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$1,308 Cheap flights to Philadelphia

1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Australia to Philadelphia

Cheap return flights

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Air Canada Logo
10:00 - 21:32BNE  Brisbane-PHL Philadelphia
49h 32m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
15:20 - 08:45PHL  Philadelphia-BNE Brisbane
50h 25m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl
$1,459Air Canada
Mon, 19 Oct - Sun, 8 Nov
Air Canada Logo
10:00 - 21:32BNE  Brisbane-PHL Philadelphia
49h 32m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
15:20 - 08:45PHL  Philadelphia-BNE Brisbane
50h 25m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl
$1,459Air Canada
Tue, 20 Oct - Tue, 10 Nov
American Airlines Logo
11:10 - 05:15SYD  Sydney Kingsford Smith-PHL Philadelphia
34h 05m2 stops Los Angeles Phoenix Sky Harbor Intl
American Airlines Logo
07:00 - 06:55PHL  Philadelphia-SYD Sydney Kingsford Smith
31h 55m1 stop Dallas/Fort Worth
$1,783American Airlines
Thu, 5 Nov - Mon, 9 Nov
American Airlines Logo
11:10 - 05:15SYD  Sydney Kingsford Smith-PHL Philadelphia
34h 05m2 stops Los Angeles Phoenix Sky Harbor Intl
American Airlines Logo
07:00 - 06:55PHL  Philadelphia-SYD Sydney Kingsford Smith
31h 55m1 stop Dallas/Fort Worth
$1,784American Airlines
Thu, 5 Nov - Mon, 9 Nov
Qantas Airways Logo
13:10 - 20:14BNE  Brisbane-PHL Philadelphia
22h 04m1 stop Los Angeles
Qantas Airways Logo
07:00 - 05:50PHL  Philadelphia-BNE Brisbane
31h 50m1 stop Los Angeles
$1,832Qantas Airways
Wed, 4 Nov - Wed, 25 Nov
Qantas Airways Logo
20:35 - 07:16BNE  Brisbane-PHL Philadelphia
24h 41m1 stop Los Angeles
Qantas Airways Logo
17:30 - 05:50PHL  Philadelphia-BNE Brisbane
22h 20m1 stop Los Angeles
$1,835Qantas Airways
Wed, 7 Oct - Tue, 27 Oct
United Airlines Logo
11:45 - 23:39MEL  Melbourne-PHL Philadelphia
26h 54m2 stops San Francisco Denver Intl
United Airlines Logo
18:21 - 10:30PHL  Philadelphia-MEL Melbourne
24h 09m1 stop San Francisco
$1,950United Airlines
Thu, 29 Oct - Thu, 5 Nov
United Airlines Logo
11:45 - 21:38MEL  Melbourne-PHL Philadelphia
24h 53m2 stops San Francisco Chicago O'Hare Intl
United Airlines Logo
15:35 - 10:30PHL  Philadelphia-MEL Melbourne
26h 55m2 stops Denver Intl San Francisco
$1,950United Airlines
Thu, 29 Oct - Thu, 5 Nov
Qatar Airways Logo
22:45 - 14:30PER  Perth-PHL Philadelphia
27h 45m1 stop Doha Hamad Intl
Qatar Airways Logo
20:45 - 18:45PHL  Philadelphia-PER Perth
33h 00m1 stop Doha Hamad Intl
$2,651Qatar Airways
Thu, 22 Oct - Fri, 6 Nov
Qatar Airways Logo
22:45 - 14:50PER  Perth-PHL Philadelphia
29h 05m1 stop Doha Hamad Intl
Qatar Airways Logo
20:45 - 18:45PHL  Philadelphia-PER Perth
33h 00m1 stop Doha Hamad Intl
$2,690Qatar Airways
Tue, 24 Nov - Sun, 29 Nov

momondo Fare Finder

 
Use the filters below to find and compare flights to Philadelphia that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

