What is the cheapest airline that flies from Sydney Kingsford Smith to Boston Logan Intl?

United Airlines, Delta, and Qantas Airways are the most popular carriers operating from Sydney Kingsford Smith to Boston Logan Intl

Which stopover airport has the shortest travel time from Sydney to Boston?

Flights connecting via Dallas (DFW) have the shortest average one-way travel time: 21h 33m.

Which stopover airport has the shortest connection time from Sydney to Boston?

Dallas (DFW) has the shortest average stopover time for this route: 2h 33m.

Which airlines fly to Boston?

United Airlines, Qantas Airways and American Airlines are the top three most popular airlines that fly to Boston from Sydney according to our data. United Airlines is the first choice among our users, with 61% of people opting to fly with this airline when travelling to Boston. Keep in mind that there are 10 different airlines that fly to Boston on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular for stopovers for flights between Sydney and Boston?

Los Angeles (LAX) was the most common stop: 65% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport offers the lowest fares from Sydney to Boston?

Flights via San Francisco (SFO) offer the lowest average return price of $1,861.

When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Boston Logan Intl Airport?

Prices for flights from Sydney Kingsford Smith Airport to Boston Logan Intl Airport were last updated today.

How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Boston Logan Intl Airport?

The number of operators available for flights from Sydney Kingsford Smith Airport to Boston Logan Intl Airport is 10 as of May 2026.

How old do you have to be to fly from Sydney Kingsford Smith Airport to Boston Logan Intl Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Sydney Kingsford Smith Airport to Boston Logan Intl Airport.

What documentation or ID do you need to fly to Boston Logan Intl Airport?

The required travel and health documents for your Boston Logan Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Boston Logan Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$891 Cheap Flights from Sydney to Boston in 2026

Q: What is the typical price of a round-trip flight between Sydney and Boston?

Prices are currently low for flights on this route. Typical prices usually range from $1,756 to $1,451. The lowest price recently found on this route was $1,414.

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Find the cheapest flights from Sydney to Boston

