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$662+ Cheap flights from Pennsylvania to Adelaide (ADL)

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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — ADL
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Cheap flight deals from Pennsylvania to Adelaide

Keep the following information in mind while searching for Pennsylvania to Adelaide flight deals. Data was last updated November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$894
(Air Canada)

One-way from

$719
(Kiwi.com)
Provider with most accurate pricing for Philadelphia-Adelaide flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Adelaide flights.
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From Pennsylvania to Adelaide
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One-way flight from Pennsylvania to Adelaide
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Find flight deals from Pennsylvania to Adelaide

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 November 3, 2025.

This American Airlines deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/106:04 amIAD - ADL
2 stops40h 06mAmerican Airlines
Sun 11/307:50 amADL - IAD
2 stops30h 21mAmerican Airlines
Deal found 11/1$1,449
This Qantas Airways deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/15:42 pmPIT - ADL
2 stops28h 33mQantas Airways
Mon 12/86:25 amADL - PIT
2 stops25h 45mQantas Airways
Deal found 11/3$1,500
This Qantas Airways deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/135:18 pmPHL - ADL
2 stops29h 27mQantas Airways
Mon 11/178:00 pmADL - PHL
2 stops36h 48mQantas Airways
Deal found 11/2$1,531
This KAYAK deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/23:23 pmIAD - ADL
2 stops28h 02mAir New Zealand
Tue 12/96:05 amADL - IAD
2 stops25h 51mAir New Zealand
Deal found 11/2$1,548
This American Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/176:04 amIAD - ADL
2 stops40h 06mAmerican Airlines
Thu 12/117:50 amADL - IAD
2 stops30h 23mAmerican Airlines
Deal found 11/3$1,574
This CheapOair deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/24:59 pmDCA - ADL
2 stops36h 46mQantas Airways
Tue 12/97:00 pmADL - DCA
2 stops39h 02mQantas Airways
Deal found 11/2$1,583
This American Airlines deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/135:03 pmIAD - ADL
2 stops26h 22mAmerican Airlines
Sun 12/77:50 amADL - IAD
2 stops30h 23mAmerican Airlines
Deal found 11/1$1,586
This United Airlines deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2511:00 amDCA - ADL
2 stops31h 00mUnited Airlines
Wed 1/72:55 pmADL - DCA
2 stops24h 34mUnited Airlines
Deal found 11/2$1,596
This American Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/176:04 amIAD - ADL
2 stops40h 06mAmerican Airlines
Sat 12/134:10 pmADL - IAD
2 stops39h 28mAmerican Airlines
Deal found 11/3$1,636
This Qantas Airways deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/85:08 pmIAD - ADL
2 stops34h 57mQantas Airways
Sun 1/117:00 pmADL - IAD
2 stops37h 01mQantas Airways
Deal found 11/2$1,660
This American Airlines deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/304:30 pmJFK - ADL
2 stops26h 55mAmerican Airlines
Mon 1/1212:35 pmADL - JFK
2 stops26h 47mAmerican Airlines
Deal found 11/2$1,661
This United Airlines deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:35 pmIAD - ADL
1 stop29h 25mUnited Airlines
Wed 1/72:55 pmADL - IAD
2 stops31h 55mUnited Airlines
Deal found 11/2$1,670

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from Pennsylvania to Adelaide that are best for you.

Fly from

Pennsylvania

Fly to

Adelaide

Route

Depart

Return

Price

NewarkAdelaide

EWR - ADL

EWRADL

Newark

Mon 2/9

6:25 pm-10:30 pm

2 stops36h 35m

Adelaide

Thu 2/19

6:10 am-4:53 pm

2 stops26h 13m

$1,123

NewarkAdelaide

EWR - ADL

EWRADL

Newark

Tue 3/24

6:25 pm-4:20 pm

2 stops31h 25m

Adelaide

Mon 4/13

9:20 pm-5:16 pm

2 stops33h 26m

$1,123

NewarkAdelaide

EWR - ADL

EWRADL

Newark

Wed 1/14

8:40 pm-9:30 am

2 stops45h 20m

Adelaide

Wed 1/21

2:55 pm-5:37 am

2 stops30h 12m

$1,240

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 3/24

5:19 pm-10:55 am

2 stops27h 06m

Adelaide

Fri 4/10

5:05 pm-7:40 am

2 stops28h 05m

$1,338

New YorkAdelaide

JFK - ADL

JFKADL

New York John F Kennedy Intl

Wed 2/11

5:15 pm-10:05 pm

2 stops37h 20m

Adelaide

Sun 2/15

12:35 pm-2:25 pm

2 stops41h 20m

$1,343

New YorkAdelaide

JFK - ADL

JFKADL

New York John F Kennedy Intl

Mon 2/9

5:15 pm-11:50 am

2 stops27h 05m

Adelaide

Thu 2/19

8:55 pm-2:25 pm

2 stops33h 00m

$1,350

New YorkAdelaide

LGA - ADL

LGAADL

New York LaGuardia

Tue 3/24

3:30 pm-1:55 pm

3 stops31h 55m

Adelaide

Mon 4/13

7:00 pm-10:31 pm

3 stops41h 01m

$1,351

New YorkAdelaide

LGA - ADL

LGAADL

New York LaGuardia

Mon 2/9

3:30 pm-1:55 pm

3 stops30h 55m

Adelaide

Thu 2/19

6:00 am-10:33 pm

3 stops32h 03m

$1,391

New YorkAdelaide

JFK - ADL

JFKADL

New York John F Kennedy Intl

Mon 2/9

9:45 am-1:55 pm

3 stops36h 40m

Adelaide

Thu 2/19

6:00 am-4:09 pm

3 stops49h 39m

$1,391

New YorkAdelaide

LGA - ADL

LGAADL

New York LaGuardia

Wed 2/4

1:15 pm-1:00 pm

3 stops32h 15m

Adelaide

Sun 2/8

6:00 am-8:54 pm

2 stops30h 24m

$1,459

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

Showing 1-10 of 56 results
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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 round-trip 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

What is the cheapest time of day to fly from PA to ADL?

Find hourly flight availability from Pennsylvania to Adelaide. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 3, 2025.

It’s optimal to fly from Pennsylvania to Adelaide in the morning. By choosing this option you can save up to 30% on the cost of your flight, compared to a flight in the afternoon.

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?

    Adelaide (ADL) is the airport you will fly into if you book a flight from Pennsylvania to Adelaide. It is only a 4.1 mi journey from Adelaide (ADL) to Adelaide’s city center.

  • How long is the flight from Pennsylvania to Adelaide?

    For as low as $1,338, Air Canada can have you in Adelaide from Pennsylvania in 27h 06m. The distance from Pennsylvania to Adelaide is about 10557 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The most popular route from Pennsylvania to Adelaide is Washington, D.C. Dulles Intl - Adelaide. You may also consider New York John F Kennedy Intl - Adelaide or Newark - 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 vacation 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

Traveling to a place near Adelaide?

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

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Top airline flying from Pennsylvania to Adelaide

Discover the top airline that operate flights from Pennsylvania to Adelaide. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$787Average$2,691FlexibilityNo cancel feeOn-time74%

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