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Cheap flights from Boston to Perth from $957

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 18/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — PER
22 Apr — 29 Apr1
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 23 March 2026.

Thu 9/416:25
BOS
-
PER
2 stops35h 50m
Multiple Airlines
Thu 30/417:20
PER
-
BOS
2 stops57h 20m
Multiple Airlines
Deal found 20/3$1,767
Sun 8/1121:05
BOS
-
PER
1 stop32h 40m
Qatar Airways
Tue 24/1106:00
PER
-
BOS
2 stops45h 20m
Qatar Airways
Deal found 21/3$1,957
Sat 7/1100:30
BOS
-
PER
2 stops39h 10m
Multiple Airlines
Tue 24/1107:00
PER
-
BOS
2 stops52h 00m
Multiple Airlines
Deal found 21/3$1,992
Sat 2/514:02
BOS
-
PER
2 stops30h 48m
Multiple Airlines
Sat 9/506:15
PER
-
BOS
2 stops29h 49m
Multiple Airlines
Deal found 18/3$2,005
Wed 13/522:00
BOS
-
PER
1 stop25h 55m
Qatar Airways
Fri 29/523:45
PER
-
BOS
2 stops51h 20m
Qatar Airways
Deal found 19/3$2,018
Wed 26/822:00
BOS
-
PER
1 stop32h 35m
Qatar Airways
Sat 5/906:45
PER
-
BOS
2 stops44h 30m
Qatar Airways
Deal found 18/3$2,038
Sat 2/522:00
BOS
-
PER
1 stop32h 35m
Qatar Airways
Sat 9/507:30
PER
-
BOS
2 stops43h 35m
Qatar Airways
Deal found 18/3$2,075
Tue 10/1115:40
BOS
-
PER
2 stops43h 15m
Multiple Airlines
Wed 10/210:30
PER
-
BOS
2 stops40h 40m
Multiple Airlines
Deal found 21/3$2,120
Mon 17/822:00
BOS
-
PER
1 stop32h 35m
Qatar Airways
Mon 28/922:45
PER
-
BOS
1 stop28h 30m
Qatar Airways
Deal found 20/3$2,163

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 23 March 2026.

Round-trip from

$1,767

One-way from

$957

Popular in

October

Cheapest in

November

Average price

$2,234
9/4-30/4
  • 9/4-30/4
  • 4 total stops
  • 93h 10m total
  • Boston to Perth
Search Deals
18/4
  • 18/4
  • 2 total stops
  • 44h 10m total
  • Boston to Perth
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($76 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($117 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 23 March 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 10/9

22:00-18:35

1 stop32h 35m

Perth

Thu 24/9

22:45-15:15

1 stop28h 30m

$2,163

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Mon 17/8

22:00-18:35

1 stop32h 35m

Perth

Mon 28/9

22:45-15:15

1 stop28h 30m

$2,163
Fastest return journey

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Wed 1/4

23:05-17:35

1 stop30h 30m

Perth

Fri 17/4

22:20-14:10

1 stop27h 50m

$2,246

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Wed 1/4

23:05-17:35

1 stop30h 30m

Perth

Tue 21/4

22:20-14:10

1 stop27h 50m

$2,247

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Wed 1/4

23:05-17:35

1 stop30h 30m

Perth

Wed 15/4

22:20-14:10

1 stop27h 50m

$2,247

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

$2,264

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Wed 1/4

23:05-00:40

2 stops37h 35m

Perth

Mon 20/4

22:20-14:10

1 stop27h 50m

$2,267

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Wed 1/4

23:05-00:40

2 stops37h 35m

Perth

Thu 16/4

22:20-14:10

1 stop27h 50m

$2,267

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Thu 7/5

23:05-17:35

1 stop30h 30m

Perth

Mon 11/5

22:20-14:10

1 stop27h 50m

$2,317

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Wed 1/4

23:05-00:40

2 stops37h 35m

Perth

Sat 18/4

22:20-14:10

1 stop27h 50m

$2,338

Flights are sorted by cheapest return flights first.

Deals found on 17/3

Showing 1-10 of 21 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
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, March is the cheapest month in which you can book a flight from Boston to Perth (average of $1,924). Flying from Boston to Perth in June is currently the most expensive (average of $3,154). 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

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 Qatar Airways and Emirates fly from Boston to Perth in about 30h 30m. The time it takes to get you to your destination can typically vary by up to 2h 05m. 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, March is the cheapest month in which you can book a flight from Boston to Perth (average of $1,924). Flying from Boston to Perth in June is currently the most expensive (average of $3,154). 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
Scarborough
Fremantle
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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