Latest deals
Insights
When to book
FAQs
Price Alerts
Look for other cheap flights to Philadelphia

$783 Cheap flights to Philadelphia

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Australia to Philadelphia

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:00 - 07:18BNE  Brisbane-PHL Philadelphia
35h 18m3 stops Vancouver Intl Los Angeles Los Angeles Las Vegas Harry Reid Intl
Multiple Airlines Logo
06:25 - 08:45PHL  Philadelphia-BNE Brisbane
35h 20m3 stops Las Vegas Harry Reid Intl Los Angeles Los Angeles Vancouver Intl
$1,821Multiple Airlines
Thu, 8 Oct - Fri, 20 Nov
American Airlines Logo
09:45 - 05:26MEL  Melbourne-PHL Philadelphia
34h 41m2 stops Los Angeles Los Angeles Phoenix Sky Harbor Intl
American Airlines Logo
17:30 - 05:00PHL  Philadelphia-MEL Melbourne
44h 30m1 stop Dallas/Fort Worth
$1,842American Airlines
Thu, 22 Oct - Mon, 26 Oct
American Airlines Logo
09:45 - 05:26MEL  Melbourne-PHL Philadelphia
34h 41m2 stops Los Angeles Los Angeles Phoenix Sky Harbor Intl
American Airlines Logo
17:30 - 05:00PHL  Philadelphia-MEL Melbourne
44h 30m1 stop Dallas/Fort Worth
$1,846American Airlines
Thu, 22 Oct - Mon, 26 Oct
Air New Zealand Logo
08:55 - 22:31SYD  Sydney Kingsford Smith-PHL Philadelphia
27h 36m2 stops Auckland Intl Houston George Bush Intcntl
Air New Zealand Logo
06:00 - 10:35PHL  Philadelphia-SYD Sydney Kingsford Smith
36h 35m2 stops San Francisco Auckland Intl
$1,955Air New Zealand
Tue, 29 Sep - Sun, 8 Nov
United Airlines Logo
09:30 - 21:29MEL  Melbourne-PHL Philadelphia
25h 59m2 stops Los Angeles Los Angeles Chicago O'Hare Intl
United Airlines Logo
09:34 - 09:15PHL  Philadelphia-MEL Melbourne
32h 41m2 stops Chicago O'Hare Intl San Francisco
$2,216United Airlines
Fri, 2 Oct - Sun, 18 Oct
United Airlines Logo
10:55 - 07:49MEL  Melbourne-PHL Philadelphia
34h 54m1 stop San Francisco
United Airlines Logo
18:34 - 09:15PHL  Philadelphia-MEL Melbourne
23h 41m1 stop San Francisco
$2,216United Airlines
Fri, 2 Oct - Sun, 18 Oct
Qatar Airways Logo
22:45 - 14:30PER  Perth-PHL Philadelphia
27h 45m1 stop Doha Hamad Intl
Qatar Airways Logo
21:30 - 18:35PHL  Philadelphia-PER Perth
33h 05m1 stop Doha Hamad Intl
$2,352Qatar Airways
Mon, 12 Oct - Mon, 19 Oct
Qatar Airways Logo
22:45 - 14:30PER  Perth-PHL Philadelphia
27h 45m1 stop Doha Hamad Intl
Qatar Airways Logo
21:45 - 18:45PHL  Philadelphia-PER Perth
33h 00m1 stop Doha Hamad Intl
$2,363Qatar Airways
Tue, 13 Oct - Wed, 28 Oct
Qantas Airways Logo
20:35 - 07:16BNE  Brisbane-PHL Philadelphia
24h 41m1 stop Los Angeles Los Angeles
Qantas Airways Logo
20:05 - 06:30PHL  Philadelphia-BNE Brisbane
43h 25m1 stop Dallas/Fort Worth
$2,508Qantas Airways
Thu, 8 Oct - Fri, 20 Nov
Qantas Airways Logo
20:35 - 05:26BNE  Brisbane-PHL Philadelphia
22h 51m2 stops Los Angeles Los Angeles Phoenix Sky Harbor Intl
Qantas Airways Logo
20:05 - 06:30PHL  Philadelphia-BNE Brisbane
43h 25m1 stop Dallas/Fort Worth
$2,513Qantas Airways
Thu, 8 Oct - Fri, 20 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

