Cheapest return SAL–SJU flights, September

AirHint found the following cheapest return flights from San Salvador (SAL) to San Juan (SJU) in September 2026 (see full year).

Return flights

17 Sep - 24 Sep United
20 Sep - 26 Sep United
21 Sep - 26 Sep United
19 Sep - 26 Sep United
24 Sep - 26 Sep United
17 Sep - 25 Sep United
17 Sep - 26 Sep United
18 Sep - 26 Sep Copa
25 Sep - 26 Sep Copa
26 Sep - 26 Sep Copa

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

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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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