AirHint found the following cheapest return flights from Montreal (YUL) to San Jose (SJO) in March 2026 (see full year).

Return flights

09 Mar - 16 Mar	Avianca
23 Mar - 09 Apr	Air Transat	direct
29 Mar - 09 Apr	Air Transat	direct
20 Mar - 10 Apr	Avianca
09 Mar - 20 Mar	Avianca
08 Mar - 16 Mar	Avianca
08 Mar - 23 Mar	Avianca
16 Mar - 23 Mar	Avianca
08 Mar - 18 Mar	Avianca
08 Mar - 10 Apr	Avianca
09 Mar - 10 Apr	Avianca
04 Mar - 23 Mar	Avianca
04 Mar - 10 Apr	Avianca
27 Mar - 09 Apr	Air Transat	direct
26 Mar - 09 Apr	Air Canada
18 Mar - 23 Mar	Avianca
08 Mar - 15 Mar	Avianca
11 Mar - 18 Mar	Avianca
11 Mar - 10 Apr	Avianca
03 Mar - 09 Apr	Air Canada	direct

Also check the deals for one-way flights from Montreal to San Jose 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 San Jose in March from $339

Return flights