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.

$1,338 Cheap Flights from Philadelphia to Adelaide in 2025/26

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Find the cheapest flights from Philadelphia to Adelaide

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One-way

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Cheap round-trip flights

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5:19 pm - 11:50 amPHL-ADL

28h 01m2 stops

6:30 am - 6:51 pmADL-PHL

25h 51m2 stops

$1,338Qantas Airways

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Tue, Mar 24 - Fri, Apr 10

6:16 pm - 2:10 pmPHL-ADL

29h 24m2 stops

8:00 pm - 12:32 amADL-PHL

42h 02m3 stops

$1,662United Airlines

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Tue, Mar 24 - Fri, Apr 10

8:50 pm - 12:40 pmPHL-ADL

49h 20m2 stops

9:40 pm - 9:00 amADL-PHL

48h 50m1 stop

$1,836Qatar Airways

Find Deal

Tue, Mar 24 - Fri, Apr 10

5:24 pm - 12:15 pmPHL-ADL

27h 21m2 stops

1:15 pm - 11:26 pmADL-PHL

25h 41m2 stops

$2,270Fiji Airways

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Tue, Dec 16 - Thu, Jan 8

7:50 am - 12:35 pmPHL-ADL

38h 15m3 stops

8:00 pm - 10:53 pmADL-PHL

40h 23m3 stops

$2,431Multiple Airlines

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Tue, Mar 24 - Fri, Apr 10

7:50 am - 12:35 pmPHL-ADL

38h 15m3 stops

8:00 pm - 3:44 pmADL-PHL

57h 14m3 stops

$2,453Multiple Airlines

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Tue, Mar 24 - Fri, Apr 10

5:24 pm - 12:15 pmPHL-ADL

27h 21m2 stops

1:15 pm - 11:51 pmADL-PHL

26h 06m2 stops

$2,520Fiji Airways

Find Deal

Tue, Dec 16 - Mon, Jan 5

6:15 am - 10:55 amPHL-ADL

37h 10m2 stops

11:55 am - 7:04 amADL-PHL

34h 39m2 stops

$3,893Air New Zealand

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Tue, Dec 16 - Sun, Jan 4

6:15 am - 10:55 amPHL-ADL

37h 10m2 stops

11:55 am - 7:04 amADL-PHL

34h 39m2 stops

$4,012Air New Zealand

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Wed, Dec 17 - Sun, Jan 4

7:40 pm - 10:25 pmPHL-ADL

59h 15m2 stops

10:00 pm - 9:00 amADL-PHL

50h 30m1 stop

$4,228Qatar Airways

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Thu, Dec 18 - Mon, Jan 5

Qantas Airways flights from Philadelphia to Adelaide

Our best Qantas Airways deals on Philadelphia to Adelaide flight tickets

Qantas Airways

Mar 24

PHL5:19 pmPhiladelphia

28h 01m

2 stops

ADL11:50 amAdelaide

Apr 10

ADL6:30 amAdelaide

25h 51m

2 stops

PHL6:51 pmPhiladelphia

$1,338

Find similar

Qantas Airways

Nov 13

PHL3:40 pmPhiladelphia

31h 05m

2 stops

ADL2:15 pmAdelaide

Nov 17

ADL8:00 pmAdelaide

36h 48m

2 stops

PHL5:18 pmPhiladelphia

$1,531

Find similar

Qantas Airways

Nov 6

PHL3:55 pmPhiladelphia

26h 25m

2 stops

ADL9:50 amAdelaide

Nov 8

ADL4:10 pmAdelaide

37h 58m

2 stops

PHL2:38 pmPhiladelphia

$1,735

Find similar

Qatar Airways flights from Philadelphia to Adelaide

Our best Qatar Airways deals on Philadelphia to Adelaide flight tickets

Qatar Airways

Mar 24

PHL8:50 pmPhiladelphia

49h 20m

2 stops

ADL12:40 pmAdelaide

Apr 10

ADL9:40 pmAdelaide

48h 50m

1 stop

PHL9:00 amPhiladelphia

$1,836

Find similar

Qatar Airways

Nov 6

PHL7:40 pmPhiladelphia

29h 55m

1 stop

ADL5:05 pmAdelaide

Nov 8

ADL7:50 pmAdelaide

52h 45m

2 stops

PHL9:05 amPhiladelphia

$2,279

Find similar

Qatar Airways

Nov 6

PHL7:40 pmPhiladelphia

29h 55m

1 stop

ADL5:05 pmAdelaide

Nov 8

ADL10:00 pmAdelaide

50h 35m

1 stop

PHL9:05 amPhiladelphia

$2,982

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 3/24

5:19 pm-11:50 am

2 stops28h 01m

Adelaide

Fri 4/10

6:30 am-6:51 pm

2 stops25h 51m

$1,338

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 3/24

6:16 pm-2:10 pm

2 stops29h 24m

Adelaide

Fri 4/10

8:00 pm-12:32 am

3 stops42h 02m

$1,662

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 3/24

8:50 pm-12:40 pm

2 stops49h 20m

Adelaide

Fri 4/10

9:40 pm-9:00 am

1 stop48h 50m

$1,836

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 12/16

5:24 pm-12:15 pm

2 stops27h 21m

Adelaide

Thu 1/8

1:15 pm-11:26 pm

2 stops25h 41m

$2,270

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 3/24

7:50 am-12:35 pm

3 stops38h 15m

Adelaide

Fri 4/10

8:00 pm-10:53 pm

3 stops40h 23m

$2,431

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 3/24

7:50 am-12:35 pm

3 stops38h 15m

Adelaide

Fri 4/10

8:00 pm-3:44 pm

3 stops57h 14m

$2,453

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 12/16

5:24 pm-12:15 pm

2 stops27h 21m

Adelaide

Mon 1/5

1:15 pm-11:51 pm

2 stops26h 06m

$2,520

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 12/16

6:15 am-10:55 am

2 stops37h 10m

Adelaide

Sun 1/4

11:55 am-7:04 am

2 stops34h 39m

$3,893

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Wed 12/17

6:15 am-10:55 am

2 stops37h 10m

Adelaide

Sun 1/4

11:55 am-7:04 am

2 stops34h 39m

$4,012

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Thu 12/18

7:40 pm-10:25 pm

2 stops59h 15m

Adelaide

Mon 1/5

10:00 pm-9:00 am

1 stop50h 30m

$4,228

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Philadelphia to Adelaide

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Adelaide?

The cheapest day to depart on your flight to Adelaide is on a Monday when prices can be found for as low as $1,492. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Adelaide is Saturday, with ticket prices averaging around $2,548.

What is the cheapest time of day to depart on your flight to Adelaide?

According to our data, the cheapest time of day to fly to Adelaide is in the evening. momondo users have found flights departing from Philadelphia to Adelaide in the evening for as low as $2,151. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Adelaide are more costly in the afternoon, with an average ticket price of $2,508. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

Direct flights	None

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 26h 55m.
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.

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.