$669+ Cheap flights from Massachusetts to Sydney (SYD)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SYD
Nov 24 — Dec 11
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Last-minute
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Cheapest flights from Massachusetts to SydneyExplore 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 October 25, 2026.
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 October 25, 2026.
This KAYAK deal was found by Cheapflights users on 10/20. 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.
Thu 11/195:30 am -
2 stops36h 05m
Thu 11/2611:20 am -
2 stops38h 28m
Deal found 10/20![Air New Zealand logo]()
$1,297
This oojo deal was found by Cheapflights users on 10/20. 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.
Fri 10/235:45 pm -
1 stop23h 20m
Mon 11/211:10 am -
1 stop21h 19m
Deal found 10/20![Qantas Airways logo]()
$1,298
This BusinessClass deal was found by Cheapflights users on 10/20. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/133:30 pm -
2 stops26h 05m
Sat 11/2111:20 am -
2 stops38h 28m
Deal found 10/20![Air New Zealand logo]()
$1,300
This Air Canada deal was found by Cheapflights users on 10/21. 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 10/265:30 am -
3 stops36h 05m
Wed 11/411:20 am -
3 stops38h 28m
Deal found 10/21![Air Canada logo]()
$1,301
This Ovago deal was found by Cheapflights users on 10/20. 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.
Fri 11/133:30 pm -
2 stops26h 05m
Fri 11/2011:20 am -
1 stop39h 02m
Deal found 10/20![Air New Zealand logo]()
$1,303
This Alaska Airlines deal was found by Cheapflights users on 10/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:44 pm -
2 stops34h 01m
Sat 11/219:40 pm -
2 stops47h 44m
Deal found 10/20![Multiple Airlines logo]()
$1,304
This BusinessClass deal was found by Cheapflights users on 10/22. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/83:10 pm -
1 stop26h 25m
Sun 11/2211:20 am -
2 stops38h 28m
Deal found 10/22![Air New Zealand logo]()
$1,306
This Ovago deal was found by Cheapflights users on 10/20. 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.
Fri 11/135:45 am -
1 stop35h 50m
Fri 11/2011:20 am -
1 stop27h 17m
Deal found 10/20![Multiple Airlines logo]()
$1,307
This Delta deal was found by Cheapflights users on 10/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:55 pm -
1 stop45h 35m
Tue 11/2410:40 am -
2 stops48h 10m
Deal found 10/22![Delta logo]()
$1,309
This FlightHub deal was found by Cheapflights users on 10/20. 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 10/255:30 am -
2 stops36h 05m
Thu 11/511:20 am -
2 stops26h 08m
Deal found 10/20![Air Canada logo]()
$1,311
This Air Canada deal was found by Cheapflights users on 10/20. 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 11/1310:25 am -
2 stops31h 10m
Wed 11/2511:20 am -
2 stops38h 28m
Deal found 10/20![Air Canada logo]()
$1,316
This Air Canada deal was found by Cheapflights users on 10/22. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/910:25 am -
2 stops31h 10m
Thu 11/1911:20 am -
2 stops43h 33m
Deal found 10/22![Air Canada logo]()
$1,317
Best flights from Massachusetts to SydneyDiscover carefully curated flight deals from Massachusetts to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
Discover carefully curated flight deals from Massachusetts to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 25, 2026.
This Delta deal was found by Cheapflights users on 10/20. 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.
Sun 11/154:15 pm -
1 stop24h 15m
Fri 11/2010:40 am -
1 stop24h 40m
Deal found 10/20![Delta logo]()
$1,324
This United Airlines deal was found by Cheapflights users on 10/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/171:32 pm -
2 stops27h 48m
Tue 12/2211:50 am -
2 stops28h 09m
Deal found 10/22![United Airlines logo]()
$1,337
This Qatar Airways deal was found by Cheapflights users on 10/23. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/235:27 pm -
2 stops33h 53m
Fri 3/510:10 pm -
2 stops36h 12m
Deal found 10/23![Qatar Airways logo]()
$1,692
This United Airlines deal was found by Cheapflights users on 10/24. 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 11/141:32 pm -
2 stops27h 48m
Sat 11/219:10 am -
1 stop21h 17m
Deal found 10/24![United Airlines logo]()
$1,375
This Delta deal was found by Cheapflights users on 10/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/235:30 am -
2 stops35h 00m
Thu 3/410:40 am -
2 stops25h 05m
Deal found 10/23![Delta logo]()
$1,380
This United Airlines deal was found by Cheapflights users on 10/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/271:32 pm -
2 stops27h 48m
Fri 12/41:20 pm -
1 stop24h 04m
Deal found 10/22![United Airlines logo]()
$1,375
This Delta deal was found by Cheapflights users on 10/21. 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.