Thu 8/10

10:00-07:18

3 stops35h 18m

Philadelphia

Fri 20/11

06:25-08:45

3 stops35h 20m

$1,821

MelbournePhiladelphia

MEL Melbourne - PHL Philadelphia

MELPHL

Melbourne

Thu 22/10

09:45-05:26

2 stops34h 41m

Philadelphia

Mon 26/10

17:30-05:00

1 stop44h 30m

$1,842

MelbournePhiladelphia

MEL Melbourne - PHL Philadelphia

MELPHL

Melbourne

Thu 22/10

09:45-05:26

2 stops34h 41m

Philadelphia

Mon 26/10

17:30-05:00

1 stop44h 30m

$1,846

SydneyPhiladelphia

SYD Sydney Kingsford Smith - PHL Philadelphia

SYDPHL

Sydney Kingsford Smith

Tue 29/9

08:55-22:31

2 stops27h 36m

Philadelphia

Sun 8/11

06:00-10:35

2 stops36h 35m

$1,955

MelbournePhiladelphia

MEL Melbourne - PHL Philadelphia

MELPHL

Melbourne

Fri 2/10

09:30-21:29

2 stops25h 59m

Philadelphia

Sun 18/10

09:34-09:15

2 stops32h 41m

$2,216
Fastest return journey

MelbournePhiladelphia

MEL Melbourne - PHL Philadelphia

MELPHL

Melbourne

Fri 2/10

10:55-07:49

1 stop34h 54m

Philadelphia

Sun 18/10

18:34-09:15

1 stop23h 41m

$2,216

PerthPhiladelphia

PER Perth - PHL Philadelphia

PERPHL

Perth

Mon 12/10

22:45-14:30

1 stop27h 45m

Philadelphia

Mon 19/10

21:30-18:35

1 stop33h 05m

$2,352

PerthPhiladelphia

PER Perth - PHL Philadelphia

PERPHL

Perth

Tue 13/10

22:45-14:30

1 stop27h 45m

Philadelphia

Wed 28/10

21:45-18:45

1 stop33h 00m

$2,363

BrisbanePhiladelphia

BNE Brisbane - PHL Philadelphia

BNEPHL

Brisbane

Thu 8/10

20:35-07:16

1 stop24h 41m

Philadelphia

Fri 20/11

20:05-06:30

1 stop43h 25m

$2,508

BrisbanePhiladelphia

BNE Brisbane - PHL Philadelphia

BNEPHL

Brisbane

Thu 8/10

20:35-05:26

2 stops22h 51m

Philadelphia

Fri 20/11

20:05-06:30

1 stop43h 25m

$2,513

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 $1,553.

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 SYDNEYJuly28% cheaperFlying from Sydney to Philadelphia costs on average just $1,450 in July
MOST EXPENSIVE MONTH TO FLY TO PHILADELPHIA FROM SYDNEYSeptember51% more expensiveIt costs about $3,053 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

$783

Best Round-Trip Price

$1,842

Fastest flight time

36h 05m

Popular in

August
The best one-way flight price to Philadelphia from Australia in the last 5 days is $783 (Sydney Kingsford Smith to Philadelphia).
Search Deals
The best return flight price to Philadelphia from Australia in the last 5 days is $1,842 (Melbourne to Philadelphia).
Search Deals
The fastest flight to Philadelphia from Australia takes 36h 05m (Perth to Philadelphia).
Search Deals
August has the highest demand for flights to Philadelphia, with a 11% price increase on average.
Search Deals

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 $162 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 82% 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.

An easier way to manage your Philadelphia trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 5/10
Mon 12/10
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Philadelphia

Popular Flights to Philadelphia

Sydney Kingsford Smith to Philadelphia Flightsfrom $1,552
Melbourne to Philadelphia Flightsfrom $1,660
Brisbane to Philadelphia Flightsfrom $1,665
Perth to Philadelphia Flightsfrom $1,809
Darwin to Philadelphia Flightsfrom $2,622
Adelaide to Philadelphia Flightsfrom $1,650