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Cheap flights from Philadelphia to Perth from $1,164

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Perth departing on 4/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Philadelphia to Perth

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
18:33 - 11:55
PHL
-
PER
29h 22m
2 stops
Multiple Airlines Logo
22:45 - 21:40
PER
-
PHL
34h 55m
2 stops
$2,282Multiple Airlines
Mon, 20 Apr - Tue, 5 May
Air New Zealand Logo
19:59 - 16:00
PHL
-
PER
56h 01m
2 stops
Air New Zealand Logo
19:50 - 22:34
PER
-
PHL
38h 44m
2 stops
$2,328Air New Zealand
Fri, 24 Apr - Fri, 1 May
Qantas Airways Logo
16:22 - 17:00
PHL
-
PER
36h 38m
2 stops
Qantas Airways Logo
09:05 - 07:00
PER
-
PHL
33h 55m
2 stops
$2,333Qantas Airways
Tue, 9 Jun - Tue, 30 Jun
Qantas Airways Logo
14:18 - 12:05
PHL
-
PER
33h 47m
2 stops
Qantas Airways Logo
10:35 - 05:51
PER
-
PHL
31h 16m
2 stops
$2,512Qantas Airways
Thu, 26 Mar - Mon, 6 Apr
Qantas Airways Logo
14:18 - 21:00
PHL
-
PER
42h 42m
2 stops
Qantas Airways Logo
15:40 - 05:52
PER
-
PHL
50h 12m
2 stops
$2,554Qantas Airways
Thu, 26 Mar - Mon, 6 Apr
Qatar Airways Logo
15:45 - 18:35
PHL
-
PER
38h 50m
2 stops
Qatar Airways Logo
22:45 - 09:05
PER
-
PHL
46h 20m
1 stop
$2,656Qatar Airways
Fri, 24 Apr - Fri, 1 May
Multiple Airlines Logo
20:20 - 18:35
PHL
-
PER
34h 15m
1 stop
Multiple Airlines Logo
22:45 - 19:49
PER
-
PHL
33h 04m
2 stops
$2,730Multiple Airlines
Tue, 9 Jun - Tue, 30 Jun
Multiple Airlines Logo
20:20 - 18:35
PHL
-
PER
34h 15m
1 stop
Multiple Airlines Logo
15:40 - 09:00
PER
-
PHL
29h 20m
1 stop
$2,842Multiple Airlines
Tue, 9 Jun - Tue, 30 Jun
Multiple Airlines Logo
09:15 - 15:45
PHL
-
PER
42h 30m
3 stops
Multiple Airlines Logo
15:30 - 22:43
PER
-
PHL
43h 13m
3 stops
$3,112Multiple Airlines
Mon, 20 Apr - Tue, 5 May
Multiple Airlines Logo
09:25 - 16:00
PHL
-
PER
42h 35m
2 stops
Multiple Airlines Logo
19:50 - 10:30
PER
-
PHL
50h 40m
3 stops
$3,265Multiple Airlines
Tue, 9 Jun - Tue, 30 Jun

Air Canada flights from Philadelphia to Perth

Our best Air Canada deals on Philadelphia to Perth flight tickets
Air Canada
24 Apr
PHL09:15Philadelphia
42h 30m
3 stops
PER15:45Perth
1 May
PER23:55Perth
45h 53m
3 stops
PHL09:48Philadelphia
$3,613
Air Canada
9 June
PHL10:25Philadelphia
41h 20m
3 stops
PER15:45Perth
30 June
PER23:55Perth
46h 09m
3 stops
PHL10:04Philadelphia
$3,851
Air Canada
26 Mar
PHL07:25Philadelphia
43h 05m
3 stops
PER14:30Perth
6 Apr
PER23:55Perth
51h 49m
3 stops
PHL15:44Philadelphia
$5,518

Qantas Airways flights from Philadelphia to Perth

Our best Qantas Airways deals on Philadelphia to Perth flight tickets
Qantas Airways
9 June
PHL16:22Philadelphia
36h 38m
2 stops
PER17:00Perth
30 June
PER09:05Perth
33h 55m
2 stops
PHL07:00Philadelphia
$2,333
Qantas Airways
26 Mar
PHL14:18Philadelphia
33h 47m
2 stops
PER12:05Perth
6 Apr
PER10:35Perth
31h 16m
2 stops
PHL05:51Philadelphia
$2,512
Qantas Airways
26 Mar
PHL14:18Philadelphia
42h 42m
2 stops
PER21:00Perth
6 Apr
PER15:40Perth
50h 12m
2 stops
PHL05:52Philadelphia
$2,554

momondo Fare Finder

 
Customise your flight search to find flights from Philadelphia 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 11 March 2026.
Use the filters below to find and compare flights from Philadelphia to Perth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Mon 20/4

18:33-11:55

2 stops29h 22m

Perth

Tue 5/5

22:45-21:40

2 stops34h 55m

$2,282

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Fri 24/4

19:59-16:00

2 stops56h 01m

Perth

Fri 1/5

19:50-22:34

2 stops38h 44m

$2,328

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Tue 9/6

16:22-17:00

2 stops36h 38m

Perth

Tue 30/6

09:05-07:00

2 stops33h 55m

$2,333

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Thu 26/3

14:18-12:05

2 stops33h 47m

Perth

Mon 6/4

10:35-05:51

2 stops31h 16m

$2,512

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Thu 26/3

14:18-21:00

2 stops42h 42m

Perth

Mon 6/4

15:40-05:52

2 stops50h 12m

$2,554

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Fri 24/4

15:45-18:35

2 stops38h 50m

Perth

Fri 1/5

22:45-09:05

1 stop46h 20m

$2,656

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Tue 9/6

20:20-18:35

1 stop34h 15m

Perth

Tue 30/6

22:45-19:49

2 stops33h 04m

$2,730
Fastest return journey

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Tue 9/6

20:20-18:35

1 stop34h 15m

Perth

Tue 30/6

15:40-09:00

1 stop29h 20m

$2,842

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Mon 20/4

09:15-15:45

3 stops42h 30m

Perth

Tue 5/5

15:30-22:43

3 stops43h 13m

$3,112

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Tue 9/6

09:25-16:00

2 stops42h 35m

Perth

Tue 30/6

19:50-10:30

3 stops50h 40m

$3,265

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 Philadelphia 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 cheapest airline that flies from Philadelphia to Perth?

Qatar Airways is the most popular carrier operating from Philadelphia to Perth

When to book flights from Philadelphia to Perth

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

Cheap Philadelphia to Perth (PHL to PER) flight deals and tips

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

Fastest flight time

33h 47m

Direct flights

None
The fastest flight from Philadelphia to Perth takes 33h 47m
There are no direct flights from Philadelphia to Perth. There are no popular flight routes from Philadelphia to Perth.
Search flight deals

  • How far is Philadelphia to Perth by plane?

    The straight-line distance from Philadelphia to Perth is 18671.8 km. In terms of flight time, this usually takes a little over 33h 47m.

  • When did momondo last update prices for flights from Philadelphia Airport to Perth Airport?

    Prices for flights from Philadelphia Airport to Perth Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Philadelphia Airport to Perth Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Philadelphia Airport to Perth Airport.

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

    The travel and health documents you'll need for your trip to Perth Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Perth Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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 Philadelphia to Perth?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Philadelphia to Perth for you.

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

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

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

momondo helps you find the best flight between Philadelphia and Perth by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Perth from Philadelphia. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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