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Cheap flights from Sydney to Boston from $1,129

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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BOS
7 May — 14 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Boston

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Boston
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 April 2026.

Mon 27/709:20
SYD
-
BOS
2 stops46h 22m
Air Canada
Tue 11/818:50
BOS
-
SYD
2 stops46h 30m
Air Canada
Deal found 2/4$1,882
Mon 8/609:20
SYD
-
BOS
2 stops46h 25m
Air Canada
Sun 21/610:40
BOS
-
SYD
2 stops54h 40m
Air Canada
Deal found 3/4$1,885
Mon 27/709:20
SYD
-
BOS
2 stops46h 22m
Air Canada
Wed 5/806:00
BOS
-
SYD
2 stops59h 20m
Air Canada
Deal found 2/4$1,889
Wed 29/709:20
SYD
-
BOS
3 stops46h 22m
Air Canada
Mon 17/818:50
BOS
-
SYD
2 stops46h 30m
Air Canada
Deal found 2/4$1,894
Thu 23/709:20
SYD
-
BOS
3 stops46h 22m
Air Canada
Wed 5/806:00
BOS
-
SYD
2 stops59h 20m
Air Canada
Deal found 2/4$1,901
Thu 23/709:20
SYD
-
BOS
3 stops46h 22m
Air Canada
Mon 10/815:35
BOS
-
SYD
3 stops49h 45m
Air Canada
Deal found 2/4$1,905
Tue 28/709:20
SYD
-
BOS
2 stops26h 07m
Air Canada
Mon 10/818:50
BOS
-
SYD
2 stops46h 30m
Air Canada
Deal found 2/4$1,918
Tue 28/709:20
SYD
-
BOS
2 stops26h 07m
Air Canada
Wed 12/817:00
BOS
-
SYD
2 stops48h 20m
Air Canada
Deal found 2/4$1,926
Tue 2/609:20
SYD
-
BOS
2 stops38h 25m
Air Canada
Sun 23/810:40
BOS
-
SYD
2 stops30h 40m
Air Canada
Deal found 3/4$1,927
Fri 31/709:20
SYD
-
BOS
2 stops46h 22m
Air Canada
Sat 15/818:25
BOS
-
SYD
2 stops46h 55m
Air Canada
Deal found 3/4$1,941

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 7 April 2026.

Round-trip from

$1,882

One-way from

$1,129

Popular in

December

Cheapest in

October

Average price

$2,006
Air Canada
  • Air Canada
  • 27/7-11/8
  • 4 total stops
  • 92h 52m total
  • Sydney to Boston
Search Deals
8/5
  • 8/5
  • 2 total stops
  • 37h 34m total
  • Sydney to Boston
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($59 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

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 April 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

Price

Cheapest return flight

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Fri 15/5

09:10-08:44

2 stops37h 34m

Boston Logan Intl

Fri 29/5

06:00-07:05

2 stops35h 05m

$2,028

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Sun 14/6

15:40-15:56

2 stops38h 16m

Boston Logan Intl

Wed 1/7

16:25-16:50

1 stop34h 25m

$2,116

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Thu 30/4

09:30-21:27

2 stops25h 57m

Boston Logan Intl

Tue 12/5

15:00-06:55

2 stops25h 55m

$2,213
Fastest return journey

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Mon 1/6

10:20-18:59

1 stop22h 39m

Boston Logan Intl

Wed 10/6

16:15-06:55

1 stop24h 40m

$2,213

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Mon 4/5

10:20-17:14

1 stop20h 54m

Boston Logan Intl

Mon 11/5

11:27-07:00

2 stops29h 33m

$2,215

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Wed 22/7

09:15-19:18

1 stop24h 03m

Boston Logan Intl

Tue 11/8

17:00-06:50

1 stop23h 50m

$2,218

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Thu 23/7

09:15-23:51

1 stop28h 36m

Boston Logan Intl

Tue 11/8

17:00-06:50

1 stop23h 50m

$2,218

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Thu 30/7

09:15-23:57

2 stops28h 42m

Boston Logan Intl

Sun 9/8

16:30-06:50

1 stop24h 20m

$2,222

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Thu 21/5

09:30-20:10

2 stops24h 40m

Boston Logan Intl

Thu 28/5

16:15-06:55

1 stop24h 40m

$2,283
Cheapest one-way

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Sun 30/8

20:45-15:15

1 stop32h 30m

$1,323

Flights are sorted by cheapest return flights first.

