Cheapest return flights from Montreal to San Jose in October from $429

Best time to book flights for Montreal (YUL) to San Jose (SJO) flights at AirHint

AirHint found the following cheapest return flights from Montreal (YUL) to San Jose (SJO) in October 2025 (see full year).

Return flights

17 Oct - 27 Oct Avianca
15 Oct - 22 Oct Avianca
19 Oct - 26 Oct Avianca
29 Oct - 05 Nov Avianca
03 Oct - 13 Oct Avianca
01 Oct - 08 Oct Avianca
05 Oct - 12 Oct Avianca
06 Oct - 13 Oct Avianca
26 Oct - 02 Nov Avianca
20 Oct - 27 Oct Avianca
03 Oct - 10 Oct Avianca
17 Oct - 24 Oct Avianca
27 Oct - 03 Nov Avianca
31 Oct - 07 Nov Avianca
28 Oct - 04 Nov Copa

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

Skyscanner

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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