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$605+ 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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — CNS
ago. 23 — ago. 301
sáb. 8/23
sáb. 8/30
1 adult, Economy
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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 agosto 18, 2025.

Round-trip from

$1,404
(BYOjet)

One-way from

$605
(FlightHub)
From Philadelphia to Cairns
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One-way flight from Philadelphia to Cairns
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Find flight deals from Philadelphia to Cairns

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 agosto 18, 2025.

This BYOjet deal was found by Cheapflights users on 8/18. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/33:30 pmPHL - CNS
3 stops31h 30mAir Canada
lun. 11/176:00 amCNS - PHL
3 stops31h 56mAir Canada
Deal found 8/18$1,404
This American Airlines deal was found by Cheapflights users on 8/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/31:57 pmPHL - CNS
2 stops30h 03mAmerican Airlines
lun. 11/173:35 pmCNS - PHL
2 stops32h 23mAmerican Airlines
Deal found 8/18$1,601
This Qantas Airways deal was found by Cheapflights users on 8/18. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/176:44 pmPHL - CNS
2 stops28h 11mMultiple Airlines
mié. 9/243:35 pmCNS - PHL
2 stops29h 28mMultiple Airlines
Deal found 8/18$1,673
This United Airlines deal was found by Cheapflights users on 8/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/38:15 amPHL - CNS
3 stops38h 45mUnited Airlines
lun. 11/176:00 amCNS - PHL
2 stops26h 10mUnited Airlines
Deal found 8/18$1,803
This United Airlines deal was found by Cheapflights users on 8/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/178:15 amPHL - CNS
3 stops45h 30mUnited Airlines
mié. 9/246:00 amCNS - PHL
2 stops25h 28mUnited Airlines
Deal found 8/18$1,875
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/206:15 amPHL - CNS
2 stops45h 50mUnited Airlines
sáb. 1/36:00 amCNS - PHL
2 stops40h 04mUnited Airlines
Deal found 8/17$3,228
This Air Canada deal was found by Cheapflights users on 8/17. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/209:20 amPHL - CNS
3 stops41h 10mMultiple Airlines
sáb. 1/36:05 pmCNS - PHL
3 stops43h 51mMultiple Airlines
Deal found 8/17$6,081
This oojo deal was found by Cheapflights users on 8/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/138:25 pmPHL - CNS
2 stops43h 35mMultiple Airlines
mié. 10/111:00 amCNS - PHL
3 stops60h 05mMultiple Airlines
Deal found 8/18$7,124

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 agosto 18, 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

lun. 11/3

3:30 pm-2:00 pm

3 stops31h 30m

Cairns

lun. 11/17

6:00 am-10:56 pm

3 stops31h 56m

$1,404

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

lun. 11/3

1:57 pm-11:00 am

2 stops30h 03m

Cairns

lun. 11/17

3:35 pm-8:58 am

2 stops32h 23m

$1,601

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

mié. 9/17

6:44 pm-12:55 pm

2 stops28h 11m

Cairns

mié. 9/24

3:35 pm-7:03 am

2 stops29h 28m

$1,673

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

lun. 11/3

8:15 am-2:00 pm

3 stops38h 45m

Cairns

lun. 11/17

6:00 am-5:10 pm

2 stops26h 10m

$1,803

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

mié. 9/17

8:15 am-7:45 pm

3 stops45h 30m

Cairns

mié. 9/24

6:00 am-5:28 pm

2 stops25h 28m

$1,875

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

sáb. 12/20

6:15 am-7:05 pm

2 stops45h 50m

Cairns

sáb. 1/3

6:00 am-7:04 am

2 stops40h 04m

$3,228

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

sáb. 12/20

9:20 am-5:30 pm

3 stops41h 10m

Cairns

sáb. 1/3

6:05 pm-10:56 pm

3 stops43h 51m

$6,081

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

sáb. 9/13

8:25 pm-9:45 am

3 stops47h 20m

Cairns

mié. 10/1

11:00 am-9:05 am

3 stops60h 05m

$7,124

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

mar. 2/3

5:17 pm-11:35 am

2 stops27h 18m

$605

PhiladelphiaCairns

PHL - CNS

PHLCNS

Philadelphia

mar. 2/3

7:50 pm-8:30 am

3 stops45h 40m

$1,090

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/16

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.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Cairns

What is the cheapest time of day to fly from PHL to CNS?

Find hourly flight availability from Philadelphia to Cairns. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 18, 2025.

It’s typically best to fly out from Philadelphia to Cairns in the morning. Doing so could potentially save you 7% on the flight price compared to flying at noon, which is usually more expensive.

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?

    For as low as $1,601, Air Canada can have you in Cairns from Philadelphia in 30h 03m. Philadelphia and Cairns are separated by a distance of 9512 mi. When browsing for deals, the options you’ll see will be for both nonstop 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 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.

  • What is the cheapest month to book a flight from Philadelphia to Cairns?

    Currently, February is the cheapest month in which you can book a flight from Philadelphia to Cairns (average of $1,158). Flying from Philadelphia to Cairns in December is currently the most expensive (average of $1,882). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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