Cheapest one-way flights from Washington to San Juan in August from 66€

AirHint found the following cheapest one-way flights from Washington (DCA) to San Juan (SJU) in August 2025 (see full year).

One-Way flights

25 Aug Southwest Airlines
24 Aug Southwest Airlines
31 Aug Delta
10 Aug United
16 Aug United
25 Aug jetBlue direct
05 Aug Southwest Airlines
01 Aug United
15 Aug United
22 Aug Southwest Airlines

Also check the deals for return flights from Washington to San Juan in August.

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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