AirHint found the following cheapest one-way flights from San Diego (SAN) to San Juan (SJU) in June 2026 (see full year).
One-Way flights
| 24 Jun | Frontier Airlines | ||
| 16 Jun | Frontier Airlines | ||
| 01 Jun | Frontier Airlines | ||
| 12 Jun | Frontier Airlines | ||
| 19 Jun | Frontier Airlines |
Also check the deals for return flights from San Diego to San Juan in June.
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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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