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09:10 - 20:35

SYD

BOS

25h 25m

1 stop

16:29 - 07:05

BOS

SYD

24h 36m

1 stop

$1,414Qantas Airways

Thu, 4 Jun - Sun, 21 Jun

09:10 - 20:38

SYD

BOS

25h 28m

1 stop

16:06 - 07:05

BOS

SYD

24h 59m

2 stops

$1,415American Airlines

Tue, 9 Jun - Mon, 22 Jun

09:10 - 16:39

SYD

BOS

21h 29m

1 stop

17:05 - 07:05

BOS

SYD

24h 00m

2 stops

$1,418American Airlines

Tue, 2 Jun - Mon, 22 Jun

09:10 - 07:05

SYD

BOS

35h 55m

1 stop

16:29 - 07:05

BOS

SYD

24h 36m

1 stop

$1,426Qantas Airways

Mon, 1 Jun - Wed, 17 Jun

09:10 - 22:57

SYD

BOS

27h 47m

1 stop

16:29 - 07:05

BOS

SYD

24h 36m

1 stop

$1,429Qantas Airways

Tue, 16 Jun - Wed, 24 Jun

09:10 - 16:39

SYD

BOS

21h 29m

1 stop

11:00 - 09:00

BOS

SYD

30h 00m

1 stop

$1,432American Airlines

Thu, 28 May - Sun, 24 Jan

09:10 - 22:57

SYD

BOS

27h 47m

1 stop

16:29 - 07:05

BOS

SYD

24h 36m

1 stop

$1,435American Airlines

Tue, 9 Jun - Tue, 16 Jun

10:20 - 01:11

SYD

BOS

28h 51m

1 stop

18:10 - 06:55

BOS

SYD

22h 45m

1 stop

$1,442United Airlines

Mon, 15 Jun - Mon, 22 Jun

09:10 - 16:39

SYD

BOS

21h 29m

1 stop

08:00 - 06:25

BOS

SYD

30h 25m

1 stop

$1,443American Airlines

Thu, 28 May - Wed, 20 Jan

09:15 - 07:33

SYD

BOS

36h 18m

2 stops

06:50 - 06:50

BOS

SYD

34h 00m

2 stops

$1,444Delta

Mon, 1 Jun - Sun, 21 Jun

American Airlines flights from Sydney to Boston

Our best American Airlines deals on Sydney to Boston flight tickets

American Airlines

9 June

SYD09:10Sydney Kingsford Smith

25h 28m

1 stop

BOS20:38Boston Logan Intl

22 June

BOS16:06Boston Logan Intl

24h 59m

2 stops

SYD07:05Sydney Kingsford Smith

$1,415

American Airlines

2 June

SYD09:10Sydney Kingsford Smith

21h 29m

1 stop

BOS16:39Boston Logan Intl

22 June

BOS17:05Boston Logan Intl

24h 00m

2 stops

SYD07:05Sydney Kingsford Smith

$1,418

American Airlines

28 May

SYD09:10Sydney Kingsford Smith

21h 29m

1 stop

BOS16:39Boston Logan Intl

24 Jan

BOS11:00Boston Logan Intl

30h 00m

1 stop

SYD09:00Sydney Kingsford Smith

$1,432

Qantas Airways flights from Sydney to Boston

Our best Qantas Airways deals on Sydney to Boston flight tickets

Qantas Airways

4 June

SYD09:10Sydney Kingsford Smith

25h 25m

1 stop

BOS20:35Boston Logan Intl

21 June

BOS16:29Boston Logan Intl

24h 36m

1 stop

SYD07:05Sydney Kingsford Smith

$1,414

Qantas Airways

1 June

SYD09:10Sydney Kingsford Smith

35h 55m

1 stop

BOS07:05Boston Logan Intl

17 June

BOS16:29Boston Logan Intl

24h 36m

1 stop

SYD07:05Sydney Kingsford Smith

$1,426

Qantas Airways

16 June

SYD09:10Sydney Kingsford Smith

27h 47m

1 stop

BOS22:57Boston Logan Intl

24 June

BOS16:29Boston Logan Intl

24h 36m

1 stop

SYD07:05Sydney Kingsford Smith

$1,429

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Thu 4/6

09:10-20:35

1 stop25h 25m

Boston Logan Intl

Sun 21/6

16:29-07:05

1 stop24h 36m

$1,414

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Tue 9/6

09:10-20:38

1 stop25h 28m

Boston Logan Intl

Mon 22/6

16:06-07:05

2 stops24h 59m

$1,415

Fastest return journey

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Tue 2/6

09:10-16:39

1 stop21h 29m

Boston Logan Intl

Mon 22/6

17:05-07:05

2 stops24h 00m

$1,418

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Mon 1/6

09:10-07:05

1 stop35h 55m

Boston Logan Intl

Wed 17/6

16:29-07:05

1 stop24h 36m

$1,426

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Tue 16/6

09:10-22:57

1 stop27h 47m

Boston Logan Intl

Wed 24/6

16:29-07:05

1 stop24h 36m

$1,429

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Thu 28/5

09:10-16:39

1 stop21h 29m

Boston Logan Intl

Sun 24/1

11:00-09:00

1 stop30h 00m

$1,432

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Tue 9/6

09:10-22:57

1 stop27h 47m

Boston Logan Intl

Tue 16/6

16:29-07:05

1 stop24h 36m

$1,435

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Mon 15/6

10:20-01:11

1 stop28h 51m

Boston Logan Intl

Mon 22/6

18:10-06:55

1 stop22h 45m

$1,442

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Thu 28/5

09:10-16:39

1 stop21h 29m

Boston Logan Intl

Wed 20/1

08:00-06:25

1 stop30h 25m

$1,443

SydneyBoston

SYD - BOS

SYDBOS

Sydney Kingsford Smith

Mon 1/6

09:15-07:33

2 stops36h 18m

Boston Logan Intl

Sun 21/6

06:50-06:50

2 stops34h 00m

$1,444

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Sydney to Boston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Stopovers

What is the typical price of a round-trip flight between Sydney and Boston?

What is the cheapest month to fly to Boston?

In general, October is the cheapest month to fly from Sydney to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,186. The month of January is another great option to travel to Boston, with average flight prices from Sydney averaging around $1,258.

How far in advance should I book a flight from Sydney to Boston?

You are more likely to see cheaper flights to Boston from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $1,639 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Sydney for as low as $1,436 on momondo.

Can stopping save me money on Sydney to Boston flights?

You could potentially save up to 27% on your flight if you consider stops on a Sydney to Boston flight.

How have Sydney to Boston flight prices changed over time?

As of May 2026, prices for Sydney to Boston flights are approximately 25% cheaper when compared to flights at the same time last year.

When to book flights from Sydney to Boston

Are you open to changing your travel dates? Check out the ideal times to fly from Sydney to Boston according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Sydney to Boston (SYD to BOS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sydney to Boston

Fastest flight time	20h 44m
Direct flights	None

The fastest flight from Sydney to Boston takes 20h 44m

There are no direct flights from Sydney to Boston. There are no popular flight routes from Sydney to Boston.

