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.
SYD — BOS
7 Dec — 14 Dec1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Sydney Kingsford Smith to Boston Logan Intl are usually found in October or March, booked 32 days in advance, depart on a Sunday or Monday and return on a Tuesday
Cheap flight deals from Sydney to Boston
Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 7 November 2025.
Explore the most affordable flight options available from Sydney to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 November 2025.
Mon 17/1111:20SYD - BOS
2 stops50h 07mAir Canada
Mon 1/1218:40BOS - SYD
2 stops44h 15mAir Canada
Deal found 5/11$1,367
Mon 17/1117:45SYD - BOS
2 stops33h 20mMultiple Airlines
Mon 1/1221:54BOS - SYD
2 stops41h 31mMultiple Airlines
Deal found 5/11$1,511
Wed 3/1211:20SYD - BOS
3 stops46h 30mAir Canada
Mon 22/1205:30BOS - SYD
2 stops36h 05mAir Canada
Deal found 5/11$1,527
Wed 3/1211:20SYD - BOS
3 stops46h 30mAir Canada
Sun 21/1216:35BOS - SYD
2 stops49h 00mAir Canada
Deal found 5/11$1,536
Thu 4/1211:20SYD - BOS
2 stops26h 07mAir Canada
Mon 22/1205:30BOS - SYD
3 stops36h 05mAir Canada
Deal found 5/11$1,557
Mon 17/1111:20SYD - BOS
2 stops23h 27mAmerican Airlines
Mon 1/1212:00BOS - SYD
1 stop29h 00mAmerican Airlines
Deal found 5/11$1,594
Fri 5/1211:20SYD - BOS
3 stops46h 30mAir Canada
Mon 22/1205:30BOS - SYD
2 stops36h 05mAir Canada
Deal found 5/11$1,600
Mon 17/1110:40SYD - BOS
1 stop24h 52mDelta
Mon 1/1216:30BOS - SYD
1 stop24h 00mDelta
Deal found 5/11$1,613
Best flights from Sydney to Boston
Discover carefully curated flight deals from Sydney to Boston that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 7 November 2025.
Mon 17/1110:40SYD - BOS
1 stop24h 52mDelta
Mon 1/1216:30BOS - SYD
1 stop24h 00mDelta
Deal found 5/11$1,613
Mon 8/1211:20SYD - BOS
1 stop35h 54mQantas Airways
Wed 17/1218:25BOS - SYD
1 stop22h 35mQantas Airways
Deal found 5/11$1,653
Wed 14/121:40SYD - BOS
2 stops33h 40mAlaska Airlines
Wed 28/118:44BOS - SYD
2 stops33h 01mAlaska Airlines
Deal found 5/11$1,719
Fri 6/307:20SYD - BOS
2 stops23h 47mMultiple Airlines
Sun 15/316:23BOS - SYD
1 stop23h 32mMultiple Airlines
Deal found 7/11$1,871
Thu 4/1212:10SYD - BOS
1 stop20h 56mUnited Airlines
Sun 21/1216:46BOS - SYD
1 stop46h 14mUnited Airlines
Deal found 5/11$2,070
Fri 5/1211:20SYD - BOS
1 stop26h 59mQantas Airways
Wed 17/1208:14BOS - SYD
1 stop32h 46mQantas Airways
Deal found 5/11$1,727
Wed 4/311:45SYD - BOS
3 stops28h 12mMultiple Airlines
Thu 19/309:20BOS - SYD
3 stops32h 25mMultiple Airlines
Deal found 5/11$1,916
Last-minute flights from Sydney to Boston
Discover last-minute flight deals from Sydney to Boston. Data last updated 7 November 2025 and is based on user searches.
