Cheapest return flights from Dublin to San Juan in April from $634

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

Return flights

23 Apr - 29 Apr WestJet
16 Apr - 21 Apr WestJet
23 Apr - 30 Apr WestJet
16 Apr - 28 Apr Finnair
09 Apr - 19 Apr Finnair
19 Apr - 29 Apr Finnair
17 Apr - 02 May Finnair
09 Apr - 16 Apr Finnair
24 Apr - 26 Apr Finnair
16 Apr - 20 Apr Finnair
26 Apr - 01 May WestJet
10 Apr - 18 Apr Finnair

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

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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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