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

American Airlines, United Airlines, 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 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.

$595 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.

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

28h 35m2 stops Toronto Pearson Intl Vancouver Intl

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

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

$1,016Air Canada

Mon, Oct 19 - Mon, Nov 2

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

28h 35m2 stops Toronto Pearson Intl Vancouver Intl

11:20 am - 10:03 amSYD Sydney Kingsford Smith-BOS Boston Logan Intl

38h 43m3 stops Vancouver Intl Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$1,023Air Canada

Mon, Oct 19 - Mon, Nov 2

5:30 am - 9:35 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

36h 05m3 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl Vancouver Intl

11:20 am - 7:38 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

24h 18m2 stops Vancouver Intl Chicago O'Hare Intl

$1,110Multiple Airlines

Sun, Feb 7 - Tue, Feb 16

10:40 am - 8:20 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

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

10:20 am - 9:24 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

26h 04m2 stops Vancouver Intl San Francisco

$1,110Multiple Airlines

Wed, Oct 21 - Wed, Oct 28

12:56 pm - 5:00 amBOS Boston Logan Intl-MEL Melbourne

25h 04m1 stop Dallas/Fort Worth

10:45 pm - 7:47 amMEL Melbourne-BOS Boston Logan Intl

25h 02m1 stop Los Angeles

$1,141American Airlines

Wed, Oct 21 - Wed, Nov 4

12:55 pm - 5:00 amBOS Boston Logan Intl-MEL Melbourne

25h 05m2 stops Philadelphia Dallas/Fort Worth

10:45 pm - 10:18 amMEL Melbourne-BOS Boston Logan Intl

27h 33m2 stops Los Angeles Philadelphia

$1,146American Airlines

Wed, Oct 21 - Wed, Nov 4

2:36 pm - 9:30 amBOS Boston Logan Intl-MEL Melbourne

26h 54m2 stops Washington, D.C. Dulles Intl Los Angeles

11:30 am - 7:04 pmMEL Melbourne-BOS Boston Logan Intl

23h 34m2 stops Los Angeles Washington, D.C. Dulles Intl

$1,154United Airlines

Tue, Dec 1 - Tue, Dec 15

6:05 pm - 9:30 amBOS Boston Logan Intl-MEL Melbourne

23h 25m1 stop Los Angeles

12:45 pm - 7:15 pmMEL Melbourne-BOS Boston Logan Intl

22h 30m1 stop San Francisco

$1,154United Airlines

Tue, Dec 1 - Tue, Dec 15

7:45 am - 8:00 amBOS Boston Logan Intl-MEL Melbourne

32h 15m1 stop Los Angeles

10:10 am - 9:41 pmMEL Melbourne-BOS Boston Logan Intl

27h 31m1 stop Los Angeles

$1,160Delta

Tue, Feb 2 - Tue, Feb 23

12:55 pm - 8:00 amBOS Boston Logan Intl-MEL Melbourne

27h 05m1 stop Los Angeles

10:10 am - 4:30 pmMEL Melbourne-BOS Boston Logan Intl

22h 20m1 stop Los Angeles

$1,160Delta

Sun, Jan 31 - Mon, Feb 22

Cheap last minute 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

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

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

$1,145Air Canada

Tue, Sep 1 - Tue, Sep 22

12:30 pm - 7:05 amBOS Boston Logan Intl-BNE Brisbane

28h 35m2 stops Toronto Pearson Intl Vancouver Intl

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

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

$1,150Air Canada

Tue, Sep 1 - Tue, Sep 22

3:35 pm - 7:20 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

25h 45m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

9:20 am - 10:40 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

27h 20m1 stop Toronto Pearson Intl

$1,485Air New Zealand

Tue, Sep 1 - Wed, Sep 30

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

25h 20m1 stop Los Angeles

10:00 am - 8:31 pmMEL Melbourne-BOS Boston Logan Intl

48h 31m1 stop Los Angeles

$1,585Delta

Fri, Sep 4 - Fri, Sep 11

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

25h 20m1 stop Los Angeles

10:00 am - 8:31 pmMEL Melbourne-BOS Boston Logan Intl

48h 31m1 stop Los Angeles

$1,585Delta

Wed, Sep 2 - Fri, Sep 11

8:25 am - 6:35 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

32h 10m2 stops New York John F Kennedy Intl Doha Hamad Intl

2:50 pm - 3:15 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

38h 25m1 stop Doha Hamad Intl

$1,587Multiple Airlines

Tue, Sep 1 - Tue, Sep 15

6:00 am - 6:30 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

34h 30m2 stops New York John F Kennedy Intl Doha Hamad Intl

2:50 pm - 3:15 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

38h 25m1 stop Doha Hamad Intl

$1,639Qatar Airways

Thu, Sep 3 - Tue, Sep 15

4:35 pm - 6:10 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

47h 35m1 stop Abu Dhabi Zayed Intl

2:50 pm - 3:15 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

38h 25m1 stop Doha Hamad Intl

$1,663Multiple Airlines

Thu, Sep 3 - Tue, Sep 15

8:15 am - 9:50 pmBOS Boston Logan Intl-SYD Sydney Kingsford Smith

47h 35m2 stops Los Angeles Auckland Intl

10:20 am - 7:10 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

22h 50m1 stop San Francisco

$1,710Air New Zealand

Thu, Sep 3 - Thu, Sep 17

6:26 pm - 3:00 pmBOS Boston Logan Intl-ADL Adelaide

31h 04m2 stops New York John F Kennedy Intl Doha Hamad Intl

10:00 pm - 3:15 pmADL Adelaide-BOS Boston Logan Intl

30h 45m1 stop Doha Hamad Intl

$7,851Qatar Airways

Thu, Sep 3 - Thu, Sep 10

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Air New Zealand flights from Boston to Australia

