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Santiago de los Caballeros

$137+ 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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — STI
Apr 22 — Apr 291
Wed 4/22
Wed 4/29
1 adult, Economy
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Cheap 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 March 23, 2026.

This JetBlue deal was found by Cheapflights users on 3/20. 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.
Thu 5/215:23 pm
SJU
-
STI
Nonstop1h 10m
JetBlue
Sun 5/247:48 pm
STI
-
SJU
Nonstop1h 07m
JetBlue
Deal found 3/20$278
This Priceline deal was found by Cheapflights users on 3/19. 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 6/15:23 pm
SJU
-
STI
Nonstop1h 10m
JetBlue
Sun 6/148:08 pm
STI
-
SJU
Nonstop1h 10m
JetBlue
Deal found 3/19$283
This FlightHub deal was found by Cheapflights users on 3/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/231:57 pm
SJU
-
STI
Nonstop1h 15m
JetBlue
Mon 4/274:22 pm
STI
-
SJU
Nonstop1h 11m
JetBlue
Deal found 3/18$288
This JetBlue deal was found by Cheapflights users on 3/19. 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.
Wed 6/175:43 pm
SJU
-
STI
Nonstop1h 15m
JetBlue
Tue 6/238:08 pm
STI
-
SJU
Nonstop1h 10m
JetBlue
Deal found 3/19$289
This FlightHub deal was found by Cheapflights users on 3/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/211:44 pm
SJU
-
STI
Nonstop1h 16m
JetBlue
Thu 3/264:10 pm
STI
-
SJU
Nonstop1h 11m
JetBlue
Deal found 3/18$295
This JetBlue deal was found by Cheapflights users on 3/18. 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.
Thu 4/161:57 pm
SJU
-
STI
Nonstop1h 15m
JetBlue
Tue 4/214:22 pm
STI
-
SJU
Nonstop1h 11m
JetBlue
Deal found 3/18$303
This JetBlue deal was found by Cheapflights users on 3/22. 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 4/134:08 pm
SJU
-
STI
Nonstop1h 13m
JetBlue
Tue 4/148:01 am
STI
-
SJU
1 stop7h 38m
JetBlue
Deal found 3/22$307
This JetBlue deal was found by Cheapflights users on 3/20. 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.
Thu 4/166:43 pm
SJU
-
STI
1 stop12h 37m
JetBlue
Sun 4/194:22 pm
STI
-
SJU
Nonstop1h 11m
JetBlue
Deal found 3/20$308
This Priceline deal was found by Cheapflights users on 3/22. 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.
Fri 4/104:08 pm
SJU
-
STI
Nonstop1h 13m
Multiple Airlines
Sat 4/112:46 am
STI
-
SJU
1 stop16h 09m
Multiple Airlines
Deal found 3/22$310

Find 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 March 23, 2026.

Round-trip from

$278
(JetBlue)

One-way from

$137
(Super.com)

Popular in

December

Cheapest in

September

Average price

$229

Good round-trip deal

$247 or less

Good one-way deal

$118 or less
From Puerto Rico to Santiago de los Caballeros
Search Deals
One-way flight from Puerto Rico to Santiago de los Caballeros
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Puerto Rico to Santiago de los Caballeros.
Search Deals
Price to beat on a one-way flight from Puerto Rico to Santiago de los Caballeros.
Search Deals

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 March 23, 2026.
Use the filters below to find and compare flights from Puerto Rico to Santiago de los Caballeros that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Fri 6/5

