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Cheap flights from Pennsylvania to Adelaide from $772

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pennsylvania to Adelaide departing on 7/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
18:00 - 11:50
EWR
-
ADL
28h 20m
2 stops
Air Canada Logo
20:00 - 16:40
ADL
-
EWR
34h 10m
2 stops
$1,540Air Canada
Sun, 12 Apr - Thu, 30 Apr
Air Canada Logo
11:05 - 11:50
EWR
-
ADL
35h 15m
3 stops
Air Canada Logo
19:00 - 16:40
ADL
-
EWR
35h 10m
2 stops
$1,553Air Canada
Sun, 12 Apr - Thu, 30 Apr
Multiple Airlines Logo
16:10 - 13:55
IAD
-
ADL
32h 15m
3 stops
Multiple Airlines Logo
17:15 - 06:22
ADL
-
IAD
50h 37m
2 stops
$1,574Multiple Airlines
Tue, 16 Jun - Wed, 22 Jul
Multiple Airlines Logo
14:20 - 12:40
EWR
-
ADL
31h 50m
3 stops
Multiple Airlines Logo
20:00 - 21:46
ADL
-
EWR
39h 16m
3 stops
$1,642Multiple Airlines
Thu, 26 Mar - Tue, 7 Apr
Singapore Airlines Logo
16:10 - 13:55
IAD
-
ADL
32h 15m
2 stops
Singapore Airlines Logo
20:00 - 06:22
ADL
-
IAD
47h 52m
2 stops
$1,643Singapore Airlines
Tue, 16 Jun - Wed, 22 Jul
United Airlines Logo
21:15 - 09:20
LGA
-
ADL
69h 35m
2 stops
United Airlines Logo
14:15 - 11:18
ADL
-
LGA
35h 33m
2 stops
$1,646United Airlines
Sat, 21 Mar - Sat, 28 Mar
Singapore Airlines Logo
15:30 - 11:50
LGA
-
ADL
30h 50m
2 stops
Singapore Airlines Logo
20:00 - 22:36
ADL
-
LGA
40h 06m
2 stops
$1,655Singapore Airlines
Sun, 12 Apr - Thu, 30 Apr
Qantas Airways Logo
19:21 - 11:05
IAD
-
ADL
26h 14m
2 stops
Qantas Airways Logo
06:00 - 18:31
ADL
-
IAD
26h 01m
2 stops
$1,783Qantas Airways
Mon, 15 Jun - Tue, 21 Jul
Qantas Airways Logo
19:21 - 11:05
IAD
-
ADL
26h 14m
2 stops
Qantas Airways Logo
06:25 - 18:31
ADL
-
IAD
25h 36m
2 stops
$1,788Qantas Airways
Mon, 15 Jun - Tue, 21 Jul
United Airlines Logo
07:00 - 08:30
DCA
-
ADL
35h 00m
1 stop
United Airlines Logo
14:15 - 21:45
ADL
-
DCA
22h 00m
1 stop
$1,879United Airlines
Sat, 21 Mar - Sat, 28 Mar

United Airlines flights from Pennsylvania to Adelaide

Our best United Airlines deals on Pennsylvania to Adelaide flight tickets
United Airlines
21 Mar
LGA21:15New York LaGuardia
69h 35m
2 stops
ADL09:20Adelaide
28 Mar
ADL14:15Adelaide
35h 33m
2 stops
LGA11:18New York LaGuardia
$1,646
United Airlines
21 Mar
EWR18:10Newark
23h 50m
1 stop
ADL08:30Adelaide
28 Mar
ADL14:15Adelaide
31h 43m
1 stop
EWR07:28Newark
$1,685
United Airlines
21 Mar
EWR14:00Newark
28h 00m
1 stop
ADL08:30Adelaide
28 Mar
ADL14:15Adelaide
31h 03m
2 stops
EWR06:48Newark
$1,690

