Cheap flights from Boston to Australia from $459

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Australia departing on 4/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
10:40 am - 7:05 am
BOS
-
BNE
30h 25m
2 stops
Air Canada Logo
10:00 am - 9:49 am
BNE
-
BOS
37h 49m
2 stops
$951Air Canada
Mon, Apr 6 - Tue, Apr 21
Air Canada Logo
10:40 am - 7:05 am
BOS
-
BNE
30h 25m
2 stops
Air Canada Logo
10:00 am - 9:45 am
BNE
-
BOS
37h 45m
2 stops
$963Air Canada
Mon, Apr 6 - Mon, May 25
Qantas Airways Logo
2:02 pm - 5:00 am
BOS
-
MEL
24h 58m
1 stop
Qantas Airways Logo
9:45 am - 9:43 pm
MEL
-
BOS
25h 58m
1 stop
$986Qantas Airways
Mon, Apr 27 - Fri, May 8
American Airlines Logo
11:00 am - 6:45 am
BOS
-
MEL
28h 45m
1 stop
American Airlines Logo
9:45 am - 8:43 pm
MEL
-
BOS
24h 58m
1 stop
$988American Airlines
Wed, Apr 1 - Wed, May 20
American Airlines Logo
12:18 pm - 6:45 am
BOS
-
MEL
27h 27m
2 stops
American Airlines Logo
9:45 am - 8:40 pm
MEL
-
BOS
24h 55m
2 stops
$992American Airlines
Wed, Apr 1 - Wed, May 20
United Airlines Logo
9:07 am - 8:15 am
BOS
-
MEL
33h 08m
1 stop
United Airlines Logo
10:55 am - 11:54 pm
MEL
-
BOS
26h 59m
2 stops
$999United Airlines
Fri, Aug 7 - Sat, Aug 22
United Airlines Logo
3:10 pm - 7:30 am
BOS
-
MEL
26h 20m
2 stops
United Airlines Logo
9:30 am - 7:19 pm
MEL
-
BOS
23h 49m
2 stops
$1,003United Airlines
Mon, Aug 10 - Wed, Aug 19
Delta Logo
8:30 pm - 7:50 am
BOS
-
MEL
45h 20m
1 stop
Delta Logo
10:00 am - 5:30 am
MEL
-
BOS
33h 30m
1 stop
$1,017Delta
Tue, Apr 14 - Sun, Apr 26
Qantas Airways Logo
7:00 am - 6:45 am
BOS
-
MEL
33h 45m
1 stop
Qantas Airways Logo
9:45 am - 11:46 pm
MEL
-
BOS
28h 01m
1 stop
$1,040Qantas Airways
Thu, Aug 6 - Thu, Aug 20
Delta Logo
1:55 pm - 6:50 am
BOS
-
SYD
26h 55m
2 stops
Delta Logo
9:15 am - 10:20 pm
SYD
-
BOS
27h 05m
2 stops
$1,172Delta
Sun, Aug 9 - Fri, Aug 21

Air Canada flights from Boston to Australia

Our best Air Canada deals on Boston to Australia flight tickets
Air Canada
Apr 6
BOS10:40 amBoston Logan Intl
30h 25m
2 stops
BNE7:05 amBrisbane
Apr 21
BNE10:00 amBrisbane
37h 49m
2 stops
BOS9:49 amBoston Logan Intl
$951
Air Canada
Apr 6
BOS10:40 amBoston Logan Intl
30h 25m
2 stops
BNE7:05 amBrisbane
May 25
BNE10:00 amBrisbane
37h 45m
2 stops
BOS9:45 amBoston Logan Intl
$963
Air Canada
Jun 23
BOS3:35 pmBoston Logan Intl
25h 30m
2 stops
BNE7:05 amBrisbane
Jul 12
BNE10:00 amBrisbane
37h 53m
2 stops
BOS9:53 amBoston Logan Intl
$968

Etihad Airways flights from Boston to Australia

Our best Etihad Airways deals on Boston to Australia flight tickets
Etihad Airways
May 6
BOS4:25 pmBoston Logan Intl
33h 25m
1 stop
MEL3:50 pmMelbourne
May 20
MEL5:20 pmMelbourne
35h 20m
1 stop
BOS2:40 pmBoston Logan Intl
$1,165
Etihad Airways
Mar 22
BOS4:40 pmBoston Logan Intl
33h 20m
1 stop
MEL5:00 pmMelbourne
Apr 6
MEL5:20 pmMelbourne
35h 20m
1 stop
BOS2:40 pmBoston Logan Intl
$1,190
Etihad Airways
Apr 6
BOS4:25 pmBoston Logan Intl
33h 25m
1 stop
MEL3:50 pmMelbourne
Apr 26
MEL5:20 pmMelbourne
35h 20m
1 stop
BOS2:40 pmBoston Logan Intl
$1,202

