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Cheap flights from Boston to Perth from $2,075

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — PER
4 May — 11 May1
1 adult

Cheapflights Tip: The best prices from Boston Logan Intl to Perth are usually found in October or March, booked 46 days in advance, depart on a Wednesday or Monday and return on a Friday

Cheap 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 29 April 2025.

Round-trip from

$2,075

Popular in

December

Cheapest in

October

Average price

$2,361
12/5-19/5
  • 12/5-19/5
  • 4 total stops
  • 82h 20m total
  • Boston to Perth
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($719 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($281 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Boston to Perth

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 29 April 2025.

Mon 12/521:35BOS - PER
2 stops39h 05mMultiple Airlines
Mon 19/512:25PER - BOS
2 stops43h 15mMultiple Airlines
Deal found 28/4$2,075
Mon 12/522:00BOS - PER
1 stop32h 40mQatar Airways
Mon 19/522:45PER - BOS
1 stop28h 20mQatar Airways
Deal found 28/4$2,140
Tue 11/1100:30BOS - PER
1 stop33h 20mCathay Pacific
Fri 21/1100:15PER - BOS
1 stop34h 45mCathay Pacific
Deal found 29/4$2,214
Wed 5/1122:10BOS - PER
2 stops60h 45mEmirates
Sat 15/1111:45PER - BOS
2 stops39h 10mEmirates
Deal found 29/4$2,523
Sun 24/810:30BOS - PER
2 stops41h 30mAir New Zealand
Sat 30/819:50PER - BOS
2 stops47h 28mAir New Zealand
Deal found 29/4$2,531
Tue 19/813:45BOS - PER
3 stops36h 55mSingapore Airlines
Sun 31/817:10PER - BOS
2 stops57h 40mSingapore Airlines
Deal found 29/4$2,852
Sun 12/1010:30BOS - PER
2 stops40h 15mUnited Airlines
Sat 25/1023:45PER - BOS
3 stops30h 59mUnited Airlines
Deal found 28/4$3,191
Sun 24/818:07BOS - PER
2 stops31h 28mQantas Airways
Sat 30/806:05PER - BOS
3 stops52h 53mQantas Airways
Deal found 29/4$3,230

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 29 April 2025.
Use the filters below to find and compare flights from Boston to Perth that are best for you.

Fly from

Boston

Fly to

Perth

Route

Depart

Return

Price

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Mon 12/5

21:35-00:40

2 stops39h 05m

Perth

Mon 19/5

12:25-19:40

2 stops43h 15m

$2,075

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Mon 12/5

22:00-18:40

1 stop32h 40m

Perth

Mon 19/5

22:45-15:05

1 stop28h 20m

$2,140

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Sat 20/9

01:40-22:40

1 stop33h 00m

Perth

Fri 3/10

00:10-23:00

1 stop34h 50m

$2,286

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Tue 27/5

23:05-00:40

1 stop37h 35m

Perth

Tue 3/6

12:25-14:10

2 stops37h 45m

$2,542

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Wed 20/8

18:20-11:15

2 stops28h 55m

Perth

Sun 31/8

08:05-07:18

2 stops35h 13m

$2,646

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Tue 19/8

13:45-14:40

3 stops36h 55m

Perth

Sun 31/8

17:10-14:50

2 stops57h 40m

$2,852

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Sun 12/10

10:30-14:45

2 stops40h 15m

Perth

Sat 25/10

23:45-18:44

3 stops30h 59m

$3,191

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Thu 12/6

18:17-17:05

2 stops34h 48m

Perth

Thu 19/6

23:55-06:44

2 stops42h 49m

$3,196

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Thu 12/6

12:15-21:30

3 stops45h 15m

Perth

Thu 19/6

23:55-22:36

3 stops34h 41m

$4,983

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Wed 2/7

21:40-23:55

2 stops38h 15m

Perth

Wed 16/7

06:25-15:25

2 stops45h 00m

$16,532

Flights are sorted by cheapest return flights first.

Deals found on 28/4

Showing 1-10 of 13 results
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

How far ahead should I book a flight from Boston to Perth?

Use this chart to determine the optimal time to book a return flight from Boston to Perth. Price data was last updated on 25 April 2025.

The best time to book flights from Boston to Perth is 46 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 $298). Flying from Boston to Perth in December is currently the most expensive (average of $409). 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.

What is the cheapest time of day to fly from BOS to PER?

Find hourly flight availability from Boston to Perth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 April 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 3% on flights from Boston to Perth by exploring options for tickets at midday.

Rainfall in Perth by month

Plan your trip to Perth by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Perth ranges from 0.0 - 170.0 inches per month. June is typically the wettest month, when rainfall can reach 170.0 mm. January is typically the driest time to visit Perth when rainfall is around 0.0 mm.

Temperature in Perth by month

Plan your trip to Perth by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Perth, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 24.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 12.0 C).

Reviews of airlines servicing Perth

Get insights into the airlines that provide service to Perth. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Perth. Reviews last updated 29 April 2025.
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Food

7.7

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
Singapore Airlines
8.1
Very Good
1,292 reviews
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Food

7.7

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
Emirates
8.0
Very Good
3,213 reviews
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Food

7.7

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
Air New Zealand
8.0
Very Good
472 reviews
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Food

7.7

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
Cathay Pacific
7.5
Good
852 reviews
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Food

7.7

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
Qantas Airways
7.5
Good
828 reviews
Singapore Airlines
8.1
Very Good
1,292 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Food

7.7

Overall

8.1

Comfort

7.9

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

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.

  • What are the cheapest airlines flying from Boston to Perth round-trip?

    Our cheapest airline available from Boston to Perth is Qatar Airways. Our recent data shows that you can find tickets from as low as $2,140 on this airline. Additional options worth looking into are Cathay Pacific and Emirates, starting at $2,286 and $2,542 round-trip. You may be able to fly from Boston to Perth for 23% less than the average price by searching for these airlines.

  • 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 $298). Flying from Boston to Perth in December is currently the most expensive (average of $409). 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 Boston?

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