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

Air New Zealand

Nov 14

BOS7:40 pmBoston Logan Intl

45h 55m

1 stop

SYD9:35 amSydney Kingsford Smith

Nov 23

SYD11:20 amSydney Kingsford Smith

26h 08m

2 stops

BOS9:28 pmBoston Logan Intl

$1,200

Air New Zealand

Nov 30

BOS3:30 pmBoston Logan Intl

26h 05m

2 stops

SYD9:35 amSydney Kingsford Smith

Dec 12

SYD11:20 amSydney Kingsford Smith

38h 38m

2 stops

BOS9:58 amBoston Logan Intl

$1,240

Air New Zealand

Oct 19

BOS12:45 pmBoston Logan Intl

28h 35m

1 stop

SYD8:20 amSydney Kingsford Smith

Nov 7

SYD11:20 amSydney Kingsford Smith

38h 43m

2 stops

BOS10:03 amBoston Logan Intl

$1,245

Air Canada flights from Boston to Australia

Our best Air Canada deals on Boston to Australia flight tickets

Air Canada

Oct 19

BOS12:45 pmBoston Logan Intl

28h 35m

2 stops

SYD8:20 amSydney Kingsford Smith

Nov 2

SYD11:20 amSydney Kingsford Smith

26h 08m

2 stops

BOS9:28 pmBoston Logan Intl

$1,016

Air Canada

Oct 19

BOS12:45 pmBoston Logan Intl

28h 35m

2 stops

SYD8:20 amSydney Kingsford Smith

Nov 2

SYD11:20 amSydney Kingsford Smith

38h 43m

3 stops

BOS10:03 amBoston Logan Intl

$1,023

Air Canada

Oct 11

BOS5:50 amBoston Logan Intl

35h 15m

2 stops

BNE7:05 amBrisbane

Oct 18

BNE10:00 amBrisbane

37h 50m

2 stops

BOS9:50 amBoston Logan Intl

$1,070

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonSydney

BOS Boston Logan Intl - SYD Sydney Kingsford Smith

BOSSYD

Boston Logan Intl

Mon 10/19

12:45 pm-8:20 am

2 stops28h 35m

Sydney Kingsford Smith

Mon 11/2

11:20 am-9:28 pm

2 stops26h 08m

$1,016

BostonSydney

BOS Boston Logan Intl - SYD Sydney Kingsford Smith

BOSSYD

Boston Logan Intl

Mon 10/19

12:45 pm-8:20 am

2 stops28h 35m

Sydney Kingsford Smith

Mon 11/2

11:20 am-10:03 am

3 stops38h 43m

$1,023

BostonSydney

BOS Boston Logan Intl - SYD Sydney Kingsford Smith

BOSSYD

Boston Logan Intl

Sun 2/7

5:30 am-9:35 am

3 stops36h 05m

Sydney Kingsford Smith

Tue 2/16

11:20 am-7:38 pm

2 stops24h 18m

$1,110

BostonSydney

BOS Boston Logan Intl - SYD Sydney Kingsford Smith

BOSSYD

Boston Logan Intl

Wed 10/21

10:40 am-8:20 am

3 stops30h 40m

Sydney Kingsford Smith

Wed 10/28

10:20 am-9:24 pm

2 stops26h 04m

$1,110

BostonMelbourne

BOS Boston Logan Intl - MEL Melbourne

BOSMEL

Boston Logan Intl

Wed 10/21

12:56 pm-5:00 am

1 stop25h 04m

Melbourne

Wed 11/4

10:45 pm-7:47 am

1 stop25h 02m

$1,141

BostonMelbourne