Mon 17/1111:20SYD - BOS
2 stops50h 07mAir Canada
Mon 1/1218:40BOS - SYD
2 stops44h 15mAir Canada
Deal found 5/11$1,367
Mon 17/1117:45SYD - BOS
2 stops33h 20mMultiple Airlines
Mon 1/1221:54BOS - SYD
2 stops41h 31mMultiple Airlines
Deal found 5/11$1,511
Mon 17/1111:20SYD - BOS
2 stops23h 40mAmerican Airlines
Mon 1/1217:45BOS - SYD
1 stop23h 15mAmerican Airlines
Deal found 5/11$1,594
Mon 17/1110:40SYD - BOS
1 stop24h 52mDelta
Mon 1/1216:30BOS - SYD
1 stop24h 00mDelta
Deal found 5/11$1,613
Wed 3/1211:20SYD - BOS
3 stops46h 30mAir Canada
Mon 22/1205:30BOS - SYD
2 stops36h 05mAir Canada
Deal found 5/11$1,527
Wed 3/1211:20SYD - BOS
3 stops46h 30mAir Canada
Sun 21/1216:35BOS - SYD
2 stops49h 00mAir Canada
Deal found 5/11$1,536
Thu 4/1211:20SYD - BOS
2 stops26h 07mAir Canada
Mon 22/1205:30BOS - SYD
3 stops36h 05mAir Canada
Deal found 5/11$1,557
Fri 5/1211:20SYD - BOS
3 stops46h 30mAir Canada
Mon 22/1205:30BOS - SYD
2 stops36h 05mAir Canada
Deal found 5/11$1,600
One-way flights from Sydney to Boston
Search for one-way flight options from Sydney to Boston. Find affordable one-way fares based on user searches. Data last updated 7 November 2025.
Tue 28/413:15SYD - BOS
3 stops31h 57mMultiple Airlines
Deal found 6/11$829
Fri 14/1106:30SYD - BOS
2 stops24h 24mQantas Airways
Deal found 6/11$839
Wed 12/1120:10SYD - BOS
2 stops37h 06mQantas Airways
Deal found 6/11$842
Tue 24/306:30SYD - BOS
2 stops25h 30mQantas Airways
Deal found 6/11$891
Wed 12/1106:20SYD - BOS
3 stops32h 17mMultiple Airlines
Deal found 6/11$980
Tue 28/409:55SYD - BOS
2 stops35h 23mAir New Zealand
Deal found 6/11$989
Sun 18/106:20SYD - BOS
3 stops29h 22mMultiple Airlines
Deal found 5/11$1,062
Fri 14/1111:15SYD - BOS
3 stops50h 45mMultiple Airlines
Deal found 6/11$1,130
Tue 25/1111:15SYD - BOS
3 stops42h 55mMultiple Airlines
Deal found 5/11$1,140
Sun 18/121:40SYD - BOS
2 stops24h 14mHawaiian Airlines
Deal found 5/11$1,156
Cheapflights Fare Finder
Customise your flight search to find flights from Sydney to Boston 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 7 November 2025.
Use the filters below to find and compare flights from Sydney to Boston that are best for you.
Fly from
Sydney
Fly to
Boston
Route
Depart
Return
Price
SydneyBoston
SYD - BOS
SYDBOS
Sydney Kingsford Smith
Mon 17/11
10:40-19:32
1 stop24h 52m
Boston Logan Intl
Mon 1/12
16:30-08:30
1 stop24h 00m
$1,613
SydneyBoston
SYD - BOS
SYDBOS
Sydney Kingsford Smith
Mon 8/12
11:20-07:14
1 stop35h 54m
Boston Logan Intl
Wed 17/12
18:25-09:00
1 stop22h 35m
$1,653
SydneyBoston
SYD - BOS
SYDBOS
Sydney Kingsford Smith
Wed 14/1
21:40-15:20
2 stops33h 40m
Boston Logan Intl
Wed 28/1
18:44-19:45
2 stops33h 01m
$1,719
SydneyBoston
SYD - BOS
SYDBOS
Sydney Kingsford Smith
Fri 5/12
11:20-22:19
1 stop26h 59m
Boston Logan Intl
Wed 17/12
08:14-09:00
1 stop32h 46m
$1,727
SydneyBoston
SYD - BOS
SYDBOS
Sydney Kingsford Smith
Fri 6/3
07:20-15:07
2 stops23h 47m
Boston Logan Intl
Sun 15/3
16:23-06:55
1 stop23h 32m
$1,871
SydneyBoston
SYD - BOS
SYDBOS
Sydney Kingsford Smith
Wed 4/3
11:45-23:57
3 stops28h 12m
Boston Logan Intl
Thu 19/3
09:20-08:45
3 stops32h 25m
$1,916
SydneyBoston
SYD - BOS
SYDBOS
Sydney Kingsford Smith
Thu 4/12
12:10-17:06
1 stop20h 56m
Boston Logan Intl
Sun 21/12
16:46-07:00
1 stop46h 14m
$2,070
SydneyBoston
SYD - BOS
SYDBOS
Sydney Kingsford Smith
Fri 14/11
06:30-14:54
2 stops24h 24m
$839
SydneyBoston
SYD - BOS
SYDBOS
Sydney Kingsford Smith
Tue 24/3
06:30-17:00
2 stops25h 30m
$891
SydneyBoston
SYD - BOS
SYDBOS
Sydney Kingsford Smith
Wed 12/11
06:20-22:37
3 stops32h 17m
$980
Flights are sorted by cheapest return flights first.
