AirHint found the following cheapest return flights from Montreal (YUL) to Mexico City (MEX) in March 2026 (see full year).

Return flights

11 Mar - 19 Mar	Arajet
05 Mar - 15 Mar	WestJet
05 Mar - 12 Mar	WestJet
02 Mar - 06 Mar	WestJet
06 Mar - 15 Mar	Porter Airlines (Canada) Ltd
19 Mar - 01 Apr	WestJet
12 Mar - 19 Mar	WestJet
19 Mar - 26 Mar	WestJet
03 Mar - 10 Mar	WestJet
05 Mar - 10 Mar	WestJet
10 Mar - 24 Mar	WestJet
23 Mar - 23 Apr	WestJet
26 Mar - 02 Apr	Air Transat
31 Mar - 15 Apr	WestJet
30 Mar - 06 Apr	Arajet
30 Mar - 13 Apr	Arajet
31 Mar - 14 Apr	WestJet
23 Mar - 23 Apr	WestJet	direct
31 Mar - 07 Apr	WestJet
31 Mar - 13 Apr	United

Also check the deals for one-way flights from Montreal to Mexico City in March.

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 Mexico City in March from $374

Return flights