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$1,933+ Cheap flights from Philadelphia (PHL) to Cairns (CNS)

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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — CNS
Jul 5 — Jul 121
Sun 7/5
Sun 7/12
1 adult, Economy
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Cheap flight deals from Philadelphia to Cairns

One-way flights from Philadelphia to Cairns
Search for one-way flight options from Philadelphia to Cairns. Find affordable one-way fares based on user searches. Data last updated June 5, 2026.

This Kiwi.com deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:08 pm
PHL
-
CNS
3 stops45h 47m
Multiple Airlines
Deal found 5/31$1,933
This Air New Zealand deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air New Zealand is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/259:27 am
PHL
-
CNS
2 stops35h 18m
Air New Zealand
Deal found 5/31$2,861
This Kiwi.com deal was found by Cheapflights users on 5/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:02 am
PHL
-
CNS
3 stops56h 28m
Multiple Airlines
Deal found 5/31$3,748
This Kiwi.com deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:08 pm
PHL
-
CNS
3 stops45h 47m
Multiple Airlines
Deal found 6/3$13,126
This business-class.com deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure business-class.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:39 pm
PHL
-
CNS
2 stops30h 01m
Qantas Airways
Deal found 6/4$14,390
This BusinessClass deal was found by Cheapflights users on 6/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/235:39 pm
PHL
-
CNS
2 stops29h 16m
Qantas Airways
Deal found 6/3$15,729

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 June 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars
Provider with most accurate pricing for Philadelphia-Cairns flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Cairns flights.
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Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated June 5, 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 one-way

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Tue 8/25

9:27 am-10:45 am

2 stops35h 18m

$2,861

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Mon 8/24

8:25 pm-5:30 am

3 stops43h 05m

$4,235

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Tue 8/25

5:43 pm-10:25 pm

4 stops38h 42m

$10,005

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Mon 8/24

5:39 pm-1:40 pm

2 stops30h 01m

$14,390

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Tue 8/25

5:43 pm-1:40 pm

2 stops29h 57m

$15,759
Quickest one-way

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

Sun 8/23

5:39 pm-12:55 pm

2 stops29h 16m

$15,789

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/31

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Philadelphia-Cairns flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Cairns flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Cairns flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Philadelphia-Cairns flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Cairns flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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.

  • 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 vacation 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.

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