Cheapest return flights from Montreal (YUL) to San Juan (SJU), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
12 Sep 19 Sep United
08 Sep 15 Sep United
02 Sep 08 Sep Arajet
02 Sep 06 Sep Arajet
22 Sep 29 Sep Air Canada
04 Sep 11 Sep United
18 Sep 25 Sep United
07 Sep 14 Sep United
13 Sep 20 Sep United
18 Sep 27 Sep Arajet
30 Sep 07 Oct United
25 Sep 02 Oct United
27 Sep 04 Oct Porter Airlines (Canada) Ltd
28 Sep 05 Oct United
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deals for one-way flights from Montreal to San Juan in September.

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Updated May 29, 2026.

About these fares

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