Cheapest return flights from Washington to San Salvador in August from 372€

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

21 Aug - 25 Aug United
23 Aug - 28 Aug United
22 Aug - 26 Aug United
30 Aug - 06 Sep United
01 Aug - 04 Aug United direct
03 Aug - 23 Aug United
05 Aug - 15 Aug United direct
22 Aug - 31 Aug United
29 Aug - 01 Sep Copa

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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