Cheap Flights from Sydney to Perth
Round-trip economy fares between Sydney (SYD) and Perth (PER) average A$450 across the year. Book for June and typical prices fall to A$360. The 3,277 km hop takes about 4.5 hours non-stop, and the nicest window to visit Perth is September – November (wildflowers) & March – May.
Today's tracked low
A$299 −17% vs. seasonal low
Not flying from Sydney? See Perth deals from your nearest hub.
When is the cheapest time to fly from Sydney to Perth?
Average round-trip economy fare by departure month. June is the statistical sweet spot at A$360.
| Month | Avg. round-trip | vs. yearly average |
|---|---|---|
| January | A$540 | +A$90 |
| February | A$495 | +A$45 |
| March | A$459 | +A$9 |
| April | A$432 | −A$18 |
| May | A$387 | −A$63 |
| June Cheapest | A$360 | −A$90 |
| July | A$369 | −A$81 |
| August | A$387 | −A$63 |
| September | A$423 | −A$27 |
| October | A$468 | +A$18 |
| November | A$504 | +A$54 |
| December | A$576 | +A$126 |
Travel Readiness & Connectivity — Australia
ETA / eVisitor authorisation required before boarding.
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30 days
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A$33.00 · A$1.10/day
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Sydney to Perth flight FAQs
- What is the cheapest month to fly from Sydney to Perth?
- June is typically cheapest, with round-trips from A$360 — about A$90 under the yearly average of A$450.
- How long is the flight from Sydney to Perth?
- Non-stop services cover the 3,277 km route in roughly 4.5 hours.
- When is the best time to visit Perth?
- September – November (wildflowers) & March – May. Entry requirements: ETA / eVisitor authorisation required before boarding.