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$684+ 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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SYD
Jun 26 — Jul 31
Fri 6/26
Fri 7/3
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 May 27, 2026.

This Air Canada deal was found by Cheapflights users on 5/26. 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 6/110:35 am
BOS
-
SYD
2 stops30h 45m
Air Canada
Mon 6/159:20 am
SYD
-
BOS
2 stops38h 25m
Air Canada
Deal found 5/26$1,210
This Expedia deal was found by Cheapflights users on 5/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/15:10 am
BOS
-
SYD
2 stops36h 10m
Air Canada
Sun 6/79:20 am
SYD
-
BOS
2 stops38h 25m
Air Canada
Deal found 5/23$1,215
This FlightHub deal was found by Cheapflights users on 5/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/245:50 am
BOS
-
SYD
2 stops35h 30m
Air Canada
Sun 5/319:20 am
SYD
-
BOS
2 stops38h 25m
Air Canada
Deal found 5/23$1,220
This Air Canada deal was found by Cheapflights users on 5/25. 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.
Tue 5/263:10 pm
BOS
-
SYD
2 stops26h 10m
Multiple Airlines
Tue 6/29:20 am
SYD
-
BOS
2 stops38h 25m
Multiple Airlines
Deal found 5/25$1,221
This Justfly.com deal was found by Cheapflights users on 5/22. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/197:15 pm
BOS
-
SYD
2 stops46h 05m
Air Canada
Wed 8/129:20 am
SYD
-
BOS
2 stops38h 30m
Air Canada
Deal found 5/22$1,224
This FlightHub deal was found by Cheapflights users on 5/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/87:15 pm
BOS
-
SYD
2 stops46h 05m
Air Canada
Sun 8/309:20 am
SYD
-
BOS
2 stops26h 07m
Air Canada
Deal found 5/26$1,225
This oojo deal was found by Cheapflights users on 5/25. 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 11/39:05 pm
BOS
-
SYD
1 stop41h 45m
Qatar Airways
Fri 11/133:50 pm
SYD
-
BOS
1 stop38h 30m
Qatar Airways
Deal found 5/25$1,229
This FlightHub deal was found by Cheapflights users on 5/25. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/49:05 pm
BOS
-
SYD
1 stop41h 45m
Multiple Airlines
Wed 11/113:50 pm
SYD
-
BOS
1 stop38h 30m
Multiple Airlines
Deal found 5/25$1,230
This KAYAK deal was found by Cheapflights users on 5/26. 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.
Tue 8/113:35 pm
BOS
-
SYD
2 stops25h 45m
Multiple Airlines
Tue 8/189:20 am
SYD
-
BOS
2 stops27h 18m
Multiple Airlines
Deal found 5/26$1,231
This Ovago deal was found by Cheapflights users on 5/25. 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.
Wed 6/310:45 am
BOS
-
SYD
1 stop30h 35m
Multiple Airlines
Sun 6/149:20 am
SYD
-
BOS
2 stops38h 25m
Multiple Airlines
Deal found 5/25$1,232
This Ovago deal was found by Cheapflights users on 5/27. 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.
Sun 5/316:55 pm
BOS
-
SYD
1 stop46h 25m
Multiple Airlines
Mon 6/89:20 am
SYD
-
BOS
2 stops38h 25m
Multiple Airlines
Deal found 5/27$1,233
This American Airlines deal was found by Cheapflights users on 5/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1112:36 pm
BDL
-
SYD
2 stops28h 29m
American Airlines
Tue 8/189:10 am
SYD
-
BDL
2 stops27h 43m
American Airlines
Deal found 5/22$1,342

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 May 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,210
(Air Canada)

One-way from

$723
(oojo)

Popular in

December

Cheapest in

September

Average price

$1,366
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. 11% potential increase in price ($194 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 May 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 May 27, 2026.
Use the filters below to find and compare flights from Massachusetts to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sat 10/17

10:00 pm-10:10 pm

2 stops33h 10m

Sydney Kingsford Smith

Sat 10/31

3:50 pm-3:20 pm

1 stop38h 30m

$1,427

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Fri 8/21

8:15 am-7:00 am

1 stop32h 45m

Sydney Kingsford Smith

Thu 9/3

9:30 am-9:29 pm

1 stop25h 59m

$1,441

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Wed 9/9

2:00 pm-7:00 am

1 stop27h 00m

Sydney Kingsford Smith

Wed 9/23

10:20 am-7:10 pm

1 stop22h 50m

$1,459
Quickest round-trip

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Mon 10/19

3:25 pm-8:00 am

2 stops25h 35m

Sydney Kingsford Smith

Tue 11/10

11:50 am-6:38 pm

2 stops22h 48m

$1,464

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Wed 8/26

7:45 am-6:55 am

1 stop33h 10m

Sydney Kingsford Smith

Mon 9/7

9:30 am-5:20 pm

1 stop21h 50m

$1,490

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Thu 10/22

12:34 pm-6:55 am

1 stop27h 21m

Sydney Kingsford Smith

Sat 11/7

12:40 pm-5:27 pm

2 stops44h 47m

$1,502

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Tue 10/20

3:25 pm-7:55 am

2 stops25h 30m

Sydney Kingsford Smith

Fri 11/6

12:10 pm-11:13 pm

2 stops27h 03m

$1,514

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Fri 9/18

1:41 pm-7:00 am

2 stops27h 19m

Sydney Kingsford Smith

Sun 10/11

10:30 am-7:23 pm

2 stops23h 53m

$1,514

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Sat 10/17

12:34 pm-8:00 am

2 stops28h 26m

Sydney Kingsford Smith

Wed 11/11

2:05 pm-11:05 pm

1 stop25h 00m

$1,518

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Tue 7/7

7:35 am-6:50 am

2 stops33h 15m

Sydney Kingsford Smith

Tue 7/14

9:15 am-11:54 pm

2 stops28h 39m

$1,528

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/25

Showing 1-10 of 42 resultsSorted by cheapest first
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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, February is the cheapest month in which you can book a flight from Massachusetts to Sydney (average of $179). Flying from Massachusetts to Sydney in April is currently the most expensive (average of $1,076). 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?

How far ahead should I book a flight from Massachusetts to Sydney?

To ensure you get the cheapest price possible for a flight from Massachusetts to Sydney, you should look to book at least 14 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.

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 $1,502, Qatar Airways can have you in Sydney from Massachusetts in 27h 21m. 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 ($459), Delta ($522), and Qantas Airways ($569).

  • 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 West Tisbury Martha's Vineyard - 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, February is the cheapest month in which you can book a flight from Massachusetts to Sydney (average of $179). Flying from Massachusetts to Sydney in April is currently the most expensive (average of $1,076). 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
Coogee
Manly

Browse thousands of different options on Cheapflights for your next trip

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Top 9 airlines flying from Massachusetts to Sydney

Discover the top 9 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 May 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$179Average$273FlexibilityNo cancel feeOn-time62%
DeltaCheapest$317Average$1,427FlexibilityNo cancel feeOn-timeN/A
Fiji AirwaysCheapest$727Average$783FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$907Average$1,363FlexibilityNo cancel feeOn-time67%
Qantas AirwaysCheapest$1,084Average$1,450FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$1,145Average$1,563FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$1,147Average$1,453FlexibilityNo cancel feeOn-time71%
Air New ZealandCheapest$1,159Average$1,478FlexibilityNo cancel feeOn-time78%
Qatar AirwaysCheapest$1,233Average$1,558FlexibilityNo cancel feeOn-time68%

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