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New South Wales

$459+ Cheap flights from Boston (BOS) to New South Wales

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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SYD
Apr 13 — Apr 201
Mon 4/13
Mon 4/20
1 adult, Economy
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Cheap flight deals from Boston to New South Wales

Cheapest flights from Boston to New South Wales
Explore the most affordable flight options available from Boston to New South Wales. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 14, 2026.

This Air Canada deal was found by Cheapflights users on 3/9. 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 11/810:20 am
BOS
-
SYD
2 stops31h 15m
Air Canada
Thu 11/1211:20 am
SYD
-
BOS
2 stops24h 57m
Air Canada
Deal found 3/9$1,167
This Air Canada deal was found by Cheapflights users on 3/8. 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.
Sat 9/126:55 pm
BOS
-
SYD
2 stops46h 25m
Air Canada
Thu 10/2210:20 am
SYD
-
BOS
2 stops26h 07m
Air Canada
Deal found 3/8$1,172
This Ovago deal was found by Cheapflights users on 3/8. 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 4/710:45 am
BOS
-
SYD
1 stop30h 35m
ANA
Tue 4/149:20 am
SYD
-
BOS
2 stops38h 39m
ANA
Deal found 3/8$1,173
This Air Canada deal was found by Cheapflights users on 3/13. 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.
Thu 5/710:35 am
BOS
-
SYD
2 stops30h 45m
Air Canada
Tue 5/199:20 am
SYD
-
BOS
2 stops26h 07m
Air Canada
Deal found 3/13$1,174
This BusinessClass deal was found by Cheapflights users on 3/12. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1110:50 am
BOS
-
SYD
1 stop30h 30m
Air New Zealand
Tue 8/259:20 am
SYD
-
BOS
2 stops38h 33m
Air New Zealand
Deal found 3/12$1,177
This Air Canada deal was found by Cheapflights users on 3/9. 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.
Wed 4/85:30 am
BOS
-
SYD
2 stops35h 50m
Air Canada
Wed 4/159:20 am
SYD
-
BOS
3 stops38h 29m
Air Canada
Deal found 3/9$1,181
This Orbitz deal was found by Cheapflights users on 3/9. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:00 am
BOS
-
SYD
2 stops35h 20m
Air Canada
Wed 10/2110:20 am
SYD
-
BOS
2 stops26h 07m
Air Canada
Deal found 3/9$1,182
This Air Canada deal was found by Cheapflights users on 3/10. 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.
Sat 5/210:35 am
BOS
-
SYD
2 stops30h 45m
Air Canada
Sun 5/179:20 am
SYD
-
BOS
2 stops38h 25m
Air Canada
Deal found 3/10$1,183
This Expedia deal was found by Cheapflights users on 3/13. 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.
Sat 5/26:55 pm
BOS
-
SYD
2 stops46h 25m
Air Canada
Sat 5/99:20 am
SYD
-
BOS
2 stops27h 19m
Air Canada
Deal found 3/13$1,184
This Air Canada deal was found by Cheapflights users on 3/10. 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.
Mon 5/1110:35 am
BOS
-
SYD
2 stops30h 45m
Air Canada
Fri 5/229:20 am
SYD
-
BOS
2 stops40h 26m
Air Canada
Deal found 3/10$1,188
This Air Canada deal was found by Cheapflights users on 3/13. 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.
Sat 5/210:35 am
BOS
-
SYD
2 stops30h 45m
Air Canada
Sun 5/249:20 am
SYD
-
BOS
2 stops26h 07m
Air Canada
Deal found 3/13$1,189

Find flight deals from Boston to New South Wales

Keep the following information in mind while searching for Boston to New South Wales flight deals. Data was last updated March 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,173
(Ovago)

One-way from

$459
(Air Canada)

Popular in

December

Cheapest in

September

Average price

$1,317
Provider with most accurate pricing for Boston Logan Intl-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Sydney Kingsford Smith flights.
Search Deals
From Boston Logan Intl to New South Wales
Search Deals
One-way flight from Boston Logan Intl to New South Wales
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($185 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($45 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to New South Wales 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 14, 2026.
Use the filters below to find and compare flights from Boston to New South Wales that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Thu 5/7

