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Cheap flights from Massachusetts to Sydney from $646

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 28/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SYD
10 Apr — 17 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Massachusetts to Sydney

Enter your travel dates to find the best prices.

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 11 March 2026.

Sun 8/1110:20
BOS
-
SYD
2 stops31h 15m
Air Canada
Thu 12/1111:20
SYD
-
BOS
2 stops24h 57m
Air Canada
Deal found 9/3$1,642
Fri 12/618:25
BOS
-
SYD
2 stops46h 55m
Air Canada
Sun 12/709:20
SYD
-
BOS
2 stops51h 18m
Air Canada
Deal found 6/3$1,643
Thu 11/605:50
BOS
-
SYD
2 stops35h 30m
Air Canada
Mon 13/709:20
SYD
-
BOS
2 stops44h 48m
Air Canada
Deal found 6/3$1,647
Fri 6/318:37
BOS
-
SYD
2 stops44h 13m
Delta
Wed 18/309:40
SYD
-
BOS
2 stops28h 05m
Delta
Deal found 6/3$1,649
Tue 7/410:45
BOS
-
SYD
1 stop30h 35m
ANA
Tue 14/409:20
SYD
-
BOS
2 stops38h 39m
ANA
Deal found 8/3$1,650
Wed 11/307:55
BOS
-
SYD
1 stop34h 20m
Air New Zealand
Sun 22/312:10
SYD
-
BOS
1 stop27h 39m
Air New Zealand
Deal found 7/3$1,653
Tue 31/313:00
BOS
-
SYD
2 stops28h 20m
Air Canada
Tue 28/409:20
SYD
-
BOS
2 stops38h 29m
Air Canada
Deal found 7/3$1,655
Mon 8/610:35
BOS
-
SYD
2 stops30h 45m
Air Canada
Wed 17/609:20
SYD
-
BOS
2 stops38h 30m
Air Canada
Deal found 7/3$1,656
Sat 8/820:15
BOS
-
SYD
1 stop44h 35m
Delta
Fri 21/809:15
SYD
-
BOS
1 stop24h 23m
Delta
Deal found 6/3$1,659
Wed 15/708:00
BOS
-
SYD
2 stops37h 30m
Qantas Airways
Wed 22/709:10
SYD
-
BOS
1 stop21h 25m
Qantas Airways
Deal found 6/3$1,660
Wed 14/1010:40
BOS
-
SYD
2 stops30h 40m
Air Canada
Wed 28/1010:20
SYD
-
BOS
3 stops38h 17m
Air Canada
Deal found 9/3$1,662
Thu 8/1006:00
BOS
-
SYD
2 stops35h 20m
Air Canada
Wed 21/1010:20
SYD
-
BOS
2 stops26h 07m
Air Canada
Deal found 9/3$1,663

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 11 March 2026.

Round-trip from

$1,643

One-way from

$646

Popular in

December

Cheapest in

September

Average price

$1,853
American Airlines
  • American Airlines
  • 15/8-30/8
  • 4 total stops
  • 47h 27m total
  • Massachusetts to Sydney
Search Deals
Air Canada
  • Air Canada
  • 28/4
  • 2 total stops
  • 30h 40m total
  • Massachusetts to Sydney
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($365 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($89 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 11 March 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 return flight

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Fri 10/4

06:00-06:50

2 stops34h 50m

Sydney Kingsford Smith

Sun 19/4

09:15-11:57

2 stops40h 42m

$1,792

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Fri 1/5

06:05-07:00

3 stops34h 55m

Sydney Kingsford Smith

Sat 16/5

09:30-18:57

2 stops23h 27m

$1,859

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sat 14/3

09:40-06:05

2 stops29h 25m

Sydney Kingsford Smith

Sun 22/3

09:40-06:10

2 stops35h 30m

$1,860

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Mon 4/5

09:20-08:45

3 stops33h 25m

Sydney Kingsford Smith

Mon 11/5

11:55-11:01

3 stops37h 06m

$1,942

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Tue 21/7

07:00-06:50

2 stops33h 50m

Sydney Kingsford Smith

Tue 28/7

09:15-23:32

2 stops28h 17m

$1,988

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Thu 23/4

22:00-17:10

1 stop29h 10m

Sydney Kingsford Smith

Thu 30/4

20:45-15:05

1 stop32h 20m

$2,030

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Mon 16/3

21:40-18:50

1 stop30h 10m

Sydney Kingsford Smith

Sun 22/3

21:40-14:55

1 stop32h 15m

$2,030

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Mon 11/5

09:20-08:45

3 stops33h 25m

Sydney Kingsford Smith

Tue 16/6

07:50-09:39

3 stops39h 49m

$2,039

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Sat 22/8

15:05-07:00

2 stops25h 55m

Sydney Kingsford Smith

Mon 31/8

11:55-22:58

2 stops25h 03m

$2,247

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Fri 1/5

16:09-07:05

2 stops24h 56m

Sydney Kingsford Smith

Sat 16/5

12:00-23:59

1 stop25h 59m

$2,264

Flights are sorted by cheapest return flights first.

Deals found on 6/3

Showing 1-10 of 51 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 return 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 $353). Flying from Massachusetts to Sydney in January is currently the most expensive (average of $1,548). 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?

    For a flight from Massachusetts to Sydney, you will be flying into Kingsford Smith. Sydney Kingsford Smith (SYD) is just 7.5 km from the centre of the city.

  • How long is the flight from Massachusetts to Sydney?

    Departing from Massachusetts to Sydney will take you 29h 10m. Airlines will cover a distance of 16240 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Massachusetts to Sydney one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $638. However, be on the lookout for offers from Virgin Australia and Qantas Airways, as they are both options that can get you from Massachusetts to Sydney for a low price.

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

    Most travellers choose Boston Logan Intl - Sydney Kingsford Smith, Hartford Bradley Intl - Sydney Kingsford Smith or Worcester - Sydney Kingsford Smith when deciding on the best route from Massachusetts to Sydney.

  • 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 holiday 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 $353). Flying from Massachusetts to Sydney in January is currently the most expensive (average of $1,548). 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

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Penrith
Manly
Katoomba
Terrigal
Lithgow
Bondi Beach
Coogee
Cronulla
Leura
Randwick

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Massachusetts to Sydney

Discover the top 2 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 647,157 searches. Data last updated 11 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,381Average$2,801FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
United AirlinesCheapest$1,638Average$2,019FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Massachusetts to Sydney?

Deals for Massachusetts to Sydney flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Massachusetts to Sydney?

Cheapflights simply makes it quick and affordable to book flights from Massachusetts to Sydney by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Massachusetts to Sydney with no change fees?

Yes, we can. To see specific flights from Massachusetts to Sydney with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Massachusetts to Sydney become cheaper?

Yes! Start tracking prices for Massachusetts to Sydney flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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