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Cheap flights from Sydney to Boston from $712

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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BOS
8 fev — 15 fev1
1 adult
1 adult, Economy, 0 bags

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 9 janeiro 2026.

Round-trip from

$1,612

One-way from

$712

Popular in

April

Cheapest in

October

Average price

$1,743
Qantas Airways
  • Qantas Airways
  • 30/4-12/5
  • 2 total stops
  • 52h 48m total
  • Sydney to Boston
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2/2
  • 2/2
  • 2 total stops
  • 46h 55m total
  • Sydney to Boston
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($136 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease ($64 potential savings vs. average return price).
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Average for round-trip flights in January 2026
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Find 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 9 janeiro 2026.

qui 30/409:10SYD - BOS
1 stop21h 43mQantas Airways
ter 12/510:00BOS - SYD
1 stop31h 05mQantas Airways
Deal found 8/1$1,612
dom 15/211:45SYD - BOS
2 stops35h 36mAir New Zealand
qui 26/207:15BOS - SYD
2 stops33h 30mAir New Zealand
Deal found 7/1$1,613
qui 30/409:20SYD - BOS
2 stops26h 07mAir Canada
ter 12/510:35BOS - SYD
2 stops30h 45mAir Canada
Deal found 8/1$1,616
qua 29/411:55SYD - BOS
2 stops32h 26mAir New Zealand
sáb 2/508:00BOS - SYD
2 stops34h 45mAir New Zealand
Deal found 8/1$1,627
seg 4/509:55SYD - BOS
2 stops34h 22mAir New Zealand
qui 28/508:00BOS - SYD
2 stops34h 45mAir New Zealand
Deal found 7/1$1,636
ter 1/909:20SYD - BOS
2 stops50h 07mAir Canada
ter 22/918:20BOS - SYD
2 stops47h 00mAir Canada
Deal found 8/1$1,649
qua 6/509:20SYD - BOS
2 stops46h 25mAir Canada
qui 21/510:35BOS - SYD
2 stops30h 45mAir Canada
Deal found 7/1$1,650
seg 23/211:20SYD - BOS
2 stops38h 12mAir Canada
dom 8/315:35BOS - SYD
2 stops26h 00mAir Canada
Deal found 8/1$1,688
qui 7/509:20SYD - BOS
2 stops46h 25mAir Canada
sex 22/518:25BOS - SYD
2 stops46h 55mAir Canada
Deal found 8/1$1,695

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 9 janeiro 2026.
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

ter 10/2

11:20-16:21

1 stop21h 01m

Boston Logan Intl

ter 17/2

16:50-09:00

1 stop24h 10m

$1,604

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

seg 4/5

09:55-06:17

2 stops34h 22m

Boston Logan Intl

qui 28/5

08:00-08:45

2 stops34h 45m

$1,636

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

ter 10/2

11:20-09:32

3 stops38h 12m

Boston Logan Intl

ter 17/2

06:15-09:35

2 stops35h 20m

$1,652

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

seg 23/2

11:20-09:32

2 stops38h 12m

Boston Logan Intl

seg 2/3

10:15-09:35

3 stops31h 20m

$1,662

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

seg 23/2

11:20-09:32

2 stops38h 12m

Boston Logan Intl

sáb 7/3

10:15-09:35

2 stops31h 20m

$1,688

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

seg 23/2

14:05-15:13

1 stop41h 08m

Boston Logan Intl

dom 8/3

09:30-09:00

1 stop32h 30m

$1,710

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

qui 30/4

09:20-09:45

2 stops38h 25m

Boston Logan Intl

ter 12/5

12:30-07:20

1 stop28h 50m

$1,710

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

qui 7/5

09:20-09:54

1 stop38h 34m

Boston Logan Intl

sex 22/5

10:45-07:20

1 stop30h 35m

$1,728

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

qua 18/3

11:20-20:42

2 stops24h 22m

Boston Logan Intl

dom 22/3

20:21-09:00

1 stop45h 39m

$1,734

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

qui 30/4

11:55-16:11

3 stops42h 16m

Boston Logan Intl

ter 12/5

09:30-08:45

3 stops33h 15m

$1,743

Flights are sorted by cheapest return flights first.

Deals found on 8/1

Showing 1-10 of 22 results
1
2
3

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 2 January 2026.

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, October is the cheapest month in which you can book a flight from Sydney to Boston (average of $937). Flying from Sydney to Boston in April is currently the most expensive (average of $1,639). 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 9 janeiro 2026.
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.
Cathay Pacific
7.6
Good
1,126 reviews
Check prices

Boarding

7.9

Entertainment

7.8

Food

7.3

Comfort

7.6

Crew

8.1

Overall

7.6

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.
Cathay Pacific
7.6
Good
1,126 reviews
Cathay Pacific
7.6
Good
1,126 reviews
Check prices

Boarding

7.9

Entertainment

7.8

Food

7.3

Comfort

7.6

Crew

8.1

Overall

7.6

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.
Virgin Australia
7.6
Good
430 reviews
Cathay Pacific
7.6
Good
1,126 reviews
Check prices

Boarding

7.9

Entertainment

7.8

Food

7.3

Comfort

7.6

Crew

8.1

Overall

7.6

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.
Qantas Airways
7.5
Good
968 reviews
Cathay Pacific
7.6
Good
1,126 reviews
Check prices

Boarding

7.9

Entertainment

7.8

Food

7.3

Comfort

7.6

Crew

8.1

Overall

7.6

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.
United Airlines
7.4
Good
9,143 reviews
Cathay Pacific
7.6
Good
1,126 reviews
Check prices

Boarding

7.9

Entertainment

7.8

Food

7.3

Comfort

7.6

Crew

8.1

Overall

7.6

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.
Air Canada
7.1
Good
10,603 reviews
Cathay Pacific
7.6
Good
1,126 reviews
Check prices

Boarding

7.9

Entertainment

7.8

Food

7.3

Comfort

7.6

Crew

8.1

Overall

7.6

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.

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?

    Qantas Airways, Air New Zealand, and Air Canada can get you from Sydney to Boston in just under 21h 01m. Your travel time can differ by up to 17h 11m. 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 Virgin Australia is currently your cheapest option to Boston, with prices starting at $740. Additional round-trip tickets that might be worth considering are offered by Hawaiian Airlines and Air Canada, with the lowest prices starting at $954 and $1,184, respectively. Users have found that Virgin Australia is 60% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Sydney to Boston one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $740. However, be on the lookout for offers from Qantas Airways and Cathay Pacific, as they are both options that can get you from Sydney to Boston for a low price.

  • 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 $937). Flying from Sydney to Boston in April is currently the most expensive (average of $1,639). 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

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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 janeiro 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 9 janeiro 2026.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$954Average$1,503FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
Virgin AustraliaCheapest$1,025Average$1,697FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Air CanadaCheapest$1,194Average$1,793FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$1,224Average$1,814FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$1,235Average$1,674FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$1,319Average$1,823FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air New ZealandCheapest$1,567Average$1,668FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Qantas AirwaysCheapest$1,610Average$2,081FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Cathay PacificCheapest$1,837Average$2,234FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Japan AirlinesCheapest$1,860Average$1,994FlexibilityNo 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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