Cheapest return flights from Montreal to San Juan in October from 240€

AirHint found the following cheapest return flights from Montreal (YUL) to San Juan (SJU) in October 2025 (see full year).

Return flights

05 Oct - 15 Oct United
22 Oct - 29 Oct United
01 Oct - 08 Oct United
04 Oct - 11 Oct United
21 Oct - 28 Oct United
26 Oct - 30 Oct United
26 Oct - 31 Oct United
01 Oct - 07 Oct United
29 Oct - 05 Nov United
27 Oct - 05 Nov United
28 Oct - 26 Nov United
28 Oct - 01 Nov United
31 Oct - 05 Nov United
26 Oct - 02 Nov United
05 Oct - 11 Oct United
17 Oct - 24 Oct United
25 Oct - 01 Nov United
24 Oct - 01 Nov United
27 Oct - 06 Nov United
31 Oct - 07 Nov United

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

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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