Cheapest return flights from Montreal (YUL) to San Juan (SJU), August

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
26 Aug 30 Aug Arajet
29 Aug 05 Sep United
21 Aug 30 Aug Arajet
26 Aug 02 Sep Arajet
30 Aug 06 Sep Porter Airlines (Canada) Ltd
25 Aug 01 Sep United
27 Aug 03 Sep United
30 Aug 05 Sep United
04 Aug 11 Aug United
23 Aug 30 Aug Porter Airlines (Canada) Ltd
19 Aug 26 Aug Arajet
12 Aug 22 Aug Arajet
22 Aug 30 Aug Porter Airlines (Canada) Ltd
12 Aug 19 Aug Arajet
16 Aug 23 Aug Porter Airlines (Canada) Ltd
18 Aug 25 Aug Porter Airlines (Canada) Ltd
28 Aug 04 Sep United
31 Aug 07 Sep United
24 Aug 07 Sep Porter Airlines (Canada) Ltd
Powered by

deals for one-way flights from Montreal to San Juan in August.

Book a cheap hotel in San Juan

Cheap car rent in Luis Munoz Marin Intl

Updated May 30, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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