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Cheap flights from Philadelphia to Adelaide from $1,162

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Adelaide departing on 6/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Philadelphia to Adelaide

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:25 - 11:50
PHL
-
ADL
35h 55m
2 stops
Multiple Airlines Logo
19:00 - 10:04
ADL
-
PHL
52h 34m
2 stops
$1,856Multiple Airlines
Sun, 14 Jun - Mon, 6 Jul
Multiple Airlines Logo
10:25 - 13:55
PHL
-
ADL
38h 00m
3 stops
Multiple Airlines Logo
19:35 - 22:46
ADL
-
PHL
40h 41m
3 stops
$1,893Multiple Airlines
Sun, 14 Jun - Wed, 8 Jul
Multiple Airlines Logo
06:00 - 11:50
PHL
-
ADL
40h 20m
3 stops
Multiple Airlines Logo
19:35 - 22:46
ADL
-
PHL
40h 41m
3 stops
$1,895Multiple Airlines
Sun, 14 Jun - Wed, 8 Jul
Air Canada Logo
10:25 - 11:50
PHL
-
ADL
35h 55m
3 stops
Air Canada Logo
16:30 - 10:04
ADL
-
PHL
55h 04m
3 stops
$1,897Air Canada
Sun, 14 Jun - Wed, 8 Jul
Multiple Airlines Logo
10:25 - 11:50
PHL
-
ADL
35h 55m
2 stops
Multiple Airlines Logo
19:35 - 22:46
ADL
-
PHL
40h 41m
2 stops
$1,904Multiple Airlines
Sun, 14 Jun - Wed, 8 Jul
Multiple Airlines Logo
06:00 - 11:50
PHL
-
ADL
40h 20m
2 stops
Multiple Airlines Logo
19:00 - 22:46
ADL
-
PHL
41h 16m
2 stops
$1,907Multiple Airlines
Sat, 13 Jun - Mon, 6 Jul
Multiple Airlines Logo
06:00 - 13:55
PHL
-
ADL
42h 25m
2 stops
Multiple Airlines Logo
20:00 - 10:04
ADL
-
PHL
51h 34m
2 stops
$1,960Multiple Airlines
Sat, 13 Jun - Fri, 10 Jul
United Airlines Logo
18:23 - 11:05
PHL
-
ADL
27h 12m
2 stops
United Airlines Logo
06:40 - 01:23
ADL
-
PHL
32h 13m
2 stops
$2,083United Airlines
Sun, 14 Jun - Mon, 6 Jul
United Airlines Logo
18:23 - 11:05
PHL
-
ADL
27h 12m
2 stops
United Airlines Logo
06:05 - 05:31
ADL
-
PHL
36h 56m
3 stops
$2,085United Airlines
Mon, 15 Jun - Tue, 7 Jul
Multiple Airlines Logo
18:23 - 11:05
PHL
-
ADL
27h 12m
2 stops
Multiple Airlines Logo
06:05 - 05:31
ADL
-
PHL
36h 56m
2 stops
$2,086Multiple Airlines
Mon, 15 Jun - Wed, 8 Jul

United Airlines flights from Philadelphia to Adelaide

Our best United Airlines deals on Philadelphia to Adelaide flight tickets
United Airlines
14 June
PHL18:23Philadelphia
27h 12m
2 stops
ADL11:05Adelaide
6 July
ADL06:40Adelaide
32h 13m
2 stops
PHL01:23Philadelphia
$2,083
United Airlines
15 June
PHL18:23Philadelphia
27h 12m
2 stops
ADL11:05Adelaide
7 July
ADL06:05Adelaide
36h 56m
3 stops
PHL05:31Philadelphia
$2,085
United Airlines
14 June
PHL18:23Philadelphia
27h 12m
2 stops
ADL11:05Adelaide
8 July
ADL06:00Adelaide
24h 47m
2 stops
PHL17:17Philadelphia
$2,093

Air Canada flights from Philadelphia to Adelaide

Our best Air Canada deals on Philadelphia to Adelaide flight tickets
Air Canada
14 June
PHL10:25Philadelphia
35h 55m
3 stops
ADL11:50Adelaide
8 July
ADL16:30Adelaide
55h 04m
3 stops
PHL10:04Philadelphia
$1,897
Air Canada
16 June
PHL10:25Philadelphia
38h 00m
3 stops
ADL13:55Adelaide
8 July
ADL16:30Adelaide
55h 04m
3 stops
PHL10:04Philadelphia
$2,107

momondo Fare Finder

 
Customise your flight search to find flights from Philadelphia to Adelaide 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, momondo users made 78,305 searches. Data last updated 16 May 2026.
Use the filters below to find and compare flights from Philadelphia to Adelaide that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Sun 14/6

10:25-11:50

2 stops35h 55m

Adelaide

Mon 6/7

19:00-10:04

2 stops52h 34m

$1,856

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Sun 14/6

10:25-13:55

3 stops38h 00m

Adelaide

Wed 8/7

19:35-22:46

3 stops40h 41m

$1,893

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Sun 14/6

06:00-11:50

3 stops40h 20m

Adelaide

Wed 8/7

19:35-22:46

3 stops40h 41m

$1,895

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Sun 14/6

10:25-11:50

3 stops35h 55m

Adelaide

Wed 8/7

16:30-10:04

3 stops55h 04m

$1,897

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Sun 14/6

10:25-11:50

2 stops35h 55m

Adelaide

Wed 8/7

19:35-22:46

2 stops40h 41m

$1,904

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Sat 13/6

06:00-11:50

2 stops40h 20m

Adelaide

Mon 6/7

19:00-22:46

2 stops41h 16m

$1,907

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Sat 13/6

06:00-13:55

2 stops42h 25m

Adelaide

Fri 10/7

20:00-10:04

2 stops51h 34m

$1,960
Fastest return journey

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Sun 14/6

18:23-11:05

2 stops27h 12m

Adelaide

Mon 6/7

06:40-01:23

2 stops32h 13m

$2,083

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Mon 15/6

18:23-11:05

2 stops27h 12m

Adelaide

Tue 7/7

06:05-05:31

3 stops36h 56m

$2,085

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Mon 15/6

18:23-11:05

2 stops27h 12m

Adelaide

Wed 8/7

06:05-05:31

2 stops36h 56m

$2,086

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Adelaide from

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?

Qatar Airways is the most popular carrier 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

33h 20m

Direct flights

None
The fastest flight from Philadelphia to Adelaide takes 33h 20m
There are no direct flights from Philadelphia to Adelaide. There are no popular flight routes from Philadelphia to Adelaide.
Search flight deals

Frequently asked questions about flying from Philadelphia to Adelaide

  • 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 33h 20m.

  • 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.

Travelling to a place near Adelaide?

Book flights to Adelaide if you plan to visit one of these locations
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.

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