Wed 12/308:30 pm -
1 stop44h 00m
Thu 1/141:35 pm -
2 stops26h 18m
Deal found 10/21![Delta logo]()
$1,392
This United Airlines deal was found by Cheapflights users on 10/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/226:03 pm -
1 stop23h 02m
Fri 3/511:50 am -
1 stop21h 17m
Deal found 10/23![United Airlines logo]()
$1,431
This United Airlines deal was found by Cheapflights users on 10/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/188:30 am -
1 stop32h 35m
Fri 3/511:20 am -
1 stop21h 22m
Deal found 10/22![United Airlines logo]()
$1,550
This United Airlines deal was found by Cheapflights users on 10/20. 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 1/27:00 am -
2 stops34h 20m
Tue 1/1911:20 am -
2 stops26h 33m
Deal found 10/20![United Airlines logo]()
$1,653
This United Airlines deal was found by Cheapflights users on 10/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/215:17 pm -
1 stop45h 43m
Sat 11/289:10 am -
1 stop21h 17m
Deal found 10/22![United Airlines logo]()
$1,731
This United Airlines deal was found by Cheapflights users on 10/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/207:41 pm -
2 stops45h 24m
Sat 11/289:10 am -
2 stops38h 33m
Deal found 10/22![United Airlines logo]()
$1,801
Last-minute flights from Massachusetts to SydneyDiscover last-minute flight deals from Massachusetts to Sydney. Data last updated October 25, 2026 and is based on user searches.
Discover last-minute flight deals from Massachusetts to Sydney. Data last updated October 25, 2026 and is based on user searches.
This oojo deal was found by Cheapflights users on 10/20. 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.
Fri 10/235:45 pm -
1 stop23h 20m
Tue 11/1011:10 am -
1 stop21h 19m
Deal found 10/20![Qantas Airways logo]()
$1,298
This FlightHub deal was found by Cheapflights users on 10/20. 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 10/255:30 am -
2 stops36h 05m
Thu 11/511:20 am -
2 stops26h 08m
Deal found 10/20![Air Canada logo]()
$1,311
This Air Canada deal was found by Cheapflights users on 10/21. 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 10/265:30 am -
3 stops36h 05m
Wed 11/411:20 am -
3 stops38h 28m
Deal found 10/21![Air Canada logo]()
$1,301
This Delta deal was found by Cheapflights users on 10/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/76:55 pm -
1 stop45h 35m
Tue 11/2410:40 am -
2 stops48h 10m
Deal found 10/22![Delta logo]()
$1,309
This BusinessClass deal was found by Cheapflights users on 10/22. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/83:10 pm -
1 stop26h 25m
Sun 11/2211:20 am -
2 stops38h 28m
Deal found 10/22![Air New Zealand logo]()
$1,306
This Air Canada deal was found by Cheapflights users on 10/22. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/910:25 am -
2 stops31h 10m
Thu 11/1911:20 am -
2 stops43h 33m
Deal found 10/22![Air Canada logo]()
$1,317
This Alaska Airlines deal was found by Cheapflights users on 10/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:44 pm -
2 stops34h 01m
Sat 11/219:40 pm -
2 stops47h 44m
Deal found 10/20![Multiple Airlines logo]()
$1,304
This BusinessClass deal was found by Cheapflights users on 10/20. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/133:30 pm -
2 stops26h 05m
Sat 11/2111:20 am -
2 stops38h 28m
Deal found 10/20![Air New Zealand logo]()
$1,300
This Ovago deal was found by Cheapflights users on 10/20. 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.
Fri 11/133:30 pm -
2 stops26h 05m
Fri 11/2011:20 am -
1 stop39h 02m
Deal found 10/20![Air New Zealand logo]()
$1,303
This Ovago deal was found by Cheapflights users on 10/20. 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.
Fri 11/135:45 am -
1 stop35h 50m
Fri 11/2011:20 am -
1 stop27h 17m
Deal found 10/20![Multiple Airlines logo]()
$1,307
This Air Canada deal was found by Cheapflights users on 10/20. 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 11/1310:25 am -
2 stops31h 10m
Wed 11/2511:20 am -
2 stops38h 28m
Deal found 10/20![Air Canada logo]()
$1,316
This KAYAK deal was found by Cheapflights users on 10/20. 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.
Thu 11/195:30 am -
2 stops36h 05m
Thu 11/2611:20 am -
2 stops38h 28m
Deal found 10/20![Air New Zealand logo]()
$1,297
One-way flights from Massachusetts to SydneySearch for one-way flight options from Massachusetts to Sydney. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
Search for one-way flight options from Massachusetts to Sydney. Find affordable one-way fares based on user searches. Data last updated October 25, 2026.