5:23 pm-6:33 pm

Nonstop1h 10m

Santiago de los Caballeros

Mon 6/8

7:48 pm-8:55 pm

Nonstop1h 07m

$278

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Fri 5/29

3:54 pm-5:07 pm

Nonstop1h 13m

Santiago de los Caballeros

Wed 6/3

6:17 pm-7:24 pm

Nonstop1h 07m

$278

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Thu 5/21

5:23 pm-6:33 pm

Nonstop1h 10m

Santiago de los Caballeros

Mon 5/25

7:48 pm-8:55 pm

Nonstop1h 07m

$278

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Fri 5/22

5:23 pm-6:33 pm

Nonstop1h 10m

Santiago de los Caballeros

Mon 5/25

7:48 pm-8:55 pm

Nonstop1h 07m

$303

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Thu 4/16

6:43 pm-7:20 am

1 stop12h 37m

Santiago de los Caballeros

Fri 4/24

8:01 am-5:49 pm

1 stop9h 48m

$345

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Fri 4/3

4:08 pm-5:21 pm

Nonstop1h 13m

Santiago de los Caballeros

Mon 4/13

6:31 pm-7:38 pm

Nonstop1h 07m

$363

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Sat 6/6

9:20 pm-7:40 am

1 stop10h 20m

Santiago de los Caballeros

Tue 6/16

8:08 pm-9:18 pm

Nonstop1h 10m

$368

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Fri 5/15

1:57 pm-3:12 pm

Nonstop1h 15m

Santiago de los Caballeros

Wed 5/20

8:57 am-10:09 pm

1 stop13h 12m

$387
Cheapest one-way

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Tue 9/15

11:35 am-12:50 pm

Nonstop1h 15m

$139
Quickest one-way

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Thu 5/21

5:23 pm-6:33 pm

Nonstop1h 10m

$139

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/18

Showing 1-10 of 19 resultsSorted by cheapest first
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, October is the cheapest month in which you can book a flight from Puerto Rico to Santiago de los Caballeros (average of $88). Flying from Puerto Rico to Santiago de los Caballeros in January is currently the most expensive (average of $136). 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 March 23, 2026.

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.

How often are flights from Puerto Rico to Santiago de los Caballeros delayed?

About 16% of weekly flights between Puerto Rico and Santiago de los Caballeros have experienced delays in the past year, with the average delay time being 107 minutes.

What is the most punctual flight time for Puerto Rico to Santiago de los Caballeros flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Puerto Rico to Santiago de los Caballeros flights?

Over the last year, Frontier have had the lowest number of delays on this route, with just 13% of flights being delayed.

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 March 23, 2026.
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
2,908 reviews

Boarding

7.4

Food

6.6

Crew

8.0

Entertainment

7.2

Comfort

7.5

Overall

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

FLL - ORH

I pay extra for an even more seat row 3, but the luggage area has no more spots so i have to place my luggage in row 10. This was totally un accepatable.
JetBlue
7.2
Good
2,908 reviews
JetBlue
7.2
Good
2,908 reviews

Boarding

7.4

Food

6.6

Crew

8.0

Entertainment

7.2

Comfort

7.5

Overall

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

FLL - ORH

I pay extra for an even more seat row 3, but the luggage area has no more spots so i have to place my luggage in row 10. This was totally un accepatable.
Frontier
5.7
Fair
3,019 reviews
JetBlue
7.2
Good
2,908 reviews

Boarding

7.4

Food

6.6

Crew

8.0

Entertainment

7.2

Comfort

7.5

Overall

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

FLL - ORH

I pay extra for an even more seat row 3, but the luggage area has no more spots so i have to place my luggage in row 10. This was totally un accepatable.

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 10m. JetBlue provides one of the quickest options available for as low as $278. 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 $186 for a flight from Puerto Rico to Santiago de los Caballeros. The cheapest flight overall is $75 while the most popular route, (San Juan Luis Munoz Marin Intl - Santiago de los Caballeros) is currently priced at $186.

  • 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, October is the cheapest month in which you can book a flight from Puerto Rico to Santiago de los Caballeros (average of $88). Flying from Puerto Rico to Santiago de los Caballeros in January is currently the most expensive (average of $136). 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 March 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$82Average$175FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$167Average$255FlexibilityNo cancel feeOn-time62%

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