Cheap Flights from San Juan (SJU) to Santo Domingo (HEX)

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Find available prices by choosing your travel dates.
Flights from San Juan (SJU) to Santo Domingo (HEX)
Origin airport
Luis Munoz Marin Intl.
Destination airport
Herrera Intl.
Distance
259 mi

San Juan to Santo Domingo Flights

The cheapest times to fly from San Juan to Santo Domingo

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 San Juan to Santo Domingo are during the month of . You can find some of the cheapest flights from San Juan to Santo Domingo with Expedia's search tool and vast selection of airlines.

The best time to book a flight from San Juan to Santo Domingo

Sunday is one of the best days to book for cheap flights from San Juan to Santo Domingo: 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 San Juan to Santo Domingo

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 San Juan to Santo Domingo 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 San Juan to Santo Domingo 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 San Juan to Santo Domingo 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 Luis Munoz Marin Intl. Airport (SJU) to HEX last minute?
Booking your journey from SJU to Herrera International Airport at the last minute could save you money if you luck out and find an epic deal. However, fares usually don’t get cheaper as the date of departure nears. If you hold out, flights could also be sold out or the best seats taken (we hope you like the middle seat!). If you’d rather err on the side of caution, book well in advance of your departure date. In fact, Expedia has some of the biggest deals up to 12 months in advance. If your favorite carrier hasn’t released tickets yet, check back regularly as offers are constantly updated on Expedia.
What airports do you fly into for Santo Domingo from San Juan?
With Herrera Intl. Airport (HEX), Las Americas Intl. Airport (SDQ) and El Catey Intl. Airport (AZS) to choose from, getting from San Juan to Santo Domingo is simple. The city’s major gateway, Herrera Intl. Airport (HEX), is roughly 5 mi west of the downtown area. Along with ticket prices, consider things like the ease of getting from the airport and the distance to your hotel before making your decision. Get your Santo Domingo adventure off to a flying start by exploring Centro Olimpico and Quisqueya Stadium.
Can I change the date of my flight from Luis Munoz Marin Intl. Airport (SJU) to HEX?
Life can throw a spanner in your plans, so Expedia is here to help make amending your journey as easy as possible. To start, find your Luis Munoz Marin Intl. Airport (SJU) to Herrera International Airport itinerary through the Expedia Trips portal and check the fare rules about what changes are allowed. If you purchased your airfare in the last 24 hours, some airlines will let you cancel at no cost and organize new flights. If you bought your ticket more than 24 hours ago, contact us through our Customer Service portal to see how we can help.

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