Find a great deal and save up to 30% by booking at least 34 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from McAllen to El Salvador within the next two weeks, with the cheapest ticket starting at $451.
Due to multiple factors, expect to potentially pay more when booking in December. For low rates, March can be a great choice for travel to El Salvador. Flights to El Salvador from McAllen in March are about $430 on average during March, but can be found for as low as $301.