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Cheap flights from Buffalo to Sydney from $1,082

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 15/4. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SYD
4 Mar — 11 Mar1
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
Explore the most affordable flight options available from Buffalo to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 February 2026.

Tue 8/907:00
BUF
-
SYD
2 stops46h 15m
ANA
Tue 15/911:50
SYD
-
BUF
2 stops46h 41m
ANA
Deal found 1/2$1,727
Sun 29/1107:00
BUF
-
SYD
2 stops45h 15m
ANA
Thu 3/1212:25
SYD
-
BUF
2 stops48h 06m
ANA
Deal found 2/2$1,925
Mon 20/407:00
BUF
-
SYD
2 stops36h 25m
ANA
Mon 4/520:55
SYD
-
BUF
2 stops30h 23m
ANA
Deal found 1/2$1,984
Sun 14/607:00
BUF
-
SYD
2 stops46h 15m
ANA
Sat 20/611:50
SYD
-
BUF
2 stops40h 23m
ANA
Deal found 2/2$1,986
Wed 24/607:00
BUF
-
SYD
2 stops46h 15m
ANA
Tue 21/720:55
SYD
-
BUF
2 stops38h 07m
ANA
Deal found 2/2$2,076
Tue 24/313:32
BUF
-
SYD
2 stops28h 28m
American Airlines
Tue 14/409:10
SYD
-
BUF
2 stops26h 26m
American Airlines
Deal found 2/2$2,096
Mon 20/411:31
BUF
-
SYD
2 stops29h 34m
American Airlines
Mon 4/512:00
SYD
-
BUF
1 stop25h 19m
American Airlines
Deal found 1/2$2,098
Tue 24/314:49
BUF
-
SYD
2 stops25h 11m
United Airlines
Mon 13/409:30
SYD
-
BUF
2 stops27h 40m
United Airlines
Deal found 2/2$2,122
Thu 25/609:00
BUF
-
SYD
2 stops31h 50m
Delta
Tue 21/709:15
SYD
-
BUF
2 stops23h 18m
Delta
Deal found 2/2$2,194
Sat 21/218:25
BUF
-
SYD
2 stops44h 35m
Multiple Airlines
Sat 7/311:50
SYD
-
BUF
2 stops24h 56m
Multiple Airlines
Deal found 1/2$2,212
Tue 8/907:00
BUF
-
SYD
3 stops34h 00m
United Airlines
Tue 15/909:30
SYD
-
BUF
2 stops22h 56m
United Airlines
Deal found 1/2$2,232
Sat 21/206:30
BUF
-
SYD
1 stop32h 25m
American Airlines
Sat 7/314:05
SYD
-
BUF
1 stop24h 36m
American Airlines
Deal found 1/2$2,237

Find flight deals from Buffalo to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 2 February 2026.

Round-trip from

$1,984

One-way from

$1,082

Popular in

April

Cheapest in

February

Average price

$770
ANA
  • ANA
  • 20/4-4/5
  • 4 total stops
  • 66h 48m total
  • Buffalo to Sydney
Search Deals
Qatar Airways
  • Qatar Airways
  • 15/4
  • 2 total stops
  • 34h 05m total
  • Buffalo to Sydney
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($572 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($97 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Buffalo to Sydney 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 647,157 searches. Data last updated 2 February 2026.
Use the filters below to find and compare flights from Buffalo to Sydney that are best for you.

Fly from

Buffalo

Fly to

Sydney

Route

Depart

Return

Price

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Mon 20/4

07:00-09:25

2 stops36h 25m

Sydney Kingsford Smith

Mon 4/5

20:55-13:18

2 stops30h 23m

$1,984

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sun 14/6

07:00-19:15

2 stops46h 15m

Sydney Kingsford Smith

Sat 20/6

11:50-14:13

2 stops40h 23m

$1,986

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 24/6

07:00-19:15

2 stops46h 15m

Sydney Kingsford Smith

Tue 21/7

20:55-21:02

2 stops38h 07m

$2,076

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Mon 20/4

11:31-07:05

2 stops29h 34m

Sydney Kingsford Smith

Mon 4/5

12:00-23:19

1 stop25h 19m

$2,098

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Tue 24/3

07:00-08:05

3 stops34h 05m

Sydney Kingsford Smith

Tue 14/4

09:30-18:49

2 stops23h 19m

$2,122

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Tue 23/6

09:00-06:50

2 stops31h 50m

Sydney Kingsford Smith

Mon 20/7

09:15-18:33

2 stops23h 18m

$2,122

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Tue 24/3

14:49-07:00

2 stops25h 11m

Sydney Kingsford Smith

Mon 13/4

09:30-23:10

2 stops27h 40m

$2,122

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 24/6

15:50-06:50

2 stops25h 00m

Sydney Kingsford Smith

Sun 19/7

09:15-23:03

2 stops27h 48m

$2,122

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 24/6

14:54-07:00

2 stops26h 06m

Sydney Kingsford Smith

Mon 20/7

10:20-22:55

2 stops26h 35m

$2,122

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Tue 23/6

15:50-06:50

2 stops25h 00m

Sydney Kingsford Smith

Tue 21/7

09:15-23:58

2 stops28h 43m

$2,122

Flights are sorted by cheapest return flights first.

Deals found on 1/2

Showing 1-10 of 17 results
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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 return 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 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 $282). Flying from Buffalo to Sydney in May is currently the most expensive (average of $2,294). 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

Find useful and relevant information for your journey from Buffalo to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Buffalo to Sydney?

    For as low as $2,098, ANA can have you in Sydney from Buffalo in 29h 34m. 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 $282). Flying from Buffalo to Sydney in May is currently the most expensive (average of $2,294). 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
Katoomba
Terrigal
Lithgow
Leura
Coogee
Cronulla
Randwick
Bondi Beach

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Buffalo to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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