Cheap flights from Philadelphia to Perth from $1,006

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 10/18. 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 round-trip flights

Qatar Airways Logo
5:34 pm - 6:45 pmPHL-PER
37h 11m2 stops
Qatar Airways Logo
10:45 pm - 9:05 amPER-PHL
47h 20m1 stop
$1,495Qatar Airways
Find Deal
Fri, Oct 31 - Fri, Nov 7
Qatar Airways Logo
8:35 pm - 6:45 pmPHL-PER
34h 10m1 stop
Qatar Airways Logo
10:45 pm - 9:05 amPER-PHL
47h 20m1 stop
$1,522Qatar Airways
Find Deal
Fri, Oct 31 - Fri, Nov 7
Cathay Pacific Logo
6:43 pm - 10:55 pmPHL-PER
40h 12m2 stops
Cathay Pacific Logo
12:25 am - 10:42 pmPER-PHL
35h 17m2 stops
$1,929Cathay Pacific
Find Deal
Fri, Oct 31 - Thu, Nov 6
Multiple Airlines Logo
9:45 am - 4:50 pmPHL-PER
43h 05m3 stops
Multiple Airlines Logo
6:50 pm - 5:20 amPER-PHL
47h 30m2 stops
$2,387Multiple Airlines
Find Deal
Fri, Oct 31 - Fri, Nov 7
Multiple Airlines Logo
3:30 pm - 3:25 pmPHL-PER
35h 55m3 stops
Multiple Airlines Logo
5:35 am - 4:08 pmPER-PHL
47h 33m3 stops
$2,470Multiple Airlines
Find Deal
Fri, Oct 31 - Fri, Nov 7
Air Canada Logo
9:20 am - 3:30 pmPHL-PER
42h 10m3 stops
Air Canada Logo
10:55 pm - 10:56 pmPER-PHL
36h 01m3 stops
$2,739Air Canada
Find Deal
Sun, Mar 15 - Wed, Mar 18
Air Canada Logo
9:20 am - 2:30 pmPHL-PER
41h 10m3 stops
Air Canada Logo
10:55 pm - 10:56 pmPER-PHL
36h 01m3 stops
$2,759Air Canada
Find Deal
Sun, Mar 15 - Wed, Mar 18
United Airlines Logo
3:43 pm - 2:30 pmPHL-PER
33h 47m3 stops
United Airlines Logo
3:15 pm - 11:30 pmPER-PHL
45h 15m3 stops
$2,832United Airlines
Find Deal
Fri, Jan 9 - Sat, Jan 24
United Airlines Logo
3:43 pm - 2:30 pmPHL-PER
33h 47m3 stops
United Airlines Logo
1:15 am - 9:52 pmPER-PHL
33h 37m2 stops
$3,076United Airlines
Find Deal
Fri, Jan 9 - Fri, Jan 23
Cathay Pacific Logo
10:30 am - 6:55 amPHL-PER
32h 25m2 stops
Cathay Pacific Logo
12:15 am - 7:22 pmPER-PHL
31h 07m2 stops
$3,365Cathay Pacific
Find Deal
Sun, Mar 15 - Tue, Mar 17

Qatar Airways flights from Philadelphia to Perth

Our best Qatar Airways deals on Philadelphia to Perth flight tickets
Qatar Airways
Oct 31
PHL5:34 pmPhiladelphia
37h 11m
2 stops
PER6:45 pmPerth
Nov 7
PER10:45 pmPerth
47h 20m
1 stop
PHL9:05 amPhiladelphia
Qatar Airways
Oct 31
PHL8:35 pmPhiladelphia
34h 10m
1 stop
PER6:45 pmPerth
Nov 7
PER10:45 pmPerth
47h 20m
1 stop
PHL9:05 amPhiladelphia
Qatar Airways
Mar 15
PHL8:50 pmPhiladelphia
33h 55m
1 stop
PER6:45 pmPerth
Mar 18
PER10:45 pmPerth
46h 15m
1 stop
PHL9:00 amPhiladelphia

