Cheap Flights from Adelaide to Philadelphia

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Flight deals from Adelaide Airport to Philadelphia

Looking for a cheap last-minute deal or the best return flight from Adelaide to Philadelphia? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Adelaide to Philadelphia

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Adelaide to Philadelphia flights are currently cheapest in June.

Adelaide to Philadelphia: Flight information

The things to know before you go.
Cheapest flight foundر.ق.‏ 3,688
Cheapest month to flyJune

Finding cheap flights from Adelaide to Philadelphia: Frequently asked questions

There are 6 airports in Philadelphia: Philadelphia International, Blue Bell, Philadelphia Trenton-Mercer, Greater Wilmington, Atlantic City International, and Allentown.
The best price we found for a return flight from Adelaide to Philadelphia is ر.ق.‏ 9,130. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Adelaide to Philadelphia. But we found flights with one or more stops from ر.ق.‏ 9,130.
As of April 2026, there are no flights flying from Adelaide to Philadelphia.
The cheapest month to fly from Adelaide to Philadelphia is usually April.
If you're flying from Adelaide Airport, the cheapest airport near Philadelphia is Philadelphia International – which is 11.2 km away from the centre of Philadelphia. We've found flights into this airport from ر.ق.‏ 9,130.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Adelaide Airport to Philadelphia on Wednesday, 22 April 2026.
No airlines currently offer direct flights between Adelaide Airport and Philadelphia. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Philadelphia but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Philadelphia is around 40 days in advance, so don’t leave your flight to the last minute.
In April, the average temperature is usually around 10°C. July is typically the warmest month in Philadelphia, when it usually averages around 30°C. You can expect the least rain in February. The coldest month is January, with temperatures averaging -5°C. The rainiest month is July.
Currently, Qantas offers the cheapest flight tickets to Philadelphia.

Travelling from Adelaide Airport (ADL) to Philadelphia: what you need to know

  • Philadelphia is 14 hours 30 minutes behind Adelaide, where Adelaide Airport is located. Philadelphia observes the UTC-4 timezone.

  • To avoid rushing for your ADL to Philadelphia flight, leave enough time for things like check-in and baggage drop. Turning up two hours ahead of international departures and an hour before domestic flights is the general travel rule.

  • Flying during a peak month like July? Major public holidays and other popular periods can lead to longer queues at check-in and security. Play it safe and arrive up to four hours before an international flight and two hours before a domestic departure.

  • Stopovers offer the opportunity to discover a new city or just have a break during your journey. When searching for a plane ticket from ADL to Philadelphia, uncheck 'Direct flights only' to browse all potential stops. Hamad International Airport (DOH) is one option.

  • Located around 6 kilometres from the centre of Adelaide, ADL can be reached in about 15 minutes by car (depending on traffic). Travelling on public transport takes roughly 50 minutes.

  • In search of a hotel close to ADL? If you're boarding an early flight from Adelaide Airport to Philadelphia, these accommodation options set you up for a seamless send-off:

  • 75.6% of flights that take off from Adelaide Airport touch down at their destination on time.

How to find the cheapest flights from Adelaide Airport (ADL) to Philadelphia

  • The lowest price we've seen for a one-way Adelaide Airport to Philadelphia flight is ر.ق.‏ 3,688. The cheapest price for a return flight is ر.ق.‏ 9,130. Bear in mind fares may change due to demand at the time of booking.

  • To pick up cheap flights from ADL to Philadelphia, book as early as possible. Airlines tend to offer the most competitive fares when tickets first go on sale.

  • The 'Whole month' tool will show you the cheapest tickets from Adelaide Airport to Philadelphia across every month. It's a great way to find a bargain if your travel plans are flexible.

  • There's no need to check in daily to see if fares have dropped when you create a Price Alert. We'll notify you when there's an even better deal on cheap flights from ADL to Philadelphia.

  • Tailor your flights with filters. Pick your ideal arrival and departure times, airlines and total journey duration. You can also sort results by 'Fastest,' 'Best' or 'Cheapest' flights from Adelaide Airport to Philadelphia.

Airports in Philadelphia

Philadelphia International Airport (PHL)

Trenton-Mercer Airport (TTN)

  • Central Philadelphia is located around 56 kilometres from Trenton-Mercer Airport (TTN). After your flight from Adelaide Airport to Philadelphia has landed and you've made your way to arrivals, the drive should take about 40 minutes.

  • If you travel by public transport, the ride to the centre will take you 1 hour 45 minutes or so.

  • Following your ADL to Philadelphia flight, settle in at a hotel near TTN. These are some comfortable accommodation options that'll help you sink into relaxation mode:

  • The quickest way to reach your destination is with a Trenton-Mercer Airport rental car. Collect a set of wheels from Budget, National or Enterprise and make a speedy getaway.

  • Secure your first choice, not your last resort. Booking your ride from TTN four weeks in advance often means better prices and a bigger choice of vehicles.

  • Trenton-Mercer Airport can be found at Scotch Road, Terminal Building.

Best time to go to Philadelphia

  • Carefully consider your trip dates before locking in your flight from Adelaide Airport to Philadelphia. The city buzzes in high season, but hotel rates are typically higher and top attractions can get busy. Plan your trip to Philadelphia in low season if you like a more relaxed vibe.

  • When booking your Adelaide Airport to Philadelphia plane ticket, think about the weather you're most comfortable in. July is the warmest month in Philadelphia, with temperatures ranging from 18ºC to 32ºC.

  • Look for cheap tickets from ADL to Philadelphia in January if you'd rather travel when it's cooler. Temperatures are at their lowest then, ranging between -7ºC and 9ºC on average.

More about Philadelphia

Explore more of United States

  • Philadelphia has plenty to offer, but there are so many other corners of United States waiting to be explored. About 129 kilometres north-east of Philadelphia, a visit to New York will keep your itinerary busy. Check out popular attractions like Statue of Liberty, Central Park and Empire State Building.

  • If there's time to check out another corner of United States, head for Boston, roughly 434 kilometres north-east of Philadelphia. Freedom Trail, Museum of Fine Arts Boston and Boston Tea Party Ships & Museum are the start of reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.