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Santiago de los Caballeros

$104+ 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — STI
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
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 December 4, 2025.

This CheapOair deal was found by Cheapflights users on 12/4. 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.
Thu 12/256:28 pmSJU - STI
1 stop8h 14mSpirit Airlines
Sat 12/273:43 amSTI - SJU
1 stop8h 15mSpirit Airlines
Deal found 12/4$281
This Priceline deal was found by Cheapflights users on 12/4. 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 12/1110:30 pmSJU - STI
1 stop9h 49mJetBlue
Mon 12/154:57 pmSTI - SJU
Nonstop1h 15mJetBlue
Deal found 12/4$320
This JetBlue deal was found by Cheapflights users on 12/4. 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 12/98:50 pmSJU - STI
1 stop11h 29mJetBlue
Thu 12/114:57 pmSTI - SJU
Nonstop1h 15mJetBlue
Deal found 12/4$337
This Priceline deal was found by Cheapflights users on 12/4. 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 12/710:30 pmSJU - STI
1 stop9h 49mJetBlue
Thu 12/114:57 pmSTI - SJU
Nonstop1h 15mJetBlue
Deal found 12/4$342
This JetBlue deal was found by Cheapflights users on 12/3. 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 12/225:40 pmSJU - STI
Nonstop1h 13mJetBlue
Sat 12/278:04 pmSTI - SJU
Nonstop1h 11mJetBlue
Deal found 12/3$356
This Priceline deal was found by Cheapflights users on 12/3. 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 12/265:40 pmSJU - STI
Nonstop1h 13mJetBlue
Sun 1/1111:47 amSTI - SJU
1 stop24h 08mJetBlue
Deal found 12/3$363
This Priceline deal was found by Cheapflights users on 12/4. 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 12/118:50 pmSJU - STI
1 stop11h 29mMultiple Airlines
Sun 12/143:43 amSTI - SJU
1 stop8h 49mMultiple Airlines
Deal found 12/4$371
This JetBlue deal was found by Cheapflights users on 12/4. 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 12/2610:25 pmSJU - STI
1 stop11h 50mJetBlue
Sat 1/38:04 pmSTI - SJU
Nonstop1h 11mJetBlue
Deal found 12/4$376
This Priceline deal was found by Cheapflights users on 12/3. 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 12/48:48 pmSJU - STI
1 stop11h 31mJetBlue
Tue 12/94:57 pmSTI - SJU
Nonstop1h 15mJetBlue
Deal found 12/3$379

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 December 4, 2025.

Round-trip from

$218
(JetBlue)

One-way from

$104
(JetBlue)

Popular in

December

Cheapest in

February

Average price

$299

Good round-trip deal

$199 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. 7% potential increase in price ($16 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 December 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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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 December 4, 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

Fri 5/8

4:40 pm-5:52 pm

Nonstop1h 12m

Santiago de los Caballeros

Sun 5/24

7:05 pm-8:15 pm

Nonstop1h 10m

$218

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Wed 3/4

11:13 am-12:27 pm

Nonstop1h 14m

Santiago de los Caballeros

Sat 3/7

1:39 pm-2:51 pm

Nonstop1h 12m

$218

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Tue 2/3

7:45 pm-8:19 am

1 stop12h 34m

Santiago de los Caballeros

Sat 2/7

4:55 pm-6:05 pm

Nonstop1h 10m

$243

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Thu 4/16

9:35 pm-7:15 am

1 stop9h 40m

Santiago de los Caballeros

Mon 4/20

2:50 pm-3:48 pm

Nonstop0h 58m

$295

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Fri 1/9

3:51 pm-5:04 pm

Nonstop1h 13m

Santiago de los Caballeros

Mon 1/12

11:47 am-8:02 pm

1 stop8h 15m

$300

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Fri 2/6

7:45 pm-8:23 am

1 stop12h 38m

Santiago de los Caballeros

Sun 2/8

9:25 am-5:35 pm

1 stop8h 10m

$305

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Thu 2/26

11:13 am-12:27 pm

Nonstop1h 14m

Santiago de los Caballeros

Mon 3/2

10:11 am-6:12 pm

1 stop8h 01m

$319

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Fri 1/16

3:51 pm-5:04 pm

Nonstop1h 13m

Santiago de los Caballeros

Mon 1/19

6:14 pm-7:25 pm

Nonstop1h 11m

$348

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Mon 1/12

3:51 pm-5:04 pm

Nonstop1h 13m

$104

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Mon 2/2

3:51 pm-5:04 pm

Nonstop1h 13m

$104

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 17 results
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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, January is the cheapest month in which you can book a flight from Puerto Rico to Santiago de los Caballeros (average of $83). Flying from Puerto Rico to Santiago de los Caballeros in June 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 December 4, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 58% on flights from Puerto Rico to Santiago de los Caballeros by exploring options for tickets in the afternoon.

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

About 15% of weekly flights between Puerto Rico and Santiago de los Caballeros have experienced delays in the past year, with the average delay time being 105 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?

Saturday 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, JetBlue have had the lowest number of delays on this route, with just 12% 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 December 4, 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
2,898 reviews

Crew

8.0

Food

6.7

Boarding

7.4

Overall

7.2

Entertainment

7.2

Comfort

7.6

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
2,898 reviews
JetBlue
7.2
Good
2,898 reviews

Crew

8.0

Food

6.7

Boarding

7.4

Overall

7.2

Entertainment

7.2

Comfort

7.6

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
3,092 reviews
JetBlue
7.2
Good
2,898 reviews

Crew

8.0

Food

6.7

Boarding

7.4

Overall

7.2

Entertainment

7.2

Comfort

7.6

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 12m. JetBlue provides one of the quickest options available for as low as $218. 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 $263 for a flight from Puerto Rico to Santiago de los Caballeros. The cheapest flight overall is $189 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, January is the cheapest month in which you can book a flight from Puerto Rico to Santiago de los Caballeros (average of $83). Flying from Puerto Rico to Santiago de los Caballeros in June 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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$82Average$175FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$167Average$263FlexibilityNo cancel feeOn-time62%

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