Cheapest return flights from Washington to San Juan in August from 157€

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

Return flights

31 Aug - 05 Sep United
31 Aug - 04 Sep United
11 Aug - 16 Aug Delta
18 Aug - 22 Aug Delta
04 Aug - 07 Aug Southwest Airlines
04 Aug - 08 Aug Southwest Airlines
01 Aug - 08 Aug Southwest Airlines
12 Aug - 22 Aug Southwest Airlines
18 Aug - 21 Aug Southwest Airlines
30 Aug - 13 Sep United
04 Aug - 13 Aug Southwest Airlines
26 Aug - 09 Sep United
06 Aug - 13 Aug jetBlue
24 Aug - 28 Aug Delta
23 Aug - 06 Sep United
27 Aug - 10 Sep United
22 Aug - 05 Sep United
31 Aug - 14 Sep United
24 Aug - 07 Sep United
28 Aug - 04 Sep jetBlue

Also check the deals for one-way 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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