How do I get Price Alerts for flights from Philadelphia to Adelaide?

Price Alerts will notify you by email when the price for flights to Adelaide from Philadelphia decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

How can I save money on flights from Philadelphia to Adelaide with momondo?

By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

When did momondo last update prices for flights from Philadelphia Airport to Adelaide Airport?

Prices for flights from Philadelphia Airport to Adelaide Airport refresh daily.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Philadelphia Airport 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.

$1,117 Cheap Flights from Philadelphia to Adelaide in 2026

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0 bags

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Find the cheapest flights from Philadelphia to Adelaide

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 pm - 7:00 pm

PHL

ADL

33h 30m

2 stops

7:45 am - 5:51 am

ADL

PHL

36h 36m

2 stops

$1,117Multiple Airlines

Tue, Mar 17 - Tue, Mar 24

5:17 pm - 10:55 am

PHL

ADL

27h 08m

2 stops

6:25 am - 8:32 pm

ADL

PHL

27h 37m

2 stops

$1,343Qantas Airways

Tue, Mar 24 - Fri, Apr 10

3:54 pm - 10:55 am

PHL

ADL

28h 31m

2 stops

6:00 am - 8:32 pm

ADL

PHL

28h 02m

2 stops

$1,344Qantas Airways

Tue, Mar 24 - Fri, Apr 10

6:20 pm - 8:30 am

PHL

ADL

23h 40m

1 stop

2:15 pm - 7:15 am

ADL

PHL

31h 30m

1 stop

$1,381United Airlines

Sat, Mar 14 - Sat, Mar 21

6:20 pm - 2:10 pm

PHL

ADL

29h 20m

2 stops

9:30 am - 11:32 pm

ADL

PHL

52h 32m

3 stops

$1,556United Airlines

Tue, Mar 17 - Tue, Mar 24

6:20 pm - 10:55 am

PHL

ADL

50h 05m

2 stops

2:15 pm - 7:15 am

ADL

PHL

31h 30m

1 stop

$1,614United Airlines

Sat, Mar 14 - Sat, Mar 21

5:10 pm - 8:30 am

PHL

ADL

48h 50m

2 stops

6:10 am - 9:31 pm

ADL

PHL

29h 51m

2 stops

$1,654United Airlines

Fri, Mar 13 - Fri, Mar 20

5:17 pm - 11:50 am

PHL

ADL

28h 03m

2 stops

6:00 am - 8:55 pm

ADL

PHL

28h 25m

3 stops

$1,833Multiple Airlines

Tue, Mar 24 - Fri, Apr 10

4:33 pm - 1:40 pm

PHL

ADL

30h 37m

3 stops

10:10 am - 8:32 pm

ADL

PHL

23h 52m

2 stops

$1,976Multiple Airlines

Tue, Mar 24 - Fri, Apr 10

8:46 am - 3:45 pm

PHL

ADL

40h 29m

3 stops

7:00 am - 7:15 am

ADL

PHL

38h 45m

3 stops

$2,051Air New Zealand

Tue, Mar 17 - Tue, Mar 24

United Airlines flights from Philadelphia to Adelaide

Our best United Airlines deals on Philadelphia to Adelaide flight tickets

United Airlines

Mar 14

PHL6:20 pmPhiladelphia

23h 40m

1 stop

ADL8:30 amAdelaide

Mar 21

ADL2:15 pmAdelaide

31h 30m

1 stop

PHL7:15 amPhiladelphia

$1,381

United Airlines

Mar 17

PHL6:20 pmPhiladelphia

29h 20m

2 stops

ADL2:10 pmAdelaide

Mar 24

ADL9:30 amAdelaide

52h 32m

3 stops

PHL11:32 pmPhiladelphia

$1,556

United Airlines

Feb 6

PHL12:40 pmPhiladelphia

33h 45m

2 stops

ADL1:55 pmAdelaide

Feb 10

ADL9:30 amAdelaide

46h 36m

2 stops

PHL4:36 pmPhiladelphia

$1,613

Qantas Airways flights from Philadelphia to Adelaide

Our best Qantas Airways deals on Philadelphia to Adelaide flight tickets

Qantas Airways

Mar 24

PHL5:17 pmPhiladelphia

27h 08m

2 stops

ADL10:55 amAdelaide

Apr 10

ADL6:25 amAdelaide

27h 37m

2 stops

PHL8:32 pmPhiladelphia

$1,343

Qantas Airways

Mar 24

PHL3:54 pmPhiladelphia

28h 31m

2 stops

ADL10:55 amAdelaide

Apr 10

ADL6:00 amAdelaide

28h 02m

2 stops

PHL8:32 pmPhiladelphia

$1,344

Qantas Airways

Feb 6

PHL2:30 pmPhiladelphia

36h 50m

2 stops

ADL6:50 pmAdelaide

Feb 10

ADL7:00 pmAdelaide

39h 36m

2 stops

PHL7:06 pmPhiladelphia

$1,596

