Cheapest one-way flights from Washington to San Salvador in June from $138

AirHint found the following cheapest one-way flights from Washington (IAD) to San Salvador (SAL) in June 2025 (see full year).

One-Way flights

27 Jun Frontier Airlines
30 Jun Frontier Airlines
23 Jun Frontier Airlines
25 Jun Frontier Airlines
20 Jun Frontier Airlines
21 Jun American Airlines
24 Jun American Airlines
28 Jun Frontier Airlines
18 Jun Frontier Airlines
29 Jun Avianca direct

Also check the deals for return flights from Washington to San Salvador in June.

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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