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$472+ 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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SYD
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
1 adult, Economy
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Cheap 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 February 4, 2026.

This oojo deal was found by Cheapflights users on 2/2. 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 2/37:00 pm
BOS
-
SYD
2 stops27h 50m
Qantas Airways
Tue 2/1011:20 am
SYD
-
BOS
1 stop22h 36m
Qantas Airways
Deal found 2/2$886
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/48:00 am
BOS
-
SYD
1 stop33h 00m
Qantas Airways
Wed 2/187:05 am
SYD
-
BOS
2 stops27h 35m
Qantas Airways
Deal found 2/2$890
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/57:00 pm
BOS
-
SYD
2 stops27h 50m
Qantas Airways
Thu 2/1211:20 am
SYD
-
BOS
1 stop23h 20m
Qantas Airways
Deal found 2/2$895
This oojo deal was found by Cheapflights users on 2/4. 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 2/224:50 pm
BOS
-
SYD
1 stop24h 10m
Qantas Airways
Mon 3/95:50 pm
SYD
-
BOS
2 stops36h 23m
Qantas Airways
Deal found 2/4$902
This oojo deal was found by Cheapflights users on 2/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/77:00 pm
BOS
-
SYD
2 stops30h 40m
Qantas Airways
Sat 2/1411:20 am
SYD
-
BOS
1 stop23h 20m
Qantas Airways
Deal found 2/3$903
This oojo deal was found by Cheapflights users on 2/2. 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 3/47:15 am
BOS
-
SYD
1 stop33h 45m
Qantas Airways
Tue 3/105:50 pm
SYD
-
BOS
2 stops36h 23m
Qantas Airways
Deal found 2/2$906
This oojo deal was found by Cheapflights users on 2/2. 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 3/17:15 am
BOS
-
SYD
2 stops56h 20m
Qantas Airways
Sun 3/811:20 am
SYD
-
BOS
1 stop23h 11m
Qantas Airways
Deal found 2/2$907
This oojo deal was found by Cheapflights users on 2/1. 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 2/58:00 am
BOS
-
SYD
1 stop31h 25m
Qantas Airways
Sat 2/75:50 pm
SYD
-
BOS
2 stops41h 09m
Qantas Airways
Deal found 2/1$914
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/87:00 pm
BOS
-
SYD
2 stops33h 50m
Qantas Airways
Sat 2/1411:20 am
SYD
-
BOS
1 stop23h 20m
Qantas Airways
Deal found 2/2$915
This KAYAK deal was found by Cheapflights users on 2/2. 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 2/68:00 am
BOS
-
SYD
1 stop33h 00m
Qantas Airways
Sun 2/157:05 am
SYD
-
BOS
2 stops27h 35m
Qantas Airways
Deal found 2/2$921
This American Airlines deal was found by Cheapflights users on 2/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/611:05 am
BDL
-
SYD
2 stops29h 55m
American Airlines
Mon 3/1611:20 am
SYD
-
BDL
2 stops26h 57m
American Airlines
Deal found 2/3$1,216
This Delta deal was found by Cheapflights users on 2/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/71:00 pm
BDL
-
SYD
2 stops27h 50m
Delta
Tue 7/219:15 am
SYD
-
BDL
2 stops28h 21m
Delta
Deal found 2/2$1,225

Find flight deals from Massachusetts to Sydney

Keep the following information in mind while searching for Massachusetts to Sydney flight deals. Data was last updated February 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$903
(oojo)

One-way from

$472
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$1,238
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 Massachusetts to Sydney Kingsford Smith
Search Deals
One-way flight from Massachusetts to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($205 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 4, 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

Sat 2/7

7:00 pm-5:40 pm

2 stops30h 40m

Sydney Kingsford Smith

Sat 2/14

11:20 am-6:40 pm

1 stop23h 20m

$903

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sun 4/5

10:40 am-7:20 am

2 stops30h 40m

Sydney Kingsford Smith

Fri 5/1

9:20 am-9:27 pm

2 stops26h 07m

$1,071

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sun 4/5

10:40 am-7:20 am

2 stops30h 40m

Sydney Kingsford Smith

Fri 5/1

9:20 am-10:39 pm

1 stop27h 19m

$1,105

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sun 4/5

1:00 pm-7:20 am

1 stop28h 20m

Sydney Kingsford Smith

Fri 5/1

9:20 am-10:39 pm

1 stop27h 19m

$1,109

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Mon 3/16

5:20 pm-9:00 am

1 stop24h 40m

Sydney Kingsford Smith

Mon 3/30

6:50 pm-5:34 am

2 stops25h 44m

$1,174

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sun 2/15

3:09 pm-9:15 am

2 stops26h 06m

Sydney Kingsford Smith

Sun 3/1

11:20 am-4:41 pm

1 stop21h 21m

$1,199

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sun 4/19

4:21 pm-6:55 am

1 stop24h 34m

Sydney Kingsford Smith

Sun 5/3

9:10 am-6:50 pm

2 stops23h 40m

$1,206

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Fri 4/17

10:00 am-7:30 am

1 stop31h 30m

Sydney Kingsford Smith

Mon 4/27

9:10 am-4:53 pm

1 stop21h 43m

$1,210

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Fri 3/6

11:05 am-9:00 am

2 stops29h 55m

Sydney Kingsford Smith

Mon 3/16

11:20 am-11:17 pm

2 stops26h 57m

$1,216

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sun 2/8

7:30 am-6:50 am

1 stop31h 20m

Sydney Kingsford Smith

Wed 2/18

10:40 am-9:23 pm

1 stop26h 43m

$1,219

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 35 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 $1,100). 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 Massachusetts to Sydney?

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 $903, Qantas Airways can have you in Sydney from Massachusetts in 30h 40m. The distance between Massachusetts and Sydney is about 10091 mi.

  • 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), Qatar Airways ($575), and United Airlines ($586).

  • 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 $1,100). 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

Traveling to a place near Sydney?

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

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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 February 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$251Average$385FlexibilityNo cancel feeOn-time62%
DeltaCheapest$318Average$1,280FlexibilityNo cancel feeOn-timeN/A
Fiji AirwaysCheapest$731Average$1,389FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$735Average$1,240FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$824Average$1,451FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$848Average$1,437FlexibilityNo cancel feeOn-time71%
Qantas AirwaysCheapest$1,084Average$1,448FlexibilityNo cancel feeOn-time74%
Air New ZealandCheapest$1,224Average$1,542FlexibilityNo cancel feeOn-time78%
Qatar AirwaysCheapest$1,272Average$1,558FlexibilityNo cancel feeOn-time68%
Cathay PacificCheapest$1,318Average$1,556FlexibilityNo cancel feeOn-time72%

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