Cheapest return YUL–SJO flights, August

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

Return flights

17 Aug - 31 Aug Avianca
24 Aug - 31 Aug Avianca
24 Aug - 04 Sep Avianca
28 Aug - 04 Sep Avianca
25 Aug - 01 Sep Avianca
26 Aug - 02 Sep Avianca
21 Aug - 31 Aug Avianca
20 Aug - 26 Aug Avianca
24 Aug - 26 Aug Avianca
17 Aug - 31 Aug Air Transat direct
24 Aug - 31 Aug Air Transat direct
21 Aug - 31 Aug Air Transat direct
19 Aug - 26 Aug Avianca
24 Aug - 04 Sep Air Transat direct
28 Aug - 04 Sep Air Transat direct
28 Aug - 11 Sep Air Transat direct
17 Aug - 25 Aug Avianca
27 Aug - 03 Sep Avianca
30 Aug - 06 Sep Avianca
31 Aug - 07 Sep Avianca

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

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.