Cheapest return YUL–SJO flights, October

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

Return flights

02 Oct - 14 Oct Avianca
19 Oct - 25 Oct Avianca
17 Oct - 23 Oct Avianca
18 Oct - 24 Oct Avianca
05 Oct - 12 Oct Avianca
07 Oct - 14 Oct Avianca
13 Oct - 20 Oct Avianca
15 Oct - 22 Oct Avianca
17 Oct - 24 Oct Avianca
19 Oct - 26 Oct Avianca
25 Oct - 01 Nov Avianca
26 Oct - 02 Nov Avianca
28 Oct - 04 Nov Avianca
30 Oct - 06 Nov Avianca
20 Oct - 09 Nov Avianca
19 Oct - 09 Nov Avianca
21 Oct - 11 Nov Avianca
22 Oct - 09 Nov Avianca
28 Oct - 11 Nov Avianca
30 Oct - 14 Nov Air Transat direct

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

Powered by

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.

Book a cheap hotel in San Jose

Cheap car rent in San Jose

Feel free to contact us with any feedback or request another flight research.