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Cheap flights from Boston to Perth from $621

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 Perth departing on 3/19. 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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Find the cheapest flights from Boston to Perth

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:30 am - 1:15 amBOS-PER
35h 45m2 stops
Multiple Airlines Logo
6:50 am - 10:00 pmPER-BOS
52h 10m2 stops
$1,274Multiple Airlines
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Mon, Feb 2 - Tue, Feb 17
Multiple Airlines Logo
3:40 pm - 11:55 pmBOS-PER
43h 15m2 stops
Multiple Airlines Logo
10:30 am - 3:10 pmPER-BOS
40h 40m2 stops
$1,315Multiple Airlines
Find Deal
Sun, Mar 1 - Sun, Mar 15
Multiple Airlines Logo
12:30 am - 1:35 amBOS-PER
36h 05m2 stops
Multiple Airlines Logo
11:30 am - 10:00 pmPER-BOS
47h 30m2 stops
$1,347Multiple Airlines
Find Deal
Wed, Jan 14 - Thu, Jan 29
Qantas Airways Logo
9:45 am - 9:55 amBOS-PER
35h 10m2 stops
Qantas Airways Logo
5:45 pm - 3:07 pmPER-BOS
34h 22m2 stops
$1,496Qantas Airways
Find Deal
Mon, Feb 2 - Tue, Feb 17
Qatar Airways Logo
8:40 pm - 6:45 pmBOS-PER
33h 05m1 stop
Qatar Airways Logo
6:00 am - 2:20 pmPER-BOS
45h 20m2 stops
$1,533Qatar Airways
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Tue, Feb 3 - Tue, Feb 10
Qatar Airways Logo
8:40 pm - 12:20 pmBOS-PER
26h 40m1 stop
Qatar Airways Logo
10:45 pm - 2:55 pmPER-BOS
28h 10m1 stop
$1,553Qatar Airways
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Sun, Mar 1 - Fri, Mar 13
Emirates Logo
10:10 pm - 5:20 pmBOS-PER
30h 10m1 stop
Emirates Logo
10:20 pm - 1:55 pmPER-BOS
28h 35m1 stop
$1,567Emirates
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Mon, Feb 2 - Fri, Feb 20
Emirates Logo
10:10 pm - 11:55 pmBOS-PER
36h 45m2 stops
Emirates Logo
10:20 pm - 2:30 pmPER-BOS
28h 10m1 stop
$1,579Emirates
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Sun, Mar 1 - Fri, Mar 13
Qantas Airways Logo
5:20 pm - 2:30 pmBOS-PER
32h 10m2 stops
Qantas Airways Logo
5:30 am - 11:43 pmPER-BOS
31h 13m2 stops
$1,602Qantas Airways
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Mon, Feb 2 - Wed, Feb 18
SWISS Logo
9:50 pm - 12:35 pmBOS-PER
49h 45m2 stops
SWISS Logo
8:30 am - 9:20 pmPER-BOS
48h 50m2 stops
$1,757SWISS
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Tue, Mar 3 - Tue, Mar 17

Qantas Airways flights from Boston to Perth

Our best Qantas Airways deals on Boston to Perth flight tickets
Qantas Airways
Feb 2
BOS9:45 amBoston Logan Intl
35h 10m
2 stops
PER9:55 amPerth
Feb 17
PER5:45 pmPerth
34h 22m
2 stops
BOS3:07 pmBoston Logan Intl
$1,496
Find similar
Qantas Airways
Feb 2
BOS5:20 pmBoston Logan Intl
32h 10m
2 stops
PER2:30 pmPerth
Feb 18
PER5:30 amPerth
31h 13m
2 stops
BOS11:43 pmBoston Logan Intl
$1,602
Find similar
Qantas Airways
Feb 27
BOS4:45 pmBoston Logan Intl
32h 45m
2 stops
PER2:30 pmPerth
Mar 15
PER10:45 pmPerth
35h 15m
2 stops
BOS10:00 pmBoston Logan Intl
$1,620
Find similar

Qatar Airways flights from Boston to Perth

Our best Qatar Airways deals on Boston to Perth flight tickets
Qatar Airways
Feb 3
BOS8:40 pmBoston Logan Intl
33h 05m
1 stop
PER6:45 pmPerth
Feb 10
PER6:00 amPerth
45h 20m
2 stops
BOS2:20 pmBoston Logan Intl
$1,533
Find similar
Qatar Airways
Mar 1
BOS8:40 pmBoston Logan Intl
26h 40m
1 stop
PER12:20 pmPerth
Mar 13
PER10:45 pmPerth
28h 10m
1 stop
BOS2:55 pmBoston Logan Intl
$1,553
Find similar
Qatar Airways
Mar 2
BOS8:40 pmBoston Logan Intl
33h 05m
1 stop
PER6:45 pmPerth
Mar 14
PER10:45 pmPerth
28h 10m
1 stop
BOS2:55 pmBoston Logan Intl
$1,593
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Perth 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 November 6, 2025.
Use the filters below to find and compare flights from Boston to Perth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Mon 2/2

