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

You can take advantage of momondo’s Price Alerts by first searching for your flights to Philadelphia from Adelaide . Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

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

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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.

$2,059 Cheap Flights from Philadelphia to Adelaide in 2025/26

1 adult

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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

$2,059Multiple Airlines

Find Deal

Tue, 24 Mar - Fri, 10 Apr

17:19 - 11:50PHL-ADL

28h 01m2 stops

06:30 - 18:51ADL-PHL

25h 51m2 stops

$2,061Qantas Airways

Find Deal

Tue, 24 Mar - Fri, 10 Apr

18:16 - 14:10PHL-ADL

29h 24m2 stops

06:05 - 00:32ADL-PHL

31h 57m3 stops

$2,665United Airlines

Find Deal

Tue, 24 Mar - Fri, 10 Apr

20:50 - 12:40PHL-ADL

49h 20m2 stops

21:40 - 09:00ADL-PHL

48h 50m1 stop

$2,828Qatar Airways

Find Deal

Tue, 24 Mar - Fri, 10 Apr

08:28 - 10:55PHL-ADL

35h 57m2 stops

11:55 - 14:22ADL-PHL

39h 57m3 stops

$3,020Multiple Airlines

Find Deal

Tue, 24 Mar - Fri, 10 Apr

07:50 - 12:35PHL-ADL

38h 15m3 stops

20:00 - 15:44ADL-PHL

57h 14m3 stops

$3,778Multiple Airlines

Find Deal

Tue, 24 Mar - Fri, 10 Apr

Qantas Airways flights from Philadelphia to Adelaide

Our best Qantas Airways deals on Philadelphia to Adelaide flight tickets

Qantas Airways

24 Mar

PHL17:19Philadelphia

28h 01m

2 stops

ADL11:50Adelaide

10 Apr

ADL06:30Adelaide

25h 51m

2 stops

PHL18:51Philadelphia

$2,061

Find similar

Qantas Airways

13 Nov

PHL15:40Philadelphia

31h 05m

2 stops

ADL14:15Adelaide

17 Nov

ADL20:00Adelaide

36h 48m

2 stops

PHL17:18Philadelphia

$2,358

Find similar

United Airlines flights from Philadelphia to Adelaide

Our best United Airlines deals on Philadelphia to Adelaide flight tickets

United Airlines

24 Mar

PHL18:16Philadelphia

29h 24m

2 stops

ADL14:10Adelaide

10 Apr

ADL06:05Adelaide

31h 57m

3 stops

PHL00:32Philadelphia

$2,665

Find similar

United Airlines

13 Nov

PHL09:45Philadelphia

33h 40m

3 stops

ADL10:55Adelaide

17 Nov

ADL06:00Adelaide

32h 16m

2 stops

PHL22:46Philadelphia

$2,820

Find similar

United Airlines

13 Nov

PHL09:45Philadelphia

36h 40m

3 stops

ADL13:55Adelaide

17 Nov

ADL06:00Adelaide

26h 40m

2 stops

PHL17:10Philadelphia

$2,822

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

$2,059

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 24/3

17:19-11:50

2 stops28h 01m

Adelaide

Fri 10/4

06:30-18:51

2 stops25h 51m

$2,061

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 24/3

18:16-14:10

2 stops29h 24m

Adelaide

Fri 10/4

06:05-00:32

3 stops31h 57m

$2,665

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 24/3

20:50-12:40

2 stops49h 20m

Adelaide

Fri 10/4

21:40-09:00

1 stop48h 50m

$2,828

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 24/3

08:28-10:55

2 stops35h 57m

Adelaide

Fri 10/4

11:55-14:22

3 stops39h 57m

$3,020

PhiladelphiaAdelaide

PHL - ADL

PHLADL

Philadelphia

Tue 24/3

07:50-12:35

3 stops38h 15m

Adelaide

Fri 10/4

20:00-15:44

3 stops57h 14m

$3,778

Flights are sorted by cheapest return 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 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

Direct flights	None

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 28h 01m.
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.

How do I get Price Alerts for flights from Philadelphia to Adelaide?
You can take advantage of momondo’s Price Alerts by first searching for your flights to Philadelphia from Adelaide. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.
How can I save money on flights from Philadelphia to Adelaide with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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.