What airlines fly to Sydney?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Sydney from Buffalo according to our data. United Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 3 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Buffalo Airport to Sydney Kingsford Smith Airport?

Prices for flights from Buffalo Airport to Sydney Kingsford Smith Airport were last updated today.

How many operators does momondo search for flights from Buffalo Airport to Sydney Kingsford Smith Airport?

There are 3 operators available for flights from Buffalo Airport to Sydney Kingsford Smith Airport as of July 2025.

How old do you have to be to fly from Buffalo Airport to Sydney Kingsford Smith Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buffalo Airport to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$588 Cheap Flights from Buffalo to Sydney in 2025

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Find the cheapest flights from Buffalo to Sydney

Round-trip

One-way

Last minute

Cheap round-trip flights

5:37 pm - 6:55 amBUF-SYD

23h 18m1 stop

1:10 pm - 10:28 pmSYD-BUF

24h 18m1 stop

$1,166

Find Deal

lun., sep. 15 - lun., oct. 6

1:28 pm - 7:05 amBUF-SYD

27h 37m2 stops

10:10 am - 8:47 pmSYD-BUF

25h 37m2 stops

$1,169American Airlines

Find Deal

lun., sep. 15 - lun., oct. 6

5:26 pm - 7:05 amBUF-SYD

23h 39m2 stops

1:10 pm - 10:28 pmSYD-BUF

24h 18m1 stop

$1,170American Airlines

Find Deal

lun., sep. 15 - lun., oct. 6

7:00 am - 10:30 amBUF-SYD

35h 30m2 stops

12:25 pm - 8:31 pmSYD-BUF

48h 06m2 stops

$1,209ANA

Find Deal

lun., dic. 1 - mar., ene. 20

7:05 am - 6:55 amBUF-SYD

33h 50m2 stops

10:20 am - 11:59 pmSYD-BUF

27h 39m2 stops

$1,332United Airlines

Find Deal

lun., sep. 15 - dom., sep. 21

7:00 am - 8:15 pmBUF-SYD

45h 15m2 stops

9:45 pm - 1:12 pmSYD-BUF

31h 27m2 stops

$1,361ANA

Find Deal

dom., dic. 7 - sáb., dic. 13

7:07 am - 7:55 amBUF-SYD

33h 48m2 stops

11:50 am - 9:00 pmSYD-BUF

24h 10m2 stops

$1,456United Airlines

Find Deal

mar., oct. 7 - sáb., nov. 1

12:09 pm - 8:30 amBUF-SYD

28h 21m2 stops

10:40 am - 12:32 pmSYD-BUF

41h 52m2 stops

$1,566Delta

Find Deal

dom., dic. 7 - lun., dic. 15

2:00 pm - 6:50 pmBUF-SYD

37h 50m2 stops

9:40 pm - 6:39 pmSYD-BUF

36h 59m2 stops

$1,577Qatar Airways

Find Deal

mié., oct. 29 - lun., nov. 3

6:50 pm - 8:30 amBUF-SYD

45h 40m2 stops

10:40 am - 11:55 pmSYD-BUF

29h 15m2 stops

$1,676Delta

Find Deal

vie., dic. 5 - jue., dic. 11

American Airlines flights from Buffalo to Sydney

Our best American Airlines deals on Buffalo to Sydney flight tickets

American Airlines

Sep 15

BUF1:28 pmBuffalo

27h 37m

2 stops

SYD7:05 amSydney Kingsford Smith

Oct 6

SYD10:10 amSydney Kingsford Smith

25h 37m

2 stops

BUF8:47 pmBuffalo

$1,169

Find similar

American Airlines

Sep 15

BUF5:26 pmBuffalo

23h 39m

2 stops

SYD7:05 amSydney Kingsford Smith

Oct 6

SYD1:10 pmSydney Kingsford Smith

24h 18m

1 stop

BUF10:28 pmBuffalo

$1,170

Find similar

American Airlines

Oct 7

BUF1:14 pmBuffalo

27h 51m

2 stops

SYD8:05 amSydney Kingsford Smith

Oct 31

SYD1:20 pmSydney Kingsford Smith

24h 08m

1 stop

BUF10:28 pmBuffalo

$1,439

Find similar

ANA flights from Buffalo to Sydney

Our best ANA deals on Buffalo to Sydney flight tickets

ANA

Dec 1

BUF7:00 amBuffalo

35h 30m

2 stops

SYD10:30 amSydney Kingsford Smith

Jan 20

SYD12:25 pmSydney Kingsford Smith

48h 06m

2 stops

BUF8:31 pmBuffalo

$1,209

Find similar

ANA

Dec 7

BUF7:00 amBuffalo

45h 15m

2 stops

SYD8:15 pmSydney Kingsford Smith

Dec 13

SYD9:45 pmSydney Kingsford Smith

31h 27m

2 stops

BUF1:12 pmBuffalo

$1,361

Find similar

ANA

Jan 10

BUF7:00 amBuffalo

45h 15m

2 stops

SYD8:15 pmSydney Kingsford Smith

Jan 25

SYD9:45 pmSydney Kingsford Smith

38h 46m

2 stops

BUF8:31 pmBuffalo

$1,441

Find similar

How to get the cheapest flight ticket from Buffalo to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Sydney?

