Cheapest return DUB–SJU flights, May

AirHint found the following cheapest return flights from Dublin (DUB) to San Juan (SJU) in May 2026 (see full year).

Return flights

25 May - 01 Jun jetBlue
25 May - 31 May jetBlue
23 May - 01 Jun KLM
24 May - 02 Jun jetBlue
22 May - 01 Jun Air France
24 May - 01 Jun Delta
23 May - 31 May jetBlue
22 May - 31 May jetBlue
13 May - 22 May Delta
25 May - 25 May Aer Lingus

Also check the deals for one-way flights from Dublin to San Juan in May.

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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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