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

Return flights

11 Nov - 18 Nov	United
15 Nov - 18 Nov	United
03 Nov - 08 Nov	United
03 Nov - 12 Nov	United
03 Nov - 16 Dec	United
11 Nov - 16 Dec	United
15 Nov - 16 Dec	United
18 Nov - 16 Dec	United
02 Nov - 03 Dec	United
18 Nov - 12 Dec	United
16 Nov - 09 Dec	United
04 Nov - 11 Nov	United
08 Nov - 15 Nov	United
06 Nov - 27 Nov	United
03 Nov - 10 Nov	United
20 Nov - 27 Nov	United
06 Nov - 13 Nov	United
26 Nov - 03 Dec	United
28 Nov - 05 Dec	Air Canada
25 Nov - 02 Dec	United

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

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

Return flights