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

American Airlines, United Airlines, and Delta 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 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.

$597 Cheap Flights from Boston to Australia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Australia

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

3:35 pm - 7:05 amBOS Boston Logan Intl-BNE Brisbane

25h 30m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

10:00 am - 9:26 pmBNE Brisbane-BOS Boston Logan Intl

25h 26m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,168Air Canada

Wed, Sep 9 - Tue, Sep 29

3:35 pm - 7:05 amBOS Boston Logan Intl-BNE Brisbane

25h 30m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

10:15 am - 9:50 amBNE Brisbane-BOS Boston Logan Intl

37h 35m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,182Air Canada

Sun, Sep 6 - Tue, Sep 22

12:30 pm - 4:05 pmBOS Boston Logan Intl-AVV Melbourne Avalon

36h 35m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith

6:00 am - 10:37 pmAVV Melbourne Avalon-BOS Boston Logan Intl

31h 37m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl

$1,192Multiple Airlines

Tue, Oct 20 - Sun, Oct 25

12:30 pm - 4:05 pmBOS Boston Logan Intl-AVV Melbourne Avalon

36h 35m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith

6:00 am - 10:17 amAVV Melbourne Avalon-BOS Boston Logan Intl

43h 17m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl

$1,193Multiple Airlines

Tue, Oct 20 - Sun, Oct 25

10:35 am - 9:35 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

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

11:20 am - 10:37 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

27h 17m1 stop Toronto Pearson Intl

$1,197Air New Zealand

Tue, Nov 3 - Tue, Nov 17

3:30 pm - 9:35 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

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

11:20 am - 10:37 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

27h 17m1 stop Toronto Pearson Intl

$1,197Air New Zealand

Wed, Nov 4 - Wed, Nov 18

2:34 pm - 5:00 amBOS Boston Logan Intl-MEL Melbourne

24h 26m1 stop Dallas/Fort Worth

1:35 pm - 9:27 pmMEL Melbourne-BOS Boston Logan Intl

21h 52m1 stop Dallas/Fort Worth

$1,232American Airlines

Mon, Sep 21 - Mon, Sep 28

2:10 pm - 5:00 amBOS Boston Logan Intl-MEL Melbourne

24h 50m2 stops New York LaGuardia Dallas/Fort Worth

1:35 pm - 10:29 pmMEL Melbourne-BOS Boston Logan Intl

22h 54m1 stop Dallas/Fort Worth

$1,232American Airlines

Mon, Sep 21 - Mon, Sep 28

5:45 am - 7:00 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

35h 15m2 stops Washington, D.C. Dulles Intl Los Angeles

10:20 am - 5:07 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

20h 47m1 stop San Francisco

$1,238United Airlines

Sun, Aug 23 - Sun, Aug 30

5:45 am - 7:00 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

35h 15m2 stops Washington, D.C. Dulles Intl Los Angeles

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

25h 32m2 stops Los Angeles San Francisco

$1,238United Airlines

Sun, Aug 23 - Sun, Aug 30

Cheap last minute flights

Enter your travel dates to find the best prices.

