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$520+ Cheap flights from Massachusetts to Sydney (SYD)

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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SYD
Feb 5 — Feb 121
Thu 2/5
Thu 2/12
1 adult, Economy
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Cheap flight deals from Massachusetts to Sydney

Keep the following information in mind while searching for Massachusetts to Sydney flight deals. Data was last updated January 6, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$917
(lol.travel)

One-way from

$520
(Priceline)

Popular in

December

Cheapest in

March

Average price

$1,481
Provider with most accurate pricing for Boston Logan Intl-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Sydney Kingsford Smith flights.
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From Massachusetts to Sydney Kingsford Smith
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One-way flight from Massachusetts to Sydney Kingsford Smith
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Highest demand for flights based on searches. 12% potential increase in price ($202 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($46 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Massachusetts to Sydney

Cheapest flights from Massachusetts to Sydney
Explore the most affordable flight options available from Massachusetts to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 6, 2026.

This Trip.com deal was found by Cheapflights users on 1/5. 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.
Mon 2/26:00 amBOS - SYD
2 stops38h 35mMultiple Airlines
Mon 2/92:00 pmSYD - BOS
2 stops31h 00mMultiple Airlines
Deal found 1/5$928
This oojo deal was found by Cheapflights users on 1/6. 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.
Thu 2/269:00 amBOS - SYD
1 stop32h 00mQantas Airways
Tue 3/37:05 amSYD - BOS
2 stops27h 35mQantas Airways
Deal found 1/6$933
This oojo deal was found by Cheapflights users on 1/4. 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 2/311:00 amBOS - SYD
1 stop30h 00mQantas Airways
Tue 2/107:05 amSYD - BOS
2 stops26h 51mQantas Airways
Deal found 1/4$939
This flugladen.de deal was found by Cheapflights users on 1/5. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/156:12 amBOS - SYD
2 stops38h 23mMultiple Airlines
Mon 3/22:00 pmSYD - BOS
2 stops31h 00mMultiple Airlines
Deal found 1/5$948
This Trip.com deal was found by Cheapflights users on 1/4. 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 2/39:15 amBOS - SYD
2 stops35h 20mMultiple Airlines
Tue 2/106:00 amSYD - BOS
2 stops39h 00mMultiple Airlines
Deal found 1/4$953
This SmartFares deal was found by Cheapflights users on 1/3. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/184:50 pmBOS - SYD
1 stop24h 10mQantas Airways
Wed 2/257:05 amSYD - BOS
2 stops27h 35mQantas Airways
Deal found 1/3$954
This oojo deal was found by Cheapflights users on 1/6. 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.
Fri 1/305:20 pmBOS - SYD
1 stop23h 40mQantas Airways
Wed 2/47:15 pmSYD - BOS
2 stops38h 41mQantas Airways
Deal found 1/6$955
This oojo deal was found by Cheapflights users on 1/4. 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.
Sun 1/1811:00 amBOS - SYD
1 stop30h 00mQantas Airways
Fri 1/307:15 pmSYD - BOS
2 stops38h 41mQantas Airways
Deal found 1/4$958
This oojo deal was found by Cheapflights users on 1/4. 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 2/244:50 pmBOS - SYD
2 stops46h 45mQantas Airways
Tue 3/1711:20 amSYD - BOS
1 stop26h 39mQantas Airways
Deal found 1/4$959
This oojo deal was found by Cheapflights users on 1/4. 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 1/265:20 pmBOS - SYD
2 stops47h 50mQantas Airways
Wed 2/411:20 amSYD - BOS
1 stop25h 38mQantas Airways
Deal found 1/4$961
This KAYAK deal was found by Cheapflights users on 1/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/16:38 pmBDL - SYD
1 stop22h 17mQantas Airways
Sat 5/1612:00 pmSYD - BDL
1 stop25h 59mQantas Airways
Deal found 1/5$1,203
This Gurufare deal was found by Cheapflights users on 1/5. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/175:45 amBDL - SYD
1 stop34h 10mQantas Airways
Tue 3/241:05 pmSYD - BDL
1 stop25h 02mQantas Airways
Deal found 1/5$1,213

Cheapflights Fare Finder

 
Customize your flight search to find flights from Massachusetts to Sydney 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 January 6, 2026.
Use the filters below to find and compare flights from Massachusetts to Sydney that are best for you.

