Cheap Flights from Adelaide to Sydney
Round-trip economy fares between Adelaide (ADL) and Sydney (SYD) average A$197 across the year. Book for June and typical prices fall to A$154. The 1,164 km hop takes about 2 hours non-stop, and the nicest window to visit Sydney is October – April (southern summer).
Today's tracked low
A$137 −11% vs. seasonal low
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When is the cheapest time to fly from Adelaide to Sydney?
Average round-trip economy fare by departure month. June is the statistical sweet spot at A$154.
| Month | Avg. round-trip | vs. yearly average |
|---|---|---|
| January | A$240 | +A$43 |
| February | A$221 | +A$24 |
| March | A$197 | +A$0 |
| April | A$181 | −A$16 |
| May | A$165 | −A$32 |
| June Cheapest | A$154 | −A$43 |
| July | A$158 | −A$39 |
| August | A$165 | −A$32 |
| September | A$189 | −A$8 |
| October | A$209 | +A$12 |
| November | A$221 | +A$24 |
| December | A$248 | +A$51 |
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Adelaide to Sydney flight FAQs
- What is the cheapest month to fly from Adelaide to Sydney?
- June is typically cheapest, with round-trips from A$154 — about A$43 under the yearly average of A$197.
- How long is the flight from Adelaide to Sydney?
- Non-stop services cover the 1,164 km route in roughly 2 hours.
- When is the best time to visit Sydney?
- October – April (southern summer). Entry requirements: ETA / eVisitor authorisation required before boarding.