Cheapest return YUL–SJU flights, December

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

Return flights

05 Dec - 12 Dec Air Canada direct
12 Dec - 19 Dec Air Canada direct
07 Dec - 14 Dec United
01 Dec - 15 Dec United
09 Dec - 16 Dec United
04 Dec - 11 Dec Air Canada
02 Dec - 09 Dec United
02 Dec - 16 Dec United
08 Dec - 15 Dec United
11 Dec - 18 Dec Air Canada
31 Dec - 07 Jan WestJet
23 Dec - 12 Jan United
30 Dec - 06 Jan WestJet
22 Dec - 13 Jan United
23 Dec - 07 Jan Arajet
27 Dec - 03 Jan Air Transat
27 Dec - 03 Jan Air Transat direct
29 Dec - 05 Jan WestJet
25 Dec - 01 Jan WestJet
28 Dec - 04 Jan United

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

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