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Cheap flights from Pennsylvania to Adelaide from $828

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 8/14. 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
0 bags

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Find the cheapest flights from Pennsylvania to Adelaide

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:23 pm - 11:05 am
PHL
-
ADL
27h 12m
2 stops
Multiple Airlines Logo
6:05 am - 5:31 am
ADL
-
PHL
36h 56m
2 stops
$1,189Multiple Airlines
Sun, Jun 14 - Wed, Jul 8
Air New Zealand Logo
6:23 pm - 11:05 am
PHL
-
ADL
27h 12m
2 stops
Air New Zealand Logo
6:00 am - 5:17 pm
ADL
-
PHL
24h 47m
2 stops
$1,195Air New Zealand
Sun, Jun 14 - Wed, Jul 8
EVA Air Logo
6:23 pm - 11:05 am
PHL
-
ADL
27h 12m
2 stops
EVA Air Logo
6:05 am - 1:23 am
ADL
-
PHL
32h 48m
2 stops
$1,238EVA Air
Sun, Jun 14 - Thu, Jul 9
United Airlines Logo
9:25 am - 11:05 am
PHL
-
ADL
36h 10m
2 stops
United Airlines Logo
8:00 pm - 7:50 am
ADL
-
PHL
49h 20m
2 stops
$1,257United Airlines
Sat, Jun 13 - Sun, Jul 5
Multiple Airlines Logo
7:55 pm - 11:50 am
LGA
-
ADL
50h 25m
2 stops
Multiple Airlines Logo
8:00 pm - 10:36 pm
ADL
-
LGA
40h 06m
2 stops
$1,331Multiple Airlines
Tue, May 26 - Mon, Jun 1
Multiple Airlines Logo
1:20 pm - 11:05 am
EWR
-
ADL
32h 15m
2 stops
Multiple Airlines Logo
6:05 am - 6:58 pm
ADL
-
EWR
26h 23m
2 stops
$1,338Multiple Airlines
Tue, May 26 - Mon, Jun 1
United Airlines Logo
8:30 am - 10:55 am
EWR
-
ADL
36h 55m
2 stops
United Airlines Logo
6:05 am - 11:50 pm
ADL
-
EWR
31h 15m
2 stops
$1,348United Airlines
Sun, Jun 7 - Sun, Jun 14
ANA Logo
10:25 am - 1:55 pm
PHL
-
ADL
38h 00m
2 stops
ANA Logo
8:00 pm - 3:41 pm
ADL
-
PHL
57h 11m
2 stops
$1,367ANA
Sun, Jun 14 - Wed, Jul 8
Air Canada Logo
6:05 pm - 6:10 pm
EWR
-
ADL
34h 35m
2 stops
Air Canada Logo
6:55 pm - 4:33 pm
ADL
-
EWR
35h 08m
2 stops
$1,453Air Canada
Sat, Jul 4 - Wed, Jul 8
Air Canada Logo
6:00 am - 11:50 am
PHL
-
ADL
40h 20m
3 stops
Air Canada Logo
7:00 pm - 3:41 pm
ADL
-
PHL
58h 11m
3 stops
$1,456Air Canada
Sun, Jun 14 - Mon, Jul 6

Air New Zealand flights from Pennsylvania to Adelaide

Our best Air New Zealand deals on Pennsylvania to Adelaide flight tickets
Air New Zealand
Jun 14
PHL6:23 pmPhiladelphia
27h 12m
2 stops
ADL11:05 amAdelaide
Jul 8
ADL6:00 amAdelaide
24h 47m
2 stops
PHL5:17 pmPhiladelphia
$1,195
Air New Zealand
Jun 1
EWR4:00 pmNewark
28h 50m
2 stops
ADL10:20 amAdelaide
Jun 8
ADL12:05 pmAdelaide
26h 02m
2 stops
EWR12:37 amNewark
$1,828
Air New Zealand
Aug 13
EWR5:55 pmNewark
30h 10m
3 stops
ADL1:35 pmAdelaide
Aug 17
ADL12:05 pmAdelaide
25h 57m
2 stops
EWR12:32 amNewark
$1,869

