AirHint found the following cheapest return flights from Waterloo (YKF) to Sydney (SYD) in October 2025 (see full year).
Return flights
| 25 Oct - 01 Nov | WestJet | ||
| 24 Oct - 14 Nov | WestJet | ||
| 30 Oct - 14 Nov | WestJet | ||
| 27 Oct - 14 Nov | WestJet |
Also check the deals for one-way flights from Waterloo to Sydney in October.
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