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

What airlines fly to Australia?

United Airlines, Qantas Airways and American Airlines are the top three most popular airlines that fly to Australia from Boston according to our data. United Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Australia. Keep in mind that there are 9 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

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 are refreshed on a daily basis.

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

There are 9 operators available for flights from Boston Logan Intl Airport to Australia as of July 2026.

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

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 Boston Logan Intl Airport to Australia.

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

The travel and health documents required for your trip to Australia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Australia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$497 Cheap Flights from Boston to Australia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Australia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:45 pm - 6:45 am

BOS

MEL

44h 00m

1 stop

10:45 pm - 6:18 am

MEL

BOS

23h 33m

1 stop

$1,100Qantas Airways

Wed, Oct 21 - Wed, Nov 4

7:00 am - 6:45 am

BOS

MEL

32h 45m

1 stop

10:45 pm - 6:18 am

MEL

BOS

23h 33m

1 stop

$1,104Qantas Airways

Sun, Oct 18 - Sun, Nov 22

4:27 pm - 6:55 am

BOS

SYD

24h 28m

1 stop

9:10 am - 7:42 pm

SYD

BOS

24h 32m

2 stops

$1,174American Airlines

Wed, Aug 12 - Mon, Aug 24

5:53 pm - 6:55 am

BOS

SYD

23h 02m

1 stop

9:10 am - 11:44 pm

SYD

BOS

28h 34m

1 stop

$1,175American Airlines

Wed, Jul 29 - Wed, Aug 5

6:26 pm - 7:00 am

BOS

SYD

22h 34m

1 stop

9:30 am - 9:59 pm

SYD

BOS

26h 29m

2 stops

$1,179United Airlines

Wed, Jul 29 - Wed, Sep 16

4:15 pm - 6:55 am

BOS

SYD

24h 40m

1 stop

10:20 am - 7:14 pm

SYD

BOS

22h 54m

2 stops

$1,180United Airlines

Mon, Jul 27 - Mon, Aug 10

2:00 pm - 7:30 am

BOS

MEL

27h 30m

1 stop

10:30 am - 5:31 pm

MEL

BOS

22h 01m

1 stop

$1,198Air New Zealand

Wed, Sep 9 - Sun, Oct 11

4:25 pm - 7:20 am

BOS

BNE

24h 55m

1 stop

10:40 am - 11:54 pm

BNE

BOS

28h 14m

1 stop

$1,241Delta

Wed, Oct 28 - Wed, Nov 4

8:15 pm - 8:20 am

BOS

BNE

45h 05m

2 stops

10:40 am - 6:33 am

BNE

BOS

34h 53m

2 stops

$1,245Delta

Tue, Dec 1 - Sun, Dec 13

5:35 pm - 2:45 pm

BOS

TSV

31h 10m

3 stops

5:40 pm - 9:24 pm

TSV

BOS

42h 44m

3 stops

$3,106Air New Zealand

Wed, Jul 15 - Sat, Nov 7

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United Airlines flights from Boston to Australia

