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Cheap flights from Sydney to Boston from $775

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 7/3. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BOS
19 Mar — 26 Mar1
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 17 February 2026.

Thu 23/409:20
SYD
-
BOS
2 stops38h 29m
Air Canada
Wed 6/518:25
BOS
-
SYD
2 stops46h 55m
Air Canada
Deal found 14/2$1,449
Mon 16/211:20
SYD
-
BOS
1 stop23h 20m
Qantas Airways
Sun 1/316:50
BOS
-
SYD
1 stop24h 10m
Qantas Airways
Deal found 13/2$1,492
Fri 28/809:20
SYD
-
BOS
2 stops46h 22m
Air Canada
Mon 14/918:25
BOS
-
SYD
2 stops46h 55m
Air Canada
Deal found 14/2$1,493
Thu 30/409:10
SYD
-
BOS
1 stop36h 54m
American Airlines
Tue 12/510:00
BOS
-
SYD
1 stop31h 05m
American Airlines
Deal found 14/2$1,499
Thu 23/412:00
SYD
-
BOS
1 stop23h 01m
American Airlines
Wed 6/515:17
BOS
-
SYD
2 stops25h 48m
American Airlines
Deal found 14/2$1,508
Wed 18/311:20
SYD
-
BOS
2 stops24h 40m
American Airlines
Wed 25/316:04
BOS
-
SYD
1 stop23h 51m
American Airlines
Deal found 16/2$1,510
Tue 17/217:45
SYD
-
BOS
2 stops31h 45m
American Airlines
Sat 21/219:30
BOS
-
SYD
1 stop45h 30m
American Airlines
Deal found 16/2$1,511
Mon 16/214:05
SYD
-
BOS
2 stops24h 19m
American Airlines
Sun 1/309:00
BOS
-
SYD
1 stop32h 00m
American Airlines
Deal found 13/2$1,517

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 17 February 2026.

Round-trip from

$1,449

One-way from

$775

Popular in

December

Cheapest in

October

Average price

$1,571
Air Canada
  • Air Canada
  • 23/4-6/5
  • 4 total stops
  • 85h 24m total
  • Sydney to Boston
Search Deals
Qantas Airways
  • Qantas Airways
  • 7/3
  • 2 total stops
  • 24h 08m total
  • Sydney to Boston
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($56 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 17 February 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

Thu 30/4

09:10-23:52

2 stops28h 42m

Boston Logan Intl

Tue 12/5

15:05-07:05

2 stops26h 00m

$1,499

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Wed 22/7

12:00-22:01

1 stop24h 01m

Boston Logan Intl

Wed 29/7

14:48-07:05

2 stops26h 17m

$1,511

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Mon 25/5

09:20-17:45

2 stops46h 25m

Boston Logan Intl

Thu 18/6

05:45-07:20

2 stops35h 35m

$1,521

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Tue 3/3

11:20-18:40

1 stop23h 20m

Boston Logan Intl

Tue 10/3

16:04-10:20

2 stops27h 16m

$1,523

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Mon 15/6

09:30-21:53

2 stops26h 23m

Boston Logan Intl

Tue 30/6

13:37-07:00

2 stops27h 23m

$1,525

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Wed 4/3

11:50-18:13

1 stop22h 23m

Boston Logan Intl

Sat 7/3

17:50-06:20

1 stop44h 30m

$1,525

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Thu 30/7

10:20-17:04

1 stop20h 44m

Boston Logan Intl

Mon 17/8

05:30-06:55

1 stop35h 25m

$1,525

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Wed 18/3

11:50-20:15

2 stops23h 25m

Boston Logan Intl

Wed 25/3

16:50-09:15

2 stops25h 25m

$1,525

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Sun 8/3

07:05-20:31

2 stops29h 26m

$807

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Fri 6/3

06:30-15:13

2 stops24h 43m

$807

Flights are sorted by cheapest return flights first.

Deals found on 14/2

Showing 1-10 of 20 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.

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 13 February 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 $876). Flying from Sydney to Boston in April is currently the most expensive (average of $1,510). 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 17 February 2026.
Get a feel of what it's like to fly with Cathay Pacific, Qantas Airways, andVirgin Australia 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
1,167 reviews
Check prices

Crew

8.1

Entertainment

7.8

Comfort

7.6

Food

7.3

Overall

7.6

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

Robert,Feb 2026

CTS - AKL

Upgrade to Premium Economy was a delightful and unexpected surprise. Highlight of our holiday.
Cathay Pacific
7.6
Good
1,167 reviews
Cathay Pacific
7.6
Good
1,167 reviews
Check prices

Crew

8.1

Entertainment

7.8

Comfort

7.6

Food

7.3

Overall

7.6

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

Robert,Feb 2026

CTS - AKL

Upgrade to Premium Economy was a delightful and unexpected surprise. Highlight of our holiday.
Qantas Airways
7.5
Good
992 reviews
Cathay Pacific
7.6
Good
1,167 reviews
Check prices

Crew

8.1

Entertainment

7.8

Comfort

7.6

Food

7.3

Overall

7.6

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

Robert,Feb 2026

CTS - AKL

Upgrade to Premium Economy was a delightful and unexpected surprise. Highlight of our holiday.
Virgin Australia
7.5
Good
440 reviews
Cathay Pacific
7.6
Good
1,167 reviews
Check prices

Crew

8.1

Entertainment

7.8

Comfort

7.6

Food

7.3

Overall

7.6

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

Robert,Feb 2026

CTS - AKL

Upgrade to Premium Economy was a delightful and unexpected surprise. Highlight of our holiday.
United Airlines
7.4
Good
9,312 reviews
Cathay Pacific
7.6
Good
1,167 reviews
Check prices

Crew

8.1

Entertainment

7.8

Comfort

7.6

Food

7.3

Overall

7.6

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

Robert,Feb 2026

CTS - AKL

Upgrade to Premium Economy was a delightful and unexpected surprise. Highlight of our holiday.
Air Canada
7.1
Good
10,732 reviews
Cathay Pacific
7.6
Good
1,167 reviews
Check prices

Crew

8.1

Entertainment

7.8

Comfort

7.6

Food

7.3

Overall

7.6

Boarding

7.9

Reviews

1 / 20
10.0
Excellent

Robert,Feb 2026

CTS - AKL

Upgrade to Premium Economy was a delightful and unexpected surprise. Highlight of our holiday.

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?

    American Airlines can get you from Sydney to Boston in just under 28h 42m. 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 $702. Additional round-trip tickets that might be worth considering are offered by Delta and Hawaiian Airlines, with the lowest prices starting at $903 and $905, respectively. Users have found that Virgin Australia is 57% 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 $702. However, be on the lookout for offers from Qantas Airways and Hawaiian Airlines, 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 $876). Flying from Sydney to Boston in April is currently the most expensive (average of $1,510). 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 17 February 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 17 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AustraliaCheapest$702Average$1,525FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
DeltaCheapest$903Average$1,588FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Hawaiian AirlinesCheapest$905Average$1,403FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
Air CanadaCheapest$1,062Average$1,685FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$1,126Average$1,680FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$1,250Average$1,755FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Qantas AirwaysCheapest$1,454Average$2,055FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air New ZealandCheapest$1,485Average$1,578FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Cathay PacificCheapest$1,742Average$2,109FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Japan AirlinesCheapest$1,777Average$1,848FlexibilityNo 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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