AirHint found the following cheapest one-way flights from San Juan (SJU) to San Jose (SJO) in March 2026 (see full year).
One-Way flights
| 31 Mar | Spirit Airlines | ||
| 24 Mar | Spirit Airlines | ||
| 17 Mar | Spirit Airlines | ||
| 30 Mar | Spirit Airlines | ||
| 04 Mar | Avianca | ||
| 01 Mar | Avianca | ||
| 15 Mar | Avianca | ||
| 03 Mar | Copa | ||
| 11 Mar | Spirit Airlines | ||
| 28 Mar | Spirit Airlines |
Also check the deals for return flights from San Juan to San Jose in March.
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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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