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 14/11. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BOS
30 Nov — 7 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 31 October 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 31 October 2025.
Wed 12/1111:20SYD - BOS
3 stops46h 30mAir Canada
Wed 19/1105:30BOS - SYD
2 stops36h 05mAir Canada
Deal found 30/10$1,323
Thu 13/1111:20SYD - BOS
2 stops27h 17mAir Canada
Mon 17/1118:40BOS - SYD
3 stops46h 55mAir Canada
Deal found 30/10$1,334
Tue 11/1111:20SYD - BOS
2 stops38h 12mAir Canada
Mon 17/1118:40BOS - SYD
2 stops46h 55mAir Canada
Deal found 30/10$1,345
Fri 14/1111:20SYD - BOS
2 stops38h 12mAir Canada
Wed 19/1110:15BOS - SYD
2 stops31h 20mAir Canada
Deal found 30/10$1,421
Wed 12/1111:20SYD - BOS
2 stops38h 37mAir Canada
Thu 20/1106:15BOS - SYD
2 stops35h 20mAir Canada
Deal found 30/10$1,441
Sun 16/1111:20SYD - BOS
2 stops27h 17mAir Canada
Wed 19/1115:40BOS - SYD
2 stops25h 55mAir Canada
Deal found 30/10$1,506
Fri 14/1111:20SYD - BOS
2 stops27h 17mAir Canada
Fri 21/1119:55BOS - SYD
2 stops45h 40mAir Canada
Deal found 30/10$1,515
Sat 15/1111:20SYD - BOS
2 stops27h 17mAir Canada
Wed 19/1110:15BOS - SYD
2 stops31h 20mAir Canada
Deal found 30/10$1,581
Tue 11/1111:20SYD - BOS
2 stops38h 37mAir Canada
Thu 20/1106:15BOS - SYD
2 stops35h 20mAir Canada
Deal found 30/10$1,590
Thu 13/1121:40SYD - BOS
2 stops34h 01mAlaska Airlines
Sun 16/1118:59BOS - SYD
2 stops32h 46mAlaska Airlines
Deal found 30/10$1,597
Tue 11/1121:40SYD - BOS
2 stops42h 40mAlaska Airlines
Sun 16/1118:59BOS - SYD
2 stops32h 46mAlaska Airlines
Deal found 30/10$1,607
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 31 October 2025.
Thu 13/1111:20SYD - BOS
2 stops27h 17mAir Canada
Thu 20/1106:15BOS - SYD
2 stops35h 20mAir Canada
Deal found 30/10$1,441
Wed 15/412:10SYD - BOS
1 stop20h 49mAmerican Airlines
Tue 28/416:19BOS - SYD
2 stops24h 46mAmerican Airlines
Deal found 29/10$1,596
Tue 11/1112:10SYD - BOS
1 stop20h 56mUnited Airlines
Wed 19/1115:37BOS - SYD
1 stop23h 23mUnited Airlines
Deal found 30/10$1,617
Wed 25/209:45SYD - BOS
2 stops25h 40mQantas Airways
Thu 12/316:35BOS - SYD
1 stop25h 25mQantas Airways
Deal found 29/10$1,731
Thu 26/214:05SYD - BOS
2 stops24h 21mMultiple Airlines
Fri 13/314:12BOS - SYD
2 stops27h 03mMultiple Airlines
Deal found 30/10$1,741
Sun 16/1121:40SYD - BOS
1 stop24h 06mAlaska Airlines
Tue 18/1107:46BOS - SYD
1 stop43h 59mAlaska Airlines
Deal found 30/10$1,753
Tue 11/1111:20SYD - BOS
2 stops44h 37mAir Canada
Fri 21/1119:55BOS - SYD
2 stops45h 40mAir Canada
Deal found 30/10$1,590
Tue 11/1112:10SYD - BOS
1 stop20h 56mUnited Airlines
Tue 18/1117:57BOS - SYD
1 stop23h 18mUnited Airlines
Deal found 30/10$1,617
Sat 15/1121:40SYD - BOS
2 stops34h 01mAlaska Airlines
Tue 18/1107:46BOS - SYD
1 stop43h 59mAlaska Airlines
Deal found 30/10$1,760
Tue 11/1112:10SYD - BOS
1 stop23h 14mUnited Airlines
Mon 17/1118:10BOS - SYD
1 stop22h 55mUnited Airlines
Deal found 30/10$1,617
Thu 13/1111:50SYD - BOS
2 stops22h 42mUnited Airlines
Mon 17/1120:30BOS - SYD
1 stop44h 45mUnited Airlines
Deal found 30/10$1,617
Thu 22/111:50SYD - BOS
1 stop22h 11mUnited Airlines
Fri 13/215:14BOS - SYD
1 stop23h 46mUnited Airlines
Deal found 30/10$1,699
Last-minute flights from Sydney to Boston
Discover last-minute flight deals from Sydney to Boston. Data last updated 31 October 2025 and is based on user searches.
