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New South Wales

$551+ 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 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SYD
May 24 — May 311
Sun 5/24
Sun 5/31
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 April 24, 2026.

This Trip.com deal was found by Cheapflights users on 4/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:00 am
BOS
-
SYD
2 stops35h 05m
Multiple Airlines
Tue 5/199:10 am
SYD
-
BOS
2 stops37h 34m
Multiple Airlines
Deal found 4/19$1,311
This Trip.com deal was found by Cheapflights users on 4/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/29:12 am
BOS
-
SYD
2 stops31h 53m
Multiple Airlines
Tue 6/169:10 am
SYD
-
BOS
2 stops36h 42m
Multiple Airlines
Deal found 4/20$1,333
This Cheapflightsfares deal was found by Cheapflights users on 4/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/238:10 am
BOS
-
SYD
2 stops35h 15m
ANA
Sun 8/308:55 pm
SYD
-
BOS
2 stops31h 50m
ANA
Deal found 4/20$1,356
This oojo deal was found by Cheapflights users on 4/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/26:00 pm
BOS
-
SYD
1 stop23h 05m
Qantas Airways
Tue 6/169:10 am
SYD
-
BOS
1 stop25h 28m
Qantas Airways
Deal found 4/21$1,362
This oojo deal was found by Cheapflights users on 4/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:00 pm
BOS
-
SYD
1 stop23h 05m
Qantas Airways
Mon 6/1512:00 pm
SYD
-
BOS
1 stop24h 14m
Qantas Airways
Deal found 4/20$1,364
This oojo deal was found by Cheapflights users on 4/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/49:50 pm
BOS
-
SYD
2 stops31h 20m
Turkish Airlines
Fri 5/89:05 pm
SYD
-
BOS
2 stops36h 50m
Turkish Airlines
Deal found 4/21$1,368
This Cheapflightsfares deal was found by Cheapflights users on 4/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/87:19 am
BOS
-
SYD
2 stops45h 51m
ANA
Sun 8/308:55 pm
SYD
-
BOS
2 stops31h 50m
ANA
Deal found 4/20$1,374
This oojo deal was found by Cheapflights users on 4/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/79:50 pm
BOS
-
SYD
2 stops31h 20m
Turkish Airlines
Fri 9/189:05 pm
SYD
-
BOS
2 stops36h 50m
Turkish Airlines
Deal found 4/20$1,375
This Air Canada deal was found by Cheapflights users on 4/22. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/115:50 am
BOS
-
SYD
2 stops35h 30m
Air Canada
Mon 6/89:20 am
SYD
-
BOS
2 stops38h 25m
Air Canada
Deal found 4/22$1,379
This oojo deal was found by Cheapflights users on 4/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:35 pm
BOS
-
SYD
1 stop23h 30m
Qantas Airways
Tue 9/229:10 am
SYD
-
BOS
1 stop21h 21m
Qantas Airways
Deal found 4/21$1,382
This oojo deal was found by Cheapflights users on 4/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:45 pm
BOS
-
SYD
1 stop23h 20m
Qantas Airways
Wed 10/281:05 pm
SYD
-
BOS
1 stop22h 50m
Qantas Airways
Deal found 4/20$1,383
This Air Canada deal was found by Cheapflights users on 4/23. 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 6/710:35 am
BOS
-
SYD
3 stops30h 45m
Air Canada
Sun 6/149:20 am
SYD
-
BOS
2 stops38h 25m
Air Canada
Deal found 4/23$1,384

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 April 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,311
(Trip.com)

One-way from

$551
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$1,523
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. 10% potential increase in price ($183 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 24, 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

