$88 Cheap Flights from San Juan (SJU) to Santiago (STI)

View $88 flight on Wed, Jul 30, 2025Opens in a new window

Popular airlines from Luis Munoz Marin Intl. Airport (SJU) to Cibao Intl. Airport (STI)

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Cheap Flights from San Juan to Santiago (SJU-STI)

Prices were available within the past 7 days and start at $88 for one-way flights and $185 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, Jul 16 - Mon, Jul 21
SJU
San Juan
STI
Santiago de los Caballeros
$185 Roundtrip, just found
$185
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Jul 16 from San Juan to Santiago de los Caballeros, returning Mon, Jul 21, priced at $185 just found
Frontier Airlines
Mon, Aug 18 - Sun, Aug 31
SJU
San Juan
STI
Santiago de los Caballeros
$215 Roundtrip, found 2 hours ago
$215
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Mon, Aug 18 from San Juan to Santiago de los Caballeros, returning Sun, Aug 31, priced at $215 found 2 hours ago
JetBlue Airways
Sun, Jul 6 - Wed, Jul 9
SJU
San Juan
STI
Santiago de los Caballeros
$217 Roundtrip, just found
$217
Roundtrip
just found
Select JetBlue Airways flight, departing Sun, Jul 6 from San Juan to Santiago de los Caballeros, returning Wed, Jul 9, priced at $217 just found
JetBlue Airways
Sun, Jul 6 - Wed, Jul 9
SJU
San Juan
STI
Santiago de los Caballeros
$225 Roundtrip, just found
$225
Roundtrip
just found
Select JetBlue Airways flight, departing Sun, Jul 6 from San Juan to Santiago de los Caballeros, returning Wed, Jul 9, priced at $225 just found
JetBlue Airways
Thu, Jul 10 - Mon, Jul 14
SJU
San Juan
STI
Santiago de los Caballeros
$225 Roundtrip, just found
$225
Roundtrip
just found
Select JetBlue Airways flight, departing Thu, Jul 10 from San Juan to Santiago de los Caballeros, returning Mon, Jul 14, priced at $225 just found
JetBlue Airways
Tue, Jul 1 - Wed, Jul 23
SJU
San Juan
STI
Santiago de los Caballeros
$229 Roundtrip, found 1 day ago
$229
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Tue, Jul 1 from San Juan to Santiago de los Caballeros, returning Wed, Jul 23, priced at $229 found 1 day ago
Frontier Airlines
Wed, Jul 9 - Thu, Jul 31
SJU
San Juan
STI
Santiago de los Caballeros
$230 Roundtrip, just found
$230
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Jul 9 from San Juan to Santiago de los Caballeros, returning Thu, Jul 31, priced at $230 just found
Spirit Airlines
Fri, Jul 11 - Wed, Jul 16
SJU
San Juan
STI
Santiago de los Caballeros
$249 Roundtrip, found 1 day ago
$249
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Fri, Jul 11 from San Juan to Santiago de los Caballeros, returning Wed, Jul 16, priced at $249 found 1 day ago
American Airlines
Tue, Sep 30 - Tue, Oct 7
SJU
San Juan
STI
Santiago de los Caballeros
$462 Roundtrip, found 15 hours ago
$462
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Tue, Sep 30 from San Juan to Santiago de los Caballeros, returning Tue, Oct 7, priced at $462 found 15 hours ago
United
Sun, Jul 13 - Wed, Jul 16
SJU
San Juan
STI
Santiago de los Caballeros
$1,025 Roundtrip, found 1 hour ago
$1,025
Roundtrip
found 1 hour ago
Select United flight, departing Sun, Jul 13 from San Juan to Santiago de los Caballeros, returning Wed, Jul 16, priced at $1,025 found 1 hour ago

Find the cheapest month to fly from San Juan (SJU) to Santiago de los Caballeros (STI)

October is typically the cheapest month to fly

From $139 - $345 per traveler.

