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Cheap flights from Buffalo to Australia from C$ 1,164

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 15/1. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SYD
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Buffalo to Australia

Keep the following information in mind while searching for Buffalo to Australia flight deals. Data was last updated 28 October 2025.

Round-trip from

C$ 2,146

One-way from

C$ 1,164

Popular in

April

Cheapest in

November

Average price

C$ 2,043
Delta
  • Delta
  • 24/12-11/1
  • 4 total stops
  • 86h 49m total
  • Buffalo to Australia
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Delta
  • Delta
  • 15/1
  • 2 total stops
  • 32h 47m total
  • Buffalo to Australia
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 289 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 71 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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Find flight deals from Buffalo to Australia

Enter your travel dates to find the best prices.

Cheapest flights from Buffalo to Australia
Explore the most affordable flight options available from Buffalo to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 October 2025.

Wed 5/1112:49 p.m.BUF - SYD
2 stops27h 41mDelta
Tue 9/1210:40 a.m.SYD - BUF
2 stops29h 19mDelta
Deal found 27/10C$ 1,811
Wed 24/126:00 a.m.BUF - SYD
2 stops58h 30mDelta
Sun 11/110:40 a.m.SYD - BUF
2 stops28h 19mDelta
Deal found 28/10C$ 2,146
Wed 26/116:10 a.m.BUF - SYD
2 stops34h 20mDelta
Wed 3/1210:40 a.m.SYD - BUF
2 stops29h 19mDelta
Deal found 28/10C$ 2,221
Sun 28/125:35 p.m.BUF - SYD
2 stops47h 30mUnited Airlines
Mon 12/111:50 a.m.SYD - BUF
2 stops41h 34mUnited Airlines
Deal found 28/10C$ 2,242
Tue 23/126:30 a.m.BUF - SYD
2 stops58h 35mUnited Airlines
Sun 11/12:00 p.m.SYD - BUF
2 stops40h 14mUnited Airlines
Deal found 28/10C$ 2,260
Tue 23/126:30 a.m.BUF - SYD
2 stops58h 35mUnited Airlines
Fri 9/112:10 p.m.SYD - BUF
2 stops42h 04mUnited Airlines
Deal found 28/10C$ 2,330
Tue 23/126:30 a.m.BUF - SYD
2 stops58h 35mUnited Airlines
Thu 8/12:00 p.m.SYD - BUF
2 stops45h 25mUnited Airlines
Deal found 28/10C$ 2,339
Wed 24/126:00 a.m.BUF - SYD
2 stops58h 30mDelta
Sat 10/110:40 a.m.SYD - BUF
2 stops28h 19mDelta
Deal found 28/10C$ 2,404
Thu 25/122:06 p.m.BUF - SYD
2 stops26h 24mDelta
Sun 11/110:40 a.m.SYD - BUF
2 stops28h 19mDelta
Deal found 28/10C$ 2,414
Wed 24/126:30 a.m.BUF - SYD
2 stops34h 35mUnited Airlines
Fri 9/112:10 p.m.SYD - BUF
2 stops42h 04mUnited Airlines
Deal found 28/10C$ 2,491
Wed 24/126:30 a.m.BUF - SYD
2 stops34h 35mUnited Airlines
Thu 8/12:00 p.m.SYD - BUF
2 stops46h 29mUnited Airlines
Deal found 28/10C$ 2,520

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo to Australia 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 October 2025.
Use the filters below to find and compare flights from Buffalo to Australia that are best for you.

Fly from

Buffalo

Fly to

Australia

Route

Depart

Return

Price

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 26/11

6:10 a.m.-8:30 a.m.

2 stops34h 20m

Sydney Kingsford Smith

Wed 3/12

10:40 a.m.-11:59 p.m.

2 stops29h 19m

C$ 2,221

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Tue 23/12

6:30 a.m.-9:05 a.m.

2 stops58h 35m

Sydney Kingsford Smith

Thu 8/1

2:00 p.m.-7:25 p.m.

2 stops45h 25m

C$ 2,339

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Thu 25/12

2:06 p.m.-8:30 a.m.