Search flight deals

Frequently asked questions about flying from Sydney to Boston

How far is Sydney Kingsford Smith to Boston Logan Intl by plane?
Sydney Kingsford Smith and Boston Logan Intl are 16229.2 km apart from one another. In terms of flight time, this usually takes a little over 20h 44m.
When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Boston Logan Intl Airport?
Prices for flights from Sydney Kingsford Smith Airport to Boston Logan Intl Airport were last updated today.
How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Boston Logan Intl Airport?
The number of operators available for flights from Sydney Kingsford Smith Airport to Boston Logan Intl Airport is 10 as of May 2026.
How old do you have to be to fly from Sydney Kingsford Smith Airport to Boston Logan Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Sydney Kingsford Smith Airport to Boston Logan Intl Airport.
What documentation or ID do you need to fly to Boston Logan Intl Airport?
The required travel and health documents for your Boston Logan Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Boston Logan Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Sydney to Boston?
Based on momondo bookings for flights between Sydney and Boston, the leading airline is United Airlines, making up 46% of the total bookings. Other popular airlines include Qantas Airways with 16%, American Airlines with 8%, and Air Canada with 7%.

Best airlines flying from Sydney to Boston

Compare and see reviews for airlines that fly from Sydney to Boston with momondo

Airline	Rating	Free cancellation	Price
Virgin Australia	PriceFrom $693	Free cancellation	Rating 7.6 454 reviews	Search Virgin Australia flights
Air Canada	PriceFrom $1,109	Free cancellation	Rating 7.1 11,062 reviews	Search Air Canada flights
United Airlines	PriceFrom $1,133	Free cancellation	Rating 7.4 9,736 reviews	Search United Airlines flights
Delta	PriceFrom $1,157	Free cancellation	Rating 7.9 8,450 reviews	Search Delta flights
Qantas Airways	PriceFrom $1,192	Free cancellation	Rating 7.5 1,037 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $1,236	Free cancellation	Rating 7.1 11,648 reviews	Search American Airlines flights
Hawaiian Airlines	PriceFrom $1,396	Free cancellation	Rating 7.8 2,837 reviews	Search Hawaiian Airlines flights
Air New Zealand	PriceFrom $1,480	Free cancellation	Rating 8.0 645 reviews	Search Air New Zealand flights
Cathay Pacific	PriceFrom $1,732	Free cancellation	Rating 7.6 1,334 reviews	Search Cathay Pacific flights
Japan Airlines	PriceFrom $1,756	Free cancellation	Rating 8.3 1,825 reviews	Search Japan Airlines flights

Westford

Cambridge

Brookline

Old Orchard Beach

Revere

Salem

Seekonk

Hull

Randolph

Sturbridge

Why use momondo?

Why should I use momondo to find a flight deal from Sydney to Boston?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Boston from Sydney.

Can I find flights from Sydney to Boston with flexible booking policies on momondo?

Flights from Sydney to Boston with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Sydney to Boston?

Once all potential Sydney to Boston flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Sydney to Boston right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Boston, momondo offers a useful price alert feature which will track prices for flights to Boston from Sydney and alert you when they change.

An easier way to manage your Boston trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Start using Trips

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Cheap flights from Sydney to Boston from $877

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Boston departing on 13/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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American Airlines flights from Sydney to Boston

Our best American Airlines deals on Sydney to Boston flight tickets

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Our best Qantas Airways deals on Sydney to Boston flight tickets

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How to get the cheapest flight ticket from Sydney to Boston

What is the typical price of a round-trip flight between Sydney and Boston?

What is the cheapest month to fly to Boston?

How far in advance should I book a flight from Sydney to Boston?

Can stopping save me money on Sydney to Boston flights?

How have Sydney to Boston flight prices changed over time?

What is the cheapest airline that flies from Sydney Kingsford Smith to Boston Logan Intl?

Which airlines fly to Boston?

Which airport is the most popular for stopovers for flights between Sydney and Boston?

Which stopover airport offers the lowest fares from Sydney to Boston?

Which stopover airport has the shortest travel time from Sydney to Boston?

Which stopover airport has the shortest connection time from Sydney to Boston?

When to book flights from Sydney to Boston

Cheap Sydney to Boston (SYD to BOS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sydney to Boston

Fastest flight time

Direct flights

Frequently asked questions about flying from Sydney to Boston

Best airlines flying from Sydney to Boston

Compare and see reviews for airlines that fly from Sydney to Boston with momondo

Travelling to a place near Boston?

Why use momondo?

An easier way to manage your Boston trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Massachusetts

Fly your favourite airline to Boston

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Boston

List of cabin classes available on flights landing in Boston. Availability may vary depending on flight origin and airline.

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