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Cheap flights from Buffalo to Sydney from C$ 1,026

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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SYD
28 May — 4 Jun1
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 28 April 2026.

Wed 10/63:00 p.m.
BUF
-
SYD
2 stops26h 00m
United Airlines
Wed 17/69:30 a.m.
SYD
-
BUF
2 stops23h 33m
United Airlines
Deal found 26/4C$ 1,832
Fri 15/511:02 a.m.
BUF
-
SYD
3 stops29h 53m
United Airlines
Fri 22/59:30 a.m.
SYD
-
BUF
2 stops27h 01m
United Airlines
Deal found 27/4C$ 1,968
Sat 23/510:50 a.m.
BUF
-
SYD
2 stops30h 10m
United Airlines
Sat 30/59:30 a.m.
SYD
-
BUF
2 stops38h 52m
United Airlines
Deal found 23/4C$ 1,979
Sat 7/119:00 a.m.
BUF
-
SYD
2 stops31h 30m
Delta
Sat 14/1110:40 a.m.
SYD
-
BUF
2 stops23h 57m
Delta
Deal found 25/4C$ 2,132
Tue 1/126:00 a.m.
BUF
-
SYD
2 stops34h 30m
Delta
Fri 11/1210:40 a.m.
SYD
-
BUF
2 stops28h 25m
Delta
Deal found 28/4C$ 2,166
Sat 5/1212:09 p.m.
BUF
-
SYD
2 stops28h 21m
Delta
Sun 13/1210:40 a.m.
SYD
-
BUF
2 stops23h 57m
Delta
Deal found 26/4C$ 2,234
Sun 7/67:00 a.m.
BUF
-
SYD
3 stops34h 00m
United Airlines
Sun 14/69:30 a.m.
SYD
-
BUF
2 stops27h 28m
United Airlines
Deal found 23/4C$ 2,317
Thu 24/124:59 p.m.
BUF
-
SYD
2 stops47h 31m
Delta
Sat 16/110:40 a.m.
SYD
-
BUF
2 stops28h 25m
Delta
Deal found 26/4C$ 2,366
Wed 6/510:41 a.m.
BUF
-
SYD
2 stops40h 09m
Etihad Airways
Sun 10/53:40 p.m.
SYD
-
BUF
2 stops43h 47m
Etihad Airways
Deal found 27/4C$ 2,527
Sat 7/112:58 p.m.
BUF
-
SYD
2 stops23h 57m
Multiple Airlines
Sat 14/112:05 p.m.
SYD
-
BUF
1 stop24h 36m
Multiple Airlines
Deal found 25/4C$ 2,537
Thu 24/127:00 a.m.
BUF
-
SYD
3 stops34h 05m
United Airlines
Sat 16/111:50 a.m.
SYD
-
BUF
2 stops24h 41m
United Airlines
Deal found 26/4C$ 2,541
Wed 28/105:26 p.m.
BUF
-
SYD
2 stops34h 24m
Qatar Airways
Sun 1/113:50 p.m.
SYD
-
BUF
2 stops44h 19m
Qatar Airways
Deal found 26/4C$ 2,575

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 28 April 2026.

Round-trip from

C$ 1,832

One-way from

C$ 1,026

Popular in

April

Cheapest in

February

Average price

C$ 2,616
United Airlines
  • United Airlines
  • 10/6-17/6
  • 4 total stops
  • 49h 33m total
  • Buffalo to Sydney
Search Deals
United Airlines
  • United Airlines
  • 7/6
  • 2 total stops
  • 27h 06m total
  • Buffalo to Sydney
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 465 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 96 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize 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 629,999 searches. Data last updated 28 April 2026.
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
Quickest round-trip

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 10/6

3:00 p.m.-7:00 a.m.

2 stops26h 00m

Sydney Kingsford Smith

Wed 17/6

9:30 a.m.-7:03 p.m.

2 stops23h 33m

C$ 1,832

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Fri 29/5

10:50 a.m.-7:00 a.m.

2 stops30h 10m

Sydney Kingsford Smith

Fri 12/6

9:30 a.m.-9:03 p.m.

2 stops25h 33m

C$ 1,968

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Fri 15/5

2:45 p.m.-6:55 a.m.

2 stops26h 10m

Sydney Kingsford Smith

Fri 22/5

9:30 a.m.-9:03 p.m.

2 stops25h 33m

C$ 1,968

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sat 23/5

10:50 a.m.-7:00 a.m.

2 stops30h 10m

Sydney Kingsford Smith

Sat 30/5

9:30 a.m.-10:22 a.m.

2 stops38h 52m

C$ 1,979

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sun 7/6

7:00 a.m.-7:00 a.m.

3 stops34h 00m

Sydney Kingsford Smith

Sun 14/6

9:30 a.m.-10:58 p.m.

2 stops27h 28m

C$ 2,317

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 7/10

1:55 p.m.-8:10 p.m.

2 stops39h 15m

Sydney Kingsford Smith

Wed 21/10

9:45 p.m.-8:31 p.m.

2 stops37h 46m

C$ 2,658

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Fri 18/9

10:00 a.m.-7:30 a.m.

3 stops31h 30m

Sydney Kingsford Smith

Sun 20/9

12:00 p.m.-9:51 p.m.

2 stops23h 51m

C$ 4,036
Cheapest one-way
Quickest one-way

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sun 7/6

1:54 p.m.-7:00 a.m.

2 stops27h 06m

C$ 1,026

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Fri 5/6

7:00 a.m.-7:00 a.m.

3 stops34h 00m

C$ 1,115

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sat 6/6

7:00 a.m.-7:00 a.m.

3 stops34h 00m

C$ 1,115

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/4

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

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
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 C$ 297). Flying from Buffalo to Sydney in April is currently the most expensive (average of C$ 2,616). 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.

How much does it cost to fly round-trip from Buffalo to Sydney?

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?

    There are many flights that can get you from Buffalo to Sydney in 26h. Fly via United Airlines to get the fastest option. Airlines will cover a distance of 15611 km.

  • 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$ 297). Flying from Buffalo to Sydney in April is currently the most expensive (average of C$ 2,616). 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
Penrith
Parramatta

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

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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