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

Return flights

30 Jul - 30 Aug	Volaris El Salvador	direct
22 Jul - 13 Aug	Avianca
11 Jul - 27 Jul	United	direct
31 Jul - 09 Aug	Avianca
22 Jul - 03 Aug	United	direct
11 Jul - 22 Jul	Avianca
09 Jul - 16 Jul	Avianca
27 Jul - 27 Aug	Spirit Airlines
09 Jul - 16 Jul	Avianca	direct
09 Jul - 21 Jul	Avianca
22 Jul - 26 Jul	Avianca
24 Jul - 29 Jul	Avianca
27 Jul - 27 Aug	Volaris El Salvador	direct
09 Jul - 24 Jul	Avianca
31 Jul - 05 Aug	Avianca
29 Jul - 04 Aug	Avianca
22 Jul - 26 Jul	Volaris El Salvador	direct
18 Jul - 29 Jul	United	direct
31 Jul - 06 Aug	Volaris El Salvador	direct
30 Jul - 06 Aug	Frontier Airlines

Also check the deals for one-way flights from San Salvador to Washington 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 San Salvador to Washington in July from $252

Return flights