Which airlines fly to Australia?

Qantas Airways, Air Canada and United Airlines are the top three most popular airlines that fly to Australia from Boston according to our data. Qantas Airways is the first choice among our users, with 49% of people opting to fly with this airline when travelling to Australia. Keep in mind that there are 3 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Boston Logan Intl to Australia?

Qantas Airways, American Airlines, and United Airlines are the most popular carriers operating from Boston Logan Intl to Australia

When did momondo last update prices for flights from Boston Logan Intl Airport to Australia?

Prices for flights from Boston Logan Intl Airport to Australia were last updated today.

How many operators does momondo search for flights from Boston Logan Intl Airport to Australia?

As of July 2026, there are 3 operators available to choose from for flights from Boston Logan Intl Airport to Australia.

How old do you have to be to fly from Boston Logan Intl Airport to Australia?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Australia.

What documentation or ID do you need to fly to Australia?

The required travel and health documents for your Australia 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 Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$847 Cheap Flights from Boston to Australia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Australia

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

11:00 - 06:45

BOS

MEL

28h 45m

1 stop

22:45 - 06:18

MEL

BOS

23h 33m

1 stop

$1,656Qantas Airways

Wed, 21 Oct - Wed, 4 Nov

11:00 - 06:45

BOS

MEL

28h 45m

1 stop

22:45 - 06:18

MEL

BOS

23h 33m

1 stop

$1,658Qantas Airways

Wed, 21 Oct - Wed, 4 Nov

15:59 - 07:05

BOS

SYD

25h 06m

2 stops

09:10 - 07:36

SYD

BOS

36h 26m

1 stop

$1,689American Airlines

Sun, 16 Aug - Sun, 23 Aug

17:33 - 07:30

BOS

SYD

23h 57m

1 stop

12:00 - 19:42

SYD

BOS

21h 42m

1 stop

$1,691American Airlines

Wed, 29 Jul - Wed, 5 Aug

16:15 - 06:55

BOS

SYD

24h 40m

1 stop

10:20 - 21:21

SYD

BOS

25h 01m

1 stop

$1,698United Airlines

Wed, 29 Jul - Wed, 5 Aug

18:27 - 07:00

BOS

SYD

22h 33m

1 stop

09:30 - 17:21

SYD

BOS

21h 51m

1 stop

$1,699United Airlines

Mon, 27 Jul - Mon, 10 Aug

14:32 - 09:25

BOS

MCY

28h 53m

2 stops

08:15 - 21:05

MCY

BOS

26h 50m

2 stops

$1,734Multiple Airlines

Mon, 17 Aug - Mon, 24 Aug

22:00 - 15:00

BOS

ADL

27h 30m

1 stop

22:00 - 15:15

ADL

BOS

30h 45m

1 stop

$1,781Qatar Airways

Sun, 23 Aug - Tue, 8 Sep

22:00 - 15:00

BOS

ADL

27h 30m

1 stop

21:45 - 15:15

ADL

BOS

55h 00m

2 stops

$1,787Multiple Airlines

Mon, 31 Aug - Fri, 18 Sep

22:00 - 15:00

BOS

ADL

27h 30m

1 stop

22:00 - 15:15

ADL

BOS

30h 45m

1 stop

$1,802Qatar Airways

Sun, 16 Aug - Sun, 6 Sep

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United Airlines flights from Boston to Australia

