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Cheap flights from Boston to Perth from $855

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Perth departing on 23/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Enter your travel dates to find the best prices.
Qatar Airways Logo
22:00 - 18:35
BOS
-
PER
32h 35m
1 stop
Qatar Airways Logo
06:00 - 15:15
PER
-
BOS
45h 15m
2 stops
$1,957Qatar Airways
Thu, 1 Oct - Sat, 17 Oct
Qatar Airways Logo
21:05 - 18:45
BOS
-
PER
32h 40m
1 stop
Qatar Airways Logo
06:00 - 14:20
PER
-
BOS
45h 20m
2 stops
$2,023Qatar Airways
Thu, 5 Nov - Fri, 20 Nov
Air Canada Logo
19:15 - 15:45
BOS
-
PER
56h 30m
3 stops
Air Canada Logo
15:30 - 22:40
PER
-
BOS
43h 10m
3 stops
$2,049Air Canada
Mon, 17 Aug - Mon, 28 Sep
Qantas Airways Logo
07:00 - 12:25
BOS
-
PER
41h 25m
2 stops
Qantas Airways Logo
23:45 - 22:06
PER
-
BOS
34h 21m
2 stops
$2,141Qantas Airways
Thu, 6 Aug - Sun, 23 Aug
Qatar Airways Logo
17:28 - 18:35
BOS
-
PER
37h 07m
2 stops
Qatar Airways Logo
06:00 - 15:15
PER
-
BOS
45h 15m
2 stops
$2,151Qatar Airways
Thu, 1 Oct - Sat, 17 Oct
Qantas Airways Logo
19:37 - 12:25
BOS
-
PER
52h 48m
2 stops
Qantas Airways Logo
23:45 - 21:04
PER
-
BOS
33h 19m
2 stops
$2,155Qantas Airways
Thu, 6 Aug - Sun, 23 Aug
Qantas Airways Logo
13:02 - 11:15
BOS
-
PER
34h 13m
2 stops
Qantas Airways Logo
23:45 - 18:34
PER
-
BOS
30h 49m
2 stops
$2,164Qantas Airways
Mon, 17 Aug - Mon, 28 Sep
Qatar Airways Logo
22:00 - 18:35
BOS
-
PER
32h 35m
1 stop
Qatar Airways Logo
22:45 - 15:15
PER
-
BOS
28h 30m
1 stop
$2,169Qatar Airways
Mon, 17 Aug - Mon, 28 Sep
Qatar Airways Logo
22:00 - 18:35
BOS
-
PER
32h 35m
1 stop
Qatar Airways Logo
22:45 - 15:15
PER
-
BOS
28h 30m
1 stop
$2,173Qatar Airways
Mon, 17 Aug - Mon, 28 Sep
Qatar Airways Logo
22:00 - 18:35
BOS
-
PER
32h 35m
1 stop
Qatar Airways Logo
22:45 - 15:15
PER
-
BOS
28h 30m
1 stop
$2,175Qatar Airways
Mon, 17 Aug - Mon, 28 Sep

Qatar Airways flights from Boston to Perth

Our best Qatar Airways deals on Boston to Perth flight tickets
Qatar Airways
1 Oct
BOS22:00Boston Logan Intl
32h 35m
1 stop
PER18:35Perth
17 Oct
PER06:00Perth
45h 15m
2 stops
BOS15:15Boston Logan Intl
$1,957
Qatar Airways
5 Nov
BOS21:05Boston Logan Intl
32h 40m
1 stop
PER18:45Perth
20 Nov
PER06:00Perth
45h 20m
2 stops
BOS14:20Boston Logan Intl
$2,023
Qatar Airways
1 Oct
BOS17:28Boston Logan Intl
37h 07m
2 stops
PER18:35Perth
17 Oct
PER06:00Perth
45h 15m
2 stops
BOS15:15Boston Logan Intl
$2,151

American Airlines flights from Boston to Perth

Our best American Airlines deals on Boston to Perth flight tickets
American Airlines
28 June
BOS16:29Boston Logan Intl
31h 36m
2 stops
PER12:05Perth
5 July
PER23:45Perth
34h 32m
2 stops
BOS22:17Boston Logan Intl
$2,235
American Airlines
3 June
BOS18:00Boston Logan Intl
31h 35m
2 stops
PER13:35Perth
15 June
PER23:45Perth
35h 12m
2 stops
BOS22:57Boston Logan Intl
$2,243
American Airlines
3 June
BOS18:00Boston Logan Intl
31h 35m
2 stops
PER13:35Perth
18 June
PER10:35Perth
32h 00m
2 stops
BOS06:35Boston Logan Intl
$2,323

momondo 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, momondo users made 78,305 searches. Data last updated 30 May 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 1/10

22:00-18:35

1 stop32h 35m

Perth

Sat 17/10

06:00-15:15

2 stops45h 15m

$1,957

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Thu 5/11

21:05-18:45

1 stop32h 40m

Perth

Fri 20/11

06:00-14:20

2 stops45h 20m

$2,023

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Mon 17/8

19:15-15:45

3 stops56h 30m

Perth

Mon 28/9

15:30-22:40

3 stops43h 10m

$2,049

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Thu 6/8

07:00-12:25

2 stops41h 25m

Perth

Sun 23/8

23:45-22:06

2 stops34h 21m

$2,141

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Thu 1/10

17:28-18:35

2 stops37h 07m

Perth

Sat 17/10

06:00-15:15

2 stops45h 15m

$2,151

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Thu 6/8

19:37-12:25

2 stops52h 48m

Perth

Sun 23/8

23:45-21:04

2 stops33h 19m

$2,155

BostonPerth

BOS - PER

BOSPER

Boston Logan Intl

Mon 17/8

13:02-11:15

2 stops34h 13m

Perth

Mon 28/9

23:45-18:34

2 stops30h 49m

$2,164
Fastest return journey

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

$2,169

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

$2,173

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

$2,175

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Perth from

How to get the cheapest flight ticket from Boston to Perth

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Boston and Perth?

What is the cheapest month to fly to Perth?

The month of February is, on average, the cheapest month to fly to Perth from Boston, with most prices found around $2,125. If you’re not able to fly to Perth in February, then September is your next best option. Flight prices from Boston to Perth during September average around $2,151.

Can stopping save me money on Boston to Perth flights?

You could potentially save up to 7% on your flight if you consider stops on a Boston to Perth flight.

When to book flights from Boston to Perth

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Perth according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Boston to Perth (BOS to PER) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Perth

Fastest flight time

32h 35m

Direct flights

None
The fastest flight from Boston to Perth takes 32h 35m
There are no direct flights from Boston to Perth. There are no popular flight routes from Boston to Perth.
Search flight deals

Frequently asked questions about flying from Boston to Perth

  • How far is Boston Logan Intl to Perth by plane?

    The straight-line distance from Boston Logan Intl to Perth is 18693.4 km. Typically, this will take 32h 35m by plane in normal conditions.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Perth Airport?

    Prices for flights from Boston Logan Intl Airport to Perth Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Boston Logan Intl Airport to Perth Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Perth Airport.

  • What documentation or ID do you need to fly to Perth Airport?

    The travel and health documents required for your trip to Perth Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Perth Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Perth?

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

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Perth?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Boston to Perth. momondo saves you time and could save you money on your trip.

Can I find flights from Boston to Perth with flexible booking policies on momondo?

All flight searches from Boston to Perth on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Boston to Perth?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boston to Perth.

I’m not ready to book a flight from Boston to Perth right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Boston to Perth flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Perth trip

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