h 07m

C$ 997
Quickest one-way

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Sat 26/9

4:47 p.m.-6:55 a.m.

1 stop24h 08m

C$ 1,050

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

Sorted by cheapest first

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 C$ 1,182). Flying from Buffalo to Australia in September is currently the most expensive (average of C$ 2,468). 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 16 August 2026.
Check out reviews from past customers who have flown with United Airlines from Buffalo to Australia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,111 reviews
Check prices

Entertainment

7.1

Food

6.7

Comfort

7.3

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
United Airlines
7.4
Good
10,111 reviews
United Airlines
7.4
Good
10,111 reviews
Check prices

Entertainment

7.1

Food

6.7

Comfort

7.3

Overall

7.4

Boarding

7.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!

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?

    Located just 13.4 km from the city centre, Buffalo (BUF) is the airport most travellers will use when flying to Australia from Buffalo.

  • How long is the flight from Buffalo to Australia?

    United Airlines can get you from Buffalo to Australia in just under 27h 04m. Your travel time can differ by up to . The distance between Buffalo and Australia is about 15611 km.

  • 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 C$ 1,182). Flying from Buffalo to Australia in September is currently the most expensive (average of C$ 2,468). 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.
Buffalo to Sydney flights

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 629,999 searches. Data last updated 16 August 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 1,547AverageC$ 1,678FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Buffalo to Australia?

Deals for Buffalo to Australia flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Buffalo to Australia?

Cheapflights simply makes it quick and affordable to book flights from Buffalo to Australia by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Buffalo to Australia with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Buffalo to Australia flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Buffalo to Australia become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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