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Cheap flights from Boston to Australia from $408

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 2/3. 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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Find the cheapest flights from Boston to Australia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
10:15 am - 8:45 am
BOS
-
BNE
31h 30m2 stops
Air Canada Logo
10:00 am - 9:50 am
BNE
-
BOS
37h 50m2 stops
$802Air Canada
Wed, Feb 11 - Thu, Jun 4
Air Canada Logo
10:45 am - 8:45 am
BOS
-
BNE
31h 00m2 stops
Air Canada Logo
6:35 am - 10:37 pm
BNE
-
BOS
31h 02m3 stops
$827Air Canada
Sun, Feb 1 - Tue, Feb 10
United Airlines Logo
10:56 am - 7:30 am
BOS
-
BNE
29h 34m1 stop
United Airlines Logo
11:40 am - 11:57 pm
BNE
-
BOS
27h 17m2 stops
$868United Airlines
Sun, Feb 8 - Thu, Feb 12
United Airlines Logo
6:20 am - 7:30 am
BOS
-
BNE
34h 10m2 stops
United Airlines Logo
11:40 am - 11:57 pm
BNE
-
BOS
27h 17m2 stops
$873United Airlines
Sat, Jan 3 - Fri, Feb 20
Qantas Airways Logo
10:00 am - 5:00 am
BOS
-
MEL
27h 00m1 stop
Qantas Airways Logo
12:00 pm - 4:49 am
MEL
-
BOS
32h 49m1 stop
$975Qantas Airways
Sat, Feb 28 - Sun, Mar 8
Qantas Airways Logo
7:37 pm - 9:30 am
BOS
-
MEL
45h 53m1 stop
Qantas Airways Logo
6:45 am - 6:47 pm
MEL
-
BOS
28h 02m2 stops
$986Qantas Airways
Wed, Feb 18 - Wed, Feb 25
American Airlines Logo
9:05 am - 9:30 am
BOS
-
MEL
33h 25m1 stop
American Airlines Logo
12:00 pm - 8:35 pm
MEL
-
BOS
23h 35m1 stop
$988American Airlines
Thu, Mar 12 - Thu, Mar 19
American Airlines Logo
9:30 am - 5:00 am
BOS
-
MEL
27h 30m2 stops
American Airlines Logo
12:00 pm - 7:35 pm
MEL
-
BOS
23h 35m1 stop
$993American Airlines
Sat, Feb 28 - Sun, Mar 8
Delta Logo
7:30 am - 8:00 am
BOS
-
MEL
32h 30m1 stop
Delta Logo
10:10 am - 9:23 pm
MEL
-
BOS
27h 13m1 stop
$1,018Delta
Wed, Feb 18 - Wed, Feb 25
Delta Logo
6:35 pm - 8:00 am
BOS
-
MEL
45h 25m2 stops
Delta Logo
10:10 am - 9:29 pm
MEL
-
BOS
27h 19m2 stops
$1,022Delta
Sun, Feb 1 - Wed, Feb 11

American Airlines flights from Boston to Australia

Our best American Airlines deals on Boston to Australia flight tickets
American Airlines
Mar 12
BOS9:05 amBoston Logan Intl
33h 25m
1 stop
MEL9:30 amMelbourne
Mar 19
MEL12:00 pmMelbourne
23h 35m
1 stop
BOS8:35 pmBoston Logan Intl
$988
Find similar
American Airlines
Feb 28
BOS9:30 amBoston Logan Intl
27h 30m
2 stops
MEL5:00 amMelbourne
Mar 8
MEL12:00 pmMelbourne
23h 35m
1 stop
BOS7:35 pmBoston Logan Intl
$993
Find similar
American Airlines
Feb 1
BOS11:00 amBoston Logan Intl
27h 00m
1 stop
BNE5:00 amBrisbane
Feb 10
BNE7:40 pmBrisbane
25h 45m
1 stop
BOS6:25 amBoston Logan Intl
$1,066
Find similar

Qatar Airways flights from Boston to Australia

Our best Qatar Airways deals on Boston to Australia flight tickets
Qatar Airways
Feb 3
BOS8:40 pmBoston Logan Intl
42h 10m
1 stop
SYD6:50 amSydney Kingsford Smith
Feb 9
SYD3:50 pmSydney Kingsford Smith
38h 30m
1 stop
BOS2:20 pmBoston Logan Intl
$1,246
Find similar
Qatar Airways
Feb 2
BOS8:40 pmBoston Logan Intl
42h 10m
1 stop
SYD6:50 amSydney Kingsford Smith
Feb 8
SYD3:50 pmSydney Kingsford Smith
38h 30m
1 stop
BOS2:20 pmBoston Logan Intl
$1,286
Find similar
Qatar Airways
Feb 9
BOS8:40 pmBoston Logan Intl
33h 05m
1 stop
PER6:45 pmPerth
Feb 18
PER6:00 amPerth
45h 20m
2 stops
BOS2:20 pmBoston Logan Intl
$1,314
Find similar

