Cheap flights from Boston to Perth from $728

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 4/21. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Boston to Perth

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:25 pm - 12:35 am
BOS
-
PER
44h 10m
2 stops
Multiple Airlines Logo
11:15 pm - 2:40 pm
PER
-
BOS
51h 25m
2 stops
$1,115Multiple Airlines
Tue, Apr 28 - Tue, May 5
Multiple Airlines Logo
4:25 pm - 12:35 am
BOS
-
PER
44h 10m
2 stops
Multiple Airlines Logo
5:20 pm - 2:40 pm
PER
-
BOS
57h 20m
2 stops
$1,138Multiple Airlines
Thu, Apr 30 - Thu, May 7
Multiple Airlines Logo
4:25 pm - 12:35 am
BOS
-
PER
44h 10m
2 stops
Multiple Airlines Logo
1:35 am - 2:40 pm
PER
-
BOS
49h 05m
2 stops
$1,157Multiple Airlines
Wed, Apr 22 - Sat, Apr 25
Multiple Airlines Logo
4:25 pm - 4:15 pm
BOS
-
PER
35h 50m
2 stops
Multiple Airlines Logo
1:35 am - 2:40 pm
PER
-
BOS
49h 05m
2 stops
$1,158Multiple Airlines
Fri, Apr 3 - Tue, Apr 14
Multiple Airlines Logo
4:25 pm - 4:15 pm
BOS
-
PER
35h 50m
2 stops
Multiple Airlines Logo
11:15 pm - 2:40 pm
PER
-
BOS
51h 25m
2 stops
$1,161Multiple Airlines
Thu, Apr 30 - Sun, May 3
Multiple Airlines Logo
4:25 pm - 4:15 pm
BOS
-
PER
35h 50m
2 stops
Multiple Airlines Logo
5:20 pm - 2:40 pm
PER
-
BOS
57h 20m
2 stops
$1,176Multiple Airlines
Mon, Mar 30 - Fri, Apr 17
Multiple Airlines Logo
4:25 pm - 12:35 am
BOS
-
PER
44h 10m
2 stops
Multiple Airlines Logo
7:20 am - 2:40 pm
PER
-
BOS
67h 20m
3 stops
$1,191Multiple Airlines
Tue, Apr 28 - Tue, May 5
Multiple Airlines Logo
4:25 pm - 9:45 pm
BOS
-
PER
41h 20m
3 stops
Multiple Airlines Logo
5:20 pm - 2:40 pm
PER
-
BOS
57h 20m
2 stops
$1,201Multiple Airlines
Mon, Mar 30 - Fri, Apr 17
Multiple Airlines Logo
4:25 pm - 4:15 pm
BOS
-
PER
35h 50m
2 stops
Multiple Airlines Logo
7:20 am - 2:40 pm
PER
-
BOS
67h 20m
3 stops
$1,213Multiple Airlines
Thu, Apr 30 - Thu, May 7
Multiple Airlines Logo
4:25 pm - 4:15 pm
BOS
-
PER
35h 50m
2 stops
Multiple Airlines Logo
5:20 pm - 2:40 pm
PER
-
BOS
57h 20m
2 stops
$1,219Multiple Airlines
Sat, Apr 18 - Thu, Apr 30

Qatar Airways flights from Boston to Perth

Our best Qatar Airways deals on Boston to Perth flight tickets
Qatar Airways
Aug 17
BOS10:00 pmBoston Logan Intl
32h 35m
1 stop
PER6:35 pmPerth
Sep 28
PER10:45 pmPerth
28h 30m
1 stop
BOS3:15 pmBoston Logan Intl
$1,520
Qatar Airways
Sep 10
BOS10:00 pmBoston Logan Intl
25h 55m
1 stop
PER11:55 amPerth
Sep 24
PER11:55 pmPerth
51h 20m
2 stops
BOS3:15 pmBoston Logan Intl
$1,587
Qatar Airways
May 17
BOS10:00 pmBoston Logan Intl
25h 55m
1 stop
PER11:55 amPerth
May 31
PER10:45 pmPerth
28h 20m
1 stop
BOS3:05 pmBoston Logan Intl
$1,606

