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Cheap flights from Adelaide to Philadelphia from $1,250

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 15/1. Fares are subject to change and may not be available on all flights or dates of travel.
ADL — PHL
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheap 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 18 September 2025.

Round-trip from

$2,238

One-way from

$1,250

Popular in

December

Cheapest in

March

Average price

$3,040
Air Canada
  • Air Canada
  • 18/2-22/2
  • 6 total stops
  • 79h 36m total
  • Adelaide to Philadelphia
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15/1
  • 15/1
  • 3 total stops
  • 45h 06m total
  • Adelaide to Philadelphia
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($640 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease ($131 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find flight deals from Adelaide to Philadelphia

Best flights from Adelaide to Philadelphia
Discover carefully curated flight deals from Adelaide to Philadelphia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2025.

Wed 18/206:00ADL - PHL
3 stops49h 19mAir Canada
Sun 22/209:20PHL - ADL
3 stops37h 05mAir Canada
Deal found 16/9$2,260
Tue 3/206:00ADL - PHL
3 stops33h 00mMultiple Airlines
Tue 17/209:20PHL - ADL
3 stops37h 05mMultiple Airlines
Deal found 16/9$2,335
Mon 2/214:55ADL - PHL
2 stops34h 12mUnited Airlines
Tue 17/215:37PHL - ADL
3 stops31h 03mUnited Airlines
Deal found 16/9$2,371
Wed 4/214:55ADL - PHL
2 stops36h 10mUnited Airlines
Tue 17/208:30PHL - ADL
2 stops38h 10mUnited Airlines
Deal found 16/9$2,371
Thu 5/208:30ADL - PHL
2 stops28h 52mUnited Airlines
Tue 17/218:20PHL - ADL
2 stops28h 20mUnited Airlines
Deal found 16/9$2,407
Sun 1/206:10ADL - PHL
2 stops31h 12mUnited Airlines
Tue 17/215:37PHL - ADL
3 stops31h 03mUnited Airlines
Deal found 16/9$2,407

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 18 September 2025.
Use the filters below to find and compare flights from Adelaide to Philadelphia that are best for you.

Fly from

Adelaide

Fly to

Philadelphia

Route

Depart

Return

Price

AdelaidePhiladelphia

ADL - PHL

ADLPHL

Adelaide

Wed 18/2

06:00-15:49

3 stops49h 19m

Philadelphia

Sun 22/2

09:20-13:55

3 stops37h 05m

$2,260

AdelaidePhiladelphia

ADL - PHL

ADLPHL

Adelaide

Tue 3/2

06:00-23:30

3 stops33h 00m

Philadelphia

Tue 17/2

09:20-13:55

3 stops37h 05m

$2,335

AdelaidePhiladelphia

ADL - PHL

ADLPHL

Adelaide

Mon 2/2

14:55-09:37

2 stops34h 12m

Philadelphia

Tue 17/2

15:37-14:10

3 stops31h 03m

$2,371

AdelaidePhiladelphia

ADL - PHL

ADLPHL

Adelaide

Wed 4/2

14:55-11:35

2 stops36h 10m

Philadelphia

Tue 17/2

08:30-14:10

2 stops38h 10m

$2,371

AdelaidePhiladelphia

ADL - PHL

ADLPHL

Adelaide

Thu 5/2

08:30-21:52

2 stops28h 52m

Philadelphia

Tue 17/2

18:20-14:10

2 stops28h 20m

$2,407

AdelaidePhiladelphia

ADL - PHL

ADLPHL

Adelaide

Sun 1/2

06:10-21:52

2 stops31h 12m

Philadelphia

Tue 17/2

15:37-14:10

3 stops31h 03m

$2,407

AdelaidePhiladelphia

ADL - PHL

ADLPHL

Adelaide

Thu 15/1

11:55-17:31

3 stops45h 06m

$1,250

AdelaidePhiladelphia

ADL - PHL

ADLPHL

Adelaide

Thu 15/1

07:50-17:44

2 stops25h 24m

$1,455

AdelaidePhiladelphia

ADL - PHL

ADLPHL

Adelaide

Thu 15/1

22:00-09:00

1 stop50h 30m

$1,886

AdelaidePhiladelphia

ADL - PHL

ADLPHL

Adelaide

Thu 1/1

08:05-05:37

3 stops37h 02m

$2,039

Flights are sorted by cheapest return flights first.

Deals found on 18/9

Showing 1-10 of 12 results
1
2

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.

Cheapflights Insights

Everything you need to know about your flight from Adelaide to Philadelphia

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

Find hourly flight availability from Adelaide to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 September 2025.

One of the essential ways to save on airfare from Adelaide to Philadelphia is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the afternoon could potentially save you up to 16% on airfare.

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 18 September 2025.
Get a feel of what it's like to fly with Virgin Australia, Qantas Airways, andQatar 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.
Virgin Australia
7.6
Good
416 reviews
Check prices

Overall

7.6

Comfort

7.5

Crew

8.2

Food

6.4

Boarding

7.7

Entertainment

6.4

Reviews

1 / 20
6.0
Good

Andrew,June 2025

MEL - CNS

We didn’t eat or drink, but feel like a sardine. No room at all.
Virgin Australia
7.6
Good
416 reviews
Virgin Australia
7.6
Good
416 reviews
Check prices

Overall

7.6

Comfort

7.5

Crew

8.2

Food

6.4

Boarding

7.7

Entertainment

6.4

Reviews

1 / 20
6.0
Good

Andrew,June 2025

MEL - CNS

We didn’t eat or drink, but feel like a sardine. No room at all.
Qantas Airways
7.5
Good
907 reviews
Virgin Australia
7.6
Good
416 reviews
Check prices

Overall

7.6

Comfort

7.5

Crew

8.2

Food

6.4

Boarding

7.7

Entertainment

6.4

Reviews

1 / 20
6.0
Good

Andrew,June 2025

MEL - CNS

We didn’t eat or drink, but feel like a sardine. No room at all.
Qatar Airways
7.4
Good
3,622 reviews
Virgin Australia
7.6
Good
416 reviews
Check prices

Overall

7.6

Comfort

7.5

Crew

8.2

Food

6.4

Boarding

7.7

Entertainment

6.4

Reviews

1 / 20
6.0
Good

Andrew,June 2025

MEL - CNS

We didn’t eat or drink, but feel like a sardine. No room at all.

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 34h 12m. Fly via Air Canada or United Airlines to get the fastest option. Adelaide and Philadelphia are separated by a distance of 16990 km. Both multi-stop and direct flights can be found to your destination and back.

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

    According to our current data, Qantas Airways ($1,932), Virgin Australia ($2,199), and Qatar Airways ($2,568) offers the cheapest pricing from Adelaide to Philadelphia. You may be able to fly from Adelaide to Philadelphia for 30% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Adelaide to Philadelphia one-way?

    One-way options have recently been found by users for as low as $1,455 on Qantas Airways. Other airlines that offer cheap prices include Qatar Airways from $1,886 and American Airlines from $2,236 one-way.

  • 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

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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 John F Kennedy Intl flights
Adelaide to LaGuardia flights
Adelaide to Newark flights

Top 3 airlines flying from Adelaide to Philadelphia

Discover the top 3 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 18 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,932Average$3,004FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Virgin AustraliaCheapest$2,199Average$2,270FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Qatar AirwaysCheapest$2,568Average$2,869FlexibilityNo 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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