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Santiago de los Caballeros

$89+ Cheap flights from Puerto Rico to Santiago de los Caballeros (STI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — STI
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Puerto Rico to Santiago de los Caballeros

Keep the following information in mind while searching for Puerto Rico to Santiago de los Caballeros flight deals. Data was last updated September 16, 2025.

Round-trip from

$167
(Expedia)

One-way from

$89
(Priceline)

Popular in

December

Cheapest in

February

Average price

$207

Good round-trip deal

$98 or less

Good one-way deal

$98 or less
From Puerto Rico to Santiago de los Caballeros
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One-way flight from Puerto Rico to Santiago de los Caballeros
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Highest demand for flights based on searches. 11% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Puerto Rico to Santiago de los Caballeros.
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Price to beat on a one-way flight from Puerto Rico to Santiago de los Caballeros.
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Find flight deals from Puerto Rico to Santiago de los Caballeros

Cheapest flights from Puerto Rico to Santiago de los Caballeros
Explore the most affordable flight options available from Puerto Rico to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This CheapOair deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1911:35 amSJU - STI
Nonstop1h 15mJetBlue
Mon 9/222:00 pmSTI - SJU
Nonstop1h 14mJetBlue
Deal found 9/15$167
This JetBlue deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1311:35 amSJU - STI
Nonstop1h 15mJetBlue
Thu 10/304:33 pmSTI - SJU
Nonstop1h 15mJetBlue
Deal found 9/15$169
This JetBlue deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/272:08 pmSJU - STI
Nonstop1h 17mJetBlue
Mon 11/35:25 pmSTI - SJU
Nonstop1h 10mJetBlue
Deal found 9/15$183
This Priceline deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1811:35 amSJU - STI
Nonstop1h 15mJetBlue
Sat 9/202:35 pmSTI - SJU
Nonstop1h 14mJetBlue
Deal found 9/14$187
This CheapOair deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1511:35 amSJU - STI
Nonstop1h 15mJetBlue
Fri 9/192:00 pmSTI - SJU
Nonstop1h 14mJetBlue
Deal found 9/14$197
This Priceline deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/62:58 pmSJU - STI
Nonstop1h 17mJetBlue
Tue 11/115:25 pmSTI - SJU
Nonstop1h 10mJetBlue
Deal found 9/14$198
This CheapOair deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/102:58 pmSJU - STI
Nonstop1h 17mJetBlue
Sun 11/165:25 pmSTI - SJU
Nonstop1h 10mJetBlue
Deal found 9/14$213
This Priceline deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1711:35 amSJU - STI
Nonstop1h 15mJetBlue
Fri 9/192:00 pmSTI - SJU
Nonstop1h 14mJetBlue
Deal found 9/15$217
This Priceline deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2211:35 amSJU - STI
Nonstop1h 15mJetBlue
Sun 11/233:45 pmSTI - SJU
Nonstop1h 15mJetBlue
Deal found 9/14$218
This JetBlue deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2811:35 amSJU - STI
Nonstop1h 15mJetBlue
Wed 10/12:00 pmSTI - SJU
Nonstop1h 14mJetBlue
Deal found 9/14$227
This JetBlue deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/211:26 pmSJU - STI
Nonstop1h 15mJetBlue
Sun 11/303:52 pmSTI - SJU
Nonstop1h 15mJetBlue
Deal found 9/15$233
This deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/201:26 pmSJU - STI
Nonstop1h 15mJetBlue
Sun 11/303:52 pmSTI - SJU
Nonstop1h 15mJetBlue
Deal found 9/14$248

Cheapflights Fare Finder

 
Customize your flight search to find flights from Puerto Rico to Santiago de los Caballeros that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Puerto Rico to Santiago de los Caballeros that are best for you.