Philippine Airlines flights from Boston to Perth

Our best Philippine Airlines deals on Boston to Perth flight tickets
Philippine Airlines
Aug 17
BOS7:00 amBoston Logan Intl
60h 15m
2 stops
PER7:15 amPerth
Sep 28
PER8:35 amPerth
43h 56m
2 stops
BOS4:31 pmBoston Logan Intl
$1,615
Philippine Airlines
Aug 17
BOS7:00 amBoston Logan Intl
60h 15m
2 stops
PER7:15 amPerth
Sep 28
PER8:35 amPerth
43h 56m
2 stops
BOS4:31 pmBoston Logan Intl
$1,665

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 March 17, 2026.
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

Cheapest round-trip

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Tue 4/28

4:25 pm-12:35 am

2 stops44h 10m

Perth

Tue 5/5

11:15 pm-2:40 pm

2 stops51h 25m

$1,115

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Thu 4/30

4:25 pm-12:35 am

2 stops44h 10m

Perth

Thu 5/7

5:20 pm-2:40 pm

2 stops57h 20m

$1,138

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Wed 4/22

4:25 pm-12:35 am

2 stops44h 10m

Perth

Sat 4/25

1:35 am-2:40 pm

2 stops49h 05m

$1,157
Quickest round-trip

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Fri 4/3

4:25 pm-4:15 pm

2 stops35h 50m

Perth

Tue 4/14

1:35 am-2:40 pm

2 stops49h 05m

$1,158

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Thu 4/30

4:25 pm-4:15 pm

2 stops35h 50m

Perth

Sun 5/3

11:15 pm-2:40 pm

2 stops51h 25m

$1,161

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Mon 3/30

4:25 pm-4:15 pm

2 stops35h 50m

Perth

Fri 4/17

5:20 pm-2:40 pm

2 stops57h 20m

$1,176

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Tue 4/28

4:25 pm-12:35 am

2 stops44h 10m

Perth

Tue 5/5

7:20 am-2:40 pm

3 stops67h 20m

$1,191

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Mon 3/30

4:25 pm-9:45 pm

3 stops41h 20m

Perth

Fri 4/17

5:20 pm-2:40 pm

2 stops57h 20m

$1,201

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Thu 4/30

4:25 pm-4:15 pm

2 stops35h 50m

Perth

Thu 5/7

7:20 am-2:40 pm

3 stops67h 20m

$1,213

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Sat 4/18

4:25 pm-4:15 pm

2 stops35h 50m

Perth

Thu 4/30

5:20 pm-2:40 pm

2 stops57h 20m

$1,219

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

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 February is also very affordable. Most momondo users find prices during this month for around $1,524.

Can stopping save me money on Boston to Perth flights?

You could potentially save up to 5% 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

Fastest flight time

25h 55m

Direct flights

None
The fastest flight from Boston to Perth takes 25h 55m
There are no direct flights from Boston to Perth. There are no popular flight routes from Boston to Perth.
  • How far is Boston Logan Intl to Perth by plane?

    Perth is 11615.6 mi away from Boston Logan Intl. 25h 55m 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
Qantas AirwaysPriceFrom $1,291Free CancellationRating
7.5
1,005 reviews
Search Qantas Airways flights
Qatar AirwaysPriceFrom $1,373Free CancellationRating
7.4
3,736 reviews
Search Qatar Airways flights
EmiratesPriceFrom $1,541Free CancellationRating
8.1
3,543 reviews
Search Emirates flights

Traveling to a place near Perth?

Book flights to Perth if you plan to visit one of these locations
Fremantle
Mandurah
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.

An easier way to manage your Perth trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 4/16
Thu 4/23

Find better results for your trip to Australia