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

Return flights

01 Jun - 13 Jun	Avianca
01 Jun - 11 Jun	Avianca
01 Jun - 12 Jun	Avianca
01 Jun - 08 Jun	Avianca
01 Jun - 22 Jun	Avianca
11 Jun - 18 Jun	Avianca
08 Jun - 18 Jun	Avianca
02 Jun - 09 Jun	Avianca
10 Jun - 17 Jun	Avianca
18 Jun - 25 Jun	Avianca
25 Jun - 02 Jul	Avianca
30 Jun - 07 Jul	Avianca
27 Jun - 11 Jul	Avianca
27 Jun - 04 Jul	Avianca
24 Jun - 01 Jul	Avianca
29 Jun - 06 Jul	Air Transat	direct
25 Jun - 11 Jul	Avianca
26 Jun - 03 Jul	Air Transat	direct
28 Jun - 05 Jul	Avianca
29 Jun - 13 Jul	Avianca

Also check the deals for one-way flights from Montreal to San Jose in June.

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 June from 298€

Return flights