Cheapest return flights from Montreal to San Juan in May from 257€

AirHint found the following cheapest return flights from Montreal (YUL) to San Juan (SJU) in May 2026 (see full year).

Return flights

02 May - 09 May United
05 May - 12 May United
01 May - 08 May United
04 May - 11 May United
06 May - 13 May United
08 May - 15 May United
10 May - 17 May United
12 May - 19 May United
13 May - 20 May United
18 May - 25 May United
31 May - 07 Jun Avianca
26 May - 02 Jun Air Canada
27 May - 03 Jun Air Canada
25 May - 01 Jun Air Canada
28 May - 04 Jun United

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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