10:45 am-8:45 am

3 stops32h 00m

Sydney Kingsford Smith

Tue 5/19

9:55 am-6:27 am

2 stops34h 32m

$1,366

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sat 5/2

7:00 am-10:20 am

2 stops37h 20m

Sydney Kingsford Smith

Sun 5/17

12:00 pm-9:01 pm

1 stop23h 01m

$1,382

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Mon 5/11

10:00 pm-7:55 pm

2 stops31h 55m

Sydney Kingsford Smith

Fri 5/22

2:50 pm-3:05 pm

1 stop38h 15m

$1,385

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Tue 4/28

1:52 pm-6:55 am

1 stop27h 03m

Sydney Kingsford Smith

Tue 5/12

9:30 am-4:55 pm

1 stop21h 25m

$1,410
Quickest round-trip

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Wed 4/22

3:28 pm-6:55 am

2 stops25h 27m

Sydney Kingsford Smith

Sun 5/10

10:20 am-7:07 pm

1 stop22h 47m

$1,410

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sat 5/9

10:00 pm-8:25 pm

2 stops32h 25m

Sydney Kingsford Smith

Sat 5/16

8:45 pm-3:05 pm

1 stop32h 20m

$1,431

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Mon 3/16

9:40 pm-6:50 pm

1 stop30h 10m

Sydney Kingsford Smith

Sun 3/22

9:40 pm-2:55 pm

1 stop32h 15m

$1,443

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Fri 5/22

4:30 pm-6:50 am

1 stop24h 20m

Sydney Kingsford Smith

Mon 6/1

9:15 am-7:22 pm

1 stop24h 07m

$1,461

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Fri 5/29

5:45 am-7:00 am

2 stops35h 15m

Sydney Kingsford Smith

Mon 6/8

9:30 am-5:20 pm

1 stop21h 50m

$1,461

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Thu 5/7

4:30 pm-6:50 am

1 stop24h 20m

Sydney Kingsford Smith

Sun 5/17

9:15 am-11:56 pm

1 stop28h 41m

$1,462

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Showing 1-10 of 23 resultsSorted by cheapest first
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3

Best time to book a flight from Boston to New South Wales

Have a flexible travel schedule? Discover the best time to fly to New South Wales from Boston 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 Boston to New South Wales

What is the cheapest month to book a flight from Boston to New South Wales?

Currently, September is the cheapest month in which you can book a flight from Boston to New South Wales (average of $251). Flying from Boston to New South Wales in January is currently the most expensive (average of $1,100). 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.

How much does it cost to fly round-trip from Boston to New South Wales?

Reviews of airlines servicing New South Wales

Get insights into the airlines that provide service to New South Wales. 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 New South Wales. Reviews last updated March 14, 2026.
Read reviews from past customers who have flown Delta,Qantas Airways, andUnited Airlines from Boston to New South Wales. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,291 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,291 reviews
Delta
7.9
Good
8,291 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Qantas Airways
7.5
Good
1,004 reviews
Delta
7.9
Good
8,291 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,422 reviews
Delta
7.9
Good
8,291 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.1
Good
11,465 reviews
Delta
7.9
Good
8,291 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air Canada
7.1
Good
10,800 reviews
Delta
7.9
Good
8,291 reviews

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Boarding

8.1

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Boston to New South Wales. 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 Boston to New South Wales?

    Most people fly from Boston Logan Intl (BOS) if they book a flight from Boston to New South Wales. Boston Logan Intl is conveniently located just 2.6 mi from Boston’s city center.

  • How long is the flight from Boston to New South Wales?

    Departing from Boston to New South Wales will take you 27h 03m. The distance between Boston and New South Wales is about 10091 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Boston to New South Wales one-way?

    The cheapest airlines for a one-way flight from Boston to New South Wales are Air Canada ($459), Qatar Airways ($498), and Qantas Airways ($569).

  • Can I find deals for flights from Boston to New South Wales that include hotel bookings?

    Yes. In addition to deals on Boston to New South Wales flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to New South Wales?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to New South Wales.

  • Can I find deals for business class flights from Boston to New South Wales?

    Yes. Cheapflights offers flight deals from Boston to New South Wales 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 Boston to New South Wales?

    Currently, September is the cheapest month in which you can book a flight from Boston to New South Wales (average of $251). Flying from Boston to New South Wales in January is currently the most expensive (average of $1,100). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from Boston to New South Wales

Discover the top 10 airlines that operate flights from Boston to New South Wales. 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 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$251Average$375FlexibilityNo cancel feeOn-time62%
DeltaCheapest$318Average$1,367FlexibilityNo cancel feeOn-timeN/A
Fiji AirwaysCheapest$731Average$1,389FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$873Average$1,316FlexibilityNo cancel feeOn-time67%
Qantas AirwaysCheapest$1,081Average$1,437FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$1,105Average$1,560FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$1,131Average$1,457FlexibilityNo cancel feeOn-time71%
Air New ZealandCheapest$1,166Average$1,414FlexibilityNo cancel feeOn-time78%
Qatar AirwaysCheapest$1,238Average$1,558FlexibilityNo cancel feeOn-time68%
Cathay PacificCheapest$1,318Average$1,559FlexibilityNo cancel feeOn-time72%

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