AirHint found the following cheapest return flights from Toronto (YYZ) to Quito (UIO) in December 2025 (see full year).

Return flights

01 Dec - 31 Jan	Avianca
07 Dec - 13 Dec	LATAM Airlines Group
15 Dec - 15 Jan	LATAM Airlines Group
13 Dec - 31 Dec	Avianca
26 Dec - 07 Jan	LATAM Airlines Group
22 Dec - 02 Jan	LATAM Airlines Group
21 Dec - 09 Jan	LATAM Airlines Group
25 Dec - 06 Jan	LATAM Airlines Group
25 Dec - 03 Jan	Avianca

Also check the deals for one-way flights from Toronto to Quito in December.

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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Cheapest return flights from Toronto to Quito in December from 365€

Return flights