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Did you mean flights from San Juan to San Salvador?
El Salvador
Comalapa International Airport (El Salvador)
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Puerto Rico
Luis Muñoz Marín International Airport
At present, there are no direct flights from San Salvador to San Juan.
However, there are several flights from SAL to SJU with a stopover.
Select a stopover airport from the list below to see which airlines operate flights from SAL to SJU, and to see what flight schedules are available.
San Juan is a tropical destination known for its warm climate, with temperatures between 25°C and 30°C (77°F to 86°F) throughout the year. The area is characterized by high humidity and frequent rainfall.
Being located north of the equator, San Juan experiences its dry season from November to April, making this the perfect time to visit. In this period, you can expect mostly dry conditions, while the wet season will see days of rain. Humidity and temperatures are consistently high all year long.

In total there are 8 airlines that cover the full route from San Salvador SAL to San Juan SJU. These airlines are:
All other flights from San Salvador to San Juan are operated by a combination of multiple carriers, which are listed below:
In total there are 3 alliances that cover the full route from San Salvador SAL to San Juan SJU. These alliances are:
You can fly the full journey from SAL to SJU in either Economy or Business Class. Premium Economy and First Class are not available on this route, at least not on the full route with just 1 stopover.
However, for the first part of this route, Economy and Business Class are available. This depends on the stopover airport of your choice though.
Again depending on your stopover airport, available classes for the second part of this route are Economy, Premium Economy, Business or First Class.
In total there are 10 aircraft types that cover the full route from San Salvador to San Juan. These aircrafts are:
All other flights from San Salvador to San Juan are operated by a combination of multiple aircraft types.
The distance between San Salvador and San Juan is 1,570 miles (2,527 kilometers).
However, because there are no direct flights between SAL and SJU, the distance of the full journey varies between 1,826 and 4,304 miles (or 2,939 and 6,927 kilometers), depending on your stopover airport.
Flights from San Salvador to San Juan take from 5 hours and 3 minutes up to 9 hours and 42 minutes, depending on your stopover airport.
Please note that these times refer to the actual flight times, excluding the stopover time in between connecting flights, as this depends on your stopover airport as well as your date(s) of travel.
There are 2 airports in San Juan: Luis Muñoz Marín International Airport (SJU) and Fernando Luis Ribas Dominicci Airport (SIG).
From 5 hours and 3 minutes up to 9 hours and 42 minutes, depending on your stopover airport.
Note that this excludes the layover time in between connecting flights.
Because there are no direct flights between SAL and SJU, the total distance of the full journey varies between 1,826 and 4,304 miles (or 2,939 and 6,927 kilometers), depending on your stopover airport.
Copa Airlines, Avianca, Spirit Airlines, Frontier Airlines, American Airlines, Delta, United Airlines and Air Transat are flying the full route from San Salvador to San Juan.
JetBlue, Southwest Airlines, Volaris El Salvador, Air Canada and WestJet operate several connecting flights, but only partly.
Oneworld, SkyTeam and Star Alliance are flying from San Salvador to San Juan.
You can fly the full route from San Salvador to San Juan (with 1 stopover) in Economy and Business Class.
Aircraft types that fly the full route from San Salvador to San Juan (with 1 stopover):
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