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Cheap flights from Boston to Perth from $920

BOS — PER
18 Oct — 25 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Boston to Perth

Enter your travel dates to find the best prices.

Cheapest flights from Boston to Perth

Mon 26/1015:10 -
3 stops34h 35m
Mon 9/1122:40 -
3 stops36h 57m
Deal found 16/9$2,175
Mon 26/1018:20 -
2 stops31h 50m
Mon 9/1123:10 -
2 stops35h 48m
Deal found 18/9$2,190
Sun 1/1122:10 -
1 stop30h 10m
Thu 12/1122:20 -
1 stop28h 35m
Deal found 16/9$2,234
Mon 23/1120:40 -
2 stops46h 15m
Mon 18/108:30 -
2 stops48h 50m
Deal found 16/9$2,249
Mon 9/1120:40 -
2 stops33h 30m
Mon 23/1122:45 -
2 stops38h 02m
Deal found 16/9$2,253
Mon 26/1021:40 -
2 stops33h 30m
Mon 9/1122:45 -
2 stops38h 04m
Deal found 16/9$2,262

Find flight deals from Boston to Perth

Round-trip from

$2,131

One-way from

$920

Popular in

November

Cheapest in

February

Average price

$2,611
Qatar Airways
  • Qatar Airways
  • 3/3-17/3
  • 4 total stops
  • 73h 00m total
  • Boston to Perth
Search Deals
27/10-31/12
  • 27/10-31/12
  • 2 total stops
  • 47h 00m total
  • Boston to Perth
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($808 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($115 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
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 return flight

BostonPerth

BOS Boston Logan Intl - PER Perth

BOSPER

Boston Logan Intl

Thu 24/9

13:00-08:55

2 stops31h 55m

Perth

Wed 31/12

00:00-11:00

Nonstop0h 00m

$1,140

BostonPerth

BOS Boston Logan Intl - PER Perth

BOSPER

Boston Logan Intl

Thu 8/10

16:25-03:45

3 stops47h 20m

Perth

Wed 31/12

00:00-11:00

Nonstop0h 00m

$1,331

BostonPerth

BOS Boston Logan Intl - PER Perth

BOSPER

Boston Logan Intl

Wed 28/10

21:40-18:45

1 stop33h 05m

Perth

Wed 31/12

00:00-11:00

Nonstop0h 00m

$1,692

BostonPerth

BOS Boston Logan Intl - PER Perth

BOSPER

Boston Logan Intl

Wed 21/10

01:45-22:40

1 stop32h 55m

Perth

Wed 31/12

00:00-11:00

Nonstop0h 00m

$1,727

BostonPerth

BOS Boston Logan Intl - PER Perth

BOSPER

Boston Logan Intl

Thu 22/10

01:45-06:50

1 stop41h 05m

Perth

Wed 31/12

00:00-11:00

Nonstop0h 00m

$1,811

BostonPerth

BOS Boston Logan Intl - PER Perth

BOSPER

Boston Logan Intl

Fri 23/10

01:45-06:55

1 stop41h 10m

Perth

Wed 31/12

00:00-11:00

Nonstop0h 00m

$1,811

BostonPerth

BOS Boston Logan Intl - PER Perth

BOSPER

Boston Logan Intl

Thu 24/9

23:05-17:35

1 stop30h 30m

Perth

Wed 31/12

00:00-11:00

Nonstop0h 00m

$1,970

BostonPerth

BOS Boston Logan Intl - PER Perth

BOSPER

Boston Logan Intl

Wed 7/10

01:45-22:40

1 stop32h 55m

Perth

Wed 31/12

00:00-11:00

Nonstop0h 00m

$2,024

BostonPerth

BOS Boston Logan Intl - PER Perth

BOSPER

Boston Logan Intl

Wed 3/3

20:40-22:40

2 stops37h 00m

Perth

Wed 17/3

22:45-22:45

2 stops36h 00m

$2,131

BostonPerth

BOS Boston Logan Intl - PER Perth

BOSPER

Boston Logan Intl

Mon 2/11

22:10-17:20

1 stop30h 10m

Perth

Mon 9/11

22:20-13:55

1 stop28h 35m

$2,286

Flights are sorted by cheapest return flights first.

Deals found on 18/9

Showing 1-10 of 18 resultsSorted by cheapest first
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Best time to book a flight from Boston to Perth

Have a flexible travel schedule? Discover the best time to fly to Perth from Boston with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Boston to Perth

What is the cheapest month to book a flight from Boston to Perth?

Currently, February is the cheapest month in which you can book a flight from Boston to Perth (average of $2,140). Flying from Boston to Perth in November is currently the most expensive (average of $3,515). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

  • How long is the flight from Boston to Perth?

    Airlines like Qatar Airways and Emirates fly from Boston to Perth in about 30h 10m. The time it takes to get you to your destination can typically vary by up to 6h 50m. There are 18689 km between Boston and Perth. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Boston to Perth that include hotel bookings?

    Yes. In addition to deals on Boston to Perth flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Boston to Perth?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Perth.

  • Can I find deals for business class flights from Boston to Perth?

    Yes. Cheapflights offers flight deals from Boston to Perth by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Perth?

    Currently, February is the cheapest month in which you can book a flight from Boston to Perth (average of $2,140). Flying from Boston to Perth in November is currently the most expensive (average of $3,515). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Perth?

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

Browse thousands of different options on Cheapflights for your next trip

Fly with Cheapflights

How does Cheapflights help users find flights from Boston to Perth?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Boston to Perth. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Boston to Perth?

Cheapflights simply makes it quick and affordable to book flights from Boston to Perth by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Boston to Perth with no change fees?

Yes, we can. To see specific flights from Boston to Perth with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Boston to Perth become cheaper?

Not ready to book yet? You can track prices for flights from Boston to Perth on Cheapflights with our Price Alert feature and get notified when better prices are available.

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