Cheapest return flights from Montreal to San Juan in May from 175€

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

Return flights

01 May - 10 May Arajet
06 May - 17 May Arajet
08 May - 17 May Arajet
02 May - 07 May United
06 May - 15 May United
10 May - 15 May United
05 May - 12 May United
02 May - 09 May United
03 May - 09 May United
01 May - 07 May United
27 May - 03 Jun United
26 May - 02 Jun United
30 May - 16 Jun United
30 May - 06 Jun United
28 May - 04 Jun United
29 May - 05 Jun United
31 May - 07 Jun United
25 May - 01 Jun United
31 May - 20 Jun WestJet

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

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