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$892+ 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 6/22. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SYD
Jan 27 — Feb 31
Mon 1/27
Mon 2/3
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 January 22, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,544
(American Airlines)

One-way from

$911
(Delta)

Popular in

July

Cheapest in

November

Average price

$1,714
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. 9% potential increase in price ($165 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($46 potential savings vs. average RT price).
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Average for round-trip flights in January 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 January 22, 2025.

This American Airlines deal was found by Cheapflights users on 1/21. 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.
Wed 4/163:00 pmBUF - SYD
2 stops26h 05mAmerican Airlines
Wed 4/239:10 amSYD - BUF
2 stops26h 22mAmerican Airlines
Deal found 1/21$1,544
This United Airlines deal was found by Cheapflights users on 1/22. 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 10/710:57 amBUF - SYD
2 stops30h 03mUnited Airlines
Sun 11/211:20 amSYD - BUF
2 stops25h 11mUnited Airlines
Deal found 1/22$1,560
This KAYAK deal was found by Cheapflights users on 1/22. 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.
Wed 3/1212:15 pmBUF - SYD
2 stops39h 35mQatar Airways
Thu 3/209:40 pmSYD - BUF
2 stops38h 00mQatar Airways
Deal found 1/22$1,700
This KAYAK deal was found by Cheapflights users on 1/21. 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.
Thu 10/28:32 pmBUF - SYD
3 stops56h 38mTurkish Airlines
Tue 10/2110:05 pmSYD - BUF
3 stops49h 22mTurkish Airlines
Deal found 1/21$1,792
This Qantas Airways deal was found by Cheapflights users on 1/22. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/235:42 pmBUF - SYD
1 stop23h 13mMultiple Airlines
Fri 10/241:10 pmSYD - BUF
1 stop24h 18mMultiple Airlines
Deal found 1/22$1,840
This Expedia deal was found by Cheapflights users on 1/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/79:15 amBUF - SYD
3 stops59h 10mSingapore Airlines
Fri 10/319:05 amSYD - BUF
3 stops49h 16mSingapore Airlines
Deal found 1/22$2,040
This Booking.com deal was found by Cheapflights users on 1/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/167:00 amBUF - SYD
3 stops34h 20mAir Canada
Wed 4/239:20 amSYD - BUF
2 stops25h 51mAir Canada
Deal found 1/21$2,303
This Justfly.com deal was found by Cheapflights users on 1/22. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/277:00 amBUF - SYD
2 stops32h 55mKorean Air
Fri 4/117:55 amSYD - BUF
2 stops30h 02mKorean Air
Deal found 1/22$2,784
This Ovago deal was found by Cheapflights users on 1/22. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/73:30 pmBUF - SYD
2 stops49h 15mLATAM Airlines
Sat 11/111:45 amSYD - BUF
3 stops39h 31mLATAM Airlines
Deal found 1/22$3,285
This AranGrant deal was found by Cheapflights users on 1/21. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/237:00 amBUF - SYD
2 stops36h 25mANA
Mon 7/148:55 pmSYD - BUF
2 stops37h 36mANA
Deal found 1/21$3,466

Find flights from Buffalo to Sydney within your budget

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 January 22, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 4/16

3:00 pm-7:05 am

2 stops26h 05m

Sydney Kingsford Smith

Wed 4/23

9:10 am-9:32 pm

2 stops26h 22m

$1,544

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sat 6/14

1:55 pm-7:00 am

2 stops27h 05m

Sydney Kingsford Smith

Sat 6/21

9:30 am-10:45 pm

2 stops27h 15m

$1,643

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 3/12

12:15 pm-6:50 pm

2 stops39h 35m

Sydney Kingsford Smith

Thu 3/20

9:40 pm-8:40 pm

2 stops38h 00m

$1,700

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 3/12

1:30 pm-7:00 pm

3 stops38h 30m

Sydney Kingsford Smith

Thu 3/20

9:00 pm-12:23 am

3 stops42h 23m

$1,935

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sun 2/16

8:00 am-6:50 pm

2 stops42h 50m

Sydney Kingsford Smith

Sun 3/2

9:00 pm-12:28 am

3 stops67h 28m

$2,008

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 4/16

7:00 am-7:20 am

3 stops34h 20m

Sydney Kingsford Smith

Wed 4/23

9:20 am-9:11 pm

2 stops25h 51m

$2,303

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Thu 3/27

7:00 am-6:55 am

2 stops32h 55m

Sydney Kingsford Smith

Fri 4/11

7:55 am-11:57 pm

2 stops30h 02m

$2,784

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Mon 6/23

7:00 am-9:25 am

2 stops36h 25m

Sydney Kingsford Smith

Mon 7/14

8:55 pm-8:31 pm

2 stops37h 36m

$3,466

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Mon 6/23

9:45 am-10:25 am

3 stops58h 40m

Sydney Kingsford Smith

Mon 7/14

3:00 pm-11:44 pm

2 stops46h 44m

$3,916

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sun 6/22

5:43 pm-7:05 am

2 stops23h 22m

$892

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 14 results
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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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Buffalo-Sydney flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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.

Travel insights for flights from Buffalo to Sydney

Get recent, data-driven insights about flights from Buffalo to Sydney including ideal travel times, pricing trends, and more.

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 $1,051). 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 January 22, 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 January 22, 2025.
Korean Air
8.5
Very good
1,039 reviews

Entertainment

8.2

Overall

8.5

Comfort

8.3

Boarding

8.5

Food

8.1

Crew

8.7

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Korean Air
8.5
Very good
1,039 reviews
Korean Air
8.5
Very good
1,039 reviews

Entertainment

8.2

Overall

8.5

Comfort

8.3

Boarding

8.5

Food

8.1

Crew

8.7

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

ANA
8.4
Very good
852 reviews
Korean Air
8.5
Very good
1,039 reviews

Entertainment

8.2

Overall

8.5

Comfort

8.3

Boarding

8.5

Food

8.1

Crew

8.7

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Singapore Airlines
8.1
Very good
1,328 reviews
Korean Air
8.5
Very good
1,039 reviews

Entertainment

8.2

Overall

8.5

Comfort

8.3

Boarding

8.5

Food

8.1

Crew

8.7

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Delta
8.0
Very good
8,514 reviews
Korean Air
8.5
Very good
1,039 reviews

Entertainment

8.2

Overall

8.5

Comfort

8.3

Boarding

8.5

Food

8.1

Crew

8.7

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Qatar Airways
7.5
Good
3,750 reviews
Korean Air
8.5
Very good
1,039 reviews

Entertainment

8.2

Overall

8.5

Comfort

8.3

Boarding

8.5

Food

8.1

Crew

8.7

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

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 $1,544. Additional round-trip tickets that might be worth considering are offered by United Airlines and Qatar Airways, with the lowest prices starting at $1,643 and $1,700, respectively. These flights start at 4% lower than the current average price 3 months from now.

  • 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 $1,051). 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

Browse thousands of different options on Cheapflights for your next trip

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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 January 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$399Average$1,579FlexibilityNo cancel feeOn-time71%
DeltaCheapest$1,144Average$1,581FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$1,193Average$1,516FlexibilityNo cancel feeOn-time69%
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