AirHint found the following cheapest return flights from Dublin (DUB) to San Jose (SJO) in March 2026 (see full year).
Return flights
| 06 Mar - 30 Mar | Air Canada | ||
| 04 Mar - 18 Mar | United | ||
| 12 Mar - 25 Mar | Delta | ||
| 02 Mar - 27 Mar | United | ||
| 06 Mar - 14 Mar | Aer Lingus | ||
| 21 Mar - 05 Apr | KLM |
Also check the deals for one-way flights from Dublin to San Jose in March.
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