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Cheap flights from Philadelphia to Cairns from $782

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 13/5. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — CNS
30 Apr — 7 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 31 March 2026.

Wed 13/515:42
PHL
-
CNS
2 stops30h 08m
Qantas Airways
Wed 20/515:45
CNS
-
PHL
2 stops29h 35m
Qantas Airways
Deal found 29/3$2,328
Fri 24/417:37
PHL
-
CNS
2 stops26h 58m
Qantas Airways
Fri 1/513:55
CNS
-
PHL
2 stops29h 57m
Qantas Airways
Deal found 26/3$2,496
Wed 13/518:32
PHL
-
CNS
2 stops28h 23m
Multiple Airlines
Wed 20/515:45
CNS
-
PHL
3 stops27h 48m
Multiple Airlines
Deal found 29/3$3,149
Fri 24/415:43
PHL
-
CNS
2 stops28h 52m
Multiple Airlines
Fri 1/515:45
CNS
-
PHL
3 stops27h 53m
Multiple Airlines
Deal found 26/3$3,231
Thu 7/520:30
PHL
-
CNS
2 stops48h 40m
Qatar Airways
Mon 11/512:10
CNS
-
PHL
2 stops58h 55m
Qatar Airways
Deal found 28/3$3,280
Wed 13/510:05
PHL
-
CNS
3 stops39h 50m
Air Canada
Wed 20/516:35
CNS
-
PHL
3 stops44h 08m
Air Canada
Deal found 29/3$3,390
Fri 24/409:15
PHL
-
CNS
3 stops35h 55m
Air Canada
Fri 1/519:15
CNS
-
PHL
3 stops41h 28m
Air Canada
Deal found 25/3$3,613
Thu 7/510:25
PHL
-
CNS
3 stops39h 30m
Air Canada
Mon 11/516:35
CNS
-
PHL
3 stops55h 13m
Air Canada
Deal found 25/3$3,856

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 31 March 2026.

Round-trip from

$2,328

One-way from

$782
Qantas Airways
  • Qantas Airways
  • 13/5-20/5
  • 4 total stops
  • 59h 43m total
  • Philadelphia to Cairns
Search Deals
13/5
  • 13/5
  • 3 total stops
  • 49h 05m 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 31 March 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

17:37-12:55

2 stops29h 18m

Cairns

Fri 1/5

17:40-18:54

3 stops39h 14m

$2,965
Fastest return journey

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Wed 13/5

18:32-12:55

2 stops28h 23m

Cairns

Wed 20/5

15:45-05:33

3 stops27h 48m

$3,149

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Fri 24/4

15:43-10:35

2 stops28h 52m

Cairns

Fri 1/5

15:45-05:38

3 stops27h 53m

$3,231

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Thu 7/5

20:30-11:10

2 stops48h 40m

Cairns

Mon 11/5

12:10-09:05

2 stops58h 55m

$3,280

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Thu 7/5

10:25-15:55

3 stops39h 30m

Cairns

Mon 11/5

16:35-09:48

3 stops55h 13m

$3,856
Cheapest one-way

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Wed 13/5

20:35-11:40

3 stops49h 05m

$782

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Thu 14/5

06:10-11:40

2 stops39h 30m

$840

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Sun 6/9

16:35-04:30

3 stops45h 55m

$1,195
Fastest single journey

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Sun 6/9

09:25-10:45

2 stops35h 20m

$1,679

Flights are sorted by cheapest return flights first.

Deals found on 29/3

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 Qatar Airways fly from Philadelphia to Cairns in about 29h 18m. The time it takes to get you to your destination can typically vary by up to 19h 22m. 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.

Why should you use Cheapflights to find cheap flight tickets from Philadelphia to Cairns?

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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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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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