12:30 am-1:15 am

2 stops35h 45m

Perth

Tue 2/17

6:50 am-10:00 pm

2 stops52h 10m

$1,274

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Sun 3/1

3:40 pm-11:55 pm

2 stops43h 15m

Perth

Sun 3/15

10:30 am-3:10 pm

2 stops40h 40m

$1,315

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Wed 1/14

12:30 am-1:35 am

2 stops36h 05m

Perth

Thu 1/29

11:30 am-10:00 pm

2 stops47h 30m

$1,347

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Mon 2/2

9:45 am-9:55 am

2 stops35h 10m

Perth

Tue 2/17

5:45 pm-3:07 pm

2 stops34h 22m

$1,496

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Tue 2/3

8:40 pm-6:45 pm

1 stop33h 05m

Perth

Tue 2/10

6:00 am-2:20 pm

2 stops45h 20m

$1,533

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Sun 3/1

8:40 pm-12:20 pm

1 stop26h 40m

Perth

Fri 3/13

10:45 pm-2:55 pm

1 stop28h 10m

$1,553

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Mon 2/2

10:10 pm-5:20 pm

1 stop30h 10m

Perth

Fri 2/20

10:20 pm-1:55 pm

1 stop28h 35m

$1,567

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Sun 3/1

10:10 pm-11:55 pm

2 stops36h 45m

Perth

Fri 3/13

10:20 pm-2:30 pm

1 stop28h 10m

$1,579

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Mon 2/2

5:20 pm-2:30 pm

2 stops32h 10m

Perth

Wed 2/18

5:30 am-11:43 pm

2 stops31h 13m

$1,602

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Tue 3/3

9:50 pm-12:35 pm

2 stops49h 45m

Perth

Tue 3/17

8:30 am-9:20 pm

2 stops48h 50m

$1,757

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 Perth from

How to get the cheapest flight ticket from Boston to Perth

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 Perth?

In general, November is the cheapest month to fly from Boston to Perth. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,404. If you are unable to visit Perth during the month of November, then departing from Boston during the month March is also very affordable. Most momondo users find prices during this month for around $1,518.

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

The cheapest day to depart on your flight to Perth is on a Saturday when prices can be found for as low as $1,716. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Perth is Friday, with ticket prices averaging around $2,282.

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

In the evening is the cheapest time of day to fly from Boston to Perth when you can find flight prices for as low as $1,880. Flying to Perth in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $2,391. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Boston to Perth flights?

You could potentially save up to 32% on your flight if you consider stops on a Boston to Perth flight.

When to book flights from Boston to Perth

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Perth according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Perth (BOS to PER) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Perth

Direct flights

None
There are no direct flights from Boston to Perth. There are no popular flight routes from Boston to Perth.
Search flight deals

  • How far is Boston Logan Intl to Perth by plane?

    Perth is 11615.6 mi away from Boston Logan Intl. 26h 40m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Perth Airport?

    Prices for flights from Boston Logan Intl Airport to Perth Airport are updated daily.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Perth Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to Perth Airport?

    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 layovers 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 Perth Airport.

  • What documentation or ID do you need to fly to Perth Airport?

    The travel and health documents required for your trip to Perth Airport 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 Perth Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Boston to Perth?

Best airlines flying from Boston to Perth

Compare and see reviews for airlines that fly from Boston to Perth with momondo
Airline
Rating
Free Cancellation
Price
Qatar AirwaysPriceFrom $1,362Free CancellationRating
7.4
3,661 reviews
Search Qatar Airways flights
Qantas AirwaysPriceFrom $1,524Free CancellationRating
7.5
929 reviews
Search Qantas Airways flights
EmiratesPriceFrom $1,541Free CancellationRating
8.1
3,402 reviews
Search Emirates flights

Traveling to a place near Perth?

Book flights to Perth if you plan to visit one of these locations
Mandurah
Fremantle
Rottnest Island
Scarborough
Waikiki

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Perth?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Boston to Perth for you.

Can I find flights from Boston to Perth with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Boston to Perth flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Perth from Boston. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Boston to Perth right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Boston to Perth 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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