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Cheap flights from Sydney to Boston from $1,105

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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BOS
22 Apr — 29 Apr1
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 23 March 2026.

Tue 5/509:20
SYD
-
BOS
2 stops38h 25m
Air Canada
Sun 10/518:25
BOS
-
SYD
3 stops46h 55m
Air Canada
Deal found 22/3$1,353
Thu 28/509:20
SYD
-
BOS
2 stops38h 25m
Air Canada
Sat 6/618:25
BOS
-
SYD
3 stops70h 55m
Air Canada
Deal found 20/3$1,360
Thu 23/409:20
SYD
-
BOS
2 stops38h 29m
Air Canada
Wed 6/515:40
BOS
-
SYD
2 stops49h 40m
Air Canada
Deal found 21/3$1,373
Thu 18/609:20
SYD
-
BOS
2 stops47h 02m
Air Canada
Tue 1/910:40
BOS
-
SYD
2 stops30h 40m
Air Canada
Deal found 18/3$1,394
Thu 30/409:20
SYD
-
BOS
2 stops27h 19m
Multiple Airlines
Tue 12/515:08
BOS
-
SYD
2 stops26h 12m
Multiple Airlines
Deal found 20/3$1,400
Tue 5/509:20
SYD
-
BOS
2 stops38h 25m
Air Canada
Tue 12/518:50
BOS
-
SYD
2 stops46h 30m
Air Canada
Deal found 21/3$1,404
Thu 30/409:20
SYD
-
BOS
2 stops27h 19m
Air Canada
Tue 12/510:35
BOS
-
SYD
3 stops30h 45m
Air Canada
Deal found 20/3$1,417

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 23 March 2026.

Round-trip from

$1,353

One-way from

$1,105

Popular in

December

Cheapest in

October

Average price

$1,734
Air Canada
  • Air Canada
  • 5/5-10/5
  • 5 total stops
  • 85h 20m total
  • Sydney to Boston
Search Deals
29/4
  • 29/4
  • 3 total stops
  • 48h 39m 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 ($57 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 23 March 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 20/7

09:20-17:42

2 stops46h 22m

Boston Logan Intl

Tue 4/8

10:50-07:20

2 stops30h 30m

$1,680

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Thu 7/5

10:20-17:14

1 stop20h 54m

Boston Logan Intl

Mon 11/5

20:15-06:55

1 stop44h 40m

$1,761

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Wed 29/4

09:30-19:06

2 stops23h 36m

Boston Logan Intl

Sun 3/5

20:15-06:55

1 stop44h 40m

$1,771

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Wed 15/4

09:30-23:59

2 stops28h 29m

Boston Logan Intl

Wed 22/4

08:30-07:00

1 stop32h 30m

$1,779
Fastest return journey

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Wed 1/7

09:30-21:59

2 stops26h 29m

Boston Logan Intl

Fri 31/7

15:54-07:00

2 stops25h 06m

$2,137

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Mon 4/5

20:45-15:05

1 stop32h 20m

Boston Logan Intl

Mon 11/5

22:00-17:10

1 stop29h 10m

$2,226

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Thu 28/5

09:55-09:39

3 stops37h 44m

Boston Logan Intl

Sat 6/6

12:26-08:45

3 stops30h 19m

$2,576
Cheapest one-way

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Wed 22/4

09:30-23:59

3 stops28h 29m

$1,311

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Thu 11/6

09:30-19:30

2 stops24h 00m

$1,311

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Mon 13/4

20:45-15:05

1 stop32h 20m

$1,331

Flights are sorted by cheapest return flights first.

Deals found on 23/3

Showing 1-10 of 17 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 13 March 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 $871). Flying from Sydney to Boston in April is currently the most expensive (average of $1,481). 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.

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 23 March 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
449 reviews
Check prices

Comfort

7.5

Entertainment

6.4

Food

6.4

Boarding

7.7

Crew

8.2

Overall

7.6

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
449 reviews
Virgin Australia
7.6
Good
449 reviews
Check prices

Comfort

7.5

Entertainment

6.4

Food

6.4

Boarding

7.7

Crew

8.2

Overall

7.6

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
1,007 reviews
Virgin Australia
7.6
Good
449 reviews
Check prices

Comfort

7.5

Entertainment

6.4

Food

6.4

Boarding

7.7

Crew

8.2

Overall

7.6

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
9,459 reviews
Virgin Australia
7.6
Good
449 reviews
Check prices

Comfort

7.5

Entertainment

6.4

Food

6.4

Boarding

7.7

Crew

8.2

Overall

7.6

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
11,488 reviews
Virgin Australia
7.6
Good
449 reviews
Check prices

Comfort

7.5

Entertainment

6.4

Food

6.4

Boarding

7.7

Crew

8.2

Overall

7.6

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
10,834 reviews
Virgin Australia
7.6
Good
449 reviews
Check prices

Comfort

7.5

Entertainment

6.4

Food

6.4

Boarding

7.7

Crew

8.2

Overall

7.6

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?

    Air Canada and United Airlines can get you from Sydney to Boston in just under 20h 54m. Your travel time can differ by up to 25h 28m. 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 $1,129 and $1,175, 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 $706. 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 $871). Flying from Sydney to Boston in April is currently the most expensive (average of $1,481). 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 23 March 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 23 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AustraliaCheapest$706Average$1,534FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Air CanadaCheapest$1,129Average$1,684FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$1,175Average$1,684FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$1,178Average$1,966FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Qantas AirwaysCheapest$1,231Average$1,986FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
American AirlinesCheapest$1,258Average$1,758FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Hawaiian AirlinesCheapest$1,412Average$1,434FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
Air New ZealandCheapest$1,495Average$1,592FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Cathay PacificCheapest$1,753Average$2,198FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Japan AirlinesCheapest$1,788Average$1,860FlexibilityNo 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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