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Cheap flights from Boston to Australia from $829

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 2/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
15:40 - 08:45BOS-BNE
26h 05m2 stops
Air Canada Logo
10:45 - 09:32BNE-BOS
37h 47m2 stops
$1,437Air Canada
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Mon, 19 Jan - Sun, 25 Jan
Air Canada Logo
10:15 - 08:45BOS-BNE
31h 30m2 stops
Air Canada Logo
06:05 - 22:37BNE-BOS
31h 32m3 stops
$1,483Air Canada
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Mon, 19 Jan - Sun, 25 Jan
Qantas Airways Logo
11:00 - 09:30BOS-MEL
30h 30m1 stop
Qantas Airways Logo
06:45 - 18:47MEL-BOS
28h 02m2 stops
$1,603Qantas Airways
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Wed, 4 Feb - Wed, 25 Feb
Qantas Airways Logo
19:00 - 22:45BOS-MEL
35h 45m2 stops
Qantas Airways Logo
12:00 - 17:56MEL-BOS
21h 56m1 stop
$1,637Qantas Airways
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Tue, 27 Jan - Wed, 11 Feb
Multiple Airlines Logo
13:00 - 10:40BOS-BNE
31h 40m3 stops
Multiple Airlines Logo
10:00 - 09:52BNE-BOS
37h 52m2 stops
$1,737Multiple Airlines
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Mon, 13 Apr - Wed, 29 Apr
American Airlines Logo
08:05 - 05:00BOS-MEL
28h 55m1 stop
American Airlines Logo
16:05 - 23:30MEL-BOS
23h 25m1 stop
$1,785American Airlines
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Tue, 27 Jan - Wed, 11 Feb
American Airlines Logo
08:14 - 09:30BOS-MEL
33h 16m1 stop
American Airlines Logo
12:00 - 20:32MEL-BOS
24h 32m2 stops
$1,791American Airlines
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Thu, 4 Dec - Sun, 14 Dec
Multiple Airlines Logo
13:00 - 14:05BOS-ADL
33h 35m3 stops
Multiple Airlines Logo
19:55 - 22:37ADL-BOS
42h 12m3 stops
$1,797Multiple Airlines
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Fri, 20 Feb - Mon, 2 Mar
United Airlines Logo
11:00 - 10:00BOS-MEL
31h 00m1 stop
United Airlines Logo
13:00 - 19:56MEL-BOS
22h 56m1 stop
$1,821United Airlines
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Thu, 12 Feb - Wed, 25 Feb
United Airlines Logo
11:17 - 09:30BOS-MEL
30h 13m2 stops
United Airlines Logo
13:00 - 21:42MEL-BOS
24h 42m1 stop
$1,828United Airlines
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Wed, 7 Jan - Mon, 26 Jan

Fiji Airways flights from Boston to Australia

Our best Fiji Airways deals on Boston to Australia flight tickets
Fiji Airways
14 Apr
BOS18:24Boston Logan Intl
27h 21m
2 stops
SYD11:45Sydney Kingsford Smith
28 Apr
SYD13:15Sydney Kingsford Smith
23h 57m
2 stops
BOS23:12Boston Logan Intl
$1,921
Find similar
Fiji Airways
28 Feb
BOS16:42Boston Logan Intl
37h 23m
2 stops
SYD22:05Sydney Kingsford Smith
17 Mar
SYD14:00Sydney Kingsford Smith
24h 05m
2 stops
BOS23:05Boston Logan Intl
$1,952
Find similar
Fiji Airways
17 Jan
BOS13:48Boston Logan Intl
30h 47m
2 stops
SYD12:35Sydney Kingsford Smith
31 Jan
SYD06:00Sydney Kingsford Smith
33h 30m
2 stops
BOS23:30Boston Logan Intl
$2,004
Find similar

