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Cheap flights from Adelaide to Philadelphia from $1,883

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
ADL — PHL
8 Jun — 15 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Adelaide to Philadelphia

Enter your travel dates to find the best prices.

Cheapest flights from Adelaide to Philadelphia
Explore the most affordable flight options available from Adelaide to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 May 2026.

Wed 12/806:05
ADL
-
PHL
3 stops43h 48m
United Airlines
Wed 2/918:36
PHL
-
ADL
2 stops26h 59m
United Airlines
Deal found 8/5$1,883
Mon 10/806:40
ADL
-
PHL
2 stops38h 40m
United Airlines
Mon 31/818:37
PHL
-
ADL
2 stops26h 58m
United Airlines
Deal found 6/5$1,884
Mon 10/806:40
ADL
-
PHL
2 stops38h 40m
United Airlines
Sun 6/918:36
PHL
-
ADL
2 stops27h 04m
United Airlines
Deal found 8/5$1,887
Sun 9/820:00
ADL
-
PHL
3 stops47h 01m
United Airlines
Tue 1/909:25
PHL
-
ADL
2 stops36h 10m
United Airlines
Deal found 6/5$1,892
Sun 9/820:00
ADL
-
PHL
2 stops49h 20m
United Airlines
Sun 30/809:25
PHL
-
ADL
2 stops38h 50m
United Airlines
Deal found 6/5$1,894
Sun 9/820:00
ADL
-
PHL
2 stops49h 20m
United Airlines
Mon 7/906:00
PHL
-
ADL
2 stops39h 40m
United Airlines
Deal found 8/5$1,896
Sun 9/820:00
ADL
-
PHL
2 stops49h 20m
United Airlines
Tue 8/918:37
PHL
-
ADL
2 stops26h 48m
United Airlines
Deal found 8/5$1,902
Wed 12/806:00
ADL
-
PHL
2 stops25h 00m
Multiple Airlines
Tue 8/918:37
PHL
-
ADL
2 stops26h 48m
Multiple Airlines
Deal found 9/5$1,903
Wed 12/806:05
ADL
-
PHL
3 stops43h 48m
United Airlines
Tue 8/918:37
PHL
-
ADL
2 stops26h 48m
United Airlines
Deal found 9/5$1,948
Fri 14/806:05
ADL
-
PHL
2 stops28h 27m
United Airlines
Sun 30/818:37
PHL
-
ADL
2 stops29h 38m
United Airlines
Deal found 6/5$1,952

Find flight deals from Adelaide to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Adelaide (ADL) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 9 May 2026.

Round-trip from

$1,883

Popular in

September

Cheapest in

July

Average price

$2,727
United Airlines
  • United Airlines
  • 12/8-2/9
  • 4 total stops
  • 66h 13m total
  • Adelaide to Philadelphia
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($106 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($105 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Adelaide to Philadelphia 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 9 May 2026.
Use the filters below to find and compare flights from Adelaide to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

AdelaidePhiladelphia

ADL - PHL

ADLPHL

Adelaide

Fri 19/6

19:10-18:35

2 stops36h 55m

Philadelphia

Fri 26/6

17:40-11:55

2 stops28h 45m

$3,345

AdelaidePhiladelphia

ADL - PHL

ADLPHL

Adelaide

Fri 19/6

19:10-18:35

2 stops36h 55m

Philadelphia

Wed 15/7

18:01-20:20

2 stops36h 49m

$3,425

AdelaidePhiladelphia

ADL - PHL

ADLPHL

Adelaide

Fri 3/7

19:35-18:41

2 stops36h 36m

Philadelphia

Mon 6/7

18:01-18:25

2 stops34h 54m

$3,569
Fastest return journey

AdelaidePhiladelphia

ADL - PHL

ADLPHL

Adelaide

Fri 19/6

06:25-18:54

2 stops25h 59m

Philadelphia

Wed 15/7

18:01-13:35

3 stops30h 04m

$3,710

AdelaidePhiladelphia

ADL - PHL

ADLPHL

Adelaide

Thu 2/7

13:15-18:41

3 stops42h 56m

Philadelphia

Mon 6/7

18:01-18:25

2 stops34h 54m

$3,966

AdelaidePhiladelphia

ADL - PHL

ADLPHL

Adelaide

Fri 3/7

10:10-20:25

3 stops47h 45m

Philadelphia

Mon 6/7

12:42-13:35

3 stops35h 23m

$4,086

AdelaidePhiladelphia

ADL - PHL

ADLPHL

Adelaide

Fri 3/7

17:50-17:17

3 stops36h 57m

Philadelphia

Mon 6/7

06:00-11:05

2 stops39h 35m

$4,299

AdelaidePhiladelphia

ADL - PHL

ADLPHL

Adelaide

Fri 19/6

18:55-18:35

3 stops37h 10m

Philadelphia

Fri 26/6

17:40-13:35

3 stops30h 25m

$4,404

Flights are sorted by cheapest return flights first.

Deals found on 4/5

Sorted by cheapest first

Best time to book a flight from Adelaide to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Adelaide 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.

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Philadelphia. Reviews last updated 9 May 2026.
Get a feel of what it's like to fly with Qantas Airways and Qatar Airways from Adelaide to Philadelphia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
1,033 reviews
Check prices

Boarding

7.7

Comfort

7.5

Crew

8.1

Entertainment

7.2

Overall

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.
Qantas Airways
7.5
Good
1,033 reviews
Qantas Airways
7.5
Good
1,033 reviews
Check prices

Boarding

7.7

Comfort

7.5

Crew

8.1

Entertainment

7.2

Overall

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.
Qatar Airways
7.4
Good
3,729 reviews
Qantas Airways
7.5
Good
1,033 reviews
Check prices

Boarding

7.7

Comfort

7.5

Crew

8.1

Entertainment

7.2

Overall

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.

Related info for your journey

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

  • How long is the flight from Adelaide to Philadelphia?

    There are many flights that can get you from Adelaide to Philadelphia in 36h 55m. Fly via Qantas Airways to get the fastest option. Adelaide and Philadelphia are separated by a distance of 16990 km.

  • What are the cheapest airlines flying from Adelaide to Philadelphia round-trip?

    According to our current data, Qantas Airways ($1,645), and Qatar Airways ($2,307) offers the cheapest pricing from Adelaide to Philadelphia. You may be able to fly from Adelaide to Philadelphia for 31% less than the average price by searching for these airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Adelaide to Philadelphia 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Adelaide to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
Adelaide to Newark flights
Adelaide to John F Kennedy Intl flights
Adelaide to LaGuardia flights

Top 2 airlines flying from Adelaide to Philadelphia

Discover the top 2 airlines that operate flights from Adelaide to Philadelphia. 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 647,157 searches. Data last updated 9 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,645Average$1,937FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Qatar AirwaysCheapest$2,307Average$2,501FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Adelaide to Philadelphia?

When you search for this flight from Adelaide to Philadelphia, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Adelaide to Philadelphia for you. Better yet — we are completely free to use.

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

Certainly. Search results for flights to Philadelphia from Adelaide shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Adelaide to Philadelphia become cheaper?

Not ready to book yet? You can track prices for flights from Adelaide to Philadelphia on Cheapflights with our Price Alert feature and get notified when better prices are available.

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