United Airlines flights from Pennsylvania to Adelaide

Our best United Airlines deals on Pennsylvania to Adelaide flight tickets
United Airlines
Jun 13
PHL9:25 amPhiladelphia
36h 10m
2 stops
ADL11:05 amAdelaide
Jul 5
ADL8:00 pmAdelaide
49h 20m
2 stops
PHL7:50 amPhiladelphia
$1,257
United Airlines
May 18
EWR6:00 pmNewark
27h 40m
2 stops
ADL11:10 amAdelaide
May 27
ADL6:05 amAdelaide
31h 15m
2 stops
EWR11:50 pmNewark
$1,342
United Airlines
Jun 7
EWR8:30 amNewark
36h 55m
2 stops
ADL10:55 amAdelaide
Jun 14
ADL6:05 amAdelaide
31h 15m
2 stops
EWR11:50 pmNewark
$1,348

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated May 9, 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 round-trip

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Sun 6/14

6:23 pm-11:05 am

2 stops27h 12m

Adelaide

Wed 7/8

6:05 am-5:31 am

2 stops36h 56m

$1,189
Quickest round-trip

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Sun 6/14

6:23 pm-11:05 am

2 stops27h 12m

Adelaide

Wed 7/8

6:00 am-5:17 pm

2 stops24h 47m

$1,195

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Sun 6/14

6:23 pm-11:05 am

2 stops27h 12m

Adelaide

Thu 7/9

6:05 am-1:23 am

2 stops32h 48m

$1,238

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Sat 6/13

9:25 am-11:05 am

2 stops36h 10m

Adelaide

Sun 7/5

8:00 pm-7:50 am

2 stops49h 20m

$1,257

New YorkAdelaide

LGA - ADL

LGAADL

New York LaGuardia

Tue 5/26

7:55 pm-11:50 am

2 stops50h 25m

Adelaide

Mon 6/1

8:00 pm-10:36 pm

2 stops40h 06m

$1,331

NewarkAdelaide

EWR - ADL

EWRADL

Newark

Tue 5/26

1:20 pm-11:05 am

2 stops32h 15m

Adelaide

Mon 6/1

6:05 am-6:58 pm

2 stops26h 23m

$1,338

NewarkAdelaide

EWR - ADL

EWRADL

Newark

Sun 6/7

8:30 am-10:55 am

2 stops36h 55m

Adelaide

Sun 6/14

6:05 am-11:50 pm

2 stops31h 15m

$1,348

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Sun 6/14

10:25 am-1:55 pm

2 stops38h 00m

Adelaide

Wed 7/8

8:00 pm-3:41 pm

2 stops57h 11m

$1,367

NewarkAdelaide

EWR - ADL

EWRADL

Newark

Sat 7/4

6:05 pm-6:10 pm

2 stops34h 35m

Adelaide

Wed 7/8

6:55 pm-4:33 pm

2 stops35h 08m

$1,453

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Sun 6/14

6:00 am-11:50 am

3 stops40h 20m

Adelaide

Mon 7/6

7:00 pm-3:41 pm

3 stops58h 11m

$1,456

Flights are sorted by cheapest round-trip 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.
Search flight deals

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 are refreshed on a daily basis.

  • How many operators does momondo search for flights from Pennsylvania to Adelaide Airport?

  • How old do you have to be to fly from Pennsylvania to Adelaide Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. 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 necessary travel and health documents for your Adelaide Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Pennsylvania to Adelaide

Compare and see reviews for airlines that fly from Pennsylvania to Adelaide with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $647Free CancellationRating
7.4
9,693 reviews
Search United Airlines flights
Qantas AirwaysPriceFrom $787Free CancellationRating
7.5
1,033 reviews
Search Qantas Airways flights

Traveling 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?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Adelaide from Pennsylvania.

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

Yes. All flights to Adelaide from Pennsylvania on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Adelaide from Pennsylvania. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Pennsylvania to Adelaide 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.

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