AirHint found the following cheapest return flights from San Jose (SJO) to Santo Domingo (SDQ) in September 2025 (see full year).

Return flights

29 Sep - 04 Oct	Copa
09 Sep - 13 Sep	Copa
22 Sep - 29 Sep	Copa
16 Sep - 22 Sep	Copa
24 Sep - 30 Sep	Copa
26 Sep - 29 Sep	Copa
15 Sep - 20 Sep	Copa
20 Sep - 22 Sep	Copa
24 Sep - 29 Sep	Copa
27 Sep - 02 Oct	Copa
29 Sep - 02 Oct	Copa
15 Sep - 18 Sep	Copa
22 Sep - 25 Sep	Copa

Also check the deals for one-way flights from San Jose to Santo Domingo in September.

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 San Jose to Santo Domingo in September from $256

Return flights