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

United Airlines, Delta, and Qantas Airways 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 40% 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 August 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.

$531 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.

3:30 pm - 8:35 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

26h 05m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

10:20 am - 9:28 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

26h 08m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,070Air Canada

Sun, Oct 25 - Thu, Oct 29

10:35 am - 8:35 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

31h 00m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

10:20 am - 9:58 amSYD Sydney Kingsford Smith-BOS Boston Logan Intl

38h 38m3 stops Vancouver Intl Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$1,077Air Canada

Sun, Oct 25 - Thu, Oct 29

12:30 pm - 1:35 pmBOS Boston Logan Intl-MEL Melbourne

34h 05m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith

8:00 am - 10:37 pmMEL Melbourne-BOS Boston Logan Intl

30h 37m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl

$1,081Multiple Airlines

Mon, Oct 19 - Mon, Nov 2

12:45 pm - 8:20 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

28h 35m2 stops Chicago O'Hare Intl Vancouver Intl

10:20 am - 9:58 amSYD Sydney Kingsford Smith-BOS Boston Logan Intl

38h 38m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,096Multiple Airlines

Wed, Oct 14 - Wed, Oct 28

10:10 am - 5:00 amBOS Boston Logan Intl-MEL Melbourne

27h 50m1 stop Dallas/Fort Worth

10:45 pm - 9:25 amMEL Melbourne-BOS Boston Logan Intl

26h 40m2 stops Los Angeles New York John F Kennedy Intl

$1,132American Airlines

Mon, Oct 19 - Mon, Nov 2

10:10 am - 5:00 amBOS Boston Logan Intl-MEL Melbourne

27h 50m1 stop Dallas/Fort Worth

10:45 pm - 4:29 pmMEL Melbourne-BOS Boston Logan Intl

33h 44m1 stop Los Angeles

$1,132American Airlines

Mon, Oct 19 - Mon, Nov 2

6:20 am - 7:50 amBOS Boston Logan Intl-MEL Melbourne

35h 30m1 stop Los Angeles

11:00 am - 7:25 pmMEL Melbourne-BOS Boston Logan Intl

23h 25m1 stop Los Angeles

$1,150Delta

Mon, Sep 21 - Sun, Oct 4

10:55 am - 8:50 amBOS Boston Logan Intl-MEL Melbourne

30h 55m1 stop Los Angeles

10:10 am - 11:59 pmMEL Melbourne-BOS Boston Logan Intl

29h 49m1 stop Los Angeles

$1,160Delta

Wed, Oct 21 - Mon, Nov 9

7:05 pm - 8:35 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

46h 30m1 stop Toronto Pearson Intl

11:20 am - 9:28 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

26h 08m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,199Air New Zealand

Sat, Oct 24 - Mon, Nov 2

5:45 am - 9:35 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

35h 50m1 stop Toronto Pearson Intl

11:20 am - 9:58 amSYD Sydney Kingsford Smith-BOS Boston Logan Intl

38h 38m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,199Air New Zealand

Sun, Nov 1 - Mon, Nov 30

Cheap last minute flights

Enter your travel dates to find the best prices.

