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Cheap flights from Sydney to Boston from $797

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 18/2. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BOS
17 Feb — 24 Feb1
1 adult

The best prices from Sydney Kingsford Smith to Boston Logan Intl are usually found in March or August, booked 55 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 12 February 2025.

Round-trip from

$1,826

One-way from

$797

Popular in

December

Cheapest in

March

Average price

$2,036
Air Canada
  • Air Canada
  • 22/4-22/5
  • 4 total stops
  • 69h 21m total
  • Sydney to Boston
18/2
  • 18/2
  • 3 total stops
  • 49h 59m total
  • Sydney to Boston
Highest demand for flights based on searches. 5% potential increase in price ($196 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($72 potential savings vs. average return price).
Average for round-trip flights in February 2025

Find flight deals from Sydney to Boston

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 12 February 2025.

Tue 22/409:20SYD - BOS
2 stops38h 21mAir Canada
Thu 22/510:20BOS - SYD
2 stops31h 00mAir Canada
Deal found 11/2$1,826
Tue 6/509:10SYD - BOS
1 stop27h 24mQantas Airways
Tue 3/608:00BOS - SYD
1 stop33h 05mQantas Airways
Deal found 10/2$1,859
Tue 4/321:40SYD - BOS
2 stops34h 53mHawaiian Airlines
Tue 18/308:00BOS - SYD
1 stop44h 45mHawaiian Airlines
Deal found 11/2$1,999
Mon 25/808:55SYD - BOS
2 stops51h 48mJapan Airlines
Wed 17/910:36BOS - SYD
2 stops53h 44mJapan Airlines
Deal found 10/2$2,010
Tue 22/409:10SYD - BOS
1 stop21h 44mAmerican Airlines
Thu 22/514:26BOS - SYD
2 stops25h 39mAmerican Airlines
Deal found 11/2$2,056
Wed 26/314:00SYD - BOS
3 stops34h 59mMultiple Airlines
Sun 30/321:45BOS - SYD
1 stop29h 25mMultiple Airlines
Deal found 10/2$2,109
Thu 27/211:05SYD - BOS
1 stop26h 55mCathay Pacific
Sat 8/300:30BOS - SYD
1 stop28h 20mCathay Pacific
Deal found 11/2$2,166
Wed 19/321:40SYD - BOS
1 stop32h 15mQatar Airways
Wed 26/322:15BOS - SYD
1 stop29h 35mQatar Airways
Deal found 11/2$2,214
Wed 26/309:10SYD - BOS
1 stop39h 30mKorean Air
Sun 30/312:55BOS - SYD
1 stop27h 25mKorean Air
Deal found 10/2$2,222
Tue 4/321:00SYD - BOS
2 stops37h 05mTurkish Airlines
Tue 18/321:00BOS - SYD
2 stops31h 05mTurkish Airlines
Deal found 11/2$2,238
Tue 6/510:20SYD - BOS
2 stops25h 37mUnited Airlines
Tue 3/618:11BOS - SYD
1 stop22h 44mUnited Airlines
Deal found 11/2$2,243
Thu 28/809:25SYD - BOS
1 stop23h 59mDelta
Sat 13/920:15BOS - SYD
1 stop44h 20mDelta
Deal found 11/2$2,257

Find flights from Sydney to Boston within your budget

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 12 February 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Tue 22/4

09:20-09:41

2 stops38h 21m

Boston Logan Intl

Thu 22/5

10:20-07:20

2 stops31h 00m

$1,826

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Tue 6/5

09:10-22:34

1 stop27h 24m

Boston Logan Intl

Tue 3/6

08:00-07:05

1 stop33h 05m

$1,859

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Tue 4/3

21:40-16:33

2 stops34h 53m

Boston Logan Intl

Tue 18/3

08:00-19:45

1 stop44h 45m

$1,999

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Tue 22/4

09:10-16:54

1 stop21h 44m

Boston Logan Intl

Thu 22/5

14:26-06:05

2 stops25h 39m

$2,056

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Sat 26/7

08:55-07:26

2 stops60h 31m

Boston Logan Intl

Sun 10/8

06:31-06:20

2 stops33h 49m

$2,076

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Wed 26/3

14:00-09:59

3 stops34h 59m

Boston Logan Intl

Sun 30/3

21:45-18:10

1 stop29h 25m

$2,109

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Thu 27/2

11:05-22:00

1 stop26h 55m

Boston Logan Intl

Sat 8/3

00:30-20:50

1 stop28h 20m

$2,166

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Wed 19/3

21:40-14:55

1 stop32h 15m

Boston Logan Intl

Wed 26/3

22:15-18:50

1 stop29h 35m

$2,214

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Wed 26/3

09:10-09:40

1 stop39h 30m

Boston Logan Intl

Sun 30/3

12:55-07:20

1 stop27h 25m

$2,222

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Tue 4/3

21:00-18:05

2 stops37h 05m

Boston Logan Intl

Tue 18/3

21:00-19:05

2 stops31h 05m

$2,238

Flights are sorted by cheapest return flights first.

Deals found on 11/2

Showing 1-10 of 19 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.

Travel insights for flights from Sydney to Boston

Get recent, data-driven insights about flights from Sydney to Boston including ideal travel times, pricing trends, and 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 7 February 2025.

To ensure you get the cheapest price possible for a flight from Sydney to Boston, you should look to book at least 55 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, February is the cheapest month in which you can book a flight from Sydney to Boston (average of $1,183). Flying from Sydney to Boston in December is currently the most expensive (average of $1,631). 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 12 February 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 9% 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 Thursday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Boston by month

Plan your trip to Boston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Boston ranges from 78.0 - 101.0 inches per month. March is typically the wettest month, when rainfall can reach 101.0 mm. July is typically the driest time to visit Boston when rainfall is around 78.0 mm.

Temperature in Boston by month

Plan your trip to Boston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

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 12 February 2025.

Overall

8.7

Crew

9.1

Entertainment

7.2

Boarding

8.7

Food

7.8

Comfort

8.0

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Overall

8.7

Crew

9.1

Entertainment

7.2

Boarding

8.7

Food

7.8

Comfort

8.0

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Overall

8.7

Crew

9.1

Entertainment

7.2

Boarding

8.7

Food

7.8

Comfort

8.0

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

8.4
Very Good

Overall

8.7

Crew

9.1

Entertainment

7.2

Boarding

8.7

Food

7.8

Comfort

8.0

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Overall

8.7

Crew

9.1

Entertainment

7.2

Boarding

8.7

Food

7.8

Comfort

8.0

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Overall

8.7

Crew

9.1

Entertainment

7.2

Boarding

8.7

Food

7.8

Comfort

8.0

Reviews

1 / 2

10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

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

    Flying on Air Canada is currently your cheapest option to Boston, with prices starting at $1,826. Additional round-trip tickets that might be worth considering are offered by Qantas Airways and Hawaiian Airlines, with the lowest prices starting at $1,859 and $1,999, respectively. Users have found that Air Canada is 19% 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 Cathay Pacific, with whom users have recently found tickets for as low as $1,361. However, be on the lookout for offers from Air Canada and Qantas Airways, 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, February is the cheapest month in which you can book a flight from Sydney to Boston (average of $1,183). Flying from Sydney to Boston in December is currently the most expensive (average of $1,631). 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.