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

Return flights

05 Dec - 12 Dec	Avianca	direct
10 Dec - 19 Dec	Avianca	direct
29 Dec - 22 Jan	Avianca
01 Dec - 08 Dec	Avianca	direct
03 Dec - 10 Dec	Avianca	direct
01 Dec - 11 Dec	Avianca
02 Dec - 09 Dec	Avianca
06 Dec - 13 Dec	Avianca
04 Dec - 11 Dec	Avianca
10 Dec - 10 Dec	Avianca
28 Dec - 17 Jan	Avianca
01 Dec - 11 Dec	Avianca	direct
16 Dec - 16 Jan	Avianca
28 Dec - 10 Jan	Avianca
25 Dec - 08 Jan	Air Transat	direct
21 Dec - 21 Jan	Air Transat
05 Dec - 02 Jan	Copa
25 Dec - 04 Jan	Air Transat	direct
18 Dec - 05 Jan	Copa
22 Dec - 05 Jan	Air Transat

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

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 Salvador in December from 313€

Return flights