10:30 am - 6:45 amBOS Boston Logan Intl-MEL Melbourne

30h 15m1 stop Los Angeles

9:45 am - 11:44 pmMEL Melbourne-BOS Boston Logan Intl

27h 59m1 stop Los Angeles

$1,232American Airlines

Thu, Aug 13 - Wed, Aug 26

2:00 pm - 6:45 amBOS Boston Logan Intl-MEL Melbourne

26h 45m2 stops Chicago O'Hare Intl Los Angeles

1:35 pm - 10:06 pmMEL Melbourne-BOS Boston Logan Intl

22h 31m1 stop Dallas/Fort Worth

$1,232American Airlines

Thu, Aug 13 - Wed, Aug 26

9:05 pm - 7:50 amBOS Boston Logan Intl-MEL Melbourne

44h 45m2 stops Detroit Metropolitan Wayne County Los Angeles

10:00 am - 10:43 pmMEL Melbourne-BOS Boston Logan Intl

26h 43m2 stops Los Angeles New York John F Kennedy Intl

$1,250Delta

Thu, Aug 13 - Wed, Aug 26

4:59 pm - 7:05 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

24h 06m1 stop Los Angeles

12:00 pm - 9:05 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

23h 05m1 stop Dallas/Fort Worth

$1,253Qantas Airways

Sat, Aug 15 - Sun, Aug 30

5:01 pm - 6:55 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

47h 54m2 stops Chicago O'Hare Intl San Francisco

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

26h 29m2 stops Los Angeles Denver Intl

$1,255United Airlines

Sat, Aug 15 - Sun, Aug 30

5:01 pm - 6:55 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

47h 54m2 stops Chicago O'Hare Intl San Francisco

9:30 am - 5:20 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

21h 50m1 stop Los Angeles

$1,255United Airlines

Sat, Aug 15 - Sun, Aug 30

10:50 am - 7:50 amBOS Boston Logan Intl-MEL Melbourne

31h 00m1 stop Los Angeles

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

27h 51m1 stop Los Angeles

$1,258Delta

Wed, Aug 12 - Wed, Aug 19

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

33h 45m1 stop Los Angeles

9:45 am - 11:44 pmMEL Melbourne-BOS Boston Logan Intl

27h 59m1 stop Los Angeles

$1,294Qantas Airways

Thu, Aug 13 - Sat, Aug 22

10:40 am - 7:05 amBOS Boston Logan Intl-BNE Brisbane

30h 25m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

10:00 am - 9:45 amBNE Brisbane-BOS Boston Logan Intl

37h 45m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,554Air Canada

Sat, Aug 15 - Fri, Aug 21

3:35 pm - 7:05 amBOS Boston Logan Intl-BNE Brisbane

25h 30m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

8:05 pm - 10:38 pmBNE Brisbane-BOS Boston Logan Intl

40h 33m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl

$1,592Air Canada

Sat, Aug 15 - Fri, Aug 21

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United Airlines flights from Boston to Australia