Our best United Airlines deals on Boston to Australia flight tickets

United Airlines

29 July

BOS16:15Boston Logan Intl

24h 40m

1 stop

SYD06:55Sydney Kingsford Smith

5 Aug

SYD10:20Sydney Kingsford Smith

25h 01m

1 stop

BOS21:21Boston Logan Intl

$1,698

United Airlines

27 July

BOS18:27Boston Logan Intl

22h 33m

1 stop

SYD07:00Sydney Kingsford Smith

10 Aug

SYD09:30Sydney Kingsford Smith

21h 51m

1 stop

BOS17:21Boston Logan Intl

$1,699

United Airlines

29 July

BOS18:26Boston Logan Intl

22h 34m

1 stop

SYD07:00Sydney Kingsford Smith

5 Aug

SYD10:20Sydney Kingsford Smith

20h 44m

1 stop

BOS17:04Boston Logan Intl

$1,702

Delta flights from Boston to Australia

Our best Delta deals on Boston to Australia flight tickets

Delta

19 Aug

BOS13:55Boston Logan Intl

26h 55m

2 stops

SYD06:50Sydney Kingsford Smith

26 Aug

SYD09:15Sydney Kingsford Smith

24h 10m

1 stop

BOS19:25Boston Logan Intl

$1,714

Delta

2 Aug

BOS05:30Boston Logan Intl

35h 20m

2 stops

SYD06:50Sydney Kingsford Smith

18 Aug

SYD09:15Sydney Kingsford Smith

26h 57m

2 stops

BOS22:12Boston Logan Intl

$1,715

Delta

2 Aug

BOS06:20Boston Logan Intl

34h 30m

1 stop

SYD06:50Sydney Kingsford Smith

17 Aug

SYD09:15Sydney Kingsford Smith

24h 10m

1 stop

BOS19:25Boston Logan Intl

$1,724

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Wed 21/10

11:00-06:45

1 stop28h 45m

Melbourne

Wed 4/11

22:45-06:18

1 stop23h 33m

$1,656

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Wed 21/10

11:00-06:45

1 stop28h 45m

Melbourne

Wed 4/11

22:45-06:18

1 stop23h 33m

$1,658

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sun 16/8

15:59-07:05

2 stops25h 06m

Sydney Kingsford Smith

Sun 23/8

09:10-07:36

1 stop36h 26m

$1,689

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Wed 29/7

17:33-07:30

1 stop23h 57m

Sydney Kingsford Smith

Wed 5/8

12:00-19:42

1 stop21h 42m

$1,691

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Wed 29/7

16:15-06:55

1 stop24h 40m

Sydney Kingsford Smith

Wed 5/8

10:20-21:21

1 stop25h 01m

$1,698

Fastest return journey

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Mon 27/7

18:27-07:00

1 stop22h 33m

Sydney Kingsford Smith

Mon 10/8

09:30-17:21

1 stop21h 51m

$1,699

BostonMaroochydore

BOS - MCY

BOSMCY

Boston Logan Intl

Mon 17/8

14:32-09:25

2 stops28h 53m

Maroochydore Sunshine Coast

Mon 24/8

08:15-21:05

2 stops26h 50m

$1,734

BostonAdelaide

BOS - ADL

BOSADL

Boston Logan Intl

Sun 23/8

22:00-15:00

1 stop27h 30m

Adelaide

Tue 8/9

22:00-15:15

1 stop30h 45m

$1,781

BostonAdelaide

BOS - ADL

BOSADL

Boston Logan Intl

Mon 31/8

22:00-15:00

1 stop27h 30m

Adelaide

Fri 18/9

21:45-15:15

2 stops55h 00m

$1,787

BostonAdelaide

BOS - ADL

BOSADL

Boston Logan Intl

Sun 16/8

22:00-15:00

1 stop27h 30m

Adelaide

Sun 6/9

22:00-15:15

1 stop30h 45m

$1,802

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 Boston to Australia

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

What is the cheapest month to fly to Australia?

In general, February is the cheapest month to fly from Boston to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $258. If you don’t want to visit Australia in February, then you should wait until January to fly from Boston, when ticket prices are also cheap, with an average price of $259.

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

You are more likely to see cheaper flights to Australia from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $2,108 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Boston for as low as $2,036 on momondo.

Can stopping save me money on Boston to Australia flights?

You could potentially save up to 36% on your flight if you consider stops on a Boston to Australia flight.

Cheap Boston to Australia flight deals and tips

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

Fastest flight time	22h 30m
Direct flights	None

The fastest flight from Boston to Australia takes 22h 30m

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

Search flight deals

Frequently asked questions about flying from Boston to Australia

When did momondo last update prices for flights from Boston Logan Intl Airport to Australia?
Prices for flights from Boston Logan Intl Airport to Australia were last updated today.
How many operators does momondo search for flights from Boston Logan Intl Airport to Australia?
As of July 2026, there are 3 operators available to choose from for flights from Boston Logan Intl Airport to Australia.
How old do you have to be to fly from Boston Logan Intl Airport to Australia?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Australia.
What documentation or ID do you need to fly to Australia?
The required travel and health documents for your Australia 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 Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Boston to Australia

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

Airline	Rating	Free cancellation	Price
Air Canada	PriceFrom $1,297	Free cancellation	Rating 7.1 11,308 reviews	Search Air Canada flights
Qantas Airways	PriceFrom $1,409	Free cancellation	Rating 7.5 1,057 reviews	Search Qantas Airways flights
United Airlines	PriceFrom $1,677	Free cancellation	Rating 7.4 9,940 reviews	Search United Airlines flights

Why use momondo?

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

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 Australia from Boston.

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

Flights from Boston to Australia 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 Boston to Australia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Australia from Boston.

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

Of course. momondo tracks the price of Boston to Australia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.