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 $2,191 on this airline. Additional options worth looking into are Cathay Pacific and Singapore Airlines, starting at $2,748 and $2,900 round-trip. You may be able to fly from Boston to Perth for 23% less than the average price by searching for these airlines. Find deals

What is the cheapest day to fly from Boston to Perth?

Travellers seeking maximum savings on their Boston to Perth flight should consider departing on Monday afternoons when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time. Find deals

What is the cheapest day to fly return from Boston to Perth?

Leaving on a Friday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 42% on the overall cost on flights from Boston to Perth.

What is the cheapest month to fly from Boston to Perth?

October is one of the best times of the year to fly to Perth from Boston. Prices for October average $2,883 per person but you can even find prices for as low as $2,074. The most expensive prices can be found in the month of December. Opting for a October flight can save you 67% on your journey compared to booking in December

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.

$2,191+ Flights from Boston to Perth

Cheap flight deals from Boston to Perth

Round-trip from	$2,191
Popular in	December
Cheapest in	October
Average price	$2,357

Qatar Airways
9/9-30/9
2 total stops
54h 15m total
Boston to Perth

Search Deals

Highest demand for flights based on searches. 12% potential increase in price ($680 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($285 potential savings vs. average return price).

Search Deals

Average for round-trip flights in March 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 28 March 2025.

Tue 9/922:00BOS - PER

1 stop25h 55mQatar Airways

Tue 30/922:45PER - BOS

1 stop28h 20mQatar Airways

Deal found 28/3$2,191

Sun 11/521:35BOS - PER

2 stops30h 40mMultiple Airlines

Sun 18/517:20PER - BOS

2 stops38h 20mMultiple Airlines

Deal found 28/3$2,317

Mon 8/901:40BOS - PER

1 stop33h 00mCathay Pacific

Mon 29/900:10PER - BOS

1 stop34h 50mCathay Pacific

Deal found 28/3$2,748

Tue 9/906:00BOS - PER

3 stops44h 40mSingapore Airlines

Tue 30/917:10PER - BOS

2 stops48h 05mSingapore Airlines

Deal found 28/3$2,900

Sat 7/618:06BOS - PER

2 stops34h 59mQantas Airways

Tue 17/609:05PER - BOS

2 stops33h 43mQantas Airways

Deal found 28/3$3,057

Fri 11/416:30BOS - PER

2 stops49h 20mEtihad Airways

Sat 3/516:45PER - BOS

2 stops58h 10mEtihad Airways

Deal found 28/3$3,223

Tue 9/909:58BOS - PER

3 stops38h 32mUnited Airlines

Tue 30/923:45PER - BOS

3 stops30h 59mUnited Airlines

Deal found 28/3$3,477

Fri 6/623:05BOS - PER

2 stops37h 35mEmirates

Wed 18/612:25PER - BOS

2 stops37h 45mEmirates

Deal found 28/3$4,610

Thu 10/410:20BOS - PER

3 stops41h 25mAir Canada

Sat 26/413:15PER - BOS

3 stops58h 56mAir Canada

Deal found 28/3$18,827

Best flights from Boston to Perth
Discover carefully curated flight deals from Boston to Perth that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 28 March 2025.

Tue 9/922:00BOS - PER

1 stop25h 55mQatar Airways

Tue 30/922:45PER - BOS

1 stop28h 20mQatar Airways

Deal found 28/3$2,191

Sun 11/521:35BOS - PER

2 stops30h 40mMultiple Airlines

Sun 18/517:20PER - BOS

2 stops38h 20mMultiple Airlines

Deal found 28/3$2,317

Mon 8/901:40BOS - PER

1 stop33h 00mCathay Pacific

Mon 29/900:10PER - BOS

1 stop34h 50mCathay Pacific

Deal found 28/3$2,748

Tue 9/906:00BOS - PER

3 stops44h 40mSingapore Airlines

Tue 30/917:10PER - BOS

2 stops48h 05mSingapore Airlines

Deal found 28/3$2,900

Sat 7/618:06BOS - PER

2 stops34h 59mQantas Airways

Tue 17/609:05PER - BOS

2 stops33h 43mQantas Airways

Deal found 28/3$3,057

Fri 11/416:30BOS - PER

2 stops49h 20mEtihad Airways

Sat 3/516:45PER - BOS

2 stops58h 10mEtihad Airways

Deal found 28/3$3,223

Tue 9/909:58BOS - PER

3 stops38h 32mUnited Airlines

Tue 30/923:45PER - BOS

3 stops30h 59mUnited Airlines

Deal found 28/3$3,477

Fri 6/623:05BOS - PER

2 stops37h 35mEmirates

Wed 18/612:25PER - BOS

2 stops37h 45mEmirates

Deal found 28/3$4,610

Thu 10/410:20BOS - PER

3 stops41h 25mAir Canada

Sat 26/413:15PER - BOS

3 stops58h 56mAir Canada

Deal found 28/3$18,827

Last-minute flights from Boston to Perth
Discover last-minute flight deals from Boston to Perth. Data last updated 28 March 2025 and is based on user searches.

