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Cheap flights from Sydney to Boston from $1,131

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
21 May — 28 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 21 April 2026.

Mon 1/609:10
SYD
-
BOS
2 stops36h 39m
Multiple Airlines
Mon 8/606:00
BOS
-
SYD
2 stops35h 05m
Multiple Airlines
Deal found 17/4$1,781
Sun 16/806:25
SYD
-
BOS
2 stops26h 17m
Qantas Airways
Wed 9/913:00
BOS
-
SYD
2 stops29h 00m
Qantas Airways
Deal found 19/4$1,903
Fri 14/806:25
SYD
-
BOS
2 stops31h 19m
Qantas Airways
Sat 29/814:29
BOS
-
SYD
2 stops28h 11m
Qantas Airways
Deal found 17/4$2,021
Sun 16/806:25
SYD
-
BOS
2 stops31h 19m
Qantas Airways
Mon 31/814:29
BOS
-
SYD
2 stops28h 36m
Qantas Airways
Deal found 19/4$2,024
Thu 23/409:10
SYD
-
BOS
1 stop21h 43m
Qantas Airways
Wed 6/510:00
BOS
-
SYD
2 stops33h 45m
Qantas Airways
Deal found 19/4$2,033
Tue 1/908:55
SYD
-
BOS
2 stops41h 39m
Japan Airlines
Tue 8/913:00
BOS
-
SYD
1 stop27h 20m
Japan Airlines
Deal found 19/4$2,091
Fri 31/706:00
SYD
-
BOS
2 stops40h 31m
Qantas Airways
Fri 14/815:00
BOS
-
SYD
2 stops31h 30m
Qantas Airways
Deal found 19/4$2,108
Mon 1/608:55
SYD
-
BOS
2 stops27h 31m
Japan Airlines
Mon 8/606:30
BOS
-
SYD
2 stops33h 50m
Japan Airlines
Deal found 18/4$2,132

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 21 April 2026.

Round-trip from

$1,781

One-way from

$1,131

Popular in

December

Cheapest in

October

Average price

$1,896
1/6-8/6
  • 1/6-8/6
  • 4 total stops
  • 71h 44m total
  • Sydney to Boston
Search Deals
Qantas Airways
  • Qantas Airways
  • 8/5
  • 2 total stops
  • 26h 00m 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 ($53 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 21 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
Fastest return journey

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Mon 1/6

10:20-17:04

1 stop20h 44m

Boston Logan Intl

Mon 8/6

18:26-07:00

1 stop22h 34m

$2,217

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Mon 17/8

09:55-23:34

2 stops27h 39m

Boston Logan Intl

Tue 1/9

12:30-10:40

3 stops32h 10m

$2,347

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Mon 31/8

11:55-09:23

3 stops35h 28m

Boston Logan Intl

Sun 6/9

16:15-10:40

2 stops28h 25m

$2,355

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Thu 13/8

11:55-00:55

2 stops27h 00m

Boston Logan Intl

Fri 28/8

12:30-08:45

3 stops30h 15m

$2,419

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Fri 14/8

09:55-23:34

2 stops27h 39m

Boston Logan Intl

Sat 29/8

12:30-10:40

3 stops32h 10m

$2,500

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Tue 14/7

09:15-19:11

2 stops23h 56m

Boston Logan Intl

Mon 10/8

12:55-06:50

2 stops27h 55m

$2,592

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Mon 13/7

09:15-22:25

2 stops27h 10m

Boston Logan Intl

Sat 8/8

16:30-06:50

1 stop24h 20m

$2,592

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Tue 14/7

09:15-19:11

2 stops23h 56m

Boston Logan Intl

Wed 12/8

12:55-06:50

2 stops27h 55m

$2,592

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Wed 8/7

09:15-23:51

1 stop28h 36m

Boston Logan Intl

Wed 29/7

13:55-06:50

2 stops26h 55m

$2,598

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Wed 8/7

09:15-19:18

1 stop24h 03m

Boston Logan Intl

Sun 19/7

06:15-06:50

1 stop34h 35m

$2,711

Flights are sorted by cheapest return flights first.

Deals found on 16/4

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?

Use this chart to determine the optimal time to book a return flight from Sydney to Boston. Price data was last updated on 17 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 $1,189). Flying from Sydney to Boston in December is currently the most expensive (average of $2,070). 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 21 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

Crew

8.2

Boarding

7.7

Entertainment

6.4

Food

6.4

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

Crew

8.2

Boarding

7.7

Entertainment

6.4

Food

6.4

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
1,024 reviews
Virgin Australia
7.6
Good
452 reviews
Check prices

Crew

8.2

Boarding

7.7

Entertainment

6.4

Food

6.4

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
9,613 reviews
Virgin Australia
7.6
Good
452 reviews
Check prices

Crew

8.2

Boarding

7.7

Entertainment

6.4

Food

6.4

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
11,647 reviews
Virgin Australia
7.6
Good
452 reviews
Check prices

Crew

8.2

Boarding

7.7

Entertainment

6.4

Food

6.4

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
10,949 reviews
Virgin Australia
7.6
Good
452 reviews
Check prices

Crew

8.2

Boarding

7.7

Entertainment

6.4

Food

6.4

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 20h 44m. 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 $692. Additional round-trip tickets that might be worth considering are offered by Air Canada and United Airlines, with the lowest prices starting at $1,107 and $1,152, 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 $693. 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 $1,189). Flying from Sydney to Boston in December is currently the most expensive (average of $2,070). 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 21 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 21 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AustraliaCheapest$692Average$1,504FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Air CanadaCheapest$1,107Average$1,757FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$1,152Average$1,643FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$1,155Average$1,989FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Qantas AirwaysCheapest$1,190Average$1,980FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
American AirlinesCheapest$1,233Average$1,706FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Hawaiian AirlinesCheapest$1,384Average$1,406FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
Air New ZealandCheapest$1,465Average$1,556FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Cathay PacificCheapest$1,729Average$2,155FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Japan AirlinesCheapest$1,753Average$1,823FlexibilityNo 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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