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 December 8, 2025.
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

BostonBrisbane

BOS - BNE

BOSBNE

Boston Logan Intl

Wed 2/11

10:15 am-8:45 am

2 stops31h 30m

Brisbane

Thu 6/4

10:00 am-9:50 am

2 stops37h 50m

$802

BostonBrisbane

BOS - BNE

BOSBNE

Boston Logan Intl

Sun 2/1

10:45 am-8:45 am

2 stops31h 00m

Brisbane

Tue 2/10

6:35 am-10:37 pm

3 stops31h 02m

$827

BostonBrisbane

BOS - BNE

BOSBNE

Boston Logan Intl

Sun 2/8

10:56 am-7:30 am

1 stop29h 34m

Brisbane

Thu 2/12

11:40 am-11:57 pm

2 stops27h 17m

$868

BostonBrisbane

BOS - BNE

BOSBNE

Boston Logan Intl

Sat 1/3

6:20 am-7:30 am

2 stops34h 10m

Brisbane

Fri 2/20

11:40 am-11:57 pm

2 stops27h 17m

$873

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Sat 2/28

10:00 am-5:00 am

1 stop27h 00m

Melbourne

Sun 3/8

12:00 pm-4:49 am

1 stop32h 49m

$975

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Wed 2/18

7:37 pm-9:30 am

1 stop45h 53m

Melbourne

Wed 2/25

6:45 am-6:47 pm

2 stops28h 02m

$986

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Thu 3/12

9:05 am-9:30 am

1 stop33h 25m

Melbourne

Thu 3/19

12:00 pm-8:35 pm

1 stop23h 35m

$988

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Sat 2/28

9:30 am-5:00 am

2 stops27h 30m

Melbourne

Sun 3/8

12:00 pm-7:35 pm

1 stop23h 35m

$993

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Wed 2/18

7:30 am-8:00 am

1 stop32h 30m

Melbourne

Wed 2/25

10:10 am-9:23 pm

1 stop27h 13m

$1,018

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Sun 2/1

6:35 pm-8:00 am

2 stops45h 25m

Melbourne

Wed 2/11

10:10 am-9:29 pm

2 stops27h 19m

$1,022

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 $1,220. 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 $1,237.

What is the cheapest day to depart on your flight to Australia?

The cheapest day to depart from Boston to Australia is on a Wednesday. Travelers who choose to depart for Australia on a Wednesday will often find tickets for as low as $1,444. On the other hand, Saturday is the most expensive day to depart from Boston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,562.

What is the cheapest time of day to depart on your flight to Australia?

Flying to Australia from Boston in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,438 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,494 on average. Flights to Australia from Boston in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 $1,428 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 $1,218 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

22h 52m

Direct flights

None
The fastest flight from Boston to Australia takes 22h 52m
There are no direct flights from Boston to Australia. There are no popular flight routes from Boston to Australia.
Search flight deals

  • 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
2,896 reviews
Search JetBlue flights
DeltaPriceFrom $318Free CancellationRating
7.9
8,011 reviews
Search Delta flights
Air CanadaPriceFrom $735Free CancellationRating
7.1
10,513 reviews
Search Air Canada flights
Fiji AirwaysPriceFrom $740Free CancellationRating
8.1
210 reviews
Search Fiji Airways flights
United AirlinesPriceFrom $824Free CancellationRating
7.4
9,084 reviews
Search United Airlines flights
American AirlinesPriceFrom $848Free CancellationRating
7.2
11,044 reviews
Search American Airlines flights
Air New ZealandPriceFrom $862Free CancellationRating
8.0
552 reviews
Search Air New Zealand flights
Qantas AirwaysPriceFrom $1,022Free CancellationRating
7.5
947 reviews
Search Qantas Airways flights
Cathay PacificPriceFrom $1,251Free CancellationRating
7.6
1,088 reviews
Search Cathay Pacific flights
Qatar AirwaysPriceFrom $1,295Free CancellationRating
7.4
3,676 reviews
Search Qatar Airways 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.

An easier way to manage your Australia trip

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