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Santiago de los Caballeros

$146+ 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 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — STI
Jun 22 — Jun 291
Mon 6/22
Mon 6/29
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 May 23, 2026.

This Super.com deal was found by Cheapflights users on 5/18. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/33:54 pm
SJU
-
STI
Nonstop1h 13m
JetBlue
Mon 7/64:54 pm
STI
-
SJU
Nonstop1h 10m
JetBlue
Deal found 5/18$303
This JetBlue deal was found by Cheapflights users on 5/18. 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.
Mon 6/13:54 pm
SJU
-
STI
Nonstop1h 13m
JetBlue
Mon 6/225:02 pm
STI
-
SJU
Nonstop1h 11m
JetBlue
Deal found 5/18$309
This JetBlue deal was found by Cheapflights users on 5/18. 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.
Wed 6/174:23 pm
SJU
-
STI
Nonstop1h 15m
JetBlue
Tue 6/235:18 pm
STI
-
SJU
Nonstop1h 10m
JetBlue
Deal found 5/18$322
This JetBlue deal was found by Cheapflights users on 5/22. 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.
Thu 6/114:23 pm
SJU
-
STI
Nonstop1h 15m
JetBlue
Sat 6/204:54 pm
STI
-
SJU
Nonstop1h 10m
JetBlue
Deal found 5/22$324
This Super.com deal was found by Cheapflights users on 5/18. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/62:19 pm
SJU
-
STI
Nonstop1h 15m
JetBlue
Mon 7/64:54 pm
STI
-
SJU
Nonstop1h 10m
JetBlue
Deal found 5/18$333
This JetBlue deal was found by Cheapflights users on 5/18. 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 5/283:54 pm
SJU
-
STI
Nonstop1h 13m
JetBlue
Sun 5/316:17 pm
STI
-
SJU
Nonstop1h 07m
JetBlue
Deal found 5/18$339
This Priceline deal was found by Cheapflights users on 5/22. 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.
Sun 7/124:39 pm
SJU
-
STI
Nonstop1h 15m
JetBlue
Sat 7/184:11 pm
STI
-
SJU
Nonstop1h 09m
JetBlue
Deal found 5/22$354
This Super.com deal was found by Cheapflights users on 5/21. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/243:54 pm
SJU
-
STI
Nonstop1h 13m
JetBlue
Wed 5/276:17 pm
STI
-
SJU
Nonstop1h 07m
JetBlue
Deal found 5/21$364
This JetBlue deal was found by Cheapflights users on 5/18. 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.
Fri 6/124:23 pm
SJU
-
STI
Nonstop1h 15m
JetBlue
Mon 6/155:04 pm
STI
-
SJU
Nonstop1h 10m
JetBlue
Deal found 5/18$387
This JetBlue deal was found by Cheapflights users on 5/18. 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.
Fri 7/314:25 pm
SJU
-
STI
Nonstop1h 15m
JetBlue
Sat 8/154:54 pm
STI
-
SJU
Nonstop1h 10m
JetBlue
Deal found 5/18$389
This JetBlue deal was found by Cheapflights users on 5/22. 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.
Tue 9/111:05 am
SJU
-
STI
1 stop12h 46m
JetBlue
Sat 9/54:54 pm
STI
-
SJU
Nonstop1h 10m
JetBlue
Deal found 5/22$400

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 May 23, 2026.

Round-trip from

$303
(Super.com)

One-way from

$146
(Super.com)

Popular in

December

Cheapest in

September

Average price

$279

Good round-trip deal

$339 or less

Good one-way deal

$146 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. 5% potential increase in price ($15 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 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

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Tue 9/1

4:25 pm-5:40 pm

Nonstop1h 15m

Santiago de los Caballeros

Sat 9/5

4:54 pm-6:04 pm

Nonstop1h 10m

$309

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Fri 8/28

4:25 pm-5:40 pm

Nonstop1h 15m

Santiago de los Caballeros

Sun 8/30

4:54 pm-6:04 pm

Nonstop1h 10m

$309

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Fri 10/23

5:15 pm-6:29 pm

Nonstop1h 14m

Santiago de los Caballeros

Mon 11/2

10:20 pm-11:29 pm

Nonstop1h 09m

$309

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Wed 8/5

4:39 pm-5:54 pm

Nonstop1h 15m

Santiago de los Caballeros

Wed 8/12

4:54 pm-6:04 pm

Nonstop1h 10m

$309
Quickest round-trip

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Wed 9/23

5:15 pm-6:29 pm

Nonstop1h 14m

Santiago de los Caballeros

Wed 9/30

9:35 pm-10:43 pm

Nonstop1h 08m

$309

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Wed 6/10

3:54 pm-5:07 pm

Nonstop1h 13m

Santiago de los Caballeros

Wed 6/17

5:16 pm-6:26 pm

Nonstop1h 10m

$309

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Fri 6/12

4:23 pm-5:38 pm

Nonstop1h 15m

Santiago de los Caballeros

Sat 6/20

4:54 pm-6:04 pm

Nonstop1h 10m

$339

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Mon 7/27

4:39 pm-5:54 pm

Nonstop1h 15m

Santiago de los Caballeros

Mon 8/3

4:11 pm-5:20 pm

Nonstop1h 09m

$404
Cheapest one-way
Quickest one-way

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Sun 8/16

4:25 pm-5:40 pm

Nonstop1h 15m

$150

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Mon 6/15

4:23 pm-5:38 pm

Nonstop1h 15m

$150

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/18

Showing 1-10 of 18 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, July is the cheapest month in which you can book a flight from Puerto Rico to Santiago de los Caballeros (average of $82). Flying from Puerto Rico to Santiago de los Caballeros in January is currently the most expensive (average of $180). 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 May 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 18% of weekly flights between Puerto Rico and Santiago de los Caballeros have experienced delays in the past year, with the average delay time being 104 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 15% of flights being delayed.

How far ahead should I book a flight from Puerto Rico to Santiago de los Caballeros?

Booking 32 days in advance of your planned departure date is, on average, the best time to get cheap flights from Puerto Rico to Santiago de los Caballeros. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 May 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
2,981 reviews

Entertainment

7.2

Overall

7.2

Crew

7.9

Comfort

7.5

Boarding

7.3

Food

6.6

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
2,981 reviews
JetBlue
7.2
Good
2,981 reviews

Entertainment

7.2

Overall

7.2

Crew

7.9

Comfort

7.5

Boarding

7.3

Food

6.6

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
2,940 reviews
JetBlue
7.2
Good
2,981 reviews

Entertainment

7.2

Overall

7.2

Crew

7.9

Comfort

7.5

Boarding

7.3

Food

6.6

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 15m. JetBlue provides one of the quickest options available for as low as $309. 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 $269 for a flight from Puerto Rico to Santiago de los Caballeros. The cheapest flight overall is $141 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, July is the cheapest month in which you can book a flight from Puerto Rico to Santiago de los Caballeros (average of $82). Flying from Puerto Rico to Santiago de los Caballeros in January is currently the most expensive (average of $180). 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 May 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$82Average$175FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$167Average$267FlexibilityNo cancel feeOn-time62%

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