Our best United Airlines deals on Boston to Australia flight tickets

United Airlines

Jul 29

BOS6:26 pmBoston Logan Intl

22h 34m

1 stop

SYD7:00 amSydney Kingsford Smith

Sep 16

SYD9:30 amSydney Kingsford Smith

26h 29m

2 stops

BOS9:59 pmBoston Logan Intl

$1,179

United Airlines

Jul 27

BOS4:15 pmBoston Logan Intl

24h 40m

1 stop

SYD6:55 amSydney Kingsford Smith

Aug 10

SYD10:20 amSydney Kingsford Smith

22h 54m

2 stops

BOS7:14 pmBoston Logan Intl

$1,180

United Airlines

Jul 27

BOS5:45 amBoston Logan Intl

35h 15m

2 stops

SYD7:00 amSydney Kingsford Smith

Sep 16

SYD9:30 amSydney Kingsford Smith

25h 32m

2 stops

BOS9:02 pmBoston Logan Intl

$1,186

Qantas Airways flights from Boston to Australia

Our best Qantas Airways deals on Boston to Australia flight tickets

Qantas Airways

Oct 21

BOS7:45 pmBoston Logan Intl

44h 00m

1 stop

MEL6:45 amMelbourne

Nov 4

MEL10:45 pmMelbourne

23h 33m

1 stop

BOS6:18 amBoston Logan Intl

$1,100

Qantas Airways

Oct 18

BOS7:00 amBoston Logan Intl

32h 45m

1 stop

MEL6:45 amMelbourne

Nov 22

MEL10:45 pmMelbourne

23h 33m

1 stop

BOS6:18 amBoston Logan Intl

$1,104

Qantas Airways

Oct 21

BOS5:45 pmBoston Logan Intl

46h 00m

1 stop

MEL6:45 amMelbourne

Nov 4

MEL10:45 pmMelbourne

23h 33m

1 stop

BOS6:18 amBoston Logan Intl

$1,113

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Wed 10/21

7:45 pm-6:45 am

1 stop44h 00m

Melbourne

Wed 11/4

10:45 pm-6:18 am

1 stop23h 33m

$1,100

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Sun 10/18

7:00 am-6:45 am

1 stop32h 45m

Melbourne

Sun 11/22

10:45 pm-6:18 am

1 stop23h 33m

$1,104

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Wed 8/12

4:27 pm-6:55 am

1 stop24h 28m

Sydney Kingsford Smith

Mon 8/24

9:10 am-7:42 pm

2 stops24h 32m

$1,174

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Wed 7/29

5:53 pm-6:55 am

1 stop23h 02m

Sydney Kingsford Smith

Wed 8/5

9:10 am-11:44 pm

1 stop28h 34m

$1,175

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Wed 7/29

6:26 pm-7:00 am

1 stop22h 34m

Sydney Kingsford Smith

Wed 9/16

9:30 am-9:59 pm

2 stops26h 29m

$1,179

Quickest round-trip

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Mon 7/27

4:15 pm-6:55 am

1 stop24h 40m

Sydney Kingsford Smith

Mon 8/10

10:20 am-7:14 pm

2 stops22h 54m

$1,180

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Wed 9/9

2:00 pm-7:30 am

1 stop27h 30m

Melbourne

Sun 10/11

10:30 am-5:31 pm

1 stop22h 01m

$1,198

BostonBrisbane

BOS - BNE

BOSBNE

Boston Logan Intl

Wed 10/28

4:25 pm-7:20 am

1 stop24h 55m

Brisbane

Wed 11/4

10:40 am-11:54 pm

1 stop28h 14m

$1,241

BostonBrisbane

BOS - BNE

BOSBNE

Boston Logan Intl

Tue 12/1

8:15 pm-8:20 am

2 stops45h 05m

Brisbane

Sun 12/13

10:40 am-6:33 am

2 stops34h 53m

$1,245

BostonTownsville

BOS - TSV

BOSTSV

Boston Logan Intl

Wed 7/15

5:35 pm-2:45 pm

3 stops31h 10m

Townsville

Sat 11/7

5:40 pm-9:24 pm

3 stops42h 44m

$3,106

Flights are sorted by cheapest round-trip 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?

The month of February is, on average, the cheapest month to fly to Australia from Boston, with most prices found around $179. If you aren’t able to travel during the month of February, then book flights to Australia from Boston during January instead. Flights to Australia in January, while not as cheap as those in February, still average around $180.

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 $1,471 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Boston for as low as $1,424 on momondo.

Can stopping save me money on Boston to Australia flights?

You could potentially save up to 8% 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 are refreshed on a daily basis.
How many operators does momondo search for flights from Boston Logan Intl Airport to Australia?
There are 9 operators available for flights from Boston Logan Intl Airport to Australia as of July 2026.
How old do you have to be to fly from Boston Logan Intl Airport to Australia?
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 Boston Logan Intl Airport to Australia.
What documentation or ID do you need to fly to Australia?
The travel and health documents required for your trip to Australia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Australia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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
Delta	PriceFrom $318	Free Cancellation	Rating 7.8 8,452 reviews	Search Delta flights
Fiji Airways	PriceFrom $703	Free Cancellation	Rating 8.1 245 reviews	Search Fiji Airways flights
United Airlines	PriceFrom $868	Free Cancellation	Rating 7.4 9,916 reviews	Search United Airlines flights
Air Canada	PriceFrom $907	Free Cancellation	Rating 7.1 11,282 reviews	Search Air Canada flights
Qatar Airways	PriceFrom $972	Free Cancellation	Rating 7.3 3,738 reviews	Search Qatar Airways flights
American Airlines	PriceFrom $991	Free Cancellation	Rating 7.1 11,765 reviews	Search American Airlines flights
Qantas Airways	PriceFrom $1,021	Free Cancellation	Rating 7.5 1,054 reviews	Search Qantas Airways flights
Air New Zealand	PriceFrom $1,084	Free Cancellation	Rating 8.0 649 reviews	Search Air New Zealand flights
Emirates	PriceFrom $1,543	Free Cancellation	Rating 8.1 3,605 reviews	Search Emirates 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?

Yes. momondo allows you to filter the results for Boston to Australia flights to just show those with flexible booking policies.

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

Once all potential Boston to Australia 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 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.