Cheapest return flights from Dublin to San Jose in December from $944

Best time to book flights for Dublin (DUB) to San Jose (SJO) flights at AirHint

AirHint found the following cheapest return flights from Dublin (DUB) to San Jose (SJO) in December 2025 (see full year).

Return flights

29 Dec - 17 Jan United
01 Dec - 17 Dec KLM
23 Dec - 06 Jan Iberia
19 Dec - 01 Jan Iberia
24 Dec - 07 Jan United
18 Dec - 01 Jan Iberia
20 Dec - 01 Jan Iberia
24 Dec - 06 Jan Air France
23 Dec - 02 Jan Iberia
23 Dec - 07 Jan KLM
19 Dec - 02 Jan Iberia

Also check the deals for one-way flights from Dublin to San Jose in December.

Skyscanner

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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