Mon 8/31

11:35 am-6:55 am

1 stop29h 20m

Sydney Kingsford Smith

Mon 9/14

9:30 am-12:55 am

1 stop29h 25m

$1,418

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Mon 8/3

4:30 pm-6:50 am

1 stop24h 20m

Sydney Kingsford Smith

Sun 8/23

9:15 am-11:58 pm

1 stop28h 43m

$1,418

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Wed 10/14

5:45 am-8:00 am

2 stops35h 15m

Sydney Kingsford Smith

Wed 10/28

11:50 am-5:52 pm

1 stop21h 02m

$1,418

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Mon 5/4

8:05 am-7:00 am

2 stops32h 55m

Sydney Kingsford Smith

Mon 6/8

10:20 am-5:04 pm

1 stop20h 44m

$1,418

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Wed 10/21

6:13 pm-7:55 am

1 stop22h 42m

Sydney Kingsford Smith

Wed 10/28

12:10 pm-11:54 pm

2 stops26h 44m

$1,418

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Wed 8/12

3:10 pm-6:50 am

2 stops25h 40m

Sydney Kingsford Smith

Wed 8/26

9:15 am-7:13 pm

2 stops23h 58m

$1,423

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Mon 5/18

5:45 am-7:00 am

2 stops35h 15m

Sydney Kingsford Smith

Thu 6/4

10:20 am-5:04 pm

1 stop20h 44m

$1,430

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Mon 5/11

8:05 am-7:00 am

2 stops32h 55m

Sydney Kingsford Smith

Fri 5/22

9:30 am-5:20 pm

1 stop21h 50m

$1,430
Quickest round-trip

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Thu 7/30

6:26 pm-7:00 am

1 stop22h 34m

Sydney Kingsford Smith

Sat 8/22

9:30 am-5:23 pm

1 stop21h 53m

$1,442

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sat 5/23

3:10 pm-7:00 am

2 stops25h 50m

Sydney Kingsford Smith

Sat 5/30

9:30 am-5:20 pm

1 stop21h 50m

$1,442

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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

How far ahead should I book a flight from Boston to New South Wales?

To ensure you get the cheapest price possible for a flight from Boston to New South Wales, you should look to book at least 54 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from Boston to New South Wales (average of $179). Flying from Boston to New South Wales in July is currently the most expensive (average of $1,134). 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 April 24, 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
8,452 reviews

Boarding

8.1

Entertainment

7.8

Overall

7.9

Food

7.2

Comfort

7.9

Crew

8.5

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
8,452 reviews
Delta
7.9
Good
8,452 reviews

Boarding

8.1

Entertainment

7.8

Overall

7.9

Food

7.2

Comfort

7.9

Crew

8.5

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
1,025 reviews
Delta
7.9
Good
8,452 reviews

Boarding

8.1

Entertainment

7.8

Overall

7.9

Food

7.2

Comfort

7.9

Crew

8.5

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
9,643 reviews
Delta
7.9
Good
8,452 reviews

Boarding

8.1

Entertainment

7.8

Overall

7.9

Food

7.2

Comfort

7.9

Crew

8.5

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
11,667 reviews
Delta
7.9
Good
8,452 reviews

Boarding

8.1

Entertainment

7.8

Overall

7.9

Food

7.2

Comfort

7.9

Crew

8.5

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
10,961 reviews
Delta
7.9
Good
8,452 reviews

Boarding

8.1

Entertainment

7.8

Overall

7.9

Food

7.2

Comfort

7.9

Crew

8.5

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 24h 20m. 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, February is the cheapest month in which you can book a flight from Boston to New South Wales (average of $179). Flying from Boston to New South Wales in July is currently the most expensive (average of $1,134). 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 April 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$232Average$277FlexibilityNo cancel feeOn-time62%
DeltaCheapest$317Average$1,423FlexibilityNo cancel feeOn-timeN/A
Fiji AirwaysCheapest$731Average$987FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$907Average$1,316FlexibilityNo cancel feeOn-time67%
Qantas AirwaysCheapest$1,074Average$1,433FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$1,147Average$1,453FlexibilityNo cancel feeOn-time71%
Air New ZealandCheapest$1,166Average$1,414FlexibilityNo cancel feeOn-time78%
United AirlinesCheapest$1,167Average$1,574FlexibilityNo cancel feeOn-time69%
Qatar AirwaysCheapest$1,233Average$1,558FlexibilityNo cancel feeOn-time68%
Cathay PacificCheapest$1,318Average$1,907FlexibilityNo cancel feeOn-time72%

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