Cheapest return flights from Montreal to San Juan in August from 346€

AirHint found the following cheapest return flights from Montreal (YUL) to San Juan (SJU) in August 2025 (see full year).

Return flights

31 Aug - 07 Sep Porter Airlines (Canada) Ltd
01 Aug - 08 Aug Porter Airlines (Canada) Ltd
09 Aug - 16 Aug Porter Airlines (Canada) Ltd
10 Aug - 17 Aug Porter Airlines (Canada) Ltd
02 Aug - 09 Aug Porter Airlines (Canada) Ltd
28 Aug - 04 Sep Porter Airlines (Canada) Ltd
29 Aug - 05 Sep Porter Airlines (Canada) Ltd
26 Aug - 02 Sep Porter Airlines (Canada) Ltd
16 Aug - 23 Aug Arajet
13 Aug - 20 Aug Porter Airlines (Canada) Ltd
08 Aug - 15 Aug Porter Airlines (Canada) Ltd
05 Aug - 12 Aug Porter Airlines (Canada) Ltd
04 Aug - 15 Aug Porter Airlines (Canada) Ltd
01 Aug - 06 Aug Porter Airlines (Canada) Ltd
27 Aug - 03 Sep Porter Airlines (Canada) Ltd
23 Aug - 01 Sep Arajet
25 Aug - 01 Sep Arajet

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

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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