Cheapest return flights from Washington to San Juan in April from 348€

AirHint found the following cheapest return flights from Washington (DCA) to San Juan (SJU) in April 2026 (see full year).

Return flights

04 Apr - 05 Apr jetBlue
18 Apr - 25 Apr United
01 Apr - 06 Apr Delta
02 Apr - 06 Apr Delta

Also check the deals for one-way flights from Washington to San Juan in April.

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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