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?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify 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 required travel and health documents for your Adelaide Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Adelaide Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$1,950 Cheap Flights from Philadelphia to Adelaide in 2025/26

1 adult

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Philadelphia to Adelaide

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

18:45 - 13:45PHL-ADL

28h 30m2 stops

06:30 - 18:51ADL-PHL

25h 51m2 stops

$1,950Qantas Airways

Find Deal

Tue, 24 Mar - Fri, 10 Apr

15:35 - 10:55PHL-ADL

27h 50m2 stops

06:25 - 19:33ADL-PHL

27h 38m2 stops

$2,038Qantas Airways

Find Deal

Thu, 15 Jan - Fri, 20 Mar

10:43 - 11:50PHL-ADL

33h 37m2 stops

06:00 - 23:49ADL-PHL

32h 19m2 stops

$2,071Qantas Airways

Find Deal

Sat, 17 Jan - Fri, 20 Mar

15:00 - 10:55PHL-ADL

28h 25m2 stops

17:10 - 23:41ADL-PHL

46h 01m2 stops

$2,073Qantas Airways

Find Deal

Tue, 17 Feb - Sat, 21 Feb

17:39 - 10:55PHL-ADL

49h 46m2 stops

06:25 - 19:33ADL-PHL

27h 38m2 stops

$2,086Qantas Airways

Find Deal

Tue, 13 Jan - Fri, 20 Mar

17:39 - 22:30PHL-ADL

61h 21m2 stops

09:00 - 19:24ADL-PHL

24h 54m2 stops

$2,322Qantas Airways

Find Deal

Mon, 12 Jan - Fri, 20 Mar

14:00 - 10:55PHL-ADL

30h 25m3 stops

06:30 - 18:51ADL-PHL

25h 51m2 stops

$2,540Multiple Airlines

Find Deal

Tue, 24 Mar - Fri, 10 Apr

12:51 - 10:55PHL-ADL

32h 34m2 stops

14:25 - 07:45ADL-PHL

54h 50m2 stops

$2,554Air New Zealand

Find Deal

Fri, 1 May - Sun, 31 May

10:00 - 10:55PHL-ADL

35h 25m3 stops

11:55 - 07:45ADL-PHL

33h 20m2 stops

$2,706Multiple Airlines

Find Deal

Fri, 1 May - Sun, 31 May

07:50 - 13:55PHL-ADL

38h 35m3 stops

06:00 - 22:46ADL-PHL

32h 16m3 stops

$2,712Air Canada

Find Deal

Tue, 17 Feb - Sat, 21 Feb

Air Canada flights from Philadelphia to Adelaide

Our best Air Canada deals on Philadelphia to Adelaide flight tickets

Air Canada

17 Feb

PHL07:50Philadelphia

38h 35m

3 stops

ADL13:55Adelaide

21 Feb

ADL06:00Adelaide

32h 16m

3 stops

PHL22:46Philadelphia

$2,712

Find similar

Air Canada

17 Feb

PHL07:50Philadelphia

38h 35m

3 stops

ADL13:55Adelaide

21 Feb

ADL06:00Adelaide

32h 16m

3 stops

PHL22:46Philadelphia

$3,000

Find similar

Air Canada

15 Jan

PHL07:50Philadelphia

38h 35m

3 stops

ADL13:55Adelaide

20 Mar

ADL06:00Adelaide

31h 16m

3 stops

PHL22:46Philadelphia

$4,331

Find similar

Qatar Airways flights from Philadelphia to Adelaide

Our best Qatar Airways deals on Philadelphia to Adelaide flight tickets

Qatar Airways

17 Feb

PHL19:50Philadelphia

33h 20m

2 stops

ADL20:40Adelaide

21 Feb

ADL22:00Adelaide

50h 30m

1 stop

PHL09:00Philadelphia

$2,850

Find similar

Qatar Airways

24 Mar

PHL20:50Philadelphia

49h 20m

2 stops

ADL12:40Adelaide

10 Apr

ADL21:40Adelaide

48h 50m

1 stop

PHL09:00Philadelphia

$3,034

Find similar

Qatar Airways

16 Jan

PHL11:35Philadelphia

38h 00m

2 stops

ADL17:05Adelaide

20 Mar

ADL22:00Adelaide

49h 30m

1 stop

PHL09:00Philadelphia

$4,337

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 24/3

18:45-13:45

2 stops28h 30m

Adelaide

Fri 10/4

06:30-18:51

2 stops25h 51m

$1,950

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Thu 15/1

15:35-10:55

2 stops27h 50m

Adelaide

Fri 20/3

06:25-19:33

2 stops27h 38m

$2,038

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Sat 17/1

10:43-11:50

2 stops33h 37m

Adelaide

Fri 20/3

06:00-23:49

2 stops32h 19m

$2,071

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 17/2

15:00-10:55

2 stops28h 25m

Adelaide

Sat 21/2

17:10-23:41

2 stops46h 01m

$2,073

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 13/1

17:39-10:55

2 stops49h 46m

Adelaide

Fri 20/3

06:25-19:33

2 stops27h 38m

$2,086

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Mon 12/1

17:39-22:30

2 stops61h 21m

Adelaide

Fri 20/3

09:00-19:24

2 stops24h 54m

$2,322

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 24/3

14:00-10:55

3 stops30h 25m

Adelaide

Fri 10/4

06:30-18:51

2 stops25h 51m

$2,540

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Fri 1/5

12:51-10:55

2 stops32h 34m

Adelaide

Sun 31/5

14:25-07:45

2 stops54h 50m

$2,554

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Fri 1/5

10:00-10:55

3 stops35h 25m

Adelaide

Sun 31/5

11:55-07:45

2 stops33h 20m

$2,706

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 17/2

07:50-13:55

3 stops38h 35m

Adelaide

Sat 21/2

06:00-22:46

3 stops32h 16m

$2,712

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 resultsSorted 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 airline that flies from Philadelphia to Adelaide?

Fiji Airways, Air New Zealand, and Qatar Airways are the most popular carriers operating from Philadelphia to Adelaide

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 return 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	27h 24m
Direct flights	None

The fastest flight from Philadelphia to Adelaide takes 27h 24m

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

Search flight deals

How far is Philadelphia to Adelaide by plane?
There are 16989.8 km between Philadelphia and Adelaide. A reasonable flight in good conditions will take 27h 50m.
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?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify 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 required travel and health documents for your Adelaide Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Adelaide Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Glenelg

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Adelaide from Philadelphia.

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

All flight searches from Philadelphia to Adelaide on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Philadelphia to Adelaide flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Adelaide, momondo offers a useful price alert feature which will track prices for flights to Adelaide from Philadelphia and alert you when they change.