AirHint found the following cheapest one-way flights from Washington (DCA) to San Juan (SJU) in June 2026 (see full year).
One-Way flights
| 08 Jun | Delta | ||
| 24 Jun | United | ||
| 03 Jun | United | ||
| 15 Jun | United | ||
| 16 Jun | Delta | ||
| 23 Jun | Delta | ||
| 18 Jun | Southwest Airlines | ||
| 22 Jun | United | ||
| 17 Jun | Southwest Airlines | ||
| 12 Jun | Southwest Airlines |
Also check the deals for return flights from Washington 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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