2 stops26h 24m

Sydney Kingsford Smith

Sun 11/1

10:40 a.m.-10:59 p.m.

2 stops28h 19m

C$ 2,414

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sun 28/12

6:30 a.m.-9:05 a.m.

2 stops58h 35m

Sydney Kingsford Smith

Mon 12/1

11:50 a.m.-1:24 p.m.

2 stops41h 34m

C$ 2,420

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 24/12

6:30 a.m.-9:05 a.m.

2 stops34h 35m

Sydney Kingsford Smith

Fri 9/1

12:10 p.m.-2:14 p.m.

2 stops42h 04m

C$ 2,491

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Wed 24/12

6:30 a.m.-9:05 a.m.

2 stops34h 35m

Sydney Kingsford Smith

Thu 8/1

2:00 p.m.-8:29 p.m.

2 stops46h 29m

C$ 2,520

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Tue 23/12

6:30 a.m.-9:05 a.m.

2 stops58h 35m

Sydney Kingsford Smith

Fri 9/1

12:10 p.m.-8:29 p.m.

3 stops48h 19m

C$ 2,560

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Tue 24/2

6:00 a.m.-9:55 p.m.

3 stops47h 55m

Sydney Kingsford Smith

Tue 10/3

10:20 p.m.-9:08 p.m.

2 stops37h 48m

C$ 2,564

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Sun 28/12

5:35 p.m.-9:05 a.m.

2 stops47h 30m

Sydney Kingsford Smith

Sun 11/1

2:00 p.m.-2:14 p.m.

2 stops40h 14m

C$ 2,638

BuffaloSydney

BUF - SYD

BUFSYD

Buffalo

Thu 25/12

2:06 p.m.-8:30 a.m.

2 stops26h 24m

Sydney Kingsford Smith

Sat 10/1

10:40 a.m.-10:59 p.m.

2 stops28h 19m

C$ 2,673

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/10

Showing 1-10 of 14 results
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Best time to book a flight from Buffalo to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia 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 Australia

What is the cheapest month to book a flight from Buffalo to Australia?

Currently, August is the cheapest month in which you can book a flight from Buffalo to Australia (average of C$ 386). Flying from Buffalo to Australia in January is currently the most expensive (average of C$ 1,978). 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 AU?

Find hourly flight availability from Buffalo to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 October 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 40% on flights from Buffalo to Australia by exploring options for tickets at noon.

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. 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 Australia. Reviews last updated 28 October 2025.
Check out reviews from past customers who have flown with United Airlines from Buffalo to Australia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,001 reviews
Check prices

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,001 reviews
United Airlines
7.4
Good
9,001 reviews
Check prices

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Buffalo to Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Buffalo to Australia?

    Located just 13.4 km from the city centre, Buffalo (BUF) is the airport most travellers will use when flying to Australia from Buffalo.

  • How long is the flight from Buffalo to Australia?

    Delta and United Airlines can get you from Buffalo to Australia in just under 34h 20m. Your travel time can differ by up to 24h 15m. The distance between Buffalo and Australia is about 15611 km. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Buffalo to Australia that include hotel bookings?

    Yes. In addition to deals on Buffalo to Australia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Buffalo to Australia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to Australia.

  • Can I find deals for business class flights from Buffalo to Australia?

    Yes. Cheapflights offers flight deals from Buffalo to Australia 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 Australia?

    Currently, August is the cheapest month in which you can book a flight from Buffalo to Australia (average of C$ 386). Flying from Buffalo to Australia in January is currently the most expensive (average of C$ 1,978). 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

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Alternative routes for Buffalo to Australia

See prices for flight routes from nearby airports that may be better suited for you.
Buffalo to Sydney flights

Top airline flying from Buffalo to Australia

Discover the top airline that operate flights from Buffalo to Australia. 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 629,999 searches. Data last updated 28 October 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 1,484AverageC$ 1,951FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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

Deals for Buffalo to Australia flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Buffalo to Australia?

Cheapflights simply makes it quick and affordable to book flights from Buffalo to Australia by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Buffalo to Australia with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Buffalo to Australia flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Buffalo to Australia become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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