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Cheap flights from Buffalo to Sydney from C$ 1,273

BUF — SYD
24 Nov — 1 Dec1
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

Fri 30/104:48 p.m. -
1 stop23h 07m
Tue 17/112:05 p.m. -
1 stop24h 48m
Deal found 20/10C$ 1,743
Fri 30/106:00 a.m. -
2 stops34h 20m
Tue 17/1110:40 a.m. -
2 stops24h 33m
Deal found 20/10C$ 1,756
Thu 5/117:00 a.m. -
2 stops33h 30m
Sat 21/1110:40 a.m. -
2 stops37h 40m
Deal found 21/10C$ 1,826
Thu 5/1110:51 a.m. -
2 stops30h 14m
Sat 21/1111:50 a.m. -
2 stops26h 43m
Deal found 23/10C$ 1,827
Sat 28/116:00 a.m. -
2 stops35h 05m
Sat 5/129:10 a.m. -
2 stops40h 34m
Deal found 21/10C$ 2,103
Tue 8/121:53 p.m. -
2 stops27h 27m
Tue 15/129:15 a.m. -
2 stops23h 42m
Deal found 24/10C$ 2,108
Sat 21/111:53 p.m. -
2 stops25h 07m
Sat 28/119:10 a.m. -
2 stops27h 41m
Deal found 24/10C$ 2,175

Find flight deals from Buffalo to Sydney

Round-trip from

C$ 1,826

One-way from

C$ 1,273

Popular in

October

Cheapest in

February

Average price

C$ 2,148
United Airlines
  • United Airlines
  • 5/11-21/11
  • 4 total stops
  • 56h 06m total
  • Buffalo to Sydney
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28/12-31/12
  • 28/12-31/12
  • 3 total stops
  • 55h 25m total
  • Buffalo to Sydney
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 128 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 42 potential savings vs. average RT price).
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Average for round-trip flights in October 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.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Mon 28/12

8:00 p.m.-7:25 p.m.

3 stops55h 25m

Sydney Kingsford Smith

Wed 31/12

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

Nonstop0h 00m

C$ 1,273

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Thu 5/11

7:00 a.m.-8:30 a.m.

2 stops33h 30m

Sydney Kingsford Smith

Sat 21/11

10:40 a.m.-8:20 a.m.

2 stops37h 40m

C$ 1,826

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Sun 8/11

2:09 p.m.-6:50 a.m.

2 stops48h 41m

Sydney Kingsford Smith

Thu 12/11

10:10 p.m.-8:36 p.m.

2 stops38h 26m

C$ 2,935

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Fri 12/3

6:49 a.m.-6:25 a.m.

3 stops31h 36m

Sydney Kingsford Smith

Sat 20/3

7:00 a.m.-9:58 p.m.

3 stops29h 58m

C$ 3,030

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Mon 21/12

8:15 a.m.-6:20 a.m.

2 stops54h 05m

Sydney Kingsford Smith

Fri 8/1

11:50 a.m.-10:53 p.m.

2 stops51h 03m

C$ 3,302

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Wed 9/12

11:26 a.m.-6:55 a.m.

2 stops27h 29m

Sydney Kingsford Smith

Wed 16/12

9:25 p.m.-5:37 p.m.

3 stops36h 12m

C$ 3,392
Quickest round-trip

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Sun 8/11

1:53 p.m.-9:20 a.m.

2 stops27h 27m

Sydney Kingsford Smith

Thu 12/11

11:20 a.m.-7:05 p.m.

2 stops23h 45m

C$ 3,399

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Sat 21/11

12:50 p.m.-9:05 a.m.

2 stops28h 15m

Sydney Kingsford Smith

Sat 28/11

2:05 p.m.-10:34 p.m.

1 stop24h 29m

C$ 3,453

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/10

Sorted by cheapest first

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$ 1,193). Flying from Buffalo to Sydney in October is currently the most expensive (average of C$ 2,148). 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 07m. Fly via Delta, United Airlines, or Qatar Airways 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$ 1,193). Flying from Buffalo to Sydney in October is currently the most expensive (average of C$ 2,148). 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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Cheapflights helps you search for flights from Buffalo to Sydney via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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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