
Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Sydney Airport (SYD)
- Qatar Airways
Qatar Airways
- Korean Air
Korean Air
- All Nippon Airways
All Nippon Airways
- American Airlines
American Airlines
- Delta
Delta
- Etihad Airways
Etihad Airways
- United
United
- Plan, book, fly with confidence
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 30% on select hotels after you book a flight*
Cheap Flights from Buffalo to Sydney (BUF-SYD)
Prices were available within the past 7 days and start at $794 for one-way flights and $1,547 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.










Origin airport | Buffalo Niagara Intl. |
Destination airport | Kingsford Smith Intl. |
Airlines serving | Air Canada, All Nippon Airways, American Airlines, Delta, Etihad Airways, Japan Airlines, Korean Air, Qatar Airways, Singapore Airlines, Turkish Airlines, United |
Roundtrip price | $1,546 |
Distance | 9706 mi |
Buffalo to Sydney Flights
The cheapest times to fly from Buffalo to Sydney
On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Buffalo to Sydney are during the month of August. You can find some of the cheapest flights from Buffalo to Sydney with Expedia's search tool and vast selection of airlines.
The best time to book a flight from Buffalo to Sydney
Sunday is one of the best days to book for cheap flights from Buffalo to Sydney: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.
How to find cheap round-trip tickets from Buffalo to Sydney
Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Buffalo to Sydney in 2025. You can also book with separate airlines for your outbound and return journeys, from $794 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.
Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Buffalo to Sydney flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.
You could also save big by booking one of Expedia's vacation packages. Bundling together your Buffalo to Sydney airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.
*Terms apply.
Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.
Frequently asked questions
Explore a world of travel with Expedia
Flights
- British Airways
- United
- Frontier Airlines
- Lufthansa
- Alaska Airlines
- Air Canada
- Delta
- KLM
- Etihad Airways
- Qatar Airways
- Copa
- Aeromexico
- JetBlue Airways
- Air France
- American Airlines
- Turkish Airlines
- Flights from Greater Rochester Intl.
- Flights from Elmira - Corning Regional
- Flights from Niagara Falls Intl.
- Flights from Venango Regional
- Flights from DuBois Regional
- Flights from Tompkins Regional
- Flights from Chautauqua County
- Flights from Bradford Regional
- Flights from Cattaraugus County
- Flights from Erie Intl.
- Delta Buffalo (BUF) to Charlotte (CLT) flights
- Qantas Airways Seattle (SEA) to Sydney (SYD) flights
- Qantas Airways New York (JFK) to Sydney (SYD) flights
- Qantas Airways Los Angeles (LAX) to Sydney (SYD) flights
- Qantas Airways Dallas (DFW) to Sydney (SYD) flights
- Qantas Airways Chicago (ORD) to Sydney (SYD) flights
- JetBlue Airways Buffalo (BUF) to New York (JFK) flights
- JetBlue Airways Buffalo (BUF) to Boston (BOS) flights
- JetBlue Airways Buffalo (BUF) to Tampa (TPA) flights
- JetBlue Airways Buffalo (BUF) to Fort Lauderdale (FLL) flights
- JetBlue Airways Buffalo (BUF) to Phoenix (PHX) flights
- JetBlue Airways Buffalo (BUF) to Los Angeles (LAX) flights
- Delta Buffalo (BUF) to New York (LGA) flights
- United Buffalo (BUF) to Newark Liberty Intl. Airport (EWR) flights
- Delta Buffalo (BUF) to Houston (IAH) flights
- Flights to Melbourne
- Flights to Coffs Harbour
- Flights to Port Douglas
- Flights to Perth
- Flights to Newcastle
- Flights to Cairns
- Flights to Brisbane
- Flights to Adelaide
- Flights to Margaret River
- Flights to Canberra
- Flights to Busselton
- Flights to Port Macquarie
- Flights to Wollongong
- Flights to Hobart
- Flights to Byron Bay
- Flights to Sunshine Coast
- Flights to Nelson Bay
- Flights to Sydney
- Flights to Gold Coast
- Flights to Geelong
- Flights from New York (JFK) to Miami (MIA)
- Flights from New York (LGA) to Miami (MIA)
- Flights from Buffalo (BUF) to Miami (MIA)
- Flights from New York (JFK) to San Francisco (SFO)
- Flights from Buffalo (BUF) to Charlotte (CLT)
- Flights from Washington (IAD) to Sydney (SYD)
- Flights from Boston (BOS) to Sydney (SYD)
- Flights from Detroit (DTW) to Sydney (SYD)
- Flights from New York (LGA) to Sydney (SYD)
- Flights from Honolulu (HNL) to Sydney (SYD)
- Flights from Chicago (ORD) to Sydney (SYD)
- Flights from Miami (MIA) to Sydney (SYD)
- Flights from New York (JFK) to Sydney (SYD)
- Flights from Washington (DCA) to Sydney (SYD)
- Flights from Los Angeles (LAX) to Sydney (SYD)
- Flights from Newark Liberty Intl. Airport (EWR) to Sydney (SYD)
- Flights from Denver (DEN) to Sydney (SYD)
- Flights from New York (JFK) to Bangkok (BKK)
- Flights from New York (LGA) to Chicago (ORD)
- Flights from Boston (BOS) to New York (JFK)
- Flights from Georgetown (GEO) to New York (JFK)
- Flights from Buffalo (BUF) to New York (JFK)
- Flights from Phoenix (PHX) to New York (JFK)
- Flights from San Francisco (SFO) to New York (JFK)
- Flights from Los Angeles (LAX) to New York (JFK)
- Flights from Seattle (SEA) to New York (JFK)
- Flights from New York (JFK) to Athens (ATH)
- Flights from New York (JFK) to Paris (CDG)
- Flights from New York (JFK) to Barcelona (BCN)
- Flights from New York (JFK) to Dubai (DXB)
- Flights from Buffalo (BUF) to Boston (BOS)
- Flights from New York (JFK) to Tokyo (NRT)
- Flights from New York (JFK) to Georgetown (GEO)
- Flights from Buffalo (BUF) to Punta Cana (PUJ)
- Flights from New York (JFK) to Punta Cana (PUJ)
- Flights from New York (JFK) to Rome (FCO)
- Flights from New York (JFK) to Orlando (MCO)
- Flights from New York (JFK) to San Juan (SJU)
- Flights from Buffalo (BUF) to Tampa (TPA)
- Flights from Buffalo (BUF) to Fort Lauderdale (FLL)
- Flights from Buffalo (BUF) to Phoenix (PHX)
- Flights from New York (JFK) to Phoenix (PHX)
- Flights from New York (JFK) to London (LHR)
- Flights from Buffalo (BUF) to Los Angeles (LAX)
- Flights from New York (JFK) to Los Angeles (LAX)
- Flights from New York (JFK) to Delhi (DEL)
- Flights from Buffalo (BUF) to New York (LGA)
- Flights from Chicago (ORD) to New York (LGA)
- Flights from Detroit (DTW) to New York (LGA)
- Flights from Buffalo (BUF) to Newark Liberty Intl. Airport (EWR)
- Flights from New York (JFK) to Honolulu (HNL)
- Flights from Buffalo (BUF) to Houston (IAH)
- Flights from New York (JFK) to Manila (MNL)