BOS Boston Logan Intl - MEL Melbourne

BOSMEL

Boston Logan Intl

Wed 10/21

12:55 pm-5:00 am

2 stops25h 05m

Melbourne

Wed 11/4

10:45 pm-10:18 am

2 stops27h 33m

$1,146

BostonMelbourne

BOS Boston Logan Intl - MEL Melbourne

BOSMEL

Boston Logan Intl

Tue 12/1

2:36 pm-9:30 am

2 stops26h 54m

Melbourne

Tue 12/15

11:30 am-7:04 pm

2 stops23h 34m

$1,154

Quickest round-trip

BostonMelbourne

BOS Boston Logan Intl - MEL Melbourne

BOSMEL

Boston Logan Intl

Tue 12/1

6:05 pm-9:30 am

1 stop23h 25m

Melbourne

Tue 12/15

12:45 pm-7:15 pm

1 stop22h 30m

$1,154

BostonMelbourne

BOS Boston Logan Intl - MEL Melbourne

BOSMEL

Boston Logan Intl

Tue 2/2

7:45 am-8:00 am

1 stop32h 15m

Melbourne

Tue 2/23

10:10 am-9:41 pm

1 stop27h 31m

$1,160

BostonMelbourne

BOS Boston Logan Intl - MEL Melbourne

BOSMEL

Boston Logan Intl

Sun 1/31

12:55 pm-8:00 am

1 stop27h 05m

Melbourne

Mon 2/22

10:10 am-4:30 pm

1 stop22h 20m

$1,160

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 $1,225. 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 $1,323.

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 $1,466 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 $1,346 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	$595
Fastest flight time	22h 25m
Direct flights	None

The best one-way flight to Australia from Boston in the past 72 hours is $595. The best round-trip flight deal from Boston to Australia found on momondo in the last 72 hours is $1,016.

The fastest flight from Boston to Australia takes 22h 25m

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 8,536 reviews	Search Delta flights
Fiji Airways	PriceFrom $703	Free Cancellation	Rating 8.0 257 reviews	Search Fiji Airways flights
United Airlines	PriceFrom $868	Free Cancellation	Rating 7.4 10,154 reviews	Search United Airlines flights
Air Canada	PriceFrom $965	Free Cancellation	Rating 7.1 11,566 reviews	Search Air Canada flights
American Airlines	PriceFrom $991	Free Cancellation	Rating 7.1 12,025 reviews	Search American Airlines flights
Qantas Airways	PriceFrom $1,021	Free Cancellation	Rating 7.5 1,087 reviews	Search Qantas Airways flights
Air New Zealand	PriceFrom $1,084	Free Cancellation	Rating 8.0 668 reviews	Search Air New Zealand flights
Qatar Airways	PriceFrom $1,233	Free Cancellation	Rating 7.4 3,722 reviews	Search Qatar Airways flights
Emirates	PriceFrom $1,520	Free Cancellation	Rating 8.1 3,655 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.