AirHint found the following cheapest return flights from Montreal (YUL) to Willemstad (CUR) in April 2026 (see full year).

Return flights

19 Apr - 22 Apr	Avianca
12 Apr - 19 Apr	WestJet
09 Apr - 16 Apr	WestJet
17 Apr - 24 Apr	WestJet
10 Apr - 24 Apr	WestJet
19 Apr - 10 May	WestJet
10 Apr - 22 Apr	WestJet
19 Apr - 29 Apr	WestJet
10 Apr - 17 Apr	WestJet
13 Apr - 20 Apr	Air Canada
14 Apr - 21 Apr	Air Canada
27 Apr - 08 May	Air Canada
19 Apr - 08 May	Air Canada
20 Apr - 01 May	Avianca
19 Apr - 01 May	Avianca
24 Apr - 01 May	Avianca
26 Apr - 03 May	Avianca
27 Apr - 04 May	Avianca
29 Apr - 06 May	Avianca
25 Apr - 02 May	WestJet

Also check the deals for one-way flights from Montreal to Willemstad in April.

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 Montreal to Willemstad in April from $351

Return flights