Cheapest return flights from Montreal to San Juan in April from $270

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

Return flights

13 Apr - 12 May United
26 Apr - 06 May United
28 Apr - 12 May United
25 Apr - 12 May United
20 Apr - 29 Apr United
12 Apr - 22 Apr United
21 Apr - 29 Apr United
28 Apr - 07 May United
29 Apr - 06 May United
28 Apr - 05 May United
25 Apr - 29 Apr United
22 Apr - 29 Apr United
15 Apr - 22 Apr United
29 Apr - 03 May Arajet
15 Apr - 26 Apr Arajet
22 Apr - 26 Apr Arajet
10 Apr - 19 Apr Arajet
10 Apr - 26 Apr Arajet
26 Apr - 03 May Porter Airlines (Canada) Ltd
30 Apr - 07 May Air Transat

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

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