This Thrive Travel deal was found by Cheapflights users on 10/23. 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 Thrive Travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2910:45 am -
1 stop31h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Qantas Airways logo]()
$669
This BYOjet deal was found by Cheapflights users on 10/21. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/47:00 am -
2 stops31h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/21![Alaska Airlines logo]()
$677
This oojo deal was found by Cheapflights users on 10/20. 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 11/49:00 am -
1 stop29h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Qantas Airways logo]()
$691
This oojo deal was found by Cheapflights users on 10/20. 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 11/159:00 am -
1 stop32h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Qantas Airways logo]()
$695
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Mon 11/2311:10 am -
2 stops57h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Multiple Airlines logo]()
$697
This American Airlines deal was found by Cheapflights users on 10/20. 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.
Wed 11/44:00 pm -
2 stops25h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![American Airlines logo]()
$699
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Sun 11/155:30 am -
3 stops35h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![United Airlines logo]()
$701
This oojo deal was found by Cheapflights users on 10/24. 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 11/146:45 pm -
1 stop43h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Qantas Airways logo]()
$707
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 October 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,297 (KAYAK) |
One-way from | $669 (Thrive Travel) |
Popular in | December |
Cheapest in | May |
Average price | $1,408 |
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 7,457,451 searches. Data last updated October 25, 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
Cheapest round-trip
BostonSydney
BOS Boston Logan Intl - SYD Sydney Kingsford Smith
BOSSYD
Boston Logan Intl
Wed 11/4
2:25 pm-9:00 am
1 stop26h 35m
Sydney Kingsford Smith
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$692
BostonSydney
BOS Boston Logan Intl - SYD Sydney Kingsford Smith
BOSSYD
Boston Logan Intl
Mon 11/23
11:10 am-12:10 pm
2 stops57h 00m
Sydney Kingsford Smith
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$697
BostonSydney
BOS Boston Logan Intl - SYD Sydney Kingsford Smith
BOSSYD
Boston Logan Intl
Sun 11/15
5:30 am-9:20 am
3 stops35h 50m
Sydney Kingsford Smith
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$701
BostonSydney
BOS Boston Logan Intl - SYD Sydney Kingsford Smith
BOSSYD
Boston Logan Intl
Sat 11/14
6:45 pm-6:25 am
1 stop43h 40m
Sydney Kingsford Smith
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$707
BostonSydney
BOS Boston Logan Intl - SYD Sydney Kingsford Smith
BOSSYD
Boston Logan Intl
Sat 11/14
2:40 pm-9:05 am
2 stops50h 25m
Sydney Kingsford Smith
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$726
BostonSydney
BOS Boston Logan Intl - SYD Sydney Kingsford Smith
BOSSYD
Boston Logan Intl
Wed 12/9
3:29 pm-9:00 am
2 stops25h 31m
Sydney Kingsford Smith
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$735
Quickest round-trip
BostonSydney
BOS Boston Logan Intl - SYD Sydney Kingsford Smith
BOSSYD
Boston Logan Intl
Mon 11/30
5:59 pm-9:05 am
1 stop23h 06m
Sydney Kingsford Smith
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$737
BostonSydney
BOS Boston Logan Intl - SYD Sydney Kingsford Smith
BOSSYD
Boston Logan Intl
Mon 11/23
5:30 am-9:20 am
3 stops35h 50m
Sydney Kingsford Smith
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$738
BostonSydney
BOS Boston Logan Intl - SYD Sydney Kingsford Smith
BOSSYD
Boston Logan Intl
Sat 12/5
4:56 pm-7:45 pm
2 stops58h 49m
Sydney Kingsford Smith
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$741
BostonSydney
BOS Boston Logan Intl - SYD Sydney Kingsford Smith
BOSSYD
Boston Logan Intl
Sun 11/29
5:15 pm-10:00 am
3 stops48h 45m
Sydney Kingsford Smith
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$760
Showing 1-10 of 23 resultsSorted by cheapest first
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.
BOS-SYD
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
USMA-SYD
BOS-SYD
What is the cheapest month to book a flight from Massachusetts to Sydney?
Currently, May is the cheapest month in which you can book a flight from Massachusetts to Sydney (average of $1,260). Flying from Massachusetts to Sydney in December is currently the most expensive (average of $1,857). 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?
Airfare is below average for this route at the moment.
Massachusetts to Sydney flights typically cost between $1,315 and $1,630 in November.The cheapest round-trip price found within the last 5 days was $1,297 on Air New Zealand (Nov 19-Nov 26).
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 1 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.
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Book flights to Sydney if you plan to visit one of these locationsParramatta
Wollongong
Coogee
Manly
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Massachusetts and Sydney flights
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Massachusetts to Sydney flights
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Top 8 airlines flying from Massachusetts to Sydney
Discover the top 8 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 7,457,451 searches. Data last updated October 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$317 | Average$1,611 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$703 | Average$769 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$1,087 | Average$1,228 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$1,090 | Average$1,511 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$1,118 | Average$1,481 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$1,131 | Average$1,354 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$1,143 | Average$1,454 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,175 | Average$1,505 | FlexibilityNo cancel fee | On-time68% |