Cheapest return flights from Washington (DCA) to San Juan (SJU), August

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
18 Aug 25 Aug Southwest Airlines
27 Aug 02 Sep Southwest Airlines
17 Aug 25 Aug Southwest Airlines
23 Aug 25 Aug Southwest Airlines
25 Aug 29 Aug Southwest Airlines
22 Aug 25 Aug Southwest Airlines
28 Aug 03 Sep Southwest Airlines
29 Aug 04 Sep Southwest Airlines
17 Aug 27 Aug Southwest Airlines
24 Aug 29 Aug Southwest Airlines
13 Aug 20 Aug Southwest Airlines
22 Aug 29 Aug Southwest Airlines
24 Aug 28 Aug Southwest Airlines
27 Aug 01 Sep Southwest Airlines
29 Aug 04 Sep jetBlue
Direct Flight
29 Aug 05 Sep United
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deals for one-way flights from Washington to San Juan in August.

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Updated Jul 9, 2026.

About these fares

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