Wed 9/416:00BOS - PER

2 stops32h 30mSingapore Airlines

Mon 28/417:10PER - BOS

2 stops43h 09mSingapore Airlines

Deal found 28/3$5,789

Wed 9/423:05BOS - PER

1 stop30h 30mEmirates

Mon 28/406:00PER - BOS

1 stop44h 10mEmirates

Deal found 28/3$22,290

Thu 10/401:40BOS - PER

2 stops30h 10mMultiple Airlines

Sat 3/523:15PER - BOS

2 stops35h 45mMultiple Airlines

Deal found 28/3$2,806

Thu 10/401:40BOS - PER

1 stop42h 05mCathay Pacific

Fri 2/500:10PER - BOS

1 stop34h 50mCathay Pacific

Deal found 28/3$2,918

Thu 10/410:20BOS - PER

3 stops41h 25mAir Canada

Sat 26/413:15PER - BOS

3 stops58h 56mAir Canada

Deal found 28/3$18,827

Thu 10/408:05BOS - PER

2 stops40h 15mQantas Airways

Sat 26/423:55PER - BOS

3 stops35h 31mQantas Airways

Deal found 28/3$28,421

Fri 11/416:30BOS - PER

2 stops49h 20mEtihad Airways

Sat 3/516:45PER - BOS

2 stops58h 10mEtihad Airways

Deal found 28/3$3,223

Fri 11/422:00BOS - PER

1 stop32h 40mQatar Airways

Fri 2/502:10PER - BOS

2 stops48h 55mQatar Airways

Deal found 28/3$3,866

One-way flights from Boston to Perth
Search for one-way flight options from Boston to Perth. Find affordable one-way fares based on user searches. Data last updated 28 March 2025.

Wed 7/523:35BOS - PER

3 stops56h 15mMultiple Airlines

Deal found 28/3$4,130

Tue 6/501:40BOS - PER

1 stop42h 05mCathay Pacific

Deal found 28/3$10,184

Wed 7/522:00BOS - PER

1 stop32h 40mQatar Airways

Deal found 28/3$15,384

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

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Tue 9/9

22:00-11:55

1 stop25h 55m

Perth

Tue 30/9

22:45-15:05

1 stop28h 20m

$2,191

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Sun 11/5

21:35-16:15

2 stops30h 40m

Perth

Sun 18/5

17:20-19:40

2 stops38h 20m

$2,317

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Mon 8/9

01:40-22:40

1 stop33h 00m

Perth

Mon 29/9

00:10-23:00

1 stop34h 50m

$2,748

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Tue 9/9

06:00-14:40

3 stops44h 40m

Perth

Tue 30/9

17:10-05:15

2 stops48h 05m

$2,900

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Sat 7/6

18:06-17:05

2 stops34h 59m

Perth

Tue 17/6

09:05-06:48

2 stops33h 43m

$3,057

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Fri 11/4

16:30-05:50

2 stops49h 20m

Perth

Sat 3/5

16:45-14:55

2 stops58h 10m

$3,223

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Tue 9/9

09:58-12:30

3 stops38h 32m

Perth

Tue 30/9

23:45-18:44

3 stops30h 59m

$3,477

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Fri 6/6

23:05-00:40

2 stops37h 35m

Perth

Wed 18/6

12:25-14:10

2 stops37h 45m

$4,610

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Thu 10/4

10:20-15:45

3 stops41h 25m

Perth

Sat 26/4

13:15-12:11

3 stops58h 56m

$18,827

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Wed 7/5

23:35-19:50

3 stops56h 15m

$4,130

Flights are sorted by cheapest return flights first.

Deals found on 28/3

Showing 1-10 of 12 results

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 $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?

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

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

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

Singapore Airlines

8.1

Very Good

1,285 reviews

Check prices

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

1,285 reviews

Singapore Airlines

8.1

Very Good

1,285 reviews

Check prices

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

3,190 reviews

Singapore Airlines

8.1

Very Good

1,285 reviews

Check prices

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

837 reviews

Singapore Airlines

8.1

Very Good

1,285 reviews

Check prices

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

811 reviews

Singapore Airlines

8.1

Very Good

1,285 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Ketan,Nov 2024

SIN - AMD

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

Qatar Airways

7.4

Good

3,537 reviews

Singapore Airlines

8.1

Very Good

1,285 reviews

Check prices

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

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 $2,191 on this airline. Additional options worth looking into are Cathay Pacific and Singapore Airlines, starting at $2,748 and $2,900 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

Mandurah

Scarborough

Fremantle

Rottnest Island

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Complete your trip

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Direct flights to Western Australia

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Direct flights to Exmouth

Direct flights to Port Hedland

Direct flights to Kununurra

Direct flights to Geraldton

Direct flights to Esperance

Direct flights to Busselton

Direct flights to Albany

Direct flights to Newman

Direct flights to Monkey Mia

Direct flights to Paraburdoo

Direct flights to Onslow

Direct flights to Derby

Other flights to Perth

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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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Cheap flights from Boston to Perth from $2,191

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Boston to Perth

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Boston to Perth

Cheapest flights from Boston to PerthExplore 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 28 March 2025.

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 28 March 2025.

Cheapflights Fare Finder

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

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.

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?

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 28 March 2025.

Rainfall in Perth by month

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

Temperature in Perth by month

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

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 28 March 2025.

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?

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

How can I find direct flights from Boston to Perth?

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

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

Travelling to a place near Boston?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Perth by adding a car hire and/or hotel booking to your travel itinerary.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

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

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

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

100% Free

Book with Flexibility

Travel Smart

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 28 March 2025.