Cheapest return flights from Montreal to San Juan in May from 300€

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

Return flights

06 May - 13 May Arajet
13 May - 20 May Arajet
13 May - 18 May Arajet
13 May - 19 May Arajet
02 May - 06 May United
29 May - 07 Jun Arajet
01 May - 07 May Air Canada
23 May - 30 May Porter Airlines (Canada) Ltd
02 May - 10 May Porter Airlines (Canada) Ltd
02 May - 09 May Porter Airlines (Canada) Ltd
22 May - 29 May Arajet
28 May - 04 Jun Porter Airlines (Canada) Ltd
26 May - 02 Jun Porter Airlines (Canada) Ltd
28 May - 02 Jun Porter Airlines (Canada) Ltd
22 May - 07 Jun WestJet
29 May - 05 Jun Arajet
30 May - 06 Jun Porter Airlines (Canada) Ltd
31 May - 07 Jun Porter Airlines (Canada) Ltd
25 May - 01 Jun Porter Airlines (Canada) Ltd

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

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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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