Cheap Flights from Santiago (STI) to San Salvador (SAL)

Popular airlines from Cibao Intl. Airport (STI) to El Salvador Intl. Airport (SAL)

Find available prices by choosing your travel dates.
Flights from Santiago (STI) to San Salvador (SAL)
Origin airport
Cibao Intl.
Destination airport
El Salvador Intl.
Airlines serving
American Airlines, Delta, United
Distance
1289 mi

Santiago to San Salvador Flights

The cheapest times to fly from Santiago to San Salvador

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Santiago to San Salvador are during the month of . You can find some of the cheapest flights from Santiago to San Salvador with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Santiago to San Salvador

Sunday is one of the best days to book for cheap flights from Santiago to San Salvador: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Santiago to San Salvador

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Santiago to San Salvador in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Santiago to San Salvador flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Santiago to San Salvador airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

Is it cheaper to buy a plane ticket from Santiago Airport to El Salvador Intl. Airport (SAL) last minute?
Booking your journey from STI to El Salvador Intl. Airport Saint Oscar Arnulfo Romero y Galdámez at the last minute could save you a tidy sum if you get lucky and find an awesome deal. However, airfares usually don’t drop in price as the departure date nears. If you procrastinate, flights could also be sold out or the best seats long gone. If you’d prefer to play it safe, book well in advance of your departure date. In fact, you can find some of the biggest deals up to a year in advance. If your favorite airline hasn’t released tickets yet, check back regularly as offers are updated on Expedia all the time.
What airports do you fly into for San Salvador from Santiago de los Caballeros?
El Salvador Intl. Airport (SAL) is the main terminal where Santiago de los Caballeros to San Salvador flights set down. It’s around 20 mi southeast of the middle of San Salvador. You can find incredible deals on flights, activities, hotels and more when you arrange your San Salvador vacation with Expedia.
Can I change the date of my flight from Santiago Airport to El Salvador Intl. Airport (SAL)?
You can quickly make changes to your Santiago Airport to El Salvador Intl. Airport (SAL) flight by logging in to the Expedia Trips portal. But before you make any adjustments, read over the rules and restrictions in your itinerary to see what the carrier will let you do and what fees apply for changes. Some airlines charge a change fee per person, plus any difference in fare prices. However, if you booked in the last 24 hours, you may be able to cancel for free and book new flights. You can also stop by our Customer Service portal to find the answers to your questions and to chat with our Virtual Agent.

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*Available to One Key members.