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Cheap flights from Buffalo to Sydney from C$ 962

BUF — SYD
7 Oct — 14 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Buffalo to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Buffalo to Sydney

Wed 11/1111:26 a.m. -
2 stops26h 59m
Wed 20/17:40 p.m. -
3 stops31h 09m
Deal found 5/9C$ 1,627
Mon 19/103:05 p.m. -
2 stops25h 55m
Mon 26/1011:50 a.m. -
2 stops23h 46m
Deal found 6/9C$ 1,797
Wed 11/111:53 p.m. -
2 stops25h 07m
Wed 20/11:20 p.m. -
2 stops25h 41m
Deal found 5/9C$ 1,800
Mon 19/103:35 p.m. -
2 stops25h 30m
Mon 26/101:05 p.m. -
1 stop24h 49m
Deal found 6/9C$ 1,810
Mon 23/114:41 p.m. -
2 stops24h 19m
Mon 25/12:05 p.m. -
2 stops24h 38m
Deal found 4/9C$ 1,811
Wed 11/1112:58 p.m. -
2 stops28h 02m
Wed 20/12:05 p.m. -
1 stop24h 47m
Deal found 5/9C$ 1,812
Fri 30/104:48 p.m. -
1 stop23h 07m
Tue 17/112:05 p.m. -
1 stop24h 48m
Deal found 2/9C$ 1,876
Fri 16/107:42 p.m. -
2 stops45h 13m
Fri 20/1111:20 a.m. -
2 stops25h 16m
Deal found 5/9C$ 1,958

Find flight deals from Buffalo to Sydney

Round-trip from

C$ 1,627

One-way from

C$ 962

Popular in

December

Cheapest in

February

Average price

C$ 2,194
11/11-20/1
  • 11/11-20/1
  • 5 total stops
  • 58h 08m total
  • Buffalo to Sydney
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American Airlines
  • American Airlines
  • 30/11-31/12
  • 2 total stops
  • 29h 04m total
  • Buffalo to Sydney
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Highest demand for flights based on searches. 12% potential increase in price (C$ 381 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 89 potential savings vs. average RT price).
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Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Buffalo to Sydney that are best for you.

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Route

Depart

Return

Price

Cheapest round-trip

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Mon 30/11

11:56 a.m.-9:00 a.m.

2 stops29h 04m

Sydney Kingsford Smith

Wed 31/12

12:00 a.m.-9:00 a.m.

Nonstop0h 00m

C$ 962

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Sat 5/12

5:39 p.m.-7:00 a.m.

2 stops45h 21m

Sydney Kingsford Smith

Wed 31/12

12:00 a.m.-9:00 a.m.

Nonstop0h 00m

C$ 995
Quickest round-trip

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Sat 5/12

11:26 a.m.-6:25 a.m.

3 stops26h 59m

Sydney Kingsford Smith

Wed 31/12

12:00 a.m.-9:00 a.m.

Nonstop0h 00m

C$ 1,046

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Mon 30/11

9:20 p.m.-7:45 p.m.

3 stops54h 25m

Sydney Kingsford Smith

Wed 31/12

12:00 a.m.-9:00 a.m.

Nonstop0h 00m

C$ 1,128

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Mon 19/10

3:05 p.m.-8:00 a.m.

2 stops25h 55m

Sydney Kingsford Smith

Mon 26/10

11:50 a.m.-8:36 p.m.

2 stops23h 46m

C$ 1,797

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Wed 11/11

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

2 stops25h 07m

Sydney Kingsford Smith

Wed 20/1

1:20 p.m.-11:01 p.m.

2 stops25h 41m

C$ 1,800

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Wed 11/11

12:58 p.m.-9:00 a.m.

2 stops28h 02m

Sydney Kingsford Smith

Wed 20/1

2:05 p.m.-10:52 p.m.

1 stop24h 47m

C$ 1,812

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Wed 11/11

5:40 a.m.-6:25 a.m.

3 stops32h 45m

Sydney Kingsford Smith

Wed 20/1

7:40 p.m.-10:49 a.m.

3 stops31h 09m

C$ 1,852

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$ 1,876

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Wed 10/2

6:00 a.m.-6:25 a.m.

3 stops32h 25m

Sydney Kingsford Smith

Thu 25/2

2:05 p.m.-10:29 p.m.

2 stops24h 24m

C$ 1,883

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 15 resultsSorted by cheapest first
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Best time to book a flight from Buffalo to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Buffalo with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Buffalo to Sydney

What is the cheapest month to book a flight from Buffalo to Sydney?

Currently, February is the cheapest month in which you can book a flight from Buffalo to Sydney (average of C$ 1,179). Flying from Buffalo to Sydney in December is currently the most expensive (average of C$ 2,605). 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.

Related info for your journey

  • How long is the flight from Buffalo to Sydney?

    There are many flights that can get you from Buffalo to Sydney in 25h 55m. Fly via United Airlines or American Airlines to get the fastest option. Airlines will cover a distance of 15611 km. This flight may include one or multiple stops.

  • Can I find deals for flights from Buffalo to Sydney that include hotel bookings?

    Yes. In addition to deals on Buffalo to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Buffalo to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to Sydney.

  • Can I find deals for business class flights from Buffalo to Sydney?

    Yes. Cheapflights offers flight deals from Buffalo to Sydney 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 Sydney?

    Currently, February is the cheapest month in which you can book a flight from Buffalo to Sydney (average of C$ 1,179). Flying from Buffalo to Sydney in December is currently the most expensive (average of C$ 2,605). 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

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Bondi Beach
Parramatta

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Buffalo to Sydney.

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

Certainly. Search results for flights to Sydney from Buffalo shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sydney from Buffalo today and book when prices fit your budget.

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