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Perth

$1,329+ Cheap flights from Boston (BOS) to Perth (PER)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — PER
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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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 April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,329
(Trip.com)

Popular in

December

Cheapest in

October

Average price

$1,512
Provider with most accurate pricing for Boston Logan Intl-Perth flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Perth flights.
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From Boston Logan Intl to Perth
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($295 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($115 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 April 29, 2025.

This Trip.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/129:35 pmBOS - PER
2 stops39h 05mMultiple Airlines
Mon 5/1912:25 pmPER - BOS
2 stops43h 15mMultiple Airlines
Deal found 4/28$1,329
This oojo deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1210:00 pmBOS - PER
1 stop32h 40mQatar Airways
Mon 5/1910:45 pmPER - BOS
1 stop28h 20mQatar Airways
Deal found 4/28$1,371
This StudentUniverse deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/201:40 amBOS - PER
1 stop33h 00mCathay Pacific
Fri 10/312:10 amPER - BOS
1 stop34h 50mCathay Pacific
Deal found 4/28$1,464
This StudentUniverse deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/214:45 pmBOS - PER
2 stops33h 55mSingapore Airlines
Fri 10/31:10 amPER - BOS
2 stops40h 05mSingapore Airlines
Deal found 4/28$1,840
This oojo deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1711:05 pmBOS - PER
1 stop37h 35mEmirates
Sat 5/2410:20 pmPER - BOS
1 stop27h 50mEmirates
Deal found 4/29$1,940
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1210:30 amBOS - PER
2 stops40h 15mUnited Airlines
Sat 10/2511:45 pmPER - BOS
3 stops30h 59mUnited Airlines
Deal found 4/28$2,044
This Gurufare deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/171:20 pmBOS - PER
3 stops45h 35mQantas Airways
Sat 5/2411:55 pmPER - BOS
3 stops31h 24mQantas Airways
Deal found 4/29$2,859
This Gotogate deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1212:15 pmBOS - PER
3 stops45h 15mAir Canada
Thu 6/1911:55 pmPER - BOS
3 stops34h 41mAir Canada
Deal found 4/28$3,192

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated April 29, 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 5/12

9:35 pm-12:40 am

2 stops39h 05m

Perth

Mon 5/19

12:25 pm-7:40 pm

2 stops43h 15m

$1,329

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Mon 5/12

10:00 pm-6:40 pm

1 stop32h 40m

Perth

Mon 5/19

10:45 pm-3:05 pm

1 stop28h 20m

$1,371

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Sat 9/20

1:40 am-10:40 pm

1 stop33h 00m

Perth

Fri 10/3

12:10 am-11:00 pm

1 stop34h 50m

$1,464

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Sun 9/21

4:45 pm-2:40 pm

2 stops33h 55m

Perth

Fri 10/3

1:10 am-5:15 am

2 stops40h 05m

$1,840

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Sat 5/17

11:05 pm-12:40 am

1 stop37h 35m

Perth

Sat 5/24

10:20 pm-2:10 pm

1 stop27h 50m

$1,940

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Sun 10/12

10:30 am-2:45 pm

2 stops40h 15m

Perth

Sat 10/25

11:45 pm-6:44 pm

3 stops30h 59m

$2,044

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Sat 5/17

1:20 pm-10:55 pm

3 stops45h 35m

Perth

Sat 5/24

11:55 pm-7:19 pm

3 stops31h 24m

$2,859

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Thu 6/12

12:15 pm-9:30 pm

3 stops45h 15m

Perth

Thu 6/19

11:55 pm-10:36 pm

3 stops34h 41m

$3,192

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Sun 8/17

11:00 pm-5:50 am

3 stops42h 50m

$2,781

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Thu 8/14

1:40 am-7:45 am

1 stop42h 05m

$5,216

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 11 results
1
2

Compare providers for flights from Boston to Perth

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Perth in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Perth flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Boston-Perth flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Boston-Perth flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Perth flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Perth flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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 round-trip flight from Boston to Perth. Price data was last updated on April 25, 2025.

To ensure you get the cheapest price possible for a flight from Boston to Perth, you should look to book at least 46 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 $1,448). Flying from Boston to Perth in December is currently the most expensive (average of $2,172). 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 April 29, 2025.

It’s optimal to fly from Boston to Perth in the evening. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight at noon.

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 - 6.7 inches per month. June is typically the wettest month, when rainfall can reach 6.7 in. January is typically the driest time to visit Perth when rainfall is around 0.0 in.

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 75.2 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 53.6 F).

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 April 29, 2025.
Singapore Airlines
8.1
Very good
1,292 reviews

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.7

Boarding

8.2

Comfort

7.9

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

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.7

Boarding

8.2

Comfort

7.9

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
3,215 reviews
Singapore Airlines
8.1
Very good
1,292 reviews

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.7

Boarding

8.2

Comfort

7.9

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

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.7

Boarding

8.2

Comfort

7.9

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

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.7

Boarding

8.2

Comfort

7.9

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

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.7

Boarding

8.2

Comfort

7.9

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?

    Qatar Airways, at $1,371, was found to be the cheapest airline from Boston to Perth.Alternate airlines to your destination round-trip include Cathay Pacific and Air New Zealand. Qatar Airways is currently priced 23% below the average price you’ll pay for this route.

  • 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 vacation 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 $1,448). Flying from Boston to Perth in December is currently the most expensive (average of $2,172). 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

Traveling to a place near Boston?

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

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip

Complete your trip to Perth by adding a car rental and/or hotel reservation to your travel itinerary.
Perth car rentals
Perth Airport car rentals
Perth CBD car rentals
Northbridge car rentals

Top 4 airlines flying from Boston to Perth

Discover the top 4 airlines that operate flights from Boston to Perth. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$1,372Average$1,495FlexibilityNo cancel feeOn-time68%
Cathay PacificCheapest$1,383Average$1,818FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$1,436Average$1,892FlexibilityNo cancel feeOn-time69%
Qantas AirwaysCheapest$1,802Average$2,041FlexibilityNo cancel feeOn-time74%

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