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Australia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated March 10, 2026.
Use the filters below to find and compare flights from Boston to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonBrisbane

BOS - BNE

BOSBNE

Boston Logan Intl

Mon 4/6

10:40 am-7:05 am

2 stops30h 25m

Brisbane

Tue 4/21

10:00 am-9:49 am

2 stops37h 49m

$951

BostonBrisbane

BOS - BNE

BOSBNE

Boston Logan Intl

Mon 4/6

10:40 am-7:05 am

2 stops30h 25m

Brisbane

Mon 5/25

10:00 am-9:45 am

2 stops37h 45m

$963

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Mon 4/27

2:02 pm-5:00 am

1 stop24h 58m

Melbourne

Fri 5/8

9:45 am-9:43 pm

1 stop25h 58m

$986

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Wed 4/1

11:00 am-6:45 am

1 stop28h 45m

Melbourne

Wed 5/20

9:45 am-8:43 pm

1 stop24h 58m

$988

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Wed 4/1

12:18 pm-6:45 am

2 stops27h 27m

Melbourne

Wed 5/20

9:45 am-8:40 pm

2 stops24h 55m

$992

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Fri 8/7

9:07 am-8:15 am

1 stop33h 08m

Melbourne

Sat 8/22

10:55 am-11:54 pm

2 stops26h 59m

$999
Quickest round-trip

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Mon 8/10

3:10 pm-7:30 am

2 stops26h 20m

Melbourne

Wed 8/19

9:30 am-7:19 pm

2 stops23h 49m

$1,003

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Tue 4/14

8:30 pm-7:50 am

1 stop45h 20m

Melbourne

Sun 4/26

10:00 am-5:30 am

1 stop33h 30m

$1,017

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Thu 8/6

7:00 am-6:45 am

1 stop33h 45m

Melbourne

Thu 8/20

9:45 am-11:46 pm

1 stop28h 01m

$1,040

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sun 8/9

1:55 pm-6:50 am

2 stops26h 55m

Sydney Kingsford Smith

Fri 8/21

9:15 am-10:20 pm

2 stops27h 05m

$1,172

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Australia from

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

What is the cheapest month to fly to Australia?

The month of September is, on average, the cheapest month to fly to Australia from Boston, with most prices found around $1,196. If you aren’t able to travel during the month of September, then book flights to Australia from Boston during March instead. Flights to Australia in March, while not as cheap as those in September, still average around $1,317.

How far in advance should I book a flight 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 $1,481 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 $1,272 on momondo.

Can stopping save me money on Boston to Australia flights?

You could potentially save up to 30% 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 05m

Direct flights

None
The fastest flight from Boston to Australia takes 23h 05m
There are no direct flights from Boston to Australia. There are no popular flight routes 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?

  • 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
JetBluePriceFrom $251Free CancellationRating
7.2
2,900 reviews
Search JetBlue flights
DeltaPriceFrom $318Free CancellationRating
7.9
8,278 reviews
Search Delta flights
United AirlinesPriceFrom $583Free CancellationRating
7.4
9,413 reviews
Search United Airlines flights
Fiji AirwaysPriceFrom $731Free CancellationRating
8.1
231 reviews
Search Fiji Airways flights
Air CanadaPriceFrom $767Free CancellationRating
7.1
10,800 reviews
Search Air Canada flights
Air New ZealandPriceFrom $862Free CancellationRating
8.0
610 reviews
Search Air New Zealand flights
Qatar AirwaysPriceFrom $977Free CancellationRating
7.4
3,742 reviews
Search Qatar Airways flights
American AirlinesPriceFrom $991Free CancellationRating
7.1
11,421 reviews
Search American Airlines flights
Qantas AirwaysPriceFrom $1,021Free CancellationRating
7.5
1,003 reviews
Search Qantas Airways flights
Cathay PacificPriceFrom $1,318Free CancellationRating
7.6
1,202 reviews
Search Cathay Pacific 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.

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1 adult
Thu 4/9
Thu 4/16

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