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Cheap flights from Sydney to Boston from $871
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/10. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BOS
8 Nov — 15 Nov1
Cheap flight deals from Sydney to Boston
Enter your travel dates to find the best prices.
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Best
Last-minute
One-way
Cheapest flights from Sydney to BostonExplore 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 9 October 2026.
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 9 October 2026.
Thu 5/1111:20 -
2 stops38h 28m
Thu 12/1110:25 -
2 stops31h 10m
Deal found 8/10$1,321
Tue 17/1111:20 -
2 stops38h 28m
Sun 6/1218:25 -
3 stops47h 10m
Deal found 6/10$1,351
Wed 14/1010:20 -
2 stops38h 30m
Tue 1/1205:30 -
2 stops33h 25m
Deal found 8/10$1,364
Thu 19/1111:20 -
2 stops38h 28m
Mon 30/1110:25 -
2 stops31h 10m
Deal found 8/10$1,371
Tue 20/1010:20 -
2 stops38h 30m
Tue 10/1115:30 -
2 stops26h 05m
Deal found 6/10$1,373
Tue 17/1111:20 -
2 stops38h 28m
Wed 2/1218:35 -
2 stops44h 20m
Deal found 6/10$1,376
Wed 4/1111:20 -
2 stops38h 28m
Wed 11/1118:35 -
2 stops47h 00m
Deal found 5/10$1,379
Thu 29/1010:20 -
2 stops26h 08m
Sun 6/1219:40 -
2 stops45h 55m
Deal found 8/10$1,382
Best flights from Sydney to BostonDiscover 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 9 October 2026.
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 9 October 2026.
Tue 27/1011:10 -
1 stop24h 47m
Tue 3/1114:25 -
1 stop26h 35m
Deal found 9/10$1,459
Tue 20/1011:20 -
2 stops23h 40m
Tue 10/1118:01 -
1 stop23h 19m
Deal found 6/10$1,512
Tue 27/1009:40 -
2 stops29h 19m
Wed 4/1115:15 -
2 stops25h 15m
Deal found 5/10$1,512
Thu 29/1010:55 -
1 stop20h 58m
Sun 6/1209:15 -
2 stops29h 05m
Deal found 8/10$1,512
Mon 26/1009:40 -
2 stops29h 18m
Wed 4/1114:59 -
2 stops25h 31m
Deal found 8/10$1,514
Mon 1/211:50 -
1 stop21h 08m
Tue 16/212:10 -
2 stops26h 50m
Deal found 5/10$1,591
Thu 25/210:40 -
1 stop21h 50m
Thu 11/306:55 -
2 stops33h 35m
Deal found 9/10$1,660
Tue 2/211:50 -
1 stop21h 08m
Wed 17/215:19 -
2 stops26h 01m
Deal found 6/10$1,591
Tue 2/211:20 -
1 stop21h 31m
Fri 26/214:16 -
2 stops27h 04m
Deal found 9/10$1,660
Wed 3/211:20 -
1 stop21h 31m
Fri 26/210:30 -
2 stops27h 50m
Deal found 9/10$1,660
Wed 3/211:20 -
1 stop21h 31m
Thu 18/215:00 -
2 stops26h 05m
Deal found 7/10$1,666
Fri 29/109:20 -
2 stops25h 10m
Fri 12/215:00 -
2 stops26h 05m
Deal found 6/10$1,732
Last-minute flights from Sydney to BostonDiscover last-minute flight deals from Sydney to Boston. Data last updated 9 October 2026 and is based on user searches.
Discover last-minute flight deals from Sydney to Boston. Data last updated 9 October 2026 and is based on user searches.