12:41 pm - 6:55 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

28h 14m2 stops Newark San Francisco

9:30 am - 9:59 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

26h 29m2 stops Los Angeles Chicago O'Hare Intl

$1,231United Airlines

Sun, Aug 30 - Mon, Sep 14

11:34 am - 6:55 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

29h 21m1 stop San Francisco

9:30 am - 9:02 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

25h 32m2 stops Los Angeles San Francisco

$1,231United Airlines

Sun, Aug 30 - Mon, Sep 14

7:00 am - 6:45 amBOS Boston Logan Intl-MEL Melbourne

33h 45m1 stop Los Angeles

9:45 am - 11:28 pmMEL Melbourne-BOS Boston Logan Intl

27h 43m1 stop Los Angeles

$1,243Qantas Airways

Sun, Aug 30 - Tue, Sep 29

4:30 pm - 7:50 amBOS Boston Logan Intl-MEL Melbourne

25h 20m1 stop Los Angeles

10:00 am - 11:51 pmMEL Melbourne-BOS Boston Logan Intl

27h 51m1 stop Los Angeles

$1,414Delta

Fri, Aug 28 - Wed, Sep 16

8:45 pm - 7:50 amBOS Boston Logan Intl-MEL Melbourne

45h 05m2 stops Atlanta Hartsfield-Jackson Los Angeles

10:00 am - 11:51 pmMEL Melbourne-BOS Boston Logan Intl

27h 51m1 stop Los Angeles

$1,419Delta

Thu, Aug 27 - Wed, Sep 16

10:40 am - 7:20 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

30h 40m3 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl Vancouver Intl

9:20 am - 9:50 amSYD Sydney Kingsford Smith-BOS Boston Logan Intl

38h 30m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,473Air Canada

Sat, Aug 29 - Sat, Sep 5

9:36 am - 7:30 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

31h 54m2 stops Atlanta Hartsfield-Jackson Los Angeles

6:00 am - 12:07 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

44h 07m3 stops Melbourne Los Angeles Atlanta Hartsfield-Jackson

$1,568Multiple Airlines

Sun, Aug 30 - Mon, Sep 14

4:59 pm - 11:35 pmBOS Boston Logan Intl-MEL Melbourne

40h 36m2 stops Los Angeles Sydney Kingsford Smith

9:45 am - 11:28 pmMEL Melbourne-BOS Boston Logan Intl

27h 43m1 stop Los Angeles

$1,613Qantas Airways

Thu, Aug 27 - Tue, Sep 15

10:00 pm - 4:50 pmBOS Boston Logan Intl-MEL Melbourne

28h 50m1 stop Doha Hamad Intl

10:45 pm - 3:15 pmMEL Melbourne-BOS Boston Logan Intl

30h 30m1 stop Doha Hamad Intl

$1,631JetBlue

Fri, Aug 28 - Tue, Sep 15

10:40 am - 7:20 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

30h 40m3 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl Vancouver Intl

9:20 am - 9:50 amSYD Sydney Kingsford Smith-BOS Boston Logan Intl

38h 30m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,673Air Canada

Sun, Aug 30 - Mon, Sep 14

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Air Canada flights from Boston to Australia