Cathay Pacific flights from Philadelphia to Perth

Our best Cathay Pacific deals on Philadelphia to Perth flight tickets
Cathay Pacific
Oct 31
PHL6:43 pmPhiladelphia
40h 12m
2 stops
PER10:55 pmPerth
Nov 6
PER12:25 amPerth
35h 17m
2 stops
PHL10:42 pmPhiladelphia
Cathay Pacific
Mar 15
PHL10:30 amPhiladelphia
32h 25m
2 stops
PER6:55 amPerth
Mar 17
PER12:15 amPerth
31h 07m
2 stops
PHL7:22 pmPhiladelphia
Cathay Pacific
Mar 15
PHL10:30 amPhiladelphia
32h 25m
2 stops
PER6:55 amPerth
Mar 17
PER12:25 amPerth
30h 57m
2 stops
PHL7:22 pmPhiladelphia

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated September 17, 2025.
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

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Fri 10/31

5:34 pm-6:45 pm

2 stops37h 11m

Perth

Fri 11/7

10:45 pm-9:05 am

1 stop47h 20m

$1,495

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Fri 10/31

8:35 pm-6:45 pm

1 stop34h 10m

Perth

Fri 11/7

10:45 pm-9:05 am

1 stop47h 20m

$1,522

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Fri 10/31

6:43 pm-10:55 pm

2 stops40h 12m

Perth

Thu 11/6

12:25 am-10:42 pm

2 stops35h 17m

$1,929

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Fri 10/31

9:45 am-4:50 pm

3 stops43h 05m

Perth

Fri 11/7

6:50 pm-5:20 am

2 stops47h 30m

$2,387

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Fri 10/31

3:30 pm-3:25 pm

3 stops35h 55m

Perth

Fri 11/7

5:35 am-4:08 pm

3 stops47h 33m

$2,470

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Sun 3/15

9:20 am-3:30 pm

3 stops42h 10m

Perth

Wed 3/18

10:55 pm-10:56 pm

3 stops36h 01m

$2,739

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Sun 3/15

9:20 am-2:30 pm

3 stops41h 10m

Perth

Wed 3/18

10:55 pm-10:56 pm

3 stops36h 01m

$2,759

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Fri 1/9

3:43 pm-2:30 pm

3 stops33h 47m

Perth

Sat 1/24

3:15 pm-11:30 pm

3 stops45h 15m

$2,832

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Fri 1/9

3:43 pm-2:30 pm

3 stops33h 47m

Perth

Fri 1/23

1:15 am-9:52 pm

2 stops33h 37m

$3,076

PhiladelphiaPerth

PHL - PER

PHLPER

Philadelphia

Sun 3/15

10:30 am-6:55 am

2 stops32h 25m

Perth

Tue 3/17

12:15 am-7:22 pm

2 stops31h 07m

$3,365

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 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 day to depart on your flight to Perth?

The cheapest day to depart on your flight to Perth is on a Wednesday when prices can be found for as low as $1,527. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Perth is Thursday, with ticket prices averaging around $2,498.

What is the cheapest time of day to depart on your flight to Perth?

In the evening is the cheapest time of day to fly from Philadelphia to Perth when you can find flight prices for as low as $1,798. Flying to Perth in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $2,192. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Philadelphia to Perth flights?

You could potentially save up to 29% on your flight if you consider stops on a Philadelphia to Perth flight.

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 round-trip 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

Direct flights

None
There are no direct flights from Philadelphia to Perth. There are no popular flight routes from Philadelphia to Perth.
  • How far is Philadelphia to Perth by plane?

    Perth is 11602.2 mi away from Philadelphia. Flights usually cover this in 30h 58m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Philadelphia Airport to Perth Airport refresh daily.

  • How many operators does momondo search for flights from Philadelphia Airport to Perth Airport?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Perth Airport.

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

    The required travel and health documents for your Perth Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Perth Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Philadelphia to Perth?

Best airlines flying from Philadelphia to Perth

Compare and see reviews for airlines that fly from Philadelphia to Perth with momondo
Airline
Rating
Free Cancellation
Price
Qatar AirwaysPriceFrom $1,296Free CancellationRating
7.4
3,622 reviews
Search Qatar Airways flights

Traveling to a place near Perth?

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

Why use momondo?

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

It is quick and easy to find Philadelphia to Perth flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Perth that suits you.

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

Yes. momondo enables you to select and highlight flights to Perth from Philadelphia with this policy.

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

Once all potential Philadelphia to Perth flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Philadelphia to Perth now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Perth and let you know when they change.

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1 adult
Fri 10/17
Fri 10/24

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