AirHint found the following cheapest one-way flights from Santo Domingo (SDQ) to San Juan (SJU) in July 2025 (see full year).

One-Way flights

29 Jul	Frontier Airlines	direct
22 Jul	Frontier Airlines	direct
23 Jul	Frontier Airlines	direct
25 Jul	Frontier Airlines	direct
30 Jul	Frontier Airlines	direct
17 Jul	Frontier Airlines	direct
12 Jul	Arajet	direct
19 Jul	Frontier Airlines	direct
28 Jul	Arajet	direct
11 Jul	Frontier Airlines	direct

Also check the deals for return flights from Santo Domingo to San Juan in July.

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 one-way flights from Santo Domingo to San Juan in July from $122

One-Way flights