AirHint found the following cheapest return flights from Ottawa (YOW) to Cancun (CUN) in April 2026 (see full year).

Return flights

08 Apr - 15 Apr	Porter Airlines (Canada) Ltd
11 Apr - 18 Apr	WestJet
29 Apr - 06 May	Porter Airlines (Canada) Ltd
07 Apr - 14 Apr	United
03 Apr - 11 Apr	WestJet
03 Apr - 10 Apr	WestJet
22 Apr - 26 Apr	WestJet
16 Apr - 25 Apr	WestJet
23 Apr - 30 Apr	WestJet
27 Apr - 04 May	Porter Airlines (Canada) Ltd
27 Apr - 04 May	Air Transat	direct

Also check the deals for one-way flights from Ottawa to Cancun 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 Ottawa to Cancun in April from $326

Return flights