Cheapest return flights from Washington to San Juan in August from $298

Best time to book flights for Washington (DCA) to San Juan (SJU) flights at AirHint

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

Return flights

31 Aug - 04 Sep jetBlue
25 Aug - 28 Aug jetBlue
17 Aug - 21 Aug jetBlue direct
25 Aug - 28 Aug jetBlue direct
04 Aug - 09 Aug American Airlines
17 Aug - 24 Aug jetBlue
15 Aug - 17 Aug United
21 Aug - 27 Aug jetBlue
05 Aug - 09 Aug American Airlines
27 Aug - 31 Aug jetBlue
29 Aug - 03 Sep jetBlue
14 Aug - 19 Aug United
28 Aug - 02 Sep jetBlue
29 Aug - 01 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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