Cheapest return flights from Montreal to San Salvador in September from $375

Best time to book flights for Montreal (YUL) to San Salvador (SAL) flights at AirHint

AirHint found the following cheapest return flights from Montreal (YUL) to San Salvador (SAL) in September 2025 (see full year).

Return flights

07 Sep - 15 Sep Avianca
15 Sep - 22 Sep Avianca
17 Sep - 24 Sep Avianca
12 Sep - 19 Sep Avianca
29 Sep - 08 Oct Avianca
28 Sep - 05 Oct Avianca
15 Sep - 24 Sep Copa
15 Sep - 23 Sep Copa
29 Sep - 06 Oct Copa
08 Sep - 15 Sep Copa
23 Sep - 30 Sep Copa
10 Sep - 17 Sep Copa
16 Sep - 23 Sep Copa
24 Sep - 01 Oct Copa
30 Sep - 07 Oct Copa
27 Sep - 04 Oct Copa

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

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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