BrisbanePhiladelphia

BNE Brisbane - PHL Philadelphia

BNEPHL

Brisbane

Mon 19/10

10:00-21:32

2 stops49h 32m

Philadelphia

Sun 8/11

15:20-08:45

2 stops50h 25m

$1,459

BrisbanePhiladelphia

BNE Brisbane - PHL Philadelphia

BNEPHL

Brisbane

Tue 20/10

10:00-21:32

2 stops49h 32m

Philadelphia

Tue 10/11

15:20-08:45

2 stops50h 25m

$1,459

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Thu 5/11

11:10-05:15

2 stops34h 05m

Philadelphia

Mon 9/11

07:00-06:55

1 stop31h 55m

$1,783

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Thu 5/11

11:10-05:15

2 stops34h 05m

Philadelphia

Mon 9/11

07:00-06:55

1 stop31h 55m

$1,784

BrisbanePhiladelphia

BNE Brisbane - PHL Philadelphia

BNEPHL

Brisbane

Wed 4/11

13:10-20:14

1 stop22h 04m

Philadelphia

Wed 25/11

07:00-05:50

1 stop31h 50m

$1,832
Fastest return journey

BrisbanePhiladelphia

BNE Brisbane - PHL Philadelphia

BNEPHL

Brisbane

Wed 7/10

20:35-07:16

1 stop24h 41m

Philadelphia

Tue 27/10

17:30-05:50

1 stop22h 20m

$1,835

MelbournePhiladelphia

MEL Melbourne - PHL Philadelphia

MELPHL

Melbourne

Thu 29/10

11:45-23:39

2 stops26h 54m

Philadelphia

Thu 5/11

18:21-10:30

1 stop24h 09m

$1,950

MelbournePhiladelphia

MEL Melbourne - PHL Philadelphia

MELPHL

Melbourne

Thu 29/10

11:45-21:38

2 stops24h 53m

Philadelphia

Thu 5/11

15:35-10:30

2 stops26h 55m

$1,950

PerthPhiladelphia

PER Perth - PHL Philadelphia

PERPHL

Perth

Thu 22/10

22:45-14:30

1 stop27h 45m

Philadelphia

Fri 6/11

20:45-18:45

1 stop33h 00m

$2,651

PerthPhiladelphia

PER Perth - PHL Philadelphia

PERPHL

Perth

Tue 24/11

22:45-14:50

1 stop29h 05m

Philadelphia

Sun 29/11

20:45-18:45

1 stop33h 00m

$2,690

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Philadelphia from

Philadelphia flights insights and trends

Explore insights for your Philadelphia flight to craft the best travel plan

What is the cheapest month to fly to Philadelphia?

If you aren’t able to travel to Philadelphia during the month of July, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $1,571.

Cheapest flights to Philadelphia

Find the cheapest flights to Philadelphia from your nearest city or airport
Find flights from Sydney to Philadelphia
CHEAPEST MONTH TO FLY TO PHILADELPHIA FROM SYDNEYJuly30% cheaperFlying from Sydney to Philadelphia costs on average just $1,467 in July
MOST EXPENSIVE MONTH TO FLY TO PHILADELPHIA FROM SYDNEYSeptember64% more expensiveIt costs about $3,420 for flights to Philadelphia from Sydney in September
MOST POPULAR MONTH TO FLY TO PHILADELPHIA FROM SYDNEYJuly475% more users visitedMore momondo users searched in flights to Philadelphia from Sydney in July than any other month

Cheap Philadelphia flight deals and tips

Summary info about Philadelphia flight prices, duration and airlines

Best One-Way Price

$1,308

Best Round-Trip Price

$1,737

Fastest flight time

44h 55m
The best one-way flight price to Philadelphia from Australia in the last 5 days is $1,308 (Brisbane to Philadelphia).
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The best return flight price to Philadelphia from Australia in the last 5 days is $1,737 (Brisbane to Philadelphia).
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The fastest flight to Philadelphia from Australia takes 44h 55m (Brisbane to Philadelphia).
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Frequently asked questions about flying to Philadelphia

When is it best to fly to Philadelphia to go sightseeing?

Most momondo users would consider April, May, and September to be the best times to fly to Philadelphia to see sights like University of Pennsylvania. Typically, the weather in Philadelphia is under 70 degrees Fahrenheit (21°C) but still warm and the chance of rain is only moderate.

Is there an alternative airport near Philadelphia?

Those flying to Philadelphia could potentially find better pricing at Philadelphia Airport (11 km from Philadelphia city centre), Trenton-Mercer Airport (46 km from Philadelphia city centre), Greater Wilmington Airport (49 km from Philadelphia city centre), Atlantic City Airport (74 km from Philadelphia city centre) or Newark Airport (117 km from Philadelphia city centre) depending on the month and departure airport.

Is there a cheaper alternative to flying into Philadelphia?

New Windsor Stewart Airport has an average price of $163 per person and is typically the cheapest airport to fly into when visiting Philadelphia. This average price does vary based on departure city. Try momondo’s Airport-to-Airport Pricing Tool to find the cheapest flight.

What is the absolute cheapest flight to Philadelphia?

Users booking trips to Philadelphia from Atlanta found flights 83% cheaper than the average price of flights to Philadelphia. To find the cheapest price to Philadelphia from your area, use momondo’s Airport-to-Airport Pricing Tool.

When did momondo last update prices for flights to Philadelphia Airport?

Prices for flights to Philadelphia Airport are updated daily.

How many operators does momondo search for flights to Philadelphia Airport?

The number of operators available for flights to Philadelphia Airport is 4 as of September 2026.

How old do you have to be to fly to Philadelphia 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 to Philadelphia Airport.

What documentation or ID do you need to fly to Philadelphia Airport?

The necessary travel and health documents for your Philadelphia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Elkton
Rehoboth Beach
Cherry Hill

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights to Philadelphia. Millions of users trust and use momondo every year so you are in good company.

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

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

How can momondo help me find flights to Philadelphia?

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 filter your options to help you make an informed choice when booking flights to Philadelphia.

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

Price alerts on flights to Philadelphia are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to Philadelphia

Popular Flights to Philadelphia

Sydney Kingsford Smith to Philadelphia Flightsfrom $1,301
Melbourne to Philadelphia Flightsfrom $1,587
Brisbane to Philadelphia Flightsfrom $1,396
Perth to Philadelphia Flightsfrom $1,916
Darwin to Philadelphia Flightsfrom $2,756
Adelaide to Philadelphia Flightsfrom $2,220