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

Return flights

07 Dec - 10 Dec	WestJet
07 Dec - 11 Dec	WestJet
07 Dec - 11 Dec	Air Canada	direct
01 Dec - 08 Dec	Air Canada	direct
12 Dec - 18 Dec	WestJet	direct
05 Dec - 19 Dec	WestJet	direct
05 Dec - 12 Dec	WestJet	direct
06 Dec - 13 Dec	Air Canada	direct
12 Dec - 23 Dec	WestJet
12 Dec - 17 Dec	WestJet
29 Dec - 05 Jan	Porter Airlines (Canada) Ltd
25 Dec - 04 Jan	WestJet
24 Dec - 01 Jan	Avianca
18 Dec - 03 Jan	WestJet
26 Dec - 02 Jan	WestJet
25 Dec - 04 Jan	WestJet	direct
26 Dec - 02 Jan	WestJet	direct

Also check the deals for one-way flights from Toronto to Willemstad 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 Willemstad in December from $364

Return flights