Cheapest return flights from Washington to San Juan in July from 140€

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

Return flights

26 Jul - 01 Aug Southwest Airlines
14 Jul - 24 Jul Southwest Airlines
13 Jul - 16 Jul Southwest Airlines
13 Jul - 17 Jul Southwest Airlines
08 Jul - 11 Jul United
29 Jul - 07 Aug Southwest Airlines
13 Jul - 18 Jul United
06 Jul - 11 Jul American Airlines
14 Jul - 19 Jul Southwest Airlines
09 Jul - 16 Jul Southwest Airlines
06 Jul - 09 Jul United
12 Jul - 15 Jul Southwest Airlines
23 Jul - 06 Aug United
30 Jul - 06 Aug Southwest Airlines
31 Jul - 03 Aug Southwest Airlines
18 Jul - 01 Aug United
19 Jul - 02 Aug United
22 Jul - 05 Aug United
25 Jul - 08 Aug United
21 Jul - 04 Aug United

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

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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