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Cheap flights from Sydney to Boston from $892

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 13/8. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BOS
20 Jul — 27 Jul1
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 20 June 2026.

Mon 27/709:10
SYD
-
BOS
2 stops27h 07m
British Airways
Tue 11/815:20
BOS
-
SYD
2 stops26h 10m
British Airways
Deal found 20/6$1,382
Mon 20/709:10
SYD
-
BOS
2 stops25h 50m
British Airways
Tue 4/816:06
BOS
-
SYD
2 stops24h 59m
British Airways
Deal found 19/6$1,383
Mon 20/709:10
SYD
-
BOS
2 stops27h 07m
Iberia
Tue 4/810:30
BOS
-
SYD
1 stop30h 35m
Iberia
Deal found 19/6$1,386
Mon 13/709:10
SYD
-
BOS
1 stop21h 28m
Qantas Airways
Wed 29/717:33
BOS
-
SYD
1 stop23h 57m
Qantas Airways
Deal found 19/6$1,398
Mon 20/709:10
SYD
-
BOS
1 stop21h 28m
American Airlines
Tue 4/816:06
BOS
-
SYD
2 stops24h 59m
American Airlines
Deal found 19/6$1,413
Mon 20/709:10
SYD
-
BOS
1 stop21h 28m
Qantas Airways
Tue 4/817:33
BOS
-
SYD
1 stop23h 32m
Qantas Airways
Deal found 19/6$1,420
Wed 26/812:00
SYD
-
BOS
1 stop21h 42m
Qantas Airways
Wed 9/912:59
BOS
-
SYD
1 stop27h 56m
Qantas Airways
Deal found 18/6$1,422

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 20 June 2026.

Round-trip from

$1,382

One-way from

$892

Popular in

July

Cheapest in

January

Average price

$1,823
British Airways
  • British Airways
  • 27/7-11/8
  • 4 total stops
  • 53h 17m total
  • Sydney to Boston
Search Deals
United Airlines
  • United Airlines
  • 13/8
  • 3 total stops
  • 28h 29m total
  • Sydney to Boston
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($292 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($76 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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 20 June 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

Mon 6/7

09:15-19:25

1 stop24h 10m

Boston Logan Intl

Mon 17/8

09:05-06:50

2 stops31h 45m

$1,516

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Wed 9/9

12:00-22:55

1 stop24h 55m

Boston Logan Intl

Wed 23/9

12:59-06:55

1 stop27h 56m

$1,670

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Sun 4/10

10:15-07:24

2 stops36h 09m

Boston Logan Intl

Tue 6/10

09:55-07:50

2 stops30h 55m

$1,722

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Thu 29/10

09:40-06:11

2 stops35h 31m

Boston Logan Intl

Sat 28/11

06:00-08:30

2 stops34h 30m

$1,738
Fastest return journey

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Thu 17/9

09:30-19:10

2 stops23h 40m

Boston Logan Intl

Tue 6/10

12:45-08:00

2 stops28h 15m

$1,876

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Tue 4/8

11:55-09:29

3 stops35h 34m

Boston Logan Intl

Tue 8/9

14:00-10:40

2 stops30h 40m

$1,932

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Wed 14/10

11:55-06:14

2 stops33h 19m

Boston Logan Intl

Thu 29/10

10:44-10:30

3 stops32h 46m

$2,007

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Mon 13/7

09:15-23:55

2 stops28h 40m

Boston Logan Intl

Wed 29/7

08:16-06:50

2 stops32h 34m

$2,010

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Sat 8/8

11:55-09:29

3 stops35h 34m

Boston Logan Intl

Sat 22/8

09:00-08:45

3 stops33h 45m

$2,168

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Tue 13/10

07:50-09:33

3 stops40h 43m

Boston Logan Intl

Wed 28/10

10:44-08:45

3 stops31h 01m

$2,205

Flights are sorted by cheapest return flights first.

Deals found on 20/6

Showing 1-10 of 18 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?

To ensure you get the cheapest price possible for a flight from Sydney to Boston, you should look to book at least 29 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, January is the cheapest month in which you can book a flight from Sydney to Boston (average of $1,194). Flying from Sydney to Boston in July is currently the most expensive (average of $2,257). 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 20 June 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.
Delta
7.8
Good
8,424 reviews
Check prices

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.8

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Delta
7.8
Good
8,424 reviews
Delta
7.8
Good
8,424 reviews
Check prices

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.8

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Qantas Airways
7.5
Good
1,047 reviews
Delta
7.8
Good
8,424 reviews
Check prices

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.8

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
United Airlines
7.4
Good
9,868 reviews
Delta
7.8
Good
8,424 reviews
Check prices

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.8

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
American Airlines
7.1
Good
11,724 reviews
Delta
7.8
Good
8,424 reviews
Check prices

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.8

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Air Canada
7.1
Good
11,231 reviews
Delta
7.8
Good
8,424 reviews
Check prices

Food

7.2

Boarding

8.1

Crew

8.5

Overall

7.8

Comfort

7.8

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

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?

    Delta, Qantas Airways, and United Airlines can get you from Sydney to Boston in just under 23h 40m. Your travel time can differ by up to 1h 15m. 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 $706. Additional round-trip tickets that might be worth considering are offered by Air Canada and United Airlines, with the lowest prices starting at $1,069 and $1,133, respectively. Users have found that Virgin Australia is 58% 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 $707. 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, January is the cheapest month in which you can book a flight from Sydney to Boston (average of $1,194). Flying from Sydney to Boston in July is currently the most expensive (average of $2,257). 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 20 June 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 9 airlines flying from Sydney to Boston

Discover the top 9 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 20 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AustraliaCheapest$706Average$1,535FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Air CanadaCheapest$1,069Average$1,821FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$1,133Average$1,630FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$1,179Average$2,030FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Qantas AirwaysCheapest$1,214Average$1,899FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
American AirlinesCheapest$1,259Average$1,758FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Hawaiian AirlinesCheapest$1,422Average$1,435FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
Air New ZealandCheapest$1,508Average$1,592FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Cathay PacificCheapest$1,653Average$2,281FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific 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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