Graph displaying average flight prices per month

Flights from San Juan (SJU) to Santiago (STI)
Origin airport
Luis Munoz Marin Intl.
Destination airport
Cibao Intl.
Airlines serving
American Airlines, Frontier Airlines, JetBlue Airways, Spirit Airlines, United
Roundtrip price
$185
Distance
307 mi
Average flight time
1 hour 16 mins

San Juan to Santiago Flights

The cheapest times to fly from San Juan to Santiago

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

 

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

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

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 Santiago in 2025. You can also book with separate airlines for your outbound and return journeys, from $88 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 Santiago 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 Santiago 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

How much does a flight from Luis Munoz Marin Intl. Airport (SJU) to Cibao Intl. Airport (STI) cost?
Score cheap return fares from Luis Munoz Marin Intl. Airport (SJU) to Cibao Intl. Airport (STI) starting at $177. Grab your seat and start your adventure. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Frontier Airlines flight leaving SJU on July 9 2025 and touching down at STI. The price was last updated on June 28 2025 and has not changed since.
What is the cheapest month to fly from SJU to STI?
The cheapest flights from SJU to STI are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Luis Munoz Marin Intl. Airport (SJU) to Cibao Intl. Airport (STI)?
Catch a nonstop flight with JetBlue Airways and head straight from Luis Munoz Marin Intl. Airport (SJU) to Cibao Intl. Airport (STI).
What is the cheapest airline that flies from SJU to STI?
At the moment, the cheapest carrier offering one-way flights from SJU to STI is Frontier Airlines. You can book a seat on this route from $84. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from SJU on July 16 2025. Prices were last updated on June 28 2025 and have not changed since.
How many flights per day from Luis Munoz Marin Intl. Airport (SJU) to Cibao Intl. Airport (STI)?
On average, there is just 1 nonstop flight taking off from Luis Munoz Marin Intl. Airport (SJU) to Cibao Intl. Airport (STI) every day. If this doesn't suit your schedule, check out flights with a layover. Just filter your search on Expedia to include one stop or more to find a better alternative.
What are the most popular departure times for flights from Luis Munoz Marin Intl. Airport (SJU) to Cibao Intl. Airport (STI)?
The 11 AM departures from SJU to STI are the top choice for many travelers. These flights can come with a higher price due to their popularity. If you want to save on your trip, pick a less crowded time to fly.
What day of the week has the most flights from SJU to STI?
Friday offers the most flights from Luis Munoz Marin Intl. Airport (SJU) to Cibao Intl. Airport (STI). Consider taking off on this day and you'll have the best chance of finding a schedule that works for you.
What is the earliest flight from Luis Munoz Marin Intl. Airport (SJU) to Cibao Intl. Airport (STI)?
Hop on the earliest flight at around 11:25AM UTC-4, heading out of Luis Munoz Marin Intl. Airport (SJU). You'll be in the air for roughly 1h 15m, arriving at Cibao Intl. Airport (STI) at approximately 12:40PM UTC-4.
How long does it take to fly from Luis Munoz Marin Intl. Airport (SJU) to Cibao Intl. Airport (STI)?
The average flight time from SJU to STI is 1 hour and 15 minutes, covering a distance of 310 mi.
What airline has the least delays from SJU to STI?
Delta Air Lines has the strongest track record for on-time direct flights from Luis Munoz Marin Intl. Airport (SJU) to Cibao Intl. Airport (STI), with an on-time rating of 100%. Use the Expedia App to look up your flight status before you head off and get real-time alerts about any trip changes.
What is the best time to fly from Luis Munoz Marin Intl. Airport (SJU) to Cibao Intl. Airport (STI)?
To reach Cibao Intl. Airport (STI) without delays, book a flight that takes off from Luis Munoz Marin Intl. Airport (SJU) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Santiago de los Caballeros from Luis Munoz Marin Intl. Airport (SJU)?
If you're boarding a direct flight from Luis Munoz Marin Intl. Airport (SJU) to Santiago de los Caballeros, Cibao Intl. Airport (STI) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Luis Munoz Marin Intl. Airport (SJU) to Cibao Intl. Airport (STI) last-minute?
Waiting until right before your break to book your flight from SJU to STI often results in higher prices. While you might find some last-minute offers, they're not always guaranteed. Be flexible with your travel plans for a better chance of snagging a bargain.
Is it cheaper to book a SJU to STI flight and hotel package?
Compared with arranging hotels and flights separately, booking a SJU to STI flight and hotel package with Expedia could lead to significant savings. What's more, managing everything in one place will take the hassle out of planning your trip. Just pick your flights and choose from our extensive range of stays, then personalize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Luis Munoz Marin Intl. Airport (SJU) to Cibao Intl. Airport (STI)?
If you booked your SJU to STI flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

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