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 3/17

7:00 pm-7:00 pm

2 stops33h 30m

Adelaide

Tue 3/24

7:45 am-5:51 am

2 stops36h 36m

$1,117

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 3/24

5:17 pm-10:55 am

2 stops27h 08m

Adelaide

Fri 4/10

6:25 am-8:32 pm

2 stops27h 37m

$1,343

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 3/24

3:54 pm-10:55 am

2 stops28h 31m

Adelaide

Fri 4/10

6:00 am-8:32 pm

2 stops28h 02m

$1,344

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Sat 3/14

6:20 pm-8:30 am

1 stop23h 40m

Adelaide

Sat 3/21

2:15 pm-7:15 am

1 stop31h 30m

$1,381

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 3/17

6:20 pm-2:10 pm

2 stops29h 20m

Adelaide

Tue 3/24

9:30 am-11:32 pm

3 stops52h 32m

$1,556

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Sat 3/14

6:20 pm-10:55 am

2 stops50h 05m

Adelaide

Sat 3/21

2:15 pm-7:15 am

1 stop31h 30m

$1,614

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Fri 3/13

5:10 pm-8:30 am

2 stops48h 50m

Adelaide

Fri 3/20

6:10 am-9:31 pm

2 stops29h 51m

$1,654

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 3/24

5:17 pm-11:50 am

2 stops28h 03m

Adelaide

Fri 4/10

6:00 am-8:55 pm

3 stops28h 25m

$1,833

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 3/24

4:33 pm-1:40 pm

3 stops30h 37m

Adelaide

Fri 4/10

10:10 am-8:32 pm

2 stops23h 52m

$1,976

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 3/17

8:46 am-3:45 pm

3 stops40h 29m

Adelaide

Tue 3/24

7:00 am-7:15 am

3 stops38h 45m

$2,051

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Philadelphia to Adelaide

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to Adelaide according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Philadelphia to Adelaide (PHL to ADL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Adelaide

Fastest flight time	33h 30m
Direct flights	None

The fastest flight from Philadelphia to Adelaide takes 33h 30m

There are no direct flights from Philadelphia to Adelaide. There are no popular flight routes from Philadelphia to Adelaide.

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How far is Philadelphia to Adelaide by plane?
Philadelphia and Adelaide are 10557.0 mi apart from one another. A reasonable flight in good conditions will take 33h 30m.
When did momondo last update prices for flights from Philadelphia Airport to Adelaide Airport?
Prices for flights from Philadelphia Airport to Adelaide Airport refresh daily.
How old do you have to be to fly from Philadelphia Airport to Adelaide Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Philadelphia Airport 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.

How do I get Price Alerts for flights from Philadelphia to Adelaide?
Price Alerts will notify you by email when the price for flights to Adelaide from Philadelphia decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.
How can I save money on flights from Philadelphia to Adelaide with momondo?
By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Glenelg

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Adelaide?

It is quick and easy to find Philadelphia to Adelaide flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Adelaide that suits you.

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

Yes. momondo allows you to filter the results for Philadelphia to Adelaide flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Adelaide from Philadelphia.

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

Yes momondo offers price alerts on flights to Adelaide from Philadelphia. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.