Fly from

Massachusetts

Fly to

Sydney

Route

Depart

Return

Price

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Tue 4/28

5:30 am-7:20 am

2 stops35h 50m

Sydney Kingsford Smith

Tue 5/5

9:20 am-9:45 am

2 stops38h 25m

$1,088

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Fri 5/1

6:38 pm-6:55 am

1 stop22h 17m

Sydney Kingsford Smith

Sat 5/16

12:00 pm-11:59 pm

1 stop25h 59m

$1,203

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Tue 3/17

5:45 am-6:55 am

1 stop34h 10m

Sydney Kingsford Smith

Tue 3/24

1:05 pm-11:07 pm

1 stop25h 02m

$1,213

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Tue 3/17

11:39 am-7:30 am

2 stops28h 51m

Sydney Kingsford Smith

Tue 3/24

1:15 pm-11:59 pm

2 stops25h 44m

$1,219

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Tue 4/28

7:30 am-9:20 am

2 stops35h 50m

Sydney Kingsford Smith

Tue 5/5

12:00 pm-9:01 pm

1 stop23h 01m

$1,230

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Tue 4/28

10:35 am-7:20 am

3 stops30h 45m

Sydney Kingsford Smith

Tue 5/5

7:50 am-7:36 am

2 stops37h 46m

$1,245

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Mon 5/4

10:00 pm-6:15 am

1 stop42h 15m

Sydney Kingsford Smith

Wed 5/20

8:45 pm-3:05 pm

1 stop32h 20m

$1,318

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sun 5/10

10:00 pm-6:15 am

1 stop42h 15m

Sydney Kingsford Smith

Fri 5/22

8:45 pm-3:05 pm

1 stop32h 20m

$1,318

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Fri 7/3

11:15 am-6:35 am

2 stops29h 20m

Sydney Kingsford Smith

Sat 7/18

9:15 am-10:50 am

2 stops39h 35m

$1,319

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Fri 5/1

7:00 am-6:35 am

2 stops33h 35m

Sydney Kingsford Smith

Sat 5/16

9:15 am-10:07 pm

2 stops26h 52m

$1,319

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/5

Showing 1-10 of 37 results
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Best time to book a flight from Massachusetts to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Massachusetts 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 Massachusetts to Sydney

What is the cheapest month to book a flight from Massachusetts to Sydney?

Currently, September is the cheapest month in which you can book a flight from Massachusetts to Sydney (average of $251). Flying from Massachusetts to Sydney in January is currently the most expensive (average of $1,107). 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.

Related info for your journey

Find useful and relevant information for your journey from Massachusetts to Sydney. 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 into for flights to Sydney from Massachusetts?

    Located just 4.6 mi from the city center, Sydney Kingsford Smith (SYD) is the airport most travelers will use when flying to Sydney from Massachusetts.

  • How long is the flight from Massachusetts to Sydney?

    For as low as $1,203, Air Canada can have you in Sydney from Massachusetts in 22h 17m. The distance between Massachusetts and Sydney is about 10004 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 Massachusetts to Sydney one-way?

    The cheapest airlines for a one-way flight from Massachusetts to Sydney are Air Canada ($515), United Airlines ($586), and Qantas Airways ($626).

  • What are the most popular routes from Massachusetts to Sydney?

    When deciding which route to take from Massachusetts to Sydney consider Boston Logan Intl - Sydney Kingsford Smith, Hartford Bradley Intl - Sydney Kingsford Smith or Worcester - Sydney Kingsford Smith as they are the most popular.

  • Can I find deals for flights from Massachusetts to Sydney that include hotel bookings?

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

  • How can I find direct flights from Massachusetts to Sydney?

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

  • Can I find deals for business class flights from Massachusetts to Sydney?

    Yes. Cheapflights offers flight deals from Massachusetts to Sydney 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 Massachusetts to Sydney?

    Currently, September is the cheapest month in which you can book a flight from Massachusetts to Sydney (average of $251). Flying from Massachusetts to Sydney in January is currently the most expensive (average of $1,107). 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

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Manly
Coogee

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Top 10 airlines flying from Massachusetts to Sydney

Discover the top 10 airlines that operate flights from Massachusetts to Sydney. 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 January 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$248Average$385FlexibilityNo cancel feeOn-time62%
DeltaCheapest$318Average$1,278FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$735Average$1,229FlexibilityNo cancel feeOn-time67%
Fiji AirwaysCheapest$765Average$1,389FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$824Average$1,407FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$848Average$1,420FlexibilityNo cancel feeOn-time71%
Qantas AirwaysCheapest$1,089Average$1,451FlexibilityNo cancel feeOn-time74%
Air New ZealandCheapest$1,228Average$1,874FlexibilityNo cancel feeOn-time78%
Qatar AirwaysCheapest$1,295Average$1,558FlexibilityNo cancel feeOn-time68%
Cathay PacificCheapest$1,318Average$1,556FlexibilityNo cancel feeOn-time72%

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