Cheapest return flights from Washington to San Salvador in August from $261

Best time to book flights for Washington (IAD) to San Salvador (SAL) flights at AirHint

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

Return flights

01 Aug - 03 Sep Volaris El Salvador direct
24 Aug - 08 Sep Volaris El Salvador direct
27 Aug - 03 Sep Volaris El Salvador direct
22 Aug - 31 Aug Volaris El Salvador direct
08 Aug - 15 Aug Volaris El Salvador direct
01 Aug - 16 Aug Volaris El Salvador direct

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