Cheapest return flights from Montreal to San Juan in May from $267

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 May 2025 (see full year).

Return flights

06 May - 09 May United
07 May - 16 May United
06 May - 16 May United
10 May - 14 May Porter Airlines (Canada) Ltd
01 May - 10 May Delta
02 May - 09 May United
06 May - 14 May Delta
01 May - 07 May United
28 May - 04 Jun United
04 May - 13 May Air Transat
07 May - 14 May United
30 May - 06 Jun United
25 May - 01 Jun Air Transat
29 May - 05 Jun Air Transat
31 May - 07 Jun United
26 May - 02 Jun WestJet

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

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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