How long is the flight from Pennsylvania to Australia?

The flight from Pennsylvania to Australia depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Philadelphia (a popular airport in Pennsylvania) to Sydney (the most popular airport in Australia), then the flight time is 22h 50m on average. If you fly from Pittsburgh (another popular airport in Pennsylvania) to Sydney, then the average flight time is 23h 03m.

What is the cheapest airline that flies from Pennsylvania to Australia?

Delta, Fiji Airways, and ANA are the most popular carriers operating from Pennsylvania to Australia

How many flights depart from Pennsylvania to Australia on average per week?

As of September 2025, there are 9 flights per week flying from Pennsylvania to Australia. The most common day of the week flights depart is Mon, with 22% of flights taking off on this day.

When did momondo last update prices for flights from Pennsylvania to Australia?

Prices for flights from Pennsylvania to Australia refresh daily.

How many operators does momondo search for flights from Pennsylvania to Australia?

As of September 2025, there are 3 operators available to choose from for flights from Pennsylvania to Australia.

How old do you have to be to fly from Pennsylvania to Australia?

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 Australia.

What documentation or ID do you need to fly to Australia?

The required travel and health documents for your Australia 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 Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$771 Cheap Flights from Pennsylvania to Australia in 2025/26

1 adult

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Find the cheapest flights from Pennsylvania to Australia

