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Cheap flights from Pennsylvania to Adelaide from $1,121

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — ADL
9 Jun — 16 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pennsylvania to Adelaide

Enter your travel dates to find the best prices.

Cheapest flights from Pennsylvania to Adelaide
Explore the most affordable flight options available from Pennsylvania to Adelaide. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 May 2026.

Sun 14/618:23
PHL
-
ADL
2 stops27h 12m
Multiple Airlines
Wed 8/706:05
ADL
-
PHL
2 stops36h 56m
Multiple Airlines
Deal found 7/5$1,640
Sun 14/618:23
PHL
-
ADL
2 stops27h 12m
Air New Zealand
Wed 8/706:00
ADL
-
PHL
2 stops24h 47m
Air New Zealand
Deal found 7/5$1,648
Sun 14/618:23
PHL
-
ADL
2 stops27h 12m
EVA Air
Thu 9/706:05
ADL
-
PHL
2 stops32h 48m
EVA Air
Deal found 7/5$1,707
Sat 13/609:25
PHL
-
ADL
2 stops36h 10m
United Airlines
Sun 5/720:00
ADL
-
PHL
2 stops49h 20m
United Airlines
Deal found 7/5$1,733
Tue 26/519:55
LGA
-
ADL
2 stops50h 25m
Multiple Airlines
Mon 1/620:00
ADL
-
LGA
2 stops40h 06m
Multiple Airlines
Deal found 7/5$1,835
Tue 26/513:20
EWR
-
ADL
2 stops32h 15m
Multiple Airlines
Mon 1/606:05
ADL
-
EWR
2 stops26h 23m
Multiple Airlines
Deal found 7/5$1,845
Mon 10/812:00
EWR
-
ADL
2 stops32h 35m
Air New Zealand
Sun 16/806:05
ADL
-
EWR
2 stops26h 18m
Air New Zealand
Deal found 9/5$1,848
Sun 9/816:00
EWR
-
ADL
2 stops32h 15m
United Airlines
Mon 17/806:40
ADL
-
EWR
2 stops25h 54m
United Airlines
Deal found 9/5$1,849
Mon 18/518:00
EWR
-
ADL
2 stops27h 40m
United Airlines
Wed 27/506:05
ADL
-
EWR
2 stops31h 15m
United Airlines
Deal found 7/5$1,851
Sun 7/608:30
EWR
-
ADL
2 stops36h 55m
United Airlines
Sun 14/606:05
ADL
-
EWR
2 stops31h 15m
United Airlines
Deal found 8/5$1,859
Sun 14/610:25
PHL
-
ADL
2 stops38h 00m
ANA
Wed 8/720:00
ADL
-
PHL
2 stops57h 11m
ANA
Deal found 9/5$1,885
Sun 14/610:25
PHL
-
ADL
2 stops38h 00m
Multiple Airlines
Thu 9/719:00
ADL
-
PHL
2 stops52h 34m
Multiple Airlines
Deal found 6/5$1,896

Find flight deals from Pennsylvania to Adelaide

Keep the following information in mind while searching for Pennsylvania to Adelaide flight deals. Data was last updated 10 May 2026.

Round-trip from

$1,640

One-way from

$1,121
Asiana Airlines
  • Asiana Airlines
  • 14/6-8/7
  • 4 total stops
  • 64h 08m total
  • Pennsylvania to Adelaide
Search Deals
United Airlines
  • United Airlines
  • 2/8
  • 2 total stops
  • 27h 40m total
  • Pennsylvania to Adelaide
Search Deals

Cheapflights 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, Cheapflights users made 647,157 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

Sat 13/6

09:25-11:05

2 stops36h 10m

Adelaide

Sun 5/7

20:00-07:50

2 stops49h 20m

$1,733

NewarkAdelaide

EWR - ADL

EWRADL

Newark

Tue 11/8

16:00-11:05

2 stops29h 35m

Adelaide

Mon 17/8

06:40-23:49

2 stops30h 39m

$1,849

NewarkAdelaide

EWR - ADL

EWRADL

Newark

Sun 7/6

08:30-10:55

2 stops36h 55m

Adelaide

Sun 14/6

06:05-23:50

2 stops31h 15m

$1,859

NewarkAdelaide

EWR - ADL

EWRADL

Newark

Sun 9/8

10:40-13:45

2 stops37h 35m

Adelaide

Sat 15/8

16:30-16:48

2 stops37h 48m

$1,859

NewarkAdelaide

EWR - ADL

EWRADL

Newark

Wed 12/8

12:10-10:05

2 stops32h 25m

Adelaide

Sat 15/8

16:30-16:48

2 stops37h 48m

$1,859

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Wed 17/6

18:23-11:05

2 stops27h 12m

Adelaide

Sat 11/7

16:30-01:23

2 stops46h 23m

$2,063

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

$2,066

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 16/6

09:25-11:05

2 stops36h 10m

Adelaide

Thu 9/7

06:05-01:23

2 stops32h 48m

$2,122

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Mon 15/6

18:23-11:05

2 stops27h 12m

Adelaide

Fri 10/7

06:40-05:31

3 stops36h 21m

$2,125

PittsburghAdelaide

PIT - ADL

PITADL

Pittsburgh

Tue 29/9

17:52-09:25

2 stops26h 03m

Adelaide

Mon 12/10

06:00-21:23

2 stops29h 53m

$2,129

Flights are sorted by cheapest return flights first.

Deals found on 9/5

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Pennsylvania to Adelaide

Have a flexible travel schedule? Discover the best time to fly to Adelaide from Pennsylvania with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Pennsylvania to Adelaide
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Pennsylvania to Adelaide. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Adelaide from Pennsylvania?

    If you book a flight to Adelaide from Pennsylvania, you will be flying to Adelaide, which is the city’s only airport. Adelaide (ADL) is located 6.6 km from the centre of Adelaide.

  • How long is the flight from Pennsylvania to Adelaide?

    For as low as $2,129, United Airlines can have you in Adelaide from Pennsylvania in 26h 03m. The distance from Pennsylvania to Adelaide is about 16567 km. This flight may include one or multiple stops.

  • What are the most popular routes from Pennsylvania to Adelaide?

    The most popular flight routes from Pennsylvania to Adelaide are New York John F Kennedy Intl - Adelaide, Philadelphia - Adelaide and New York LaGuardia - Adelaide.

  • Can I find deals for flights from Pennsylvania to Adelaide that include hotel bookings?

    Yes. In addition to deals on Pennsylvania to Adelaide flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Pennsylvania to Adelaide?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pennsylvania to Adelaide.

  • Can I find deals for business class flights from Pennsylvania to Adelaide?

    Yes. Cheapflights offers flight deals from Pennsylvania to Adelaide by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Adelaide?

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

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Why should you use Cheapflights to find cheap flight tickets from Pennsylvania to Adelaide?

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Can Cheapflights find flights from Pennsylvania to Adelaide with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Pennsylvania to Adelaide flexibly with Cheapflights today.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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