Qantas Airways flights from Boston to Australia

Our best Qantas Airways deals on Boston to Australia flight tickets
Qantas Airways
4 Feb
BOS11:00Boston Logan Intl
30h 30m
1 stop
MEL09:30Melbourne
25 Feb
MEL06:45Melbourne
28h 02m
2 stops
BOS18:47Boston Logan Intl
$1,603
Find similar
Qantas Airways
27 Jan
BOS19:00Boston Logan Intl
35h 45m
2 stops
MEL22:45Melbourne
11 Feb
MEL12:00Melbourne
21h 56m
1 stop
BOS17:56Boston Logan Intl
$1,637
Find similar
Qantas Airways
18 Feb
BOS09:00Boston Logan Intl
29h 00m
1 stop
BNE05:00Brisbane
25 Feb
BNE18:30Brisbane
39h 17m
2 stops
BOS18:47Boston Logan Intl
$1,643
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momondo Fare Finder

 
Customise 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 78,305 searches. Data last updated 5 November 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

Mon 19/1

15:40-08:45

2 stops26h 05m

Brisbane

Sun 25/1

10:45-09:32

2 stops37h 47m

$1,437

BostonBrisbane

BOS - BNE

BOSBNE

Boston Logan Intl

Mon 19/1

10:15-08:45

2 stops31h 30m

Brisbane

Sun 25/1

06:05-22:37

3 stops31h 32m

$1,483

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Wed 4/2

11:00-09:30

1 stop30h 30m

Melbourne

Wed 25/2

06:45-18:47

2 stops28h 02m

$1,603

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Tue 27/1

19:00-22:45

2 stops35h 45m

Melbourne

Wed 11/2

12:00-17:56

1 stop21h 56m

$1,637

BostonBrisbane

BOS - BNE

BOSBNE

Boston Logan Intl

Mon 13/4

13:00-10:40

3 stops31h 40m

Brisbane

Wed 29/4

10:00-09:52

2 stops37h 52m

$1,737

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Tue 27/1

08:05-05:00

1 stop28h 55m

Melbourne

Wed 11/2

16:05-23:30

1 stop23h 25m

$1,785

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Thu 4/12

08:14-09:30

1 stop33h 16m

Melbourne

Sun 14/12

12:00-20:32

2 stops24h 32m

$1,791

BostonAdelaide

BOS - ADL

BOSADL

Boston Logan Intl

Fri 20/2

13:00-14:05

3 stops33h 35m

Adelaide

Mon 2/3

19:55-22:37

3 stops42h 12m

$1,797

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Thu 12/2

11:00-10:00

1 stop31h 00m

Melbourne

Wed 25/2

13:00-19:56

1 stop22h 56m

$1,821

BostonMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Wed 7/1

11:17-09:30

2 stops30h 13m

Melbourne

Mon 26/1

13:00-21:42

1 stop24h 42m

$1,828

Flights are sorted by cheapest return 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?

In general, March is the cheapest month to fly from Boston to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,901. If you don’t want to visit Australia in March, then you should wait until September to fly from Boston, when ticket prices are also cheap, with an average price of $1,901.

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

On average, the least expensive day to fly to Australia from Boston is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $2,072. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Boston to Australia on a Friday will generally be more expensive and average around $2,478. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

According to our data, the cheapest time of day to fly to Australia is in the evening. momondo users have found flights departing from Boston to Australia in the evening for as low as $2,071. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Australia are more costly in the morning, with an average ticket price of $3,006. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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 $2,191 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Boston for as low as $1,971 on momondo.

Can stopping save me money on Boston to Australia flights?

You could potentially save up to 37% 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

Direct flights

None
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 were last updated today.

  • 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 for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Australia.

  • What documentation or ID do you need to fly to Australia?

    The required travel and health documents for your Australia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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
Air CanadaPriceFrom $1,172Free cancellationRating
7.1
10,404 reviews
Search Air Canada flights
United AirlinesPriceFrom $1,253Free cancellationRating
7.4
9,000 reviews
Search United Airlines flights
Qantas AirwaysPriceFrom $1,509Free cancellationRating
7.5
927 reviews
Search Qantas Airways flights
American AirlinesPriceFrom $1,523Free cancellationRating
7.2
11,041 reviews
Search American Airlines 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?

Flights from Boston to Australia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Boston to Australia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Australia from Boston.

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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