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$441+ 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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SYD
Apr 3 — Apr 101
Fri 4/3
Fri 4/10
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 March 4, 2026.

This oojo deal was found by Cheapflights users on 2/28. 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 3/45:44 am
BDL
-
SYD
1 stop33h 11m
Qantas Airways
Fri 3/69:55 pm
SYD
-
BDL
2 stops41h 31m
Qantas Airways
Deal found 2/28$1,116
This lol.travel deal was found by Cheapflights users on 3/3. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:43 pm
BDL
-
SYD
1 stop22h 12m
Qantas Airways
Mon 5/412:00 pm
SYD
-
BDL
1 stop25h 36m
Qantas Airways
Deal found 3/3$1,133
This Air Canada deal was found by Cheapflights users on 2/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/233:30 pm
BDL
-
SYD
2 stops25h 50m
Multiple Airlines
Sat 5/309:20 am
SYD
-
BDL
2 stops27h 39m
Multiple Airlines
Deal found 2/27$1,134
This American Airlines deal was found by Cheapflights users on 3/3. 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 5/2912:15 pm
BOS
-
SYD
1 stop28h 50m
American Airlines
Fri 6/129:25 pm
SYD
-
BOS
2 stops25h 16m
American Airlines
Deal found 3/3$1,152
This United Airlines deal was found by Cheapflights users on 3/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/273:04 pm
BDL
-
SYD
2 stops25h 51m
United Airlines
Mon 5/49:30 am
SYD
-
BDL
2 stops28h 14m
United Airlines
Deal found 3/3$1,155
This United Airlines deal was found by Cheapflights users on 3/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:11 pm
BOS
-
SYD
1 stop22h 44m
United Airlines
Fri 10/1611:20 am
SYD
-
BOS
1 stop20h 47m
United Airlines
Deal found 3/2$1,158
This Air Canada deal was found by Cheapflights users on 3/3. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:50 am
BOS
-
SYD
2 stops59h 45m
Air Canada
Sat 11/711:20 am
SYD
-
BOS
2 stops38h 37m
Air Canada
Deal found 3/3$1,162
This Expedia deal was found by Cheapflights users on 3/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/176:40 pm
BOS
-
SYD
3 stops46h 40m
Air Canada
Fri 4/249:20 am
SYD
-
BOS
2 stops38h 39m
Air Canada
Deal found 3/3$1,163
This Delta deal was found by Cheapflights users on 3/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/121:55 pm
BOS
-
SYD
1 stop25h 10m
Delta
Mon 5/119:15 am
SYD
-
BOS
1 stop24h 07m
Delta
Deal found 3/3$1,168
This United Airlines deal was found by Cheapflights users on 2/28. 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.
Fri 4/38:16 pm
BOS
-
SYD
1 stop44h 39m
United Airlines
Thu 5/1410:20 am
SYD
-
BOS
1 stop25h 07m
United Airlines
Deal found 2/28$1,170
This Qantas Airways deal was found by Cheapflights users on 2/27. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/175:20 pm
BOS
-
SYD
1 stop24h 40m
Qantas Airways
Thu 3/1911:20 am
SYD
-
BOS
1 stop23h 11m
Qantas Airways
Deal found 2/27$1,171
This Qantas Airways deal was found by Cheapflights users on 2/26. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/285:44 am
BDL
-
SYD
1 stop33h 11m
Qantas Airways
Wed 3/46:05 am
SYD
-
BDL
2 stops33h 16m
Qantas Airways
Deal found 2/26$1,172

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 March 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,133
(lol.travel)

One-way from

$441
(Air Canada)

Popular in

December

Cheapest in

September

Average price

$1,212
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. 14% potential increase in price ($237 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 4, 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

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Mon 4/27

3:04 pm-6:55 am

2 stops25h 51m

Sydney Kingsford Smith

Mon 5/4

9:30 am-11:44 pm

2 stops28h 14m

$1,155

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Mon 5/18

3:25 pm-7:00 am

2 stops25h 35m

Sydney Kingsford Smith

Wed 5/27

9:30 am-9:48 pm

2 stops26h 18m

$1,176

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Tue 4/14

3:30 pm-7:00 am

2 stops25h 30m

Sydney Kingsford Smith

Tue 4/21

10:20 am-9:37 pm

2 stops25h 17m

$1,177

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sat 3/7

5:50 pm-6:20 am

1 stop44h 30m

Sydney Kingsford Smith

Sat 3/14

11:50 am-6:28 pm

1 stop21h 38m

$1,180

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Fri 4/17

4:50 pm-7:00 am

2 stops48h 10m

Sydney Kingsford Smith

Sat 4/25

9:30 am-12:59 am

2 stops29h 29m

$1,180

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Mon 6/1

6:00 am-7:00 am

3 stops35h 00m

Sydney Kingsford Smith

Sat 6/13

9:30 am-6:58 pm

2 stops23h 28m

$1,224

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Fri 6/5

6:00 am-7:00 am

3 stops35h 00m

Sydney Kingsford Smith

Tue 6/16

10:20 am-9:48 pm

2 stops25h 28m

$1,225

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Fri 4/10

3:30 pm-7:00 am

2 stops25h 30m

Sydney Kingsford Smith

Sun 4/19

9:30 am-9:37 pm

2 stops26h 07m

$1,225

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Thu 3/12

8:05 am-6:05 am

2 stops31h 00m

Sydney Kingsford Smith

Sun 3/22

9:40 am-6:10 am

2 stops35h 30m

$1,263

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sat 3/14

10:20 am-7:25 am

2 stops30h 05m

Sydney Kingsford Smith

Sun 3/22

9:40 am-6:10 am

2 stops35h 30m

$1,263

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/2

Showing 1-10 of 36 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, 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 $1,056). 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 $1,155, United Airlines can have you in Sydney from Massachusetts in 25h 51m. 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), Qatar Airways ($498), and United Airlines ($578).

  • 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 $1,056). 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

Browse thousands of different options on Cheapflights for your next trip

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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 March 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$251Average$375FlexibilityNo cancel feeOn-time62%
DeltaCheapest$318Average$1,327FlexibilityNo cancel feeOn-timeN/A
Fiji AirwaysCheapest$731Average$1,389FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$802Average$1,257FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$824Average$1,484FlexibilityNo cancel feeOn-time69%
Qantas AirwaysCheapest$1,079Average$1,438FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$1,131Average$1,457FlexibilityNo cancel feeOn-time71%
Air New ZealandCheapest$1,224Average$1,414FlexibilityNo cancel feeOn-time78%
Qatar AirwaysCheapest$1,238Average$1,558FlexibilityNo cancel feeOn-time68%
Cathay PacificCheapest$1,318Average$1,559FlexibilityNo cancel feeOn-time72%

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