Our best United Airlines deals on Boston to Australia flight tickets

United Airlines

Aug 16

BOS11:50 amBoston Logan Intl

29h 10m

1 stop

SYD7:00 amSydney Kingsford Smith

Aug 30

SYD9:30 amSydney Kingsford Smith

23h 58m

2 stops

BOS7:28 pmBoston Logan Intl

$1,232

United Airlines

Aug 16

BOS6:13 pmBoston Logan Intl

22h 42m

1 stop

SYD6:55 amSydney Kingsford Smith

Aug 30

SYD9:30 amSydney Kingsford Smith

29h 41m

2 stops

BOS1:11 amBoston Logan Intl

$1,233

United Airlines

Aug 23

BOS8:15 amBoston Logan Intl

32h 45m

1 stop

SYD7:00 amSydney Kingsford Smith

Aug 30

SYD10:20 amSydney Kingsford Smith

24h 42m

1 stop

BOS9:02 pmBoston Logan Intl

$1,238

Air New Zealand flights from Boston to Australia

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

Air New Zealand

Oct 20

BOS12:30 pmBoston Logan Intl

28h 50m

1 stop

SYD8:20 amSydney Kingsford Smith

Nov 10

SYD11:20 amSydney Kingsford Smith

26h 08m

2 stops

BOS9:28 pmBoston Logan Intl

$1,198

Air New Zealand

Nov 8

BOS10:35 amBoston Logan Intl

31h 00m

2 stops

SYD9:35 amSydney Kingsford Smith

Nov 20

SYD11:20 amSydney Kingsford Smith

26h 08m

2 stops

BOS9:28 pmBoston Logan Intl

$1,237

Air New Zealand

Sep 14

BOS6:55 pmBoston Logan Intl

46h 25m

1 stop

SYD7:20 amSydney Kingsford Smith

Oct 10

SYD10:20 amSydney Kingsford Smith

26h 06m

2 stops

BOS9:26 pmBoston Logan Intl

$1,243

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonBrisbane

BOS Boston Logan Intl - BNE Brisbane

BOSBNE

Boston Logan Intl

Wed 9/9

3:35 pm-7:05 am

2 stops25h 30m

Brisbane

Tue 9/29

10:00 am-9:26 pm

2 stops25h 26m

$1,168

BostonBrisbane

BOS Boston Logan Intl - BNE Brisbane

BOSBNE

Boston Logan Intl

Sun 9/6

3:35 pm-7:05 am

2 stops25h 30m

Brisbane

Tue 9/22

10:15 am-9:50 am

2 stops37h 35m

$1,182

BostonMelbourne

BOS Boston Logan Intl - AVV Melbourne Avalon

BOSAVV

Boston Logan Intl

Tue 10/20

12:30 pm-4:05 pm

3 stops36h 35m

Melbourne Avalon

Sun 10/25

6:00 am-10:37 pm

3 stops31h 37m

$1,192

BostonMelbourne

BOS Boston Logan Intl - AVV Melbourne Avalon

BOSAVV

Boston Logan Intl

Tue 10/20

12:30 pm-4:05 pm

3 stops36h 35m

Melbourne Avalon

Sun 10/25

6:00 am-10:17 am

3 stops43h 17m

$1,193

BostonSydney

BOS Boston Logan Intl - SYD Sydney Kingsford Smith

BOSSYD

Boston Logan Intl

Tue 11/3

10:35 am-9:35 am

2 stops31h 00m

Sydney Kingsford Smith

Tue 11/17

11:20 am-10:37 pm

1 stop27h 17m

$1,197

BostonSydney

BOS Boston Logan Intl - SYD Sydney Kingsford Smith

BOSSYD

Boston Logan Intl

Wed 11/4

3:30 pm-9:35 am

2 stops26h 05m

Sydney Kingsford Smith

Wed 11/18

11:20 am-10:37 pm

1 stop27h 17m

$1,197

Quickest round-trip

BostonMelbourne

BOS Boston Logan Intl - MEL Melbourne

BOSMEL

Boston Logan Intl

Mon 9/21

2:34 pm-5:00 am

1 stop24h 26m

Melbourne

Mon 9/28

1:35 pm-9:27 pm

1 stop21h 52m

$1,232

BostonMelbourne

BOS Boston Logan Intl - MEL Melbourne

BOSMEL

Boston Logan Intl

Mon 9/21

2:10 pm-5:00 am

2 stops24h 50m

Melbourne

Mon 9/28

1:35 pm-10:29 pm

1 stop22h 54m

$1,232

BostonSydney

BOS Boston Logan Intl - SYD Sydney Kingsford Smith

BOSSYD

Boston Logan Intl

Sun 8/23

5:45 am-7:00 am

2 stops35h 15m

Sydney Kingsford Smith

Sun 8/30

10:20 am-5:07 pm

1 stop20h 47m

$1,238

BostonSydney

BOS Boston Logan Intl - SYD Sydney Kingsford Smith

BOSSYD

Boston Logan Intl

Sun 8/23

5:45 am-7:00 am

2 stops35h 15m

Sydney Kingsford Smith

Sun 8/30

9:30 am-9:02 pm

2 stops25h 32m

$1,238

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 $1,237. 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 $1,464 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 $1,403 on momondo.

Can stopping save me money on Boston to Australia flights?

You could potentially save up to 3% 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	23h 34m
Direct flights	None

The fastest flight from Boston to Australia takes 23h 34m

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 8,506 reviews	Search Delta flights
Fiji Airways	PriceFrom $703	Free Cancellation	Rating 8.0 252 reviews	Search Fiji Airways flights
United Airlines	PriceFrom $868	Free Cancellation	Rating 7.4 10,102 reviews	Search United Airlines flights
Air Canada	PriceFrom $907	Free Cancellation	Rating 7.1 11,462 reviews	Search Air Canada flights
Qatar Airways	PriceFrom $972	Free Cancellation	Rating 7.4 3,740 reviews	Search Qatar Airways flights
American Airlines	PriceFrom $991	Free Cancellation	Rating 7.1 11,902 reviews	Search American Airlines flights
Qantas Airways	PriceFrom $1,021	Free Cancellation	Rating 7.5 1,081 reviews	Search Qantas Airways flights
Air New Zealand	PriceFrom $1,084	Free Cancellation	Rating 8.0 659 reviews	Search Air New Zealand flights
Emirates	PriceFrom $1,520	Free Cancellation	Rating 8.1 3,649 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.