Cheap Flights from San Salvador to San Juan

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Flight deals from San Salvador to San Juan

Looking for a cheap last-minute deal or the best return flight from San Salvador to San Juan? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from San Salvador to San Juan

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Salvador to San Juan flights are currently cheapest in April.

Alternative San Salvador to San Juan routes

Looking for the cheapest, fastest or easiest route from San Salvador to San Juan? You could fly into the following airports instead.

San Salvador to San Juan: Flight information

The things to know before you go.
Cheapest flight foundج.م.‏ 10,294
Cheapest month to flyApril

Finding cheap flights from San Salvador to San Juan: Frequently asked questions

There are 6 airports in San Juan: San Juan Isla Grande, San Juan Luis Munoz Marin, Roosevelt Roads, Ponce, Vieques, and Culebra.
The best price we found for a return flight from San Salvador to San Juan is ج.م.‏ 17,443. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from San Salvador to San Juan. But we found flights with one or more stops from ج.م.‏ 17,443.
As of April 2025, there are no flights flying from San Salvador to San Juan.
The cheapest month to fly from San Salvador to San Juan is usually April 2025.
If you're flying from San Salvador Airport, the cheapest airport near San Juan is San Juan Luis Munoz Marin – which is 11.3 km away from the centre of San Juan. We've found flights into this airport from ج.م.‏ 17,443.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Salvador Airport to San Juan on Wednesday, 23 April 2025.
No airlines currently offer direct flights between San Salvador Airport and San Juan. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Juan but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Juan is around 40 days in advance, so don’t leave your flight to the last minute.
In April, the average temperature is usually around 26°C. August is typically the warmest month in San Juan, when it usually averages around 29°C. You can expect the least rain in February. The coldest month is January, with temperatures averaging 23°C. The rainiest month is September.
Currently, Avianca offers the cheapest flight tickets to San Juan.

Travelling from El Salvador International Airport (SAL) to San Juan: what you need to know

  • The timezone in San Juan is UTC-4. The city is 2 hours ahead of San Salvador, where El Salvador International Airport is located.

  • To ensure you get on your flight from SAL to San Juan, leave enough time to check in and drop off your luggage. Arriving two hours ahead of international departures and an hour before domestic flights is the general travel rule.

  • You'll likely experience bigger queues during popular months such as August and other peak seasons. Arriving up to four hours in advance for international flights and two hours for a domestic departure is a good idea.

  • Stopovers are the ideal opportunity to break up your journey — and possibly even explore another city. When searching for flights from SAL to San Juan, deselect the 'Direct flights only' box to see where you can visit along the way. Some popular options include:

    • Las Americas International Airport (SDQ)

    • Cancun International Airport (CUN)

    • Tocumen International Airport (PTY)

  • You'll need an embassy visa for Puerto Rico if you have a passport from El Salvador and are visiting for tourism purposes. Travel documentation and visa requirements can change. So before you book your cheap ticket from El Salvador International Airport to San Juan, check with your airline and your destination country's local embassy or consulate for the latest updates.

  • Central San Salvador to SAL is approximately 40 kilometres. Depending on traffic, it'll take about 40 minutes to get there if you're driving, catching a cab or ride-sharing.

  • Want a handy hotel near SAL? If you're catching an early flight from El Salvador International Airport to San Juan, these accommodation options will have you sleeping moments from check-in:

How to find the cheapest flights from El Salvador International Airport (SAL) to San Juan

  • ج.م.‏ 10,294 is the best price for a one-way ticket from El Salvador International Airport to San Juan. A return flight starts at ج.م.‏ 17,443. These fares may change depending on availability and demand.

  • To score cheap tickets from SAL to San Juan, book ahead. Airlines typically offer their most competitively priced fares when flights are first made available.

  • Finding cheap tickets from El Salvador International Airport to San Juan is easy if you can be flexible with your dates. Try using the 'Whole month' search tool to see the lowest prices across the month and snap up a great deal.

  • Sign into your online account or use the app to create a Price Alert. We'll get in touch right away if there's a better deal on this route. It doesn't take long, and it'll save you from searching for cheap flight tickets from SAL to San Juan every day.

  • Tailor your trip with filters. Pick your ideal arrival and departure times, airlines and total journey duration. You can also sort your results by 'Cheapest,' 'Fastest' or 'Best' flights from El Salvador International Airport to San Juan.

Airports in San Juan

Luis Munoz Marin International Airport (SJU)

Fernando Luis Ribas Dominicci Airport (SIG)

Best time to go to San Juan

  • It's time to plan your dates for your flight from El Salvador International Airport to San Juan. July is the busiest month for a trip to San Juan. If you like a more relaxed atmosphere, go in May.

  • Lock in your flight from El Salvador International Airport to San Juan for September to visit the city during its warmest month. Expect temperatures to range from 23ºC to 33ºC.

  • Search for cheap flights from SAL to San Juan in February if you like cooler conditions. Temperatures are at their lowest then, ranging between 20ºC and 28ºC on average.

More about San Juan

  • Start your San Juan trip right by choosing the perfect place to stay. Once you've booked your flight from El Salvador International Airport to San Juan, browse our selection of hotels including:

  • Castillo San Felipe del Morro and La Garita del morro de san juan bahia are just a couple of the big attractions to add to your San Juan to-do list. Keep the momentum going by heading to Fortaleza Street.

Complete your San Juan trip with a car rental

  • We use the same magic that helped you find your cheap flight from El Salvador International Airport to San Juan to track down amazing deals on car rentals. Search for your ride in seconds and easily compare your options. Plus we give you all the info you need to know about car rentals in San Juan, from the most popular rental company to the best time to book.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.