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Cheap flights from Buffalo to Sydney from $1,874

BUF — SYD
17 Nov — 24 Nov1
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 30/1011:26 -
2 stops27h 59m
Tue 17/1108:45 -
3 stops29h 48m
Deal found 18/10$1,874
Mon 19/1015:35 -
1 stop24h 20m
Mon 26/1013:05 -
1 stop24h 49m
Deal found 18/10$1,918
Thu 5/1107:00 -
2 stops33h 30m
Sat 21/1110:40 -
2 stops37h 40m
Deal found 14/10$1,931
Fri 30/1014:55 -
2 stops26h 45m
Tue 17/1111:20 -
2 stops24h 49m
Deal found 18/10$2,001
Wed 2/1207:00 -
1 stop31h 55m
Wed 9/1214:05 -
1 stop24h 47m
Deal found 18/10$2,004
Mon 30/1116:25 -
2 stops24h 35m
Mon 7/1211:10 -
2 stops26h 49m
Deal found 16/10$2,013
Sat 28/1106:10 -
2 stops34h 20m
Sat 5/1210:40 -
2 stops29h 24m
Deal found 14/10$2,017
Fri 30/1014:52 -
2 stops27h 08m
Tue 17/1114:05 -
1 stop24h 48m
Deal found 17/10$2,038

Find flight deals from Buffalo to Sydney

Round-trip from

$1,874

Popular in

October

Cheapest in

February

Average price

$2,207
30/10-17/11
  • 30/10-17/11
  • 5 total stops
  • 57h 47m total
  • Buffalo to Sydney
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Highest demand for flights based on searches. 6% potential increase in price ($170 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease ($47 potential savings vs. average return 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.

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Route

Depart

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Price

Cheapest return flight

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Thu 5/11

07:00-08:30

2 stops33h 30m

Sydney Kingsford Smith

Sat 21/11

10:40-08:20

2 stops37h 40m

$1,931
Fastest return journey

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Fri 30/10

14:55-08:40

2 stops26h 45m

Sydney Kingsford Smith

Tue 17/11

11:20-20:09

2 stops24h 49m

$2,003

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Fri 30/10

06:00-07:20

2 stops34h 20m

Sydney Kingsford Smith

Tue 17/11

10:40-19:13

2 stops24h 33m

$2,003

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Thu 26/11

11:30-09:00

2 stops29h 30m

Sydney Kingsford Smith

Thu 3/12

14:05-22:52

1 stop24h 47m

$2,154

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Wed 3/3

09:54-18:20

2 stops40h 26m

Sydney Kingsford Smith

Mon 29/3

16:50-19:02

2 stops41h 12m

$2,205

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Fri 26/2

13:55-09:05

2 stops27h 10m

Sydney Kingsford Smith

Sat 3/4

10:30-20:31

2 stops25h 01m

$2,231

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Wed 3/3

17:35-18:20

2 stops32h 45m

Sydney Kingsford Smith

Sat 3/4

21:55-10:04

2 stops51h 09m

$2,379

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Thu 5/11

11:08-09:00

3 stops29h 52m

Sydney Kingsford Smith

Sat 21/11

11:15-22:34

2 stops27h 19m

$2,433

BuffaloSydney

BUF Buffalo - SYD Sydney Kingsford Smith

BUFSYD

Buffalo

Tue 2/3

06:00-06:50

2 stops32h 50m

Sydney Kingsford Smith

Sat 3/4

21:55-10:04

2 stops51h 09m

$2,495

Flights are sorted by cheapest return flights first.

Deals found on 14/10

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 return 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 $1,226). Flying from Buffalo to Sydney in October is currently the most expensive (average of $2,207). 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?

    For as low as $2,001, Delta can have you in Sydney from Buffalo in 26h 45m. Airlines will cover a distance of 15611 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with 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 holiday 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 $1,226). Flying from Buffalo to Sydney in October is currently the most expensive (average of $2,207). 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
Parramatta
Wollongong
Penrith
Manly
Lithgow
Cronulla
Terrigal
Katoomba
Randwick
Leura
Bondi Beach
Coogee

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Buffalo to Sydney

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John F Kennedy Intl to Coolangatta flights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Sydney from Buffalo today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Buffalo to Sydney for you. Better yet — we are completely free to use.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Buffalo to Sydney, users can toggle the no change fees filter when performing a flight search.

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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