Cheap Flights from Cairns to Perth
Round-trip economy fares between Cairns (CNS) and Perth (PER) average A$449 across the year. Book for June and typical prices fall to A$359. The 3,432 km hop takes about 4.6 hours non-stop, and the nicest window to visit Perth is September – November (wildflowers) & March – May.
Today's tracked low
A$327 −9% vs. seasonal low
Not flying from Cairns? See Perth deals from your nearest hub.
When is the cheapest time to fly from Cairns to Perth?
Average round-trip economy fare by departure month. June is the statistical sweet spot at A$359.
| Month | Avg. round-trip | vs. yearly average |
|---|---|---|
| January | A$539 | +A$90 |
| February | A$494 | +A$45 |
| March | A$458 | +A$9 |
| April | A$431 | −A$18 |
| May | A$386 | −A$63 |
| June Cheapest | A$359 | −A$90 |
| July | A$368 | −A$81 |
| August | A$386 | −A$63 |
| September | A$422 | −A$27 |
| October | A$467 | +A$18 |
| November | A$503 | +A$54 |
| December | A$575 | +A$126 |
Travel Readiness & Connectivity — Australia
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Cairns to Perth flight FAQs
- What is the cheapest month to fly from Cairns to Perth?
- June is typically cheapest, with round-trips from A$359 — about A$90 under the yearly average of A$449.
- How long is the flight from Cairns to Perth?
- Non-stop services cover the 3,432 km route in roughly 4.6 hours.
- When is the best time to visit Perth?
- September – November (wildflowers) & March – May. Entry requirements: ETA / eVisitor authorisation required before boarding.