Deals found on 6/11
Showing 1-10 of 17 results
1
2
Best time to book a flight from Sydney to Boston
Have a flexible travel schedule? Discover the best time to fly to Boston from Sydney 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 Sydney to Boston
Prices
More
How far ahead should I book a flight from Sydney to Boston?
Use this chart to determine the optimal time to book a return flight from Sydney to Boston. Price data was last updated on 31 October 2025.
To ensure you get the cheapest price possible for a flight from Sydney to Boston, you should look to book at least 32 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.
What is the cheapest month to book a flight from Sydney to Boston?
Currently, March is the cheapest month in which you can book a flight from Sydney to Boston (average of $985). Flying from Sydney to Boston in April is currently the most expensive (average of $1,725). 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 SYD to BOS?
Find hourly flight availability from Sydney to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 November 2025.
When flying from Sydney to Boston, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 8% versus a flight in the morning.
What is the cheapest day to fly from Sydney to Boston?
Use this chart to determine the cheapest time to fly return from Sydney to Boston. Price data was last updated on 16 December 2024.
Travellers seeking maximum savings on their Sydney to Boston flight should consider departing on Friday at midday when fares are most often at their lowest. Sunday at midday flights should be avoided if possible as fares are typically the most expensive at this time.
What’s the top stopover airport for flights from Sydney to Boston?
Share of one-stop return flights from Sydney to Boston chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Los Angeles (LAX) – chosen by Cheapflights users on 49% of one-stop itineraries from Sydney to Boston on Cheapflights.
What’s the fastest stopover option from Sydney to Boston?
Shortest average travel time for one-stop one-way flights from Sydney to Boston, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Dallas (DFW) have the shortest average one-way travel time for one-stop routes: 21h 01m.
What’s the fastest stopover option from Sydney to Boston?
Shortest average travel time for one-stop one-way flights from Sydney to Boston, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Dallas (DFW) have the shortest average one-way travel time for one-stop routes: 21h 01m.
Which airport typically offers the quickest stopover for flights from Sydney to Boston?
Average stopover duration for one-stop one-way flights from Sydney to Boston, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Dallas (DFW) offer the fastest connection on this route, with an average stopover time of 1h 49m.
Reviews of airlines servicing Boston
Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated 7 November 2025.
Get a feel of what it's like to fly with Cathay Pacific, Virgin Australia, andQantas Airways from Sydney to Boston by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Everything was good except the typhoon that cause cancelation of my return flight with i had not got any compensation for
Related info for your journey
Find useful and relevant information for your journey from Sydney to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How long is the flight from Sydney to Boston?
Delta, Qantas Airways, and Alaska Airlines can get you from Sydney to Boston in just under 24h 52m. Your travel time can differ by up to 11h 02m. Sydney and Boston are separated by a distance of 16240 km. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from Sydney to Boston round-trip?
Flying on Hawaiian Airlines is currently your cheapest option to Boston, with prices starting at $984. Additional round-trip tickets that might be worth considering are offered by Virgin Australia and Air Canada, with the lowest prices starting at $1,057 and $1,265, respectively. Users have found that Hawaiian Airlines is 50% cheaper than the other options available to this destination.
Can I find deals for business class flights from Sydney to Boston?
Yes. Cheapflights offers flight deals from Sydney to Boston 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 Sydney to Boston?
Currently, March is the cheapest month in which you can book a flight from Sydney to Boston (average of $985). Flying from Sydney to Boston in April is currently the most expensive (average of $1,725). 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.
Book flights to Boston if you plan to visit one of these locations
Revere
Cambridge
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Fly from Sydney to Boston on these airlines
Choose from the following airlines for your flight from Sydney to Boston. Flights are based on user searches made on Cheapflights and were last updated on 7 November 2025.
Explore flights to Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 7 November 2025.
Discover the top 10 airlines that operate flights from Sydney to Boston. 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 7 November 2025.
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 Sydney to Boston?
Deals for Sydney to Boston 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 Sydney to Boston?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Sydney to Boston for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Sydney to Boston with no change fees?
Certainly. Search results for flights to Boston from Sydney shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Sydney to Boston become cheaper?
Yes, Cheapflights offers price alerts on Sydney to Boston flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyse navigation, to offer and measure personalised advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review your choices and withdraw your consent at any time by clicking the ’Privacy Preferences’ link in the page side navigation.