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$559+ 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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SYD
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
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 November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,158
(Justfly.com)

One-way from

$559
(Travelocity)

Popular in

December

Cheapest in

March

Average price

$1,452
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. 13% potential increase in price ($226 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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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 November 13, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 11/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/292:32 pmBOS - SYD
2 stops35h 08mQantas Airways
Fri 1/306:20 amSYD - BOS
2 stops30h 38mQantas Airways
Deal found 11/12$1,258
This Air Canada deal was found by Cheapflights users on 11/13. 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.
Mon 12/110:15 amBOS - SYD
3 stops31h 20mAir Canada
Mon 12/224:00 pmSYD - BOS
2 stops33h 32mAir Canada
Deal found 11/13$1,261
This oojo deal was found by Cheapflights users on 11/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/108:33 amBOS - SYD
2 stops44h 17mQantas Airways
Fri 12/197:05 amSYD - BOS
2 stops26h 04mQantas Airways
Deal found 11/13$1,263
This Cheapflightsfares deal was found by Cheapflights users on 11/11. 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.
Thu 11/203:43 pmBOS - SYD
2 stops28h 32mQantas Airways
Mon 12/87:25 amSYD - BOS
2 stops25h 45mQantas Airways
Deal found 11/11$1,271
This Air Canada deal was found by Cheapflights users on 11/13. 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.
Sun 11/236:15 amBOS - SYD
2 stops35h 20mAir Canada
Sat 12/64:00 pmSYD - BOS
2 stops33h 32mAir Canada
Deal found 11/13$1,281
This oojo deal was found by Cheapflights users on 11/11. 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 11/1212:00 pmBOS - SYD
2 stops29h 20mQantas Airways
Wed 11/198:10 pmSYD - BOS
2 stops37h 06mQantas Airways
Deal found 11/11$1,290
This Cheapflightsfares deal was found by Cheapflights users on 11/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/233:45 pmBOS - SYD
2 stops29h 15mQantas Airways
Sat 12/67:05 amSYD - BOS
2 stops26h 26mQantas Airways
Deal found 11/12$1,291
This oojo deal was found by Cheapflights users on 11/11. 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 11/2611:30 amBOS - SYD
2 stops42h 55mQantas Airways
Tue 12/96:05 amSYD - BOS
2 stops32h 14mQantas Airways
Deal found 11/11$1,292
This Air Canada deal was found by Cheapflights users on 11/11. 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 11/195:30 amBOS - SYD
2 stops36h 05mAir Canada
Thu 12/1111:20 amSYD - BOS
2 stops38h 12mAir Canada
Deal found 11/11$1,294
This Cheapflightsfares deal was found by Cheapflights users on 11/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/142:30 pmBOS - SYD
2 stops28h 25mQantas Airways
Fri 11/217:05 amSYD - BOS
2 stops26h 11mQantas Airways
Deal found 11/13$1,295
This oojo deal was found by Cheapflights users on 11/11. 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.
Sat 11/1511:25 amBOS - SYD
1 stop27h 30mQantas Airways
Mon 12/12:55 pmSYD - BOS
2 stops42h 21mQantas Airways
Deal found 11/11$1,296
This United Airlines deal was found by Cheapflights users on 11/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:00 amBDL - SYD
2 stops32h 20mUnited Airlines
Sun 1/411:20 amSYD - BDL
2 stops39h 16mUnited Airlines
Deal found 11/12$2,985

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 November 13, 2025.
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

Wed 2/11

7:00 pm-2:25 pm

2 stops27h 25m

Sydney Kingsford Smith

Thu 2/19

9:00 am-6:47 pm

2 stops25h 47m

$1,278

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Wed 1/28

7:00 pm-2:25 pm

2 stops27h 25m

Sydney Kingsford Smith

Fri 2/6

6:20 am-3:28 pm

2 stops25h 08m

$1,278

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Wed 1/28

7:00 pm-2:25 pm

2 stops27h 25m

Sydney Kingsford Smith

Thu 2/5

9:00 am-5:56 pm

2 stops24h 56m

$1,278

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Tue 1/20

5:20 pm-9:00 am

1 stop23h 40m

Sydney Kingsford Smith

Sun 2/15

2:05 pm-9:26 pm

1 stop23h 21m

$1,286

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Thu 2/5

11:12 am-6:50 am

2 stops27h 38m

Sydney Kingsford Smith

Tue 2/24

10:40 am-5:32 pm

2 stops22h 52m

$1,293

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Thu 1/29

7:00 pm-5:40 pm

2 stops30h 40m

Sydney Kingsford Smith

Fri 2/6

6:20 am-3:28 pm

2 stops25h 08m

$1,299

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sun 11/23

3:45 pm-10:55 am

2 stops27h 10m

Sydney Kingsford Smith

Tue 12/9

7:05 am-10:19 pm

2 stops31h 14m

$1,329

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Tue 12/30

3:59 pm-11:55 am

2 stops27h 56m

Sydney Kingsford Smith

Fri 1/30

6:20 am-8:58 pm

2 stops30h 38m

$1,331

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Thu 2/5

5:30 pm-8:30 am

1 stop23h 00m

Sydney Kingsford Smith

Thu 2/12

10:40 am-4:17 pm

1 stop21h 37m

$1,347

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Mon 1/26

12:45 pm-8:30 am

1 stop27h 45m

Sydney Kingsford Smith

Sat 2/7

10:40 am-4:17 pm

1 stop21h 37m

$1,347

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

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 $252). Flying from Massachusetts to Sydney in December is currently the most expensive (average of $1,170). 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 MA to SYD?

Find hourly flight availability from Massachusetts to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 13, 2025.

A simple way to save on the total cost of your ticket is to fly from Massachusetts to Sydney in the morning. If you’re flexible enough to do this you can expect to save up to 32% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Massachusetts to Sydney?

Use this chart to determine the cheapest time to fly round-trip from Massachusetts to Sydney. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Massachusetts to Sydney flight should consider departing on Wednesday at noon when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 $1,278, Qantas Airways can have you in Sydney from Massachusetts in 27h 25m. The distance between Massachusetts and Sydney 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 Massachusetts to Sydney one-way?

    The cheapest airlines for a one-way flight from Massachusetts to Sydney are Air Canada ($572), Qantas Airways ($624), and American Airlines ($636).

  • 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, Worcester - Sydney Kingsford Smith or Hartford Bradley Intl - 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 $252). Flying from Massachusetts to Sydney in December is currently the most expensive (average of $1,170). 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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$248Average$1,437FlexibilityNo cancel feeOn-time62%
DeltaCheapest$400Average$1,267FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$735Average$1,221FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$824Average$1,424FlexibilityNo cancel feeOn-time69%
Fiji AirwaysCheapest$831Average$1,482FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$916Average$1,445FlexibilityNo cancel feeOn-time71%
Qantas AirwaysCheapest$1,109Average$1,468FlexibilityNo cancel feeOn-time74%
Air New ZealandCheapest$1,228Average$1,874FlexibilityNo cancel feeOn-time78%
Qatar AirwaysCheapest$1,272Average$1,696FlexibilityNo cancel feeOn-time68%
Cathay PacificCheapest$1,318Average$1,497FlexibilityNo cancel feeOn-time72%

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