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Cheap flights from Pennsylvania to Adelaide from $1,121

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pennsylvania to Adelaide departing on 2/8. 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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Find the cheapest flights from Pennsylvania to Adelaide

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
18:23 - 11:05
PHL
-
ADL
27h 12m
2 stops
Multiple Airlines Logo
06:05 - 05:31
ADL
-
PHL
36h 56m
2 stops
$1,640Multiple Airlines
Sun, 14 Jun - Wed, 8 Jul
Air New Zealand Logo
18:23 - 11:05
PHL
-
ADL
27h 12m
2 stops
Air New Zealand Logo
06:00 - 17:17
ADL
-
PHL
24h 47m
2 stops
$1,648Air New Zealand
Sun, 14 Jun - Wed, 8 Jul
EVA Air Logo
18:23 - 11:05
PHL
-
ADL
27h 12m
2 stops
EVA Air Logo
06:05 - 01:23
ADL
-
PHL
32h 48m
2 stops
$1,708EVA Air
Sun, 14 Jun - Thu, 9 Jul
United Airlines Logo
09:25 - 11:05
PHL
-
ADL
36h 10m
2 stops
United Airlines Logo
20:00 - 07:50
ADL
-
PHL
49h 20m
2 stops
$1,734United Airlines
Sat, 13 Jun - Sun, 5 Jul
Multiple Airlines Logo
19:55 - 11:50
LGA
-
ADL
50h 25m
2 stops
Multiple Airlines Logo
20:00 - 22:36
ADL
-
LGA
40h 06m
2 stops
$1,836Multiple Airlines
Tue, 26 May - Mon, 1 Jun
Multiple Airlines Logo
13:20 - 11:05
EWR
-
ADL
32h 15m
2 stops
Multiple Airlines Logo
06:05 - 18:58
ADL
-
EWR
26h 23m
2 stops
$1,846Multiple Airlines
Tue, 26 May - Mon, 1 Jun
United Airlines Logo
16:00 - 13:45
EWR
-
ADL
32h 15m
2 stops
United Airlines Logo
06:40 - 19:04
ADL
-
EWR
25h 54m
2 stops
$1,850United Airlines
Sun, 9 Aug - Mon, 17 Aug
ANA Logo
10:25 - 13:55
PHL
-
ADL
38h 00m
2 stops
ANA Logo
20:00 - 15:41
ADL
-
PHL
57h 11m
2 stops
$1,886ANA
Sun, 14 Jun - Wed, 8 Jul
Air Canada Logo
18:05 - 18:10
EWR
-
ADL
34h 35m
2 stops
Air Canada Logo
18:55 - 16:33
ADL
-
EWR
35h 08m
2 stops
$2,004Air Canada
Sat, 4 Jul - Wed, 8 Jul
Air Canada Logo
06:00 - 11:50
PHL
-
ADL
40h 20m
3 stops
Air Canada Logo
19:00 - 15:41
ADL
-
PHL
58h 11m
3 stops
$2,008Air Canada
Sun, 14 Jun - Mon, 6 Jul

Air New Zealand flights from Pennsylvania to Adelaide

Our best Air New Zealand deals on Pennsylvania to Adelaide flight tickets
Air New Zealand
14 June
PHL18:23Philadelphia
27h 12m
2 stops
ADL11:05Adelaide
8 July
ADL06:00Adelaide
24h 47m
2 stops
PHL17:17Philadelphia
$1,648
Air New Zealand
10 Aug
EWR12:00Newark
32h 35m
2 stops
ADL10:05Adelaide
16 Aug
ADL06:05Adelaide
26h 18m
2 stops
EWR18:53Newark
$1,848
Air New Zealand
13 Aug
EWR17:55Newark
30h 10m
3 stops
ADL13:35Adelaide
17 Aug
ADL12:05Adelaide
25h 57m
2 stops
EWR00:32Newark
$2,578