Wed 14/1010:20 -
2 stops38h 30m
Tue 1/1205:30 -
2 stops33h 25m
Deal found 8/10$1,364
Tue 20/1010:20 -
2 stops38h 30m
Tue 10/1115:30 -
2 stops26h 05m
Deal found 6/10$1,373
Thu 29/1010:20 -
2 stops26h 08m
Sun 6/1219:40 -
2 stops45h 55m
Deal found 8/10$1,382
Wed 4/1111:20 -
2 stops38h 28m
Wed 11/1118:35 -
2 stops47h 00m
Deal found 5/10$1,379
Thu 5/1111:20 -
2 stops38h 28m
Thu 12/1110:25 -
2 stops31h 10m
Deal found 8/10$1,321
Tue 17/1111:20 -
2 stops38h 28m
Sun 6/1218:25 -
3 stops47h 10m
Deal found 6/10$1,351
Tue 17/1111:20 -
2 stops38h 28m
Wed 2/1218:35 -
2 stops44h 20m
Deal found 6/10$1,376
Thu 19/1111:20 -
2 stops38h 28m
Mon 30/1110:25 -
2 stops31h 10m
Deal found 8/10$1,371
One-way flights from Sydney to BostonSearch for one-way flight options from Sydney to Boston. Find affordable one-way fares based on user searches. Data last updated 9 October 2026.
Search for one-way flight options from Sydney to Boston. Find affordable one-way fares based on user searches. Data last updated 9 October 2026.
Wed 21/1010:10 -
2 stops25h 35m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/10$871
Mon 16/1110:40 -
1 stop29h 19m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 8/10$874
Mon 16/1111:10 -
1 stop26h 48m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 5/10$876
Mon 16/1111:50 -
3 stops28h 56m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 9/10$887
Mon 19/1010:10 -
1 stop28h 33m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/10$888
Tue 20/1010:30 -
3 stops28h 29m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/10$891
Mon 22/209:15 -
1 stop43h 20m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 9/10$894
Tue 23/211:50 -
1 stop33h 34m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 9/10$899
Tue 23/207:20 -
2 stops30h 12m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 9/10$916
Sun 31/120:45 -
2 stops36h 17m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 4/10$917
Find 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 9 October 2026.
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 7,457,451 searches. Data last updated 9 October 2026.
Use the filters below to find and compare flights from Sydney to Boston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest return flight
SydneyBoston
SYD Sydney Kingsford Smith - BOS Boston Logan Intl
SYDBOS
Sydney Kingsford Smith
Mon 16/11
10:40-22:55
2 stops28h 15m
Boston Logan Intl
Wed 31/12
00:00-15:00
Nonstop0h 00m
$874
Fastest return journey
SydneyBoston
SYD Sydney Kingsford Smith - BOS Boston Logan Intl
SYDBOS
Sydney Kingsford Smith
Thu 4/2
13:35-21:41
1 stop24h 06m
Boston Logan Intl
Wed 31/12
00:00-15:00
Nonstop0h 00m
$874
SydneyBoston
SYD Sydney Kingsford Smith - BOS Boston Logan Intl
SYDBOS
Sydney Kingsford Smith
Mon 16/11
11:50-00:46
3 stops28h 56m
Boston Logan Intl
Wed 31/12
00:00-15:00
Nonstop0h 00m
$887
SydneyBoston
SYD Sydney Kingsford Smith - BOS Boston Logan Intl
SYDBOS
Sydney Kingsford Smith
Mon 22/2
09:15-21:56
2 stops28h 41m
Boston Logan Intl
Wed 31/12
00:00-15:00
Nonstop0h 00m
$887
SydneyBoston
SYD Sydney Kingsford Smith - BOS Boston Logan Intl
SYDBOS
Sydney Kingsford Smith
Thu 28/1
11:20-23:59
3 stops28h 39m
Boston Logan Intl
Wed 31/12
00:00-15:00
Nonstop0h 00m
$939
SydneyBoston
SYD Sydney Kingsford Smith - BOS Boston Logan Intl
SYDBOS
Sydney Kingsford Smith
Wed 27/1
11:20-23:59
3 stops28h 39m
Boston Logan Intl
Wed 31/12
00:00-15:00
Nonstop0h 00m
$939
SydneyBoston
SYD Sydney Kingsford Smith - BOS Boston Logan Intl
SYDBOS
Sydney Kingsford Smith
Tue 27/10
11:10-20:57
1 stop24h 47m
Boston Logan Intl
Tue 3/11
14:25-09:00
1 stop26h 35m
$1,459
SydneyBoston
SYD Sydney Kingsford Smith - BOS Boston Logan Intl
SYDBOS
Sydney Kingsford Smith
Tue 20/10
11:20-20:00
2 stops23h 40m
Boston Logan Intl
Tue 10/11
18:01-09:20
1 stop23h 19m
$1,512
SydneyBoston
SYD Sydney Kingsford Smith - BOS Boston Logan Intl
SYDBOS
Sydney Kingsford Smith
Tue 27/10
09:40-23:59
2 stops29h 19m
Boston Logan Intl
Wed 4/11
15:15-08:30
2 stops25h 15m
$1,512
SydneyBoston
SYD Sydney Kingsford Smith - BOS Boston Logan Intl
SYDBOS
Sydney Kingsford Smith
Thu 29/10
10:55-16:53
1 stop20h 58m
Boston Logan Intl
Sun 6/12
09:15-06:20
2 stops29h 05m
$1,512
Showing 1-10 of 18 resultsSorted by cheapest first
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.
