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Cheap flights from Philadelphia to Cairns from $1,117

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — CNS
20 Dec — 27 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Philadelphia to Cairns

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Cairns (CNS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 20 November 2025.

Round-trip from

$2,021

One-way from

$1,117
28/1-14/5
  • 28/1-14/5
  • 4 total stops
  • 69h 10m total
  • Philadelphia to Cairns
Search Deals
3/2
  • 3/2
  • 2 total stops
  • 27h 50m total
  • Philadelphia to Cairns
Search Deals

Find flight deals from Philadelphia to Cairns

Enter your travel dates to find the best prices.

Best flights from Philadelphia to Cairns
Discover carefully curated flight deals from Philadelphia to Cairns that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 November 2025.

Sat 21/216:01PHL - CNS
2 stops49h 19mMultiple Airlines
Sat 28/206:40CNS - PHL
2 stops28h 55mMultiple Airlines
Deal found 18/11$2,070
Thu 26/214:14PHL - CNS
2 stops35h 01mQantas Airways
Mon 2/317:00CNS - PHL
2 stops45h 41mQantas Airways
Deal found 16/11$2,116
Sat 21/211:35PHL - CNS
2 stops37h 40mQantas Airways
Sat 28/214:50CNS - PHL
2 stops40h 58mQantas Airways
Deal found 18/11$2,338
Tue 23/1218:25PHL - CNS
2 stops28h 35mUnited Airlines
Thu 1/106:00CNS - PHL
2 stops26h 22mUnited Airlines
Deal found 17/11$5,024
Wed 24/1216:00PHL - CNS
2 stops40h 05mQantas Airways
Mon 5/117:00CNS - PHL
2 stops41h 06mQantas Airways
Deal found 17/11$4,452
Wed 24/1214:30PHL - CNS
2 stops41h 35mQantas Airways
Thu 1/107:45CNS - PHL
2 stops30h 57mQantas Airways
Deal found 17/11$4,680
Thu 25/1216:30PHL - CNS
2 stops37h 30mQantas Airways
Mon 5/112:35CNS - PHL
2 stops49h 51mQantas Airways
Deal found 17/11$4,885
Tue 23/1214:57PHL - CNS
2 stops29h 53mQantas Airways
Mon 5/117:00CNS - PHL
2 stops45h 26mQantas Airways
Deal found 17/11$5,009

Cheapflights Fare Finder

 
Customise your flight search to find flights from Philadelphia to Cairns 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, Cheapflights users made 647,157 searches. Data last updated 20 November 2025.
Use the filters below to find and compare flights from Philadelphia to Cairns that are best for you.

Fly from

Philadelphia

Fly to

Cairns

Route

Depart

Return

Price

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Sat 21/2

16:01-08:20

2 stops49h 19m

Cairns

Sat 28/2

06:40-20:35

2 stops28h 55m

$2,070

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Thu 26/2

14:14-16:15

2 stops35h 01m

Cairns

Mon 2/3

17:00-23:41

2 stops45h 41m

$2,116

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Sat 21/2

11:35-16:15

2 stops37h 40m

Cairns

Sat 28/2

14:50-16:48

2 stops40h 58m

$2,338

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Wed 24/12

16:00-23:05

2 stops40h 05m

Cairns

Mon 5/1

17:00-19:06

2 stops41h 06m

$4,452

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Wed 24/12

14:30-23:05

2 stops41h 35m

Cairns

Thu 1/1

07:45-23:42

2 stops30h 57m

$4,680

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Thu 25/12

16:30-21:00

2 stops37h 30m

Cairns

Mon 5/1

12:35-23:26

2 stops49h 51m

$4,885

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Tue 23/12

14:57-11:50

2 stops29h 53m

Cairns

Mon 5/1

17:00-23:26

2 stops45h 26m

$5,009

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Tue 23/12

18:25-14:00

2 stops28h 35m

Cairns

Thu 1/1

06:00-17:22

2 stops26h 22m

$5,024

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Tue 3/2

14:30-09:20

2 stops27h 50m

$1,117

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Tue 13/1

08:36-11:50

2 stops36h 14m

$1,168

Flights are sorted by cheapest return flights first.

Deals found on 19/11

Showing 1-10 of 11 results
1
2

Best time to book a flight from Philadelphia to Cairns

Have a flexible travel schedule? Discover the best time to fly to Cairns from Philadelphia with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Cairns. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Philadelphia to Cairns?

    Airlines like Qantas Airways fly from Philadelphia to Cairns in about 35h 01m. The time it takes to get you to your destination can typically vary by up to . Philadelphia and Cairns are separated by a distance of 15308 km.

  • Can I find deals for flights from Philadelphia to Cairns that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Cairns flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Cairns?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Cairns.

  • Can I find deals for business class flights from Philadelphia to Cairns?

    Yes. Cheapflights offers flight deals from Philadelphia to Cairns by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Cairns?

Book flights to Cairns if you plan to visit one of these locations
Mission Beach
Trinity Beach

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