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$1,152+ Cheap flights from Buffalo (BUF) to Sydney (SYD)

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 4/11. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SYD
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
1 adult, Economy
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Cheap 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 March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,545
(American Airlines)

One-way from

$1,152
(American Airlines)

Popular in

July

Cheapest in

November

Average price

$1,431
Provider with most accurate pricing for Buffalo-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Buffalo-Sydney Kingsford Smith flights.
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From Buffalo to Sydney Kingsford Smith
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One-way flight from Buffalo to Sydney Kingsford Smith
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Highest demand for flights based on searches. 8% potential increase in price ($155 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($45 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Buffalo to Sydney

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 March 26, 2025.

This American Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/13:54 pmBUF - SYD
2 stops25h 11mAmerican Airlines
Sun 6/89:10 amSYD - BUF
2 stops27h 24mAmerican Airlines
Deal found 3/25$1,545
This United Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/75:50 pmBUF - SYD
2 stops23h 10mUnited Airlines
Wed 10/2910:20 amSYD - BUF
2 stops25h 11mUnited Airlines
Deal found 3/23$1,561
This oojo deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/301:50 pmBUF - SYD
2 stops37h 20mQatar Airways
Mon 5/128:45 pmSYD - BUF
2 stops50h 51mQatar Airways
Deal found 3/24$1,682
This Air Canada deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/17:00 amBUF - SYD
3 stops58h 20mAir Canada
Sun 6/89:20 amSYD - BUF
2 stops25h 41mAir Canada
Deal found 3/24$1,743
This Mytrip deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/112:47 pmBUF - SYD
3 stops32h 58mMultiple Airlines
Sun 6/88:55 amSYD - BUF
2 stops51h 00mMultiple Airlines
Deal found 3/25$1,814
This KAYAK deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/77:05 amBUF - SYD
3 stops45h 55mTurkish Airlines
Fri 10/319:15 pmSYD - BUF
3 stops51h 14mTurkish Airlines
Deal found 3/23$1,914
This Gurufare deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/710:45 amBUF - SYD
3 stops53h 10mSingapore Airlines
Sun 11/24:10 pmSYD - BUF
3 stops45h 21mSingapore Airlines
Deal found 3/23$2,470

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 2,558,603 searches. Data last updated March 26, 2025.
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

Sun 6/1

2:25 pm-7:05 am

2 stops26h 40m

Sydney Kingsford Smith

Sun 6/8

9:10 am-6:32 pm

2 stops23h 22m

$1,545

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Tue 6/24

7:00 am-7:00 am

2 stops34h 00m

Sydney Kingsford Smith

Thu 7/3

10:20 am-9:01 pm

2 stops24h 41m

$1,610

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Tue 5/6

12:44 pm-5:10 pm

2 stops38h 26m

Sydney Kingsford Smith

Tue 5/20

8:45 pm-9:36 am

2 stops50h 51m

$1,671

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sun 6/1

7:00 am-7:20 am

3 stops58h 20m

Sydney Kingsford Smith

Sun 6/8

9:20 am-9:01 pm

2 stops25h 41m

$1,743

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Tue 5/6

3:05 pm-7:00 pm

3 stops37h 55m

Sydney Kingsford Smith

Tue 5/20

8:55 pm-9:54 pm

3 stops38h 59m

$1,758

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sun 6/1

12:47 pm-11:45 am

3 stops32h 58m

Sydney Kingsford Smith

Sun 6/8

8:55 am-9:55 pm

2 stops51h 00m

$1,814

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sun 6/1

10:33 am-7:15 pm

3 stops42h 42m

Sydney Kingsford Smith

Sun 6/8

3:00 pm-9:55 pm

3 stops44h 55m

$3,007

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Mon 5/26

6:35 pm-5:15 pm

2 stops32h 40m

Sydney Kingsford Smith

Thu 6/5

11:30 am-11:00 am

2 stops37h 30m

$8,845

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Fri 4/11

12:44 pm-7:05 am

2 stops28h 21m

$1,154

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Fri 4/11

7:05 am-7:00 pm

3 stops45h 55m

$1,569

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Compare providers for flights from Buffalo to Sydney

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Buffalo to Sydney in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Buffalo-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Buffalo-Sydney flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Buffalo-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, March is the cheapest month in which you can book a flight from Buffalo to Sydney (average of $1,044). Flying from Buffalo to Sydney in December is currently the most expensive (average of $1,643). 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.

What is the cheapest time of day to fly from BUF to SYD?

Find hourly flight availability from Buffalo to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 26, 2025.

A simple way to save on the total cost of your ticket is to fly from Buffalo to Sydney in the evening. If you’re flexible enough to do this you can expect to save up to 56% on your trip compared to booking a flight in the morning.

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sydney ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Sydney when rainfall is around 2.0 in.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated March 26, 2025.
Japan Airlines
8.3
Very good
1,440 reviews

Boarding

8.4

Comfort

8.2

Overall

8.3

Food

7.7

Entertainment

7.8

Crew

8.7

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Japan Airlines
8.3
Very good
1,440 reviews
Japan Airlines
8.3
Very good
1,440 reviews

Boarding

8.4

Comfort

8.2

Overall

8.3

Food

7.7

Entertainment

7.8

Crew

8.7

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Singapore Airlines
8.1
Very good
1,284 reviews
Japan Airlines
8.3
Very good
1,440 reviews

Boarding

8.4

Comfort

8.2

Overall

8.3

Food

7.7

Entertainment

7.8

Crew

8.7

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
LATAM Airlines
7.5
Good
1,749 reviews
Japan Airlines
8.3
Very good
1,440 reviews

Boarding

8.4

Comfort

8.2

Overall

8.3

Food

7.7

Entertainment

7.8

Crew

8.7

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Qatar Airways
7.4
Good
3,539 reviews
Japan Airlines
8.3
Very good
1,440 reviews

Boarding

8.4

Comfort

8.2

Overall

8.3

Food

7.7

Entertainment

7.8

Crew

8.7

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
United Airlines
7.4
Good
8,608 reviews
Japan Airlines
8.3
Very good
1,440 reviews

Boarding

8.4

Comfort

8.2

Overall

8.3

Food

7.7

Entertainment

7.8

Crew

8.7

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

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.

  • What are the cheapest airlines flying from Buffalo to Sydney round-trip?

    Flying on American Airlines is currently your cheapest option to Sydney, with prices starting at $1,545. Additional round-trip tickets that might be worth considering are offered by United Airlines and Qatar Airways, with the lowest prices starting at $1,610 and $1,671, respectively. These flights start at 5% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Buffalo to Sydney one-way?

    $1,152 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Turkish Airlines and Japan Airlines, with prices starting from $1,600 and $2,026, respectively.

  • 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, March is the cheapest month in which you can book a flight from Buffalo to Sydney (average of $1,044). Flying from Buffalo to Sydney in December is currently the most expensive (average of $1,643). 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

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Wollongong
Parramatta
Coogee
Manly

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Top 3 airlines flying from Buffalo to Sydney

Discover the top 3 airlines that operate flights from Buffalo to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$399Average$1,492FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$1,193Average$1,525FlexibilityNo cancel feeOn-time69%
DeltaCheapest$1,389Average$1,645FlexibilityNo cancel feeOn-timeN/A
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