In general, November is the cheapest month to fly from Buffalo to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,386. If you are unable to visit Sydney during the month of November, then departing from Buffalo during the month March is also very affordable. Most momondo users find prices during this month for around $1,436.

What is the cheapest day to depart on your flight to Sydney?

The cheapest day to depart from Buffalo to Sydney is on a Sunday when prices can be found for as low as $1,442. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $1,762.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is in the evening. momondo users have found flights departing from Buffalo to Sydney in the evening for as low as $751. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Sydney are more costly in the morning, with an average ticket price of $1,682. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Buffalo to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Buffalo to Sydney according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Buffalo to Sydney (BUF to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Sydney

Best Price Found	$1,166
Fastest flight time	21h 53m
Direct flights	None
Airports in Sydney	1 airport

The best flight deal from Buffalo to Sydney found on momondo in the last 72 hours is $1,166

The fastest flight from Buffalo to Sydney takes 21h 53m

There are no direct flights from Buffalo to Sydney. Popular non-direct route for this connection is Buffalo Airport - Sydney Kingsford Smith Airport.

There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)

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How far is Buffalo to Sydney Kingsford Smith by plane?
The distance between Buffalo and Sydney Kingsford Smith is about 9688.7 mi. Typically, this will take 21h 53m by plane in normal conditions.
When did momondo last update prices for flights from Buffalo Airport to Sydney Kingsford Smith Airport?
Prices for flights from Buffalo Airport to Sydney Kingsford Smith Airport were last updated today.
How many operators does momondo search for flights from Buffalo Airport to Sydney Kingsford Smith Airport?
There are 3 operators available for flights from Buffalo Airport to Sydney Kingsford Smith Airport as of July 2025.
How old do you have to be to fly from Buffalo Airport to Sydney Kingsford Smith Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Buffalo Airport to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Buffalo to Sydney?
Based on momondo bookings for flights between Buffalo and Sydney, the leading airline is American Airlines, making up 39% of the total bookings. Other popular airlines include United Airlines with 35% and Delta with 25%.

Best airlines flying from Buffalo to Sydney

Compare and see reviews for airlines that fly from Buffalo to Sydney with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $276	Free Cancellation	Rating 8.0 7,953 reviews	Search Delta flights
United Airlines	PriceFrom $1,193	Free Cancellation	Rating 7.4 8,856 reviews	Search United Airlines flights
American Airlines	PriceFrom $1,320	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

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Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Sydney?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Buffalo to Sydney. momondo saves you time and could save you money on your trip.

Can I find flights from Buffalo to Sydney with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Buffalo to Sydney flights to just show those with flexible booking policies.

How can momondo help me find flights from Buffalo to Sydney?

momondo provides multiple filters to help you find the best flight to Sydney from Buffalo. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Buffalo to Sydney right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Buffalo to Sydney flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.