Cheapest return flights from Montreal to San Juan in August from 372€

Best time to book flights for Montreal (YUL) to San Juan (SJU) flights at AirHint

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

Return flights

23 Aug - 30 Sep United
11 Aug - 18 Aug Air Transat
31 Aug - 07 Sep United
30 Aug - 06 Sep WestJet
02 Aug - 12 Aug Air Transat
08 Aug - 25 Aug WestJet
08 Aug - 15 Aug WestJet
09 Aug - 16 Aug WestJet
14 Aug - 21 Aug WestJet
16 Aug - 23 Aug WestJet
20 Aug - 27 Aug WestJet
23 Aug - 30 Aug WestJet
29 Aug - 05 Sep WestJet
06 Aug - 13 Aug Air Transat
28 Aug - 04 Sep WestJet
25 Aug - 01 Sep WestJet

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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