AirHint found the following cheapest return flights from Sydney (SYD) to Quito (UIO) in December 2025 (see full year).
Return flights
| 08 Dec - 27 Dec | United | ||
| 08 Dec - 18 Jan | United | ||
| 12 Dec - 03 Jan | Hawaiian Airlines | ||
| 26 Dec - 10 Jan | United | ||
| 20 Dec - 20 Jan | United |
Also check the deals for one-way flights from Sydney to Quito in December.
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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
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