United Airlines flights from Pennsylvania to Adelaide

Our best United Airlines deals on Pennsylvania to Adelaide flight tickets
United Airlines
13 June
PHL09:25Philadelphia
36h 10m
2 stops
ADL11:05Adelaide
5 July
ADL20:00Adelaide
49h 20m
2 stops
PHL07:50Philadelphia
$1,734
United Airlines
9 Aug
EWR16:00Newark
32h 15m
2 stops
ADL13:45Adelaide
17 Aug
ADL06:40Adelaide
25h 54m
2 stops
EWR19:04Newark
$1,850
United Airlines
18 May
EWR18:00Newark
27h 40m
2 stops
ADL11:10Adelaide
27 May
ADL06:05Adelaide
31h 15m
2 stops
EWR23:50Newark
$1,851

momondo Fare Finder

 
Customise your flight search to find flights from Pennsylvania to Adelaide 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 10 May 2026.
Use the filters below to find and compare flights from Pennsylvania to Adelaide that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Sun 14/6

18:23-11:05

2 stops27h 12m

Adelaide

Wed 8/7

06:05-05:31

2 stops36h 56m

$1,640
Fastest return journey

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Sun 14/6

18:23-11:05

2 stops27h 12m

Adelaide

Wed 8/7

06:00-17:17

2 stops24h 47m

$1,648

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Sun 14/6

18:23-11:05

2 stops27h 12m

Adelaide

Thu 9/7

06:05-01:23

2 stops32h 48m

$1,708

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Sat 13/6

09:25-11:05

2 stops36h 10m

Adelaide

Sun 5/7

20:00-07:50

2 stops49h 20m

$1,734

New YorkAdelaide

LGA - ADL

LGAADL

New York LaGuardia

Tue 26/5

19:55-11:50

2 stops50h 25m

Adelaide

Mon 1/6

20:00-22:36

2 stops40h 06m

$1,836

NewarkAdelaide

EWR - ADL

EWRADL

Newark

Tue 26/5

13:20-11:05

2 stops32h 15m

Adelaide

Mon 1/6

06:05-18:58

2 stops26h 23m

$1,846

NewarkAdelaide

EWR - ADL

EWRADL

Newark

Sun 9/8

16:00-13:45

2 stops32h 15m

Adelaide

Mon 17/8

06:40-19:04

2 stops25h 54m

$1,850

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Sun 14/6

10:25-13:55

2 stops38h 00m

Adelaide

Wed 8/7

20:00-15:41

2 stops57h 11m

$1,886

NewarkAdelaide

EWR - ADL

EWRADL

Newark

Sat 4/7

18:05-18:10

2 stops34h 35m

Adelaide

Wed 8/7

18:55-16:33

2 stops35h 08m

$2,004

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Sun 14/6

06:00-11:50

3 stops40h 20m

Adelaide

Mon 6/7

19:00-15:41

3 stops58h 11m

$2,008

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 Adelaide from

How to get the cheapest flight ticket from Pennsylvania to Adelaide

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 Pennsylvania to Adelaide?

United Airlines, American Airlines, and Qantas Airways are the most popular carriers operating from Pennsylvania to Adelaide

Cheap Pennsylvania to Adelaide flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Pennsylvania to Adelaide

Fastest flight time

26h 03m

Direct flights

None
The fastest flight from Pennsylvania to Adelaide takes 26h 03m
There are no direct flights from Pennsylvania to Adelaide. There are no popular flight routes from Pennsylvania to Adelaide.
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Frequently asked questions about flying from Pennsylvania to Adelaide

  • When did momondo last update prices for flights from Pennsylvania to Adelaide Airport?

    Prices for flights from Pennsylvania to Adelaide Airport were last updated today.

  • How old do you have to be to fly from Pennsylvania to Adelaide 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 stopovers. It is recommended that you verify with the airline you are booking with for travel from Pennsylvania to Adelaide Airport.

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

    The travel and health documents required for your trip to Adelaide 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 Adelaide Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Adelaide?

Book flights to Adelaide if you plan to visit one of these locations
Glenelg

Why use momondo?

Why should I use momondo to find a flight deal from Pennsylvania to Adelaide?

Finding the right flight to Adelaide from Pennsylvania is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Adelaide quick and easy, saving you time and money.

Can I find flights from Pennsylvania to Adelaide with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Adelaide from Pennsylvania with this policy.

How can momondo help me find flights from Pennsylvania to Adelaide?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Adelaide from Pennsylvania.

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

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

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