Cheapest return flights from Washington to San Salvador in April from $280

AirHint found the following cheapest return flights from Washington (IAD) to San Salvador (SAL) in April 2026 (see full year).

Return flights

13 Apr - 17 Apr Delta
18 Apr - 24 Apr Delta
20 Apr - 23 Apr Delta
14 Apr - 17 Apr Delta
07 Apr - 09 Apr Frontier Airlines direct
17 Apr - 20 Apr Frontier Airlines
14 Apr - 16 Apr Delta
04 Apr - 10 Apr Frontier Airlines
09 Apr - 13 Apr Frontier Airlines
08 Apr - 13 Apr Frontier Airlines
08 Apr - 24 May United
25 Apr - 02 May Copa

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

Powered by

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.

Book a cheap hotel in San Salvador

Cheap car rent in San Salvador

Feel free to contact us with any feedback or request another flight research.