SYD-BOS
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
What is the cheapest month to book a flight from Sydney to Boston?
Currently, February is the cheapest month in which you can book a flight from Sydney to Boston (average of $1,600). Flying from Sydney to Boston in December is currently the most expensive (average of $2,133). 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 for a return flight from Sydney to Boston?
Airfare is below average for this route at the moment.
Sydney to Boston flights typically cost between $1,403 and $2,059 in November.The cheapest return price found within the last 5 days was $1,321 on Air Canada (5 Nov–12 Nov).
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 68% of one-stop itineraries from Sydney to Boston on Cheapflights.
What’s the cheapest stopover airport for flights from Sydney to Boston?
Average return fare for one-stop flights from Sydney to Boston, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Los Angeles (LAX) is the most affordable one-stop option, with an average return flight price of $1,900.
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 San Francisco (SFO) have the shortest average one-way travel time for one-stop routes: 21h 19m.
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 33m.
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 9 October 2026.
Get a feel of what it's like to fly with Delta,Qantas Airways, andUnited Airlines 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.
Crew
8.5
Entertainment
7.8
Overall
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodColin,Sept 2024
LHR - BOS
Crew
8.5
Entertainment
7.8
Overall
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodColin,Sept 2024
LHR - BOS
Crew
8.5
Entertainment
7.8
Overall
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodColin,Sept 2024
LHR - BOS
Crew
8.5
Entertainment
7.8
Overall
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodColin,Sept 2024
LHR - BOS
Crew
8.5
Entertainment
7.8
Overall
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodColin,Sept 2024
LHR - BOS
Crew
8.5
Entertainment
7.8
Overall
7.8
Comfort
7.8
Food
7.2
Boarding
8.1
Reviews
1 / 20
6.0
GoodColin,Sept 2024
LHR - BOS
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.
Travelling to a place near Boston?
Book flights to Boston if you plan to visit one of these locationsWoburn
Watertown
Brookline
Cambridge
Chestnut Hill
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 9 October 2026.
Alternative routes for Sydney to Boston
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Boston
Explore flights to Boston departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 9 October 2026.
Complete your trip
Complete your trip to Boston by adding a car hire and/or hotel booking to your travel itinerary.
Direct flights to United States
Book a non-stop flight to one of these other cities located in United States.
Search flights from Sydney to Boston by cabin class
Find flights from Sydney to Boston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Sydney and Boston flights
Browse other Sydney and Boston flight options. Last updated on 9 October 2026.
Other flights from Sydney
Browse through other flights departing from Sydney. Flights are based on user searches made on Cheapflights and were last updated on 9 October 2026.
Popular flight searches
Check out other popular destinations found by fellow travellers in 2026
Top 6 airlines flying from Sydney to Boston
Discover the top 6 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 7,457,451 searches. Data last updated 9 October 2026.
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 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.