Our best Air Canada deals on Boston to Australia flight tickets

Air Canada

Oct 25

BOS3:30 pmBoston Logan Intl

26h 05m

2 stops

SYD8:35 amSydney Kingsford Smith

Oct 29

SYD10:20 amSydney Kingsford Smith

26h 08m

2 stops

BOS9:28 pmBoston Logan Intl

$1,070

Air Canada

Oct 25

BOS10:35 amBoston Logan Intl

31h 00m

2 stops

SYD8:35 amSydney Kingsford Smith

Oct 29

SYD10:20 amSydney Kingsford Smith

38h 38m

3 stops

BOS9:58 amBoston Logan Intl

$1,077

Air Canada

Oct 14

BOS10:40 amBoston Logan Intl

30h 40m

2 stops

SYD8:20 amSydney Kingsford Smith

Oct 21

SYD10:20 amSydney Kingsford Smith

26h 06m

2 stops

BOS9:26 pmBoston Logan Intl

$1,094

Air New Zealand flights from Boston to Australia

Our best Air New Zealand deals on Boston to Australia flight tickets

Air New Zealand

Oct 24

BOS7:05 pmBoston Logan Intl

46h 30m

1 stop

SYD8:35 amSydney Kingsford Smith

Nov 2

SYD11:20 amSydney Kingsford Smith

26h 08m

2 stops

BOS9:28 pmBoston Logan Intl

$1,199

Air New Zealand

Oct 24

BOS4:55 pmBoston Logan Intl

48h 40m

1 stop

SYD8:35 amSydney Kingsford Smith

Nov 1

SYD11:20 amSydney Kingsford Smith

38h 38m

2 stops

BOS10:58 amBoston Logan Intl

$1,200

Air New Zealand

Nov 14

BOS5:17 pmBoston Logan Intl

49h 38m

2 stops

MEL10:55 amMelbourne

Nov 18

MEL12:10 pmMelbourne

35h 05m

2 stops

BOS7:15 amBoston Logan Intl

$1,330

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

BostonSydney

BOS Boston Logan Intl - SYD Sydney Kingsford Smith

BOSSYD

Boston Logan Intl

Sun 10/25

3:30 pm-8:35 am

2 stops26h 05m

Sydney Kingsford Smith

Thu 10/29

10:20 am-9:28 pm

2 stops26h 08m

$1,070

BostonSydney

BOS Boston Logan Intl - SYD Sydney Kingsford Smith

BOSSYD

Boston Logan Intl

Sun 10/25

10:35 am-8:35 am

2 stops31h 00m

Sydney Kingsford Smith

Thu 10/29

10:20 am-9:58 am

3 stops38h 38m

$1,077

BostonMelbourne

BOS Boston Logan Intl - MEL Melbourne

BOSMEL

Boston Logan Intl

Mon 10/19

12:30 pm-1:35 pm

3 stops34h 05m

Melbourne

Mon 11/2

8:00 am-10:37 pm

3 stops30h 37m

$1,081

BostonSydney

BOS Boston Logan Intl - SYD Sydney Kingsford Smith

BOSSYD

Boston Logan Intl

Wed 10/14

12:45 pm-8:20 am

2 stops28h 35m

Sydney Kingsford Smith

Wed 10/28

10:20 am-9:58 am

2 stops38h 38m

$1,096

BostonMelbourne

BOS Boston Logan Intl - MEL Melbourne

BOSMEL

Boston Logan Intl

Mon 10/19

10:10 am-5:00 am

1 stop27h 50m

Melbourne

Mon 11/2

10:45 pm-9:25 am

2 stops26h 40m

$1,132

BostonMelbourne

BOS Boston Logan Intl - MEL Melbourne

BOSMEL

Boston Logan Intl

Mon 10/19

10:10 am-5:00 am

1 stop27h 50m

Melbourne

Mon 11/2

10:45 pm-4:29 pm

1 stop33h 44m

$1,132

BostonMelbourne

BOS Boston Logan Intl - MEL Melbourne

BOSMEL

Boston Logan Intl

Mon 9/21

6:20 am-7:50 am

1 stop35h 30m

Melbourne

Sun 10/4

11:00 am-7:25 pm

1 stop23h 25m

$1,150

BostonMelbourne

BOS Boston Logan Intl - MEL Melbourne

BOSMEL

Boston Logan Intl

Wed 10/21

10:55 am-8:50 am

1 stop30h 55m

Melbourne

Mon 11/9

10:10 am-11:59 pm

1 stop29h 49m

$1,160

BostonSydney

BOS Boston Logan Intl - SYD Sydney Kingsford Smith

BOSSYD

Boston Logan Intl

Sat 10/24

7:05 pm-8:35 am

1 stop46h 30m

Sydney Kingsford Smith

Mon 11/2

11:20 am-9:28 pm

2 stops26h 08m

$1,199

BostonSydney

BOS Boston Logan Intl - SYD Sydney Kingsford Smith

BOSSYD

Boston Logan Intl

Sun 11/1

5:45 am-9:35 am

1 stop35h 50m

Sydney Kingsford Smith

Mon 11/30

11:20 am-9:58 am

2 stops38h 38m

$1,199

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 $1,234. If you aren’t able to travel during the month of February, then book flights to Australia from Boston during March instead. Flights to Australia in March, while not as cheap as those in February, still average around $1,322.

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 $1,465 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 $1,366 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

Best Price Found	$531
Fastest flight time	22h 42m
Direct flights	None

The best one-way flight to Australia from Boston in the past 72 hours is $531. The best round-trip flight deal from Boston to Australia found on momondo in the last 72 hours is $1,070.

The fastest flight from Boston to Australia takes 22h 42m

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 August 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 8,531 reviews	Search Delta flights
Fiji Airways	PriceFrom $703	Free Cancellation	Rating 8.0 256 reviews	Search Fiji Airways flights
United Airlines	PriceFrom $868	Free Cancellation	Rating 7.4 10,128 reviews	Search United Airlines flights
Air Canada	PriceFrom $965	Free Cancellation	Rating 7.1 11,540 reviews	Search Air Canada flights
Qatar Airways	PriceFrom $972	Free Cancellation	Rating 7.4 3,730 reviews	Search Qatar Airways flights
American Airlines	PriceFrom $991	Free Cancellation	Rating 7.1 12,003 reviews	Search American Airlines flights
Qantas Airways	PriceFrom $1,021	Free Cancellation	Rating 7.5 1,085 reviews	Search Qantas Airways flights
Air New Zealand	PriceFrom $1,084	Free Cancellation	Rating 8.0 664 reviews	Search Air New Zealand flights
Emirates	PriceFrom $1,520	Free Cancellation	Rating 8.1 3,656 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.