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

Return flights

21 Jul - 08 Aug	United
21 Jul - 29 Jul	United
15 Jul - 20 Jul	United
16 Jul - 21 Jul	United
10 Jul - 16 Jul	United
09 Jul - 12 Jul	United
10 Jul - 22 Jul	United
04 Jul - 09 Jul	United
10 Jul - 14 Jul	jetBlue
18 Jul - 21 Jul	United
27 Jul - 08 Aug	American Airlines
28 Jul - 01 Aug	United
17 Jul - 22 Jul	United
31 Jul - 04 Aug	American Airlines
24 Jul - 01 Aug	American Airlines
23 Jul - 01 Aug	American Airlines
27 Jul - 09 Aug	United
31 Jul - 16 Aug	American Airlines
06 Jul - 31 Aug	jetBlue
02 Jul - 30 Aug	jetBlue

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

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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Cheapest return flights from Washington to San Salvador in July from $368

Return flights