Fly from

Puerto Rico

Fly to

Santiago de los Caballeros

Route

Depart

Return

Price

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Mon 10/13

11:35 am-12:50 pm

Nonstop1h 15m

Santiago de los Caballeros

Thu 10/30

4:33 pm-5:48 pm

Nonstop1h 15m

$169

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Mon 10/27

2:08 pm-3:25 pm

Nonstop1h 17m

Santiago de los Caballeros

Mon 11/3

5:25 pm-6:35 pm

Nonstop1h 10m

$183

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Fri 10/10

11:35 am-12:50 pm

Nonstop1h 15m

Santiago de los Caballeros

Tue 10/14

2:00 pm-3:14 pm

Nonstop1h 14m

$197

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Fri 3/6

1:15 pm-2:14 pm

Nonstop0h 59m

Santiago de los Caballeros

Mon 3/9

3:25 pm-4:23 pm

Nonstop0h 58m

$198

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Thu 2/19

1:15 pm-2:14 pm

Nonstop0h 59m

Santiago de los Caballeros

Thu 2/26

3:25 pm-4:23 pm

Nonstop0h 58m

$198

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Fri 11/21

1:26 pm-2:41 pm

Nonstop1h 15m

Santiago de los Caballeros

Sun 11/30

3:52 pm-5:07 pm

Nonstop1h 15m

$233

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Thu 12/25

4:11 pm-5:24 pm

Nonstop1h 13m

Santiago de los Caballeros

Sun 12/28

6:34 pm-7:45 pm

Nonstop1h 11m

$253

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Sat 10/4

6:00 pm-8:45 am

1 stop14h 45m

Santiago de los Caballeros

Sun 10/5

2:00 pm-3:14 pm

Nonstop1h 14m

$261

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Mon 11/24

1:26 pm-2:41 pm

Nonstop1h 15m

Santiago de los Caballeros

Sat 11/29

3:50 pm-5:05 pm

Nonstop1h 15m

$273

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Tue 11/11

9:15 pm-8:19 am

1 stop11h 04m

Santiago de los Caballeros

Sat 11/15

5:25 pm-6:35 pm

Nonstop1h 10m

$278

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 19 results
1
2

Best time to book a flight from Puerto Rico to Santiago de los Caballeros

Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from Puerto Rico with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Puerto Rico to Santiago de los Caballeros

What is the cheapest month to book a flight from Puerto Rico to Santiago de los Caballeros?

Currently, May is the cheapest month in which you can book a flight from Puerto Rico to Santiago de los Caballeros (average of $347). Flying from Puerto Rico to Santiago de los Caballeros in July is currently the most expensive (average of $600). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PR to STI?

Find hourly flight availability from Puerto Rico to Santiago de los Caballeros. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

When flying from Puerto Rico to Santiago de los Caballeros, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Santiago de los Caballeros

Get insights into the airlines that provide service to Santiago de los Caballeros. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Santiago de los Caballeros. Reviews last updated September 16, 2025.
Peruse reviews from past customers who have flown with JetBlue and Frontier from Puerto Rico to Santiago de los Caballeros to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
JetBlue
7.2
Good
2,912 reviews

Crew

8.0

Overall

7.2

Entertainment

7.3

Boarding

7.4

Comfort

7.6

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Jason,Aug 2025

JFK - PBI

Horrible horrible they didn't delay flight time for refueling and pilot who timed out on tarmac. Horrible horrible operations
JetBlue
7.2
Good
2,912 reviews
JetBlue
7.2
Good
2,912 reviews

Crew

8.0

Overall

7.2

Entertainment

7.3

Boarding

7.4

Comfort

7.6

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Jason,Aug 2025

JFK - PBI

Horrible horrible they didn't delay flight time for refueling and pilot who timed out on tarmac. Horrible horrible operations
Frontier
5.8
Fair
3,172 reviews
JetBlue
7.2
Good
2,912 reviews

Crew

8.0

Overall

7.2

Entertainment

7.3

Boarding

7.4

Comfort

7.6

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Jason,Aug 2025

JFK - PBI

Horrible horrible they didn't delay flight time for refueling and pilot who timed out on tarmac. Horrible horrible operations

Related info for your journey

Find useful and relevant information for your journey from Puerto Rico to Santiago de los Caballeros. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Santiago de los Caballeros from Puerto Rico?

    Santiago de los Caballeros (STI) is the airport you will fly into if you book a flight from Puerto Rico to Santiago de los Caballeros. It is only a 6.8 mi journey from Santiago (STI) to Santiago de los Caballeros’s city center.

  • How long is the flight from Puerto Rico to Santiago de los Caballeros?

    A quick flight from Puerto Rico to Santiago de los Caballeros can take about 1h 15m. JetBlue provides one of the quickest options available for as low as $169. Airlines will cover a distance of 308 mi. All flights are typically nonstop.

  • What are the cheapest flights from Puerto Rico to Santiago de los Caballeros?

    On average you can expect to pay $143 for a flight from Puerto Rico to Santiago de los Caballeros. The cheapest flight overall is $82 while the most popular route, (San Juan Luis Munoz Marin Intl - Santiago de los Caballeros) is currently priced at $167.

  • Can I find deals for flights from Puerto Rico to Santiago de los Caballeros that include hotel bookings?

    Yes. In addition to deals on Puerto Rico to Santiago de los Caballeros flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Puerto Rico to Santiago de los Caballeros?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Puerto Rico to Santiago de los Caballeros.

  • Can I find deals for business class flights from Puerto Rico to Santiago de los Caballeros?

    Yes. Cheapflights offers flight deals from Puerto Rico to Santiago de los Caballeros by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Puerto Rico to Santiago de los Caballeros?

    Currently, May is the cheapest month in which you can book a flight from Puerto Rico to Santiago de los Caballeros (average of $347). Flying from Puerto Rico to Santiago de los Caballeros in July is currently the most expensive (average of $600). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Puerto Rico to Santiago de los Caballeros

Discover the top 2 airlines that operate flights from Puerto Rico to Santiago de los Caballeros. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$82Average$175FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$161Average$266FlexibilityNo cancel feeOn-time62%

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