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$475+ 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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SYD
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
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 December 4, 2025.

This Delta deal was found by Cheapflights users on 12/2. 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 12/96:00 amBDL - SYD
2 stops34h 30mDelta
Sun 12/1410:40 amSYD - BDL
2 stops26h 31mDelta
Deal found 12/2$1,254
This Air Canada deal was found by Cheapflights users on 12/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:30 amBOS - SYD
3 stops60h 05mAir Canada
Wed 1/1411:20 amSYD - BOS
3 stops46h 30mAir Canada
Deal found 12/1$1,261
This Kiwi.com deal was found by Cheapflights users on 12/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:59 pmBOS - SYD
1 stop23h 01mQantas Airways
Tue 1/132:05 pmSYD - BOS
1 stop41h 24mQantas Airways
Deal found 12/3$1,276
This United Airlines deal was found by Cheapflights users on 12/2. 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.
Sat 12/61:30 pmBOS - SYD
1 stop25h 30mUnited Airlines
Mon 12/89:00 amSYD - BOS
2 stops28h 43mUnited Airlines
Deal found 12/2$1,281
This Air Canada deal was found by Cheapflights users on 12/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:30 amBOS - SYD
3 stops60h 05mAir Canada
Thu 1/1511:20 amSYD - BOS
2 stops44h 37mAir Canada
Deal found 12/1$1,311
This Cheapflightsfares deal was found by Cheapflights users on 12/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:00 amBOS - SYD
1 stop33h 00mQantas Airways
Wed 1/78:10 pmSYD - BOS
2 stops40h 43mQantas Airways
Deal found 12/3$1,326
This Booking.com deal was found by Cheapflights users on 12/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/55:30 amBOS - SYD
3 stops36h 05mAir Canada
Fri 12/1211:20 amSYD - BOS
2 stops38h 12mAir Canada
Deal found 12/4$1,350
This Cheapflightsfares deal was found by Cheapflights users on 12/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/106:25 pmBOS - SYD
2 stops31h 05mQantas Airways
Wed 12/177:15 pmSYD - BOS
2 stops42h 18mQantas Airways
Deal found 12/3$1,356
This Air Canada deal was found by Cheapflights users on 12/1. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:40 pmBOS - SYD
2 stops46h 55mAir Canada
Sat 12/64:00 pmSYD - BOS
2 stops43h 12mAir Canada
Deal found 12/1$1,368
This oojo deal was found by Cheapflights users on 12/1. 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.
Tue 12/28:15 amBOS - SYD
1 stop32h 45mQantas Airways
Sat 12/69:55 pmSYD - BOS
2 stops35h 36mQantas Airways
Deal found 12/1$1,385
This oojo deal was found by Cheapflights users on 12/2. 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 12/76:00 amBDL - SYD
2 stops34h 35mQantas Airways
Sun 12/146:05 amSYD - BDL
2 stops32h 53mQantas Airways
Deal found 12/2$1,395
This oojo deal was found by Cheapflights users on 12/2. 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 12/96:00 amBDL - SYD
2 stops34h 00mQantas Airways
Sat 12/135:30 pmSYD - BDL
2 stops45h 28mQantas Airways
Deal found 12/2$1,543

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 December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,246
(oojo)

One-way from

$475
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$1,880
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. 13% potential increase in price ($225 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 4, 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

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Tue 12/9

6:00 am-8:30 am

2 stops34h 30m

Sydney Kingsford Smith

Sun 12/14

10:40 am-9:11 pm

2 stops26h 31m

$1,254

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Wed 2/4

5:20 pm-1:25 pm

2 stops28h 05m

Sydney Kingsford Smith

Fri 2/27

2:05 pm-11:37 pm

1 stop25h 32m

$1,257

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Fri 1/30

12:11 pm-10:25 am

2 stops30h 14m

Sydney Kingsford Smith

Mon 2/23

5:45 pm-6:05 am

1 stop28h 20m

$1,257

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Thu 2/5

5:20 pm-12:30 pm

2 stops27h 10m

Sydney Kingsford Smith

Tue 2/24

5:45 pm-6:05 am

1 stop28h 20m

$1,257

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sat 1/24

5:57 pm-6:20 am

1 stop44h 23m

Sydney Kingsford Smith

Fri 2/6

11:20 am-4:52 pm

1 stop21h 32m

$1,258

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sat 2/14

5:50 pm-6:20 am

1 stop44h 30m

Sydney Kingsford Smith

Sat 2/21

11:50 am-11:30 pm

1 stop27h 40m

$1,290

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sat 1/24

11:12 am-8:30 am

2 stops29h 18m

Sydney Kingsford Smith

Fri 2/6

10:40 am-6:54 pm

2 stops24h 14m

$1,316

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sun 2/8

5:30 pm-8:30 am

1 stop23h 00m

Sydney Kingsford Smith

Thu 2/12

2:15 pm-9:23 pm

1 stop23h 08m

$1,347

HartfordSydney

BDL - SYD

BDLSYD

Hartford Bradley Intl

Sun 12/7

6:00 am-8:35 am

2 stops34h 35m

Sydney Kingsford Smith

Sun 12/14

6:05 am-10:58 pm

2 stops32h 53m

$1,395

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Tue 1/20

4:20 pm-7:45 pm

3 stops35h 25m

Sydney Kingsford Smith

Wed 1/28

9:40 pm-3:20 pm

2 stops33h 40m

$1,400

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 39 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 $1,087). 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 December 4, 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.

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 $1,257, Delta can have you in Sydney from Massachusetts in 28h 05m. 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 ($558), United Airlines ($586), and Qantas Airways ($626).

  • 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 $252). Flying from Massachusetts to Sydney in December is currently the most expensive (average of $1,087). 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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$248Average$385FlexibilityNo cancel feeOn-time62%
DeltaCheapest$318Average$1,272FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$735Average$1,226FlexibilityNo cancel feeOn-time67%
Fiji AirwaysCheapest$765Average$1,418FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$824Average$1,434FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$848Average$1,432FlexibilityNo cancel feeOn-time71%
Qantas AirwaysCheapest$1,099Average$1,456FlexibilityNo 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$1,556FlexibilityNo cancel feeOn-time72%

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