AirHint found the following cheapest one-way flights from Boston (BOS) to San Juan (SJU) in June 2026 (see full year).
One-Way flights
| 06 Jun | Delta | direct | |
| 11 Jun | United | ||
| 25 Jun | jetBlue | direct | |
| 24 Jun | Southwest Airlines | ||
| 24 Jun | Delta | direct | |
| 18 Jun | Delta | direct | |
| 18 Jun | United | ||
| 14 Jun | Spirit Airlines |
Also check the deals for return flights from Boston 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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