Cheap flights from Philadelphia (PHL) to Cairns (CNS)
PHL — CNS
jul. 13 — jul. 201
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Philadelphia to Cairns with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.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 julio 8, 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.