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Cheap flights from Philadelphia to Cairns from $1,284

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 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — CNS
3 May — 10 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Philadelphia to Cairns

Enter your travel dates to find the best prices.

Cheapest flights from Philadelphia to Cairns
Explore the most affordable flight options available from Philadelphia to Cairns. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 April 2026.

Fri 24/415:43
PHL
-
CNS
2 stops30h 07m
Qantas Airways
Fri 1/513:40
CNS
-
PHL
2 stops31h 28m
Qantas Airways
Deal found 31/3$2,520
Mon 9/1119:50
PHL
-
CNS
2 stops47h 25m
Qatar Airways
Fri 13/1115:45
CNS
-
PHL
2 stops56h 15m
Qatar Airways
Deal found 1/4$3,069
Fri 24/415:43
PHL
-
CNS
2 stops31h 12m
Multiple Airlines
Fri 1/515:45
CNS
-
PHL
3 stops27h 53m
Multiple Airlines
Deal found 31/3$3,346
Mon 9/1107:50
PHL
-
CNS
3 stops40h 05m
Air Canada
Fri 13/1117:35
CNS
-
PHL
3 stops44h 11m
Air Canada
Deal found 1/4$3,431
Fri 24/412:55
PHL
-
CNS
3 stops40h 35m
Air New Zealand
Fri 1/515:45
CNS
-
PHL
3 stops44h 49m
Air New Zealand
Deal found 31/3$4,291
Thu 7/506:00
PHL
-
CNS
3 stops43h 55m
Air Canada
Mon 11/516:35
CNS
-
PHL
3 stops44h 08m
Air Canada
Deal found 29/3$4,392
Thu 7/515:42
PHL
-
CNS
2 stops40h 58m
Qantas Airways
Mon 11/521:40
CNS
-
PHL
2 stops35h 14m
Qantas Airways
Deal found 29/3$4,684

Find 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 3 April 2026.

Round-trip from

$2,520

One-way from

$1,284
Qantas Airways
  • Qantas Airways
  • 24/4-1/5
  • 4 total stops
  • 61h 35m total
  • Philadelphia to Cairns
Search Deals
15/5
  • 15/5
  • 3 total stops
  • 58h 15m total
  • Philadelphia to Cairns
Search Deals

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 3 April 2026.
Use the filters below to find and compare flights from Philadelphia to Cairns that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Fri 24/4

15:43-11:50

2 stops30h 07m

Cairns

Fri 1/5

13:40-07:08

2 stops31h 28m

$2,520
Fastest return journey

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Fri 24/4

15:43-12:55

2 stops31h 12m

Cairns

Fri 1/5

15:45-05:38

3 stops27h 53m

$3,346

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Fri 24/4

12:55-19:30

3 stops40h 35m

Cairns

Fri 1/5

15:45-22:34

3 stops44h 49m

$4,291

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Thu 7/5

15:42-22:40

2 stops40h 58m

Cairns

Mon 11/5

21:40-18:54

2 stops35h 14m

$4,684
Cheapest one-way
Fastest single journey

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Fri 15/5

20:35-20:50

3 stops58h 15m

$1,284

Flights are sorted by cheapest return flights first.

Deals found on 31/3

Sorted by cheapest first

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 and Air New Zealand fly from Philadelphia to Cairns in about 30h 07m. The time it takes to get you to your destination can typically vary by up to 10h 28m. Philadelphia and Cairns are separated by a distance of 15308 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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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Cheapflights makes it easy to find Philadelphia to Cairns flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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Can Cheapflights find flights from Philadelphia to Cairns with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Philadelphia to Cairns flexibly with Cheapflights today.

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