Tue 11/1111:20SYD - BOS
2 stops43h 32mAir Canada
Tue 18/1118:40BOS - SYD
2 stops46h 55mAir Canada
Deal found 30/10$1,345
Tue 11/1111:20SYD - BOS
2 stops38h 37mAir Canada
Thu 20/1106:15BOS - SYD
2 stops35h 20mAir Canada
Deal found 30/10$1,590
Tue 11/1121:40SYD - BOS
2 stops42h 40mAlaska Airlines
Sun 16/1118:59BOS - SYD
2 stops32h 46mAlaska Airlines
Deal found 30/10$1,607
Wed 12/1111:20SYD - BOS
3 stops46h 30mAir Canada
Wed 19/1105:30BOS - SYD
2 stops36h 05mAir Canada
Deal found 30/10$1,323
Wed 12/1111:20SYD - BOS
2 stops38h 37mAir Canada
Thu 20/1106:15BOS - SYD
2 stops35h 20mAir Canada
Deal found 30/10$1,441
Thu 13/1111:20SYD - BOS
2 stops27h 17mAir Canada
Mon 17/1118:40BOS - SYD
3 stops46h 55mAir Canada
Deal found 30/10$1,334
Thu 13/1121:40SYD - BOS
2 stops34h 01mAlaska Airlines
Sun 16/1118:59BOS - SYD
2 stops32h 46mAlaska Airlines
Deal found 30/10$1,597
Fri 14/1111:20SYD - BOS
2 stops38h 12mAir Canada
Wed 19/1110:15BOS - SYD
2 stops31h 20mAir Canada
Deal found 30/10$1,421
Fri 14/1111:20SYD - BOS
2 stops27h 17mAir Canada
Fri 21/1119:55BOS - SYD
2 stops45h 40mAir Canada
Deal found 30/10$1,515
Sat 15/1111:20SYD - BOS
2 stops27h 17mAir Canada
Wed 19/1110:15BOS - SYD
2 stops31h 20mAir Canada
Deal found 30/10$1,581
Sun 16/1111:20SYD - BOS
2 stops38h 37mAir Canada
Tue 18/1115:40BOS - SYD
2 stops25h 55mAir Canada
Deal found 30/10$1,506
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 31 October 2025.
Fri 14/1113:55SYD - BOS
2 stops33h 25mAir New Zealand
Deal found 29/10$938
Sun 15/321:50SYD - BOS
3 stops56h 20mMultiple Airlines
Deal found 29/10$1,058
Fri 14/1120:05SYD - BOS
3 stops58h 05mMultiple Airlines
Deal found 29/10$1,077
Tue 24/310:20SYD - BOS
2 stops47h 52mAir Canada
Deal found 29/10$1,145
Thu 15/111:20SYD - BOS
2 stops24h 22mAir Canada
Deal found 30/10$1,147
Thu 15/111:20SYD - BOS
1 stop25h 38mQantas Airways
Deal found 30/10$1,150
Tue 24/311:20SYD - BOS
1 stop25h 40mQantas Airways
Deal found 31/10$1,154
Sun 18/112:30SYD - BOS
2 stops24h 23mQantas Airways
Deal found 29/10$1,166
Tue 31/318:45SYD - BOS
1 stop27h 11mAmerican Airlines
Deal found 31/10$1,174
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 31 October 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
Thu 13/11
11:20-22:37
2 stops27h 17m
Boston Logan Intl
Thu 20/11
06:15-09:35
2 stops35h 20m
$1,441
SydneyBoston
SYD - BOS
SYDBOS
Sydney Kingsford Smith
Tue 11/11
11:20-15:57
2 stops44h 37m
Boston Logan Intl
Fri 21/11
19:55-09:35
2 stops45h 40m
$1,590
SydneyBoston
SYD - BOS
SYDBOS
Sydney Kingsford Smith
Wed 15/4
12:10-18:59
1 stop20h 49m
Boston Logan Intl
Tue 28/4
16:19-07:05
2 stops24h 46m
$1,596
SydneyBoston
SYD - BOS
SYDBOS
Sydney Kingsford Smith
Tue 11/11
12:10-17:06
1 stop20h 56m
Boston Logan Intl
Wed 19/11
15:37-07:00
1 stop23h 23m
$1,617
SydneyBoston
SYD - BOS
SYDBOS
Sydney Kingsford Smith
Tue 11/11
12:10-17:06
1 stop20h 56m
Boston Logan Intl
Tue 18/11
17:57-09:15
1 stop23h 18m
$1,617
SydneyBoston
SYD - BOS
SYDBOS
Sydney Kingsford Smith
Tue 11/11
12:10-19:24
1 stop23h 14m
Boston Logan Intl
Mon 17/11
18:10-09:05
1 stop22h 55m
$1,617
SydneyBoston
SYD - BOS
SYDBOS
Sydney Kingsford Smith
Thu 13/11
11:50-18:32
2 stops22h 42m
Boston Logan Intl
Mon 17/11
20:30-09:15
1 stop44h 45m
$1,617
SydneyBoston
SYD - BOS
SYDBOS
Sydney Kingsford Smith
Thu 22/1
11:50-18:01
1 stop22h 11m
Boston Logan Intl
Fri 13/2
15:14-07:00
1 stop23h 46m
$1,699
SydneyBoston
SYD - BOS
SYDBOS
Sydney Kingsford Smith
Wed 25/2
09:45-19:25
2 stops25h 40m
Boston Logan Intl
Thu 12/3
16:35-09:00
1 stop25h 25m
$1,731
SydneyBoston
SYD - BOS
SYDBOS
Sydney Kingsford Smith
Thu 26/2
14:05-22:26
2 stops24h 21m
Boston Logan Intl
Fri 13/3
14:12-08:15
2 stops27h 03m
$1,741
Flights are sorted by cheapest return flights first.
Deals found on 29/10
Showing 1-10 of 18 results
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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 24 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 $975). Flying from Sydney to Boston in April is currently the most expensive (average of $1,707). 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 31 October 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 50% 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 04m.
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 04m.
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 51m.
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 31 October 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?
Air Canada, American Airlines, and United Airlines can get you from Sydney to Boston in just under 20h 49m. Your travel time can differ by up to 6h 28m. 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 $974. Additional round-trip tickets that might be worth considering are offered by Virgin Australia and Air Canada, with the lowest prices starting at $1,095 and $1,252, 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 $975). Flying from Sydney to Boston in April is currently the most expensive (average of $1,707). 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
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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 31 October 2025.
Explore flights to Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 31 October 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 31 October 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.
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