Cathay Pacific flights from Pennsylvania to Adelaide

Our best Cathay Pacific deals on Pennsylvania to Adelaide flight tickets
Cathay Pacific
19 Mar
DCA11:57Washington, D.C. Reagan-National
37h 58m
3 stops
ADL16:25Adelaide
26 Mar
ADL10:10Adelaide
45h 47m
3 stops
DCA17:27Washington, D.C. Reagan-National
$3,426
Cathay Pacific
16 Feb
JFK13:40New York John F Kennedy Intl
29h 20m
1 stop
ADL10:30Adelaide
9 Mar
ADL06:25Adelaide
37h 50m
2 stops
JFK05:45New York John F Kennedy Intl
$10,976

momondo Fare Finder

 
Customise your flight search to find flights from Pennsylvania 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 7 February 2026.
Use the filters below to find and compare flights from Pennsylvania to Adelaide that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

NewarkAdelaide

EWR - ADL

EWRADL

Newark

Sun 12/4

18:00-11:50

2 stops28h 20m

Adelaide

Thu 30/4

20:00-16:40

2 stops34h 10m

$1,540

NewarkAdelaide

EWR - ADL

EWRADL

Newark

Sun 12/4

11:05-11:50

3 stops35h 15m

Adelaide

Thu 30/4

19:00-16:40

2 stops35h 10m

$1,553

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Tue 16/6

16:10-13:55

3 stops32h 15m

Adelaide

Wed 22/7

17:15-06:22

2 stops50h 37m

$1,574

NewarkAdelaide

EWR - ADL

EWRADL

Newark

Thu 26/3

14:20-12:40

3 stops31h 50m

Adelaide

Tue 7/4

20:00-21:46

3 stops39h 16m

$1,642

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Tue 16/6

16:10-13:55

2 stops32h 15m

Adelaide

Wed 22/7

20:00-06:22

2 stops47h 52m

$1,643

New YorkAdelaide

LGA - ADL

LGAADL

New York LaGuardia

Sat 21/3

21:15-09:20

2 stops69h 35m

Adelaide

Sat 28/3

14:15-11:18

2 stops35h 33m

$1,646

New YorkAdelaide

LGA - ADL

LGAADL

New York LaGuardia

Sun 12/4

15:30-11:50

2 stops30h 50m

Adelaide

Thu 30/4

20:00-22:36

2 stops40h 06m

$1,655

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Mon 15/6

19:21-11:05

2 stops26h 14m

Adelaide

Tue 21/7

06:00-18:31

2 stops26h 01m

$1,783

Washington, D.C.Adelaide

IAD - ADL

IADADL

Washington, D.C. Dulles Intl

Mon 15/6

19:21-11:05

2 stops26h 14m

Adelaide

Tue 21/7

06:25-18:31

2 stops25h 36m

$1,788

Washington, D.C.Adelaide

DCA - ADL

DCAADL

Washington, D.C. Reagan-National

Sat 21/3

07:00-08:30

1 stop35h 00m

Adelaide

Sat 28/3

14:15-21:45

1 stop22h 00m

$1,879

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Adelaide from

How to get the cheapest flight ticket from Pennsylvania 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 Pennsylvania to Adelaide?

Qantas Airways and Air New Zealand are the most popular carriers operating from Pennsylvania to Adelaide

Cheap Pennsylvania to Adelaide flight deals and tips

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

Fastest flight time

26h 25m

Direct flights

None
The fastest flight from Pennsylvania to Adelaide takes 26h 25m
There are no direct flights from Pennsylvania to Adelaide. There are no popular flight routes from Pennsylvania to Adelaide.
Search flight deals

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

    Prices for flights from Pennsylvania to Adelaide Airport were last updated today.

  • How old do you have to be to fly from Pennsylvania 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 Pennsylvania to Adelaide Airport.

  • What documentation or ID do you need to fly to Adelaide Airport?

    The travel and health documents required for your trip to Adelaide Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Adelaide Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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 Pennsylvania to Adelaide?

Finding the right flight to Adelaide from Pennsylvania is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Adelaide quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Adelaide from Pennsylvania with this policy.

How can momondo help me find flights from Pennsylvania 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 Pennsylvania.

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

If you are not ready to book a flight from Pennsylvania to Adelaide now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Adelaide and let you know when they change.

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