AirHint found the following cheapest return flights from Washington (IAD) to San Salvador (SAL) in July 2026 (see full year).
Return flights
| 13 Jul - 31 Jul | Avianca | direct | |
| 31 Jul - 22 Aug | Avianca | direct | |
| 01 Jul - 05 Aug | Avianca | direct |
Also check the deals for one-way flights from Washington to San Salvador in July.
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