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Cheap flights from Boston to Perth from $1,308

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/6. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — PER
7 Jul — 14 Jul1
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
Explore the most affordable flight options available from Boston to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 June 2026.

Mon 26/1021:05
BOS
-
PER
1 stop33h 40m
Qatar Airways
Fri 30/1022:45
PER
-
BOS
1 stop28h 35m
Qatar Airways
Deal found 3/6$2,148
Mon 17/822:00
BOS
-
PER
1 stop32h 35m
Qatar Airways
Mon 28/922:45
PER
-
BOS
1 stop28h 30m
Qatar Airways
Deal found 6/6$2,219
Wed 14/1022:00
BOS
-
PER
1 stop32h 35m
Qatar Airways
Tue 1/1222:45
PER
-
BOS
1 stop28h 35m
Qatar Airways
Deal found 4/6$2,221
Sat 6/616:29
BOS
-
PER
2 stops30h 46m
Qantas Airways
Sat 13/606:15
PER
-
BOS
2 stops27h 58m
Qantas Airways
Deal found 5/6$2,236
Sun 29/1121:05
BOS
-
PER
1 stop32h 40m
Qatar Airways
Sun 13/1222:55
PER
-
BOS
2 stops52h 25m
Qatar Airways
Deal found 4/6$2,246
Thu 3/910:30
BOS
-
PER
2 stops36h 45m
Qantas Airways
Sun 25/1013:50
PER
-
BOS
2 stops30h 40m
Qantas Airways
Deal found 3/6$2,280
Sat 17/1022:00
BOS
-
PER
1 stop32h 35m
Qatar Airways
Fri 30/1022:45
PER
-
BOS
1 stop28h 35m
Qatar Airways
Deal found 2/6$2,302
Sun 1/1122:10
BOS
-
PER
1 stop30h 10m
Emirates
Thu 5/1122:20
PER
-
BOS
1 stop28h 35m
Emirates
Deal found 4/6$2,311
Mon 17/823:05
BOS
-
PER
2 stops37h 35m
Emirates
Mon 28/922:20
PER
-
BOS
1 stop27h 50m
Emirates
Deal found 5/6$2,334
Tue 28/717:33
BOS
-
PER
2 stops32h 02m
American Airlines
Tue 18/823:45
PER
-
BOS
2 stops34h 21m
American Airlines
Deal found 3/6$2,343

Find flight deals from Boston to Perth

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Perth (PER). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 7 June 2026.

Round-trip from

$2,148

One-way from

$1,308

Popular in

October

Cheapest in

February

Average price

$3,120
Qatar Airways
  • Qatar Airways
  • 26/10-30/10
  • 2 total stops
  • 62h 15m total
  • Boston to Perth
Search Deals
27/6
  • 27/6
  • 3 total stops
  • 50h 18m total
  • Boston to Perth
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($120 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($110 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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, Cheapflights users made 647,157 searches. Data last updated 7 June 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 return flight

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Thu 3/9

10:30-11:15

2 stops36h 45m

Perth

Sun 25/10

13:50-08:30

2 stops30h 40m

$2,280
Fastest return journey

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Sun 1/11

22:10-17:20

1 stop30h 10m

Perth

Thu 5/11

22:20-13:55

1 stop28h 35m

$2,311

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Mon 17/8

23:05-00:40

2 stops37h 35m

Perth

Mon 28/9

22:20-14:10

1 stop27h 50m

$2,334

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Sun 1/11

21:05-18:45

1 stop32h 40m

Perth

Thu 5/11

22:45-14:20

1 stop28h 35m

$2,380

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Mon 17/8

18:35-14:05

2 stops31h 30m

Perth

Mon 28/9

23:45-19:11

2 stops31h 26m

$2,456

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Sun 23/8

09:20-14:05

2 stops40h 45m

Perth

Sat 29/8

13:15-21:02

3 stops43h 47m

$2,468

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Thu 3/9

23:05-17:35

1 stop30h 30m

Perth

Sun 25/10

10:30-14:30

2 stops40h 00m

$2,477

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Fri 14/8

05:45-11:40

3 stops41h 55m

Perth

Fri 28/8

23:45-23:59

3 stops36h 14m

$2,598
Cheapest one-way

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Mon 22/6

18:10-12:30

2 stops30h 20m

$1,311

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Tue 23/6

18:26-12:30

2 stops30h 04m

$1,324

Flights are sorted by cheapest return flights first.

Deals found on 6/6

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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 $2,162). Flying from Boston to Perth in October is currently the most expensive (average of $3,482). 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.

How much does it cost for a return flight from Boston to Perth?

Related info for your journey

Find useful and relevant information for your journey from Boston to Perth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Boston to Perth?

    Airlines like Qantas 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 35m. 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 $2,162). Flying from Boston to Perth in October is currently the most expensive (average of $3,482). 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
Scarborough
Rottnest Island
Mandurah

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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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