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

Return flights

08 Mar - 16 Mar	Avianca
11 Mar - 10 Apr	Avianca
11 Mar - 27 Apr	Avianca
11 Mar - 13 Apr	Avianca
25 Mar - 10 Apr	Avianca
08 Mar - 15 Mar	Avianca
16 Mar - 23 Mar	Avianca
18 Mar - 25 Mar	Avianca
09 Mar - 16 Mar	Avianca
11 Mar - 18 Mar	Avianca
13 Mar - 20 Mar	Avianca
15 Mar - 22 Mar	Avianca
04 Mar - 18 Mar	Avianca
04 Mar - 11 Mar	Avianca
24 Mar - 10 Apr	Avianca
25 Mar - 01 Apr	Avianca
31 Mar - 07 Apr	United
24 Mar - 09 Apr	Avianca
26 Mar - 02 Apr	Avianca
28 Mar - 04 Apr	Air Transat

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 284€

Return flights