Cheapest return YUL–SJU flights, May

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

Return flights

27 May - 31 May Arajet
30 May - 04 Jun Air Canada
27 May - 03 Jun Arajet
27 May - 08 Jun Arajet
20 May - 27 May Arajet
29 May - 05 Jun Arajet
20 May - 30 May Arajet
30 May - 06 Jun United
06 May - 10 May Arajet
28 May - 04 Jun Porter Airlines (Canada) Ltd
26 May - 02 Jun Porter Airlines (Canada) Ltd
22 May - 29 May Arajet
06 May - 13 May United
15 May - 19 May Arajet
15 May - 22 May Arajet
31 May - 07 Jun Porter Airlines (Canada) Ltd
06 May - 14 May United
19 May - 24 May United
25 May - 01 Jun Copa

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

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