Round-trip

One-way

Last minute

Direct

Cheap return flights

08:40 - 07:00IAD-SYD

30h 20m2 stops

11:50 - 20:20SYD-IAD

24h 30m2 stops

$1,484Multiple Airlines

Find Deal

Wed, 5 Nov - Wed, 12 Nov

06:15 - 07:30IAD-SYD

34h 15m2 stops

13:05 - 23:22SYD-IAD

25h 17m2 stops

$1,546Multiple Airlines

Find Deal

Mon, 20 Oct - Mon, 27 Oct

16:25 - 19:45EWR-SYD

35h 20m2 stops

21:40 - 15:25SYD-EWR

33h 45m1 stop

$1,652Alaska Airlines

Find Deal

Thu, 6 Nov - Sun, 16 Nov

19:29 - 19:45EWR-SYD

33h 16m2 stops

21:40 - 15:25SYD-EWR

33h 45m2 stops

$1,653Alaska Airlines

Find Deal

Fri, 24 Oct - Sun, 2 Nov

16:29 - 19:45EWR-SYD

36h 16m2 stops

21:40 - 05:59SYD-EWR

24h 19m2 stops

$1,688Hawaiian Airlines

Find Deal

Wed, 22 Oct - Tue, 4 Nov

00:50 - 20:15JFK-SYD

27h 25m1 stop

21:45 - 10:30SYD-JFK

28h 45m1 stop

$1,726ANA

Find Deal

Tue, 24 Feb - Thu, 5 Mar

17:02 - 12:45LGA-MEL

27h 43m2 stops

14:30 - 22:00MEL-LGA

23h 30m2 stops

$1,734Fiji Airways

Find Deal

Tue, 17 Feb - Sat, 7 Mar

00:50 - 10:30JFK-SYD

41h 40m1 stop

12:25 - 22:50SYD-JFK

25h 25m1 stop

$1,738ANA

Find Deal

Sun, 22 Feb - Wed, 11 Mar

16:59 - 12:30DCA-SYD

27h 31m2 stops

14:30 - 20:59SYD-DCA

22h 29m2 stops

$1,784Fiji Airways

Find Deal

Sat, 8 Nov - Sat, 15 Nov

11:30 - 19:45JFK-SYD

40h 15m2 stops

21:40 - 07:54SYD-JFK

26h 14m2 stops

$1,791Hawaiian Airlines

Find Deal

Wed, 25 Feb - Thu, 5 Mar

Alaska Airlines flights from Pennsylvania to Australia

Our best Alaska Airlines deals on Pennsylvania to Australia flight tickets

Alaska Airlines

6 Nov

EWR16:25Newark

35h 20m

2 stops

SYD19:45Sydney Kingsford Smith

16 Nov

SYD21:40Sydney Kingsford Smith

33h 45m

1 stop

EWR15:25Newark

$1,652

Find similar

Alaska Airlines

24 Oct

EWR19:29Newark

33h 16m

2 stops

SYD19:45Sydney Kingsford Smith

2 Nov

SYD21:40Sydney Kingsford Smith

33h 45m

2 stops

EWR15:25Newark

$1,653

Find similar

Alaska Airlines

28 Oct

JFK16:51New York John F Kennedy Intl

35h 54m

2 stops

SYD19:45Sydney Kingsford Smith

14 Nov

SYD21:40Sydney Kingsford Smith

34h 49m

2 stops

JFK16:29New York John F Kennedy Intl

$1,694

Find similar

Hawaiian Airlines flights from Pennsylvania to Australia

Our best Hawaiian Airlines deals on Pennsylvania to Australia flight tickets

Hawaiian Airlines

22 Oct

EWR16:29Newark

36h 16m

2 stops

SYD19:45Sydney Kingsford Smith

4 Nov

SYD21:40Sydney Kingsford Smith

24h 19m

2 stops

EWR05:59Newark

$1,688

Find similar

Hawaiian Airlines

25 Feb

JFK11:30New York John F Kennedy Intl

40h 15m

2 stops

SYD19:45Sydney Kingsford Smith

5 Mar

SYD21:40Sydney Kingsford Smith

26h 14m

2 stops

JFK07:54New York John F Kennedy Intl

$1,791

Find similar

Hawaiian Airlines

26 Jan

JFK11:30New York John F Kennedy Intl

40h 15m

2 stops

SYD19:45Sydney Kingsford Smith

8 Feb

SYD21:40Sydney Kingsford Smith

25h 44m

2 stops

JFK07:24New York John F Kennedy Intl

$1,820

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Wed 5/11

08:40-07:00

2 stops30h 20m

Sydney Kingsford Smith

Wed 12/11

11:50-20:20

2 stops24h 30m

$1,484

Washington, D.C.Sydney

IAD - SYD

IADSYD

Washington, D.C. Dulles Intl

Mon 20/10

06:15-07:30

2 stops34h 15m

Sydney Kingsford Smith

Mon 27/10

13:05-23:22

2 stops25h 17m

$1,546

NewarkSydney

EWR - SYD

EWRSYD

Newark

Thu 6/11

16:25-19:45

2 stops35h 20m

Sydney Kingsford Smith

Sun 16/11

21:40-15:25

1 stop33h 45m

$1,652

NewarkSydney

EWR - SYD

EWRSYD

Newark

Fri 24/10

19:29-19:45

2 stops33h 16m

Sydney Kingsford Smith

Sun 2/11

21:40-15:25

2 stops33h 45m

$1,653

NewarkSydney

EWR - SYD

EWRSYD

Newark

Wed 22/10

16:29-19:45

2 stops36h 16m

Sydney Kingsford Smith

Tue 4/11

21:40-05:59

2 stops24h 19m

$1,688

New YorkSydney

JFK - SYD

JFKSYD

New York John F Kennedy Intl

Tue 24/2

00:50-20:15

1 stop27h 25m

Sydney Kingsford Smith

Thu 5/3

21:45-10:30

1 stop28h 45m

$1,726

New YorkMelbourne

LGA - MEL

LGAMEL

New York LaGuardia

Tue 17/2

17:02-12:45

2 stops27h 43m

Melbourne

Sat 7/3

14:30-22:00

2 stops23h 30m

$1,734

New YorkSydney

JFK - SYD

JFKSYD

New York John F Kennedy Intl

Sun 22/2

00:50-10:30

1 stop41h 40m

Sydney Kingsford Smith

Wed 11/3

12:25-22:50

1 stop25h 25m

$1,738

Washington, D.C.Sydney

DCA - SYD

DCASYD

Washington, D.C. Reagan-National

Sat 8/11

16:59-12:30

2 stops27h 31m

Sydney Kingsford Smith

Sat 15/11

14:30-20:59

2 stops22h 29m

$1,784

New YorkSydney

JFK - SYD

JFKSYD

New York John F Kennedy Intl

Wed 25/2

11:30-19:45

2 stops40h 15m

Sydney Kingsford Smith

Thu 5/3

21:40-07:54

2 stops26h 14m

$1,791

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Pennsylvania to Australia

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

Prices

Airlines

Other information

What is the cheapest month to fly to Australia?

In general, September is the cheapest month to fly from Pennsylvania to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,663. If you don’t want to visit Australia in September, then you should wait until February to fly from Pennsylvania, when ticket prices are also cheap, with an average price of $1,893.

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

On average, the least expensive day to fly to Australia from Pennsylvania is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $2,050. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Pennsylvania to Australia on a Wednesday will generally be more expensive and average around $3,790. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

How far in advance should I book a flight to Australia?

You are more likely to see cheaper flights to Australia from Pennsylvania when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $2,300 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Pennsylvania for as low as $1,597 on momondo.

Can stopping save me money on Pennsylvania to Australia flights?

You could potentially save up to 26% on your flight if you consider stops on a Pennsylvania to Australia flight.

Cheap Pennsylvania to Australia flight deals and tips

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

Fastest flight time	23h 00m
Direct flights	Mon, Tue, Thu, Sat and Sun
Airports in Australia	1 airport

The fastest flight from Pennsylvania to Australia takes 23h 00m

Direct flights go from Pennsylvania to Australia on Monday, Tuesday, Thursday, Saturday and Sunday. There are no airlines offering direct flights..

There is 1 airport near Australia: Sydney Kingsford Smith (SYD)

Search flight deals

When did momondo last update prices for flights from Pennsylvania to Australia?
Prices for flights from Pennsylvania to Australia refresh daily.
How many operators does momondo search for flights from Pennsylvania to Australia?
As of September 2025, there are 3 operators available to choose from for flights from Pennsylvania to Australia.
How old do you have to be to fly from Pennsylvania to Australia?
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 Australia.
What documentation or ID do you need to fly to Australia?
The required travel and health documents for your Australia 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 Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Pennsylvania to Australia

Compare and see reviews for airlines that fly from Pennsylvania to Australia with momondo

Airline	Rating	Free cancellation	Price
United Airlines	PriceFrom $1,302	Free cancellation	Rating 7.4 8,922 reviews		Search United Airlines flights
Qantas Airways	PriceFrom $2,086	Free cancellation	Rating 7.5 908 reviews		Search Qantas Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Pennsylvania to Australia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Pennsylvania to Australia. momondo saves you time and could save you money on your trip.

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

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

How can momondo help me find flights from Pennsylvania to Australia?

momondo helps you find the best flight between Pennsylvania and Australia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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