Deals found on 2/4

Showing 1-10 of 16 resultsSorted by cheapest first
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

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 3 April 2026.

To ensure you get the cheapest price possible for a flight from Sydney to Boston, you should look to book at least 23 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, October is the cheapest month in which you can book a flight from Sydney to Boston (average of $885). Flying from Sydney to Boston in April is currently the most expensive (average of $1,512). 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?

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 April 2026.
Get a feel of what it's like to fly with Virgin Australia,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.
Virgin Australia
7.6
Good
452 reviews
Check prices

Food

6.4

Entertainment

6.4

Boarding

7.7

Crew

8.2

Overall

7.6

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
Virgin Australia
7.6
Good
452 reviews
Virgin Australia
7.6
Good
452 reviews
Check prices

Food

6.4

Entertainment

6.4

Boarding

7.7

Crew

8.2

Overall

7.6

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
Qantas Airways
7.5
Good
1,017 reviews
Virgin Australia
7.6
Good
452 reviews
Check prices

Food

6.4

Entertainment

6.4

Boarding

7.7

Crew

8.2

Overall

7.6

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
United Airlines
7.4
Good
9,547 reviews
Virgin Australia
7.6
Good
452 reviews
Check prices

Food

6.4

Entertainment

6.4

Boarding

7.7

Crew

8.2

Overall

7.6

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
American Airlines
7.1
Good
11,549 reviews
Virgin Australia
7.6
Good
452 reviews
Check prices

Food

6.4

Entertainment

6.4

Boarding

7.7

Crew

8.2

Overall

7.6

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
Air Canada
7.1
Good
10,897 reviews
Virgin Australia
7.6
Good
452 reviews
Check prices

Food

6.4

Entertainment

6.4

Boarding

7.7

Crew

8.2

Overall

7.6

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now

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?

    United Airlines can get you from Sydney to Boston in just under 25h 57m. Your travel time can differ by up to . Sydney and Boston are separated by a distance of 16240 km.

  • What are the cheapest airlines flying from Sydney to Boston round-trip?

    Flying on Virgin Australia is currently your cheapest option to Boston, with prices starting at $717. Additional round-trip tickets that might be worth considering are offered by Air Canada and United Airlines, with the lowest prices starting at $1,147 and $1,193, respectively. Users have found that Virgin Australia is 57% cheaper than the other options available to this destination.

  • Can I find deals for flights from Sydney to Boston that include hotel bookings?

    Yes. In addition to deals on Sydney to Boston flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sydney to Boston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Boston.

  • 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, October is the cheapest month in which you can book a flight from Sydney to Boston (average of $885). Flying from Sydney to Boston in April is currently the most expensive (average of $1,512). 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

Travelling to a place near Boston?

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 7 April 2026.
United Airlines flights from Sydney Kingsford Smith to Boston Logan Intl
Air Canada flights from Sydney Kingsford Smith to Boston Logan Intl
Virgin Australia flights from Sydney Kingsford Smith to Boston Logan Intl

Top 10 airlines flying from Sydney to Boston

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 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AustraliaCheapest$717Average$1,558FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Air CanadaCheapest$1,147Average$1,733FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$1,193Average$1,706FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$1,196Average$2,060FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Qantas AirwaysCheapest$1,232Average$2,081FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
American AirlinesCheapest$1,277Average$1,784FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Hawaiian AirlinesCheapest$1,434Average$1,456FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
Air New ZealandCheapest$1,517Average$1,612FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Cathay PacificCheapest$1,780Average$2,232FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Japan AirlinesCheapest$1,815Average$1,888FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights

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.

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