$231+ Cheap flights from Santiago de los Caballeros (STI) to Puerto Rico
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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
STI — SJU
Sep 21 — Sep 281
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Santiago de los Caballeros to Puerto Rico with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Santiago de los Caballeros to Puerto Rico
Cheapest
Best
Last-minute
One-way
Cheapest flights from Santiago de los Caballeros to Puerto RicoExplore the most affordable flight options available from Santiago de los Caballeros to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 22, 2026.
Explore the most affordable flight options available from Santiago de los Caballeros to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 22, 2026.
This JetBlue deal was found by Cheapflights users on 8/19. 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.
Fri 9/44:11 pm -
Nonstop1h 09m
Mon 9/75:05 pm -
Nonstop1h 15m
Deal found 8/19![JetBlue logo]()
$408
This JetBlue deal was found by Cheapflights users on 8/21. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/24:11 pm -
Nonstop1h 09m
Sun 9/65:05 pm -
Nonstop1h 15m
Deal found 8/21![JetBlue logo]()
$409
This JetBlue deal was found by Cheapflights users on 8/18. 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 9/217:39 pm -
Nonstop1h 09m
Mon 9/285:15 pm -
Nonstop1h 14m
Deal found 8/18![JetBlue logo]()
$410
This JetBlue deal was found by Cheapflights users on 8/17. 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 12/18:11 pm -
Nonstop1h 11m
Sun 12/65:45 pm -
Nonstop1h 16m
Deal found 8/17![JetBlue logo]()
$411
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/144:12 pm -
1 stop6h 17m
Mon 9/215:33 am -
1 stop9h 25m
Deal found 8/17![Copa Airlines logo]()
$412
This JetBlue deal was found by Cheapflights users on 8/22. 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.
Sun 11/110:20 pm -
Nonstop1h 09m
Fri 11/66:15 pm -
Nonstop1h 14m
Deal found 8/22![JetBlue logo]()
$418
This JetBlue deal was found by Cheapflights users on 8/19. 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.
Thu 12/38:11 pm -
Nonstop1h 11m
Thu 12/105:45 pm -
Nonstop1h 16m
Deal found 8/19![JetBlue logo]()
$426
This JetBlue deal was found by Cheapflights users on 8/18. 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 11/208:15 pm -
Nonstop1h 11m
Sun 11/225:50 pm -
Nonstop1h 15m
Deal found 8/18![JetBlue logo]()
$428
This JetBlue deal was found by Cheapflights users on 8/17. 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 12/18:11 pm -
Nonstop1h 11m
Thu 12/105:45 pm -
Nonstop1h 16m
Deal found 8/17![JetBlue logo]()
$429
This CheapOair deal was found by Cheapflights users on 8/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/274:11 pm -
Nonstop1h 09m
Mon 8/315:05 pm -
Nonstop1h 15m
Deal found 8/20![JetBlue logo]()
$435
This JetBlue deal was found by Cheapflights users on 8/19. 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.
Sun 12/208:11 pm -
Nonstop1h 11m
Sun 1/313:51 pm -
Nonstop1h 16m
Deal found 8/19![JetBlue logo]()
$443
This Copa Airlines deal was found by Cheapflights users on 8/18. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/34:00 pm -
1 stop6h 17m
Sun 12/66:13 pm -
1 stop20h 45m
Deal found 8/18![Copa Airlines logo]()
$446
Best flights from Santiago de los Caballeros to Puerto RicoDiscover carefully curated flight deals from Santiago de los Caballeros to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
Discover carefully curated flight deals from Santiago de los Caballeros to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
This JetBlue deal was found by Cheapflights users on 8/19. 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.
Fri 9/44:11 pm -
Nonstop1h 09m
Mon 9/75:05 pm -
Nonstop1h 15m
Deal found 8/19![JetBlue logo]()
$408
This Copa Airlines deal was found by Cheapflights users on 8/21. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/174:12 pm -
1 stop24h 02m
Sun 9/206:16 pm -
1 stop20h 42m
Deal found 8/21![Copa Airlines logo]()
$446
This JetBlue deal was found by Cheapflights users on 8/18. 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 9/257:39 pm -
Nonstop1h 09m
Sun 9/275:15 pm -
Nonstop1h 14m
Deal found 8/18![JetBlue logo]()
$410
This JetBlue deal was found by Cheapflights users on 8/17. 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 9/147:39 pm -
Nonstop1h 09m
Mon 9/215:15 pm -
Nonstop1h 14m
Deal found 8/17![JetBlue logo]()
$411
This JetBlue deal was found by Cheapflights users on 8/18. 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 11/610:20 pm -
Nonstop1h 09m
Mon 11/96:15 pm -
Nonstop1h 14m
Deal found 8/18![JetBlue logo]()
$418
This JetBlue deal was found by Cheapflights users on 8/22. 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.
Sun 11/110:20 pm -
Nonstop1h 09m
Fri 11/66:15 pm -
Nonstop1h 14m
Deal found 8/22![JetBlue logo]()
$418
This JetBlue deal was found by Cheapflights users on 8/19. 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.
Fri 9/117:39 pm -
Nonstop1h 09m
Mon 9/145:15 pm -
Nonstop1h 14m
Deal found 8/19![JetBlue logo]()
$418
This JetBlue deal was found by Cheapflights users on 8/21. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/99:35 pm -
Nonstop1h 08m
Mon 10/128:00 pm -
1 stop12h 54m
Deal found 8/21![JetBlue logo]()
$468
Last-minute flights from Santiago de los Caballeros to Puerto RicoDiscover last-minute flight deals from Santiago de los Caballeros to Puerto Rico. Data last updated August 22, 2026 and is based on user searches.
Discover last-minute flight deals from Santiago de los Caballeros to Puerto Rico. Data last updated August 22, 2026 and is based on user searches.
This JetBlue deal was found by Cheapflights users on 8/17. 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.
Sat 8/224:11 pm -
Nonstop1h 09m
Mon 8/245:05 pm -
Nonstop1h 15m
Deal found 8/17![JetBlue logo]()
$453
This Copa Airlines deal was found by Cheapflights users on 8/18. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/224:12 pm -
1 stop6h 17m
Wed 8/266:17 pm -
1 stop20h 42m
Deal found 8/18![Copa Airlines logo]()
$456
This JetBlue deal was found by Cheapflights users on 8/19. 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.
Mon 8/244:11 pm -
Nonstop1h 09m
Thu 8/275:05 pm -
Nonstop1h 15m
Deal found 8/19![JetBlue logo]()
$449
This JetBlue deal was found by Cheapflights users on 8/21. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/244:11 pm -
Nonstop1h 09m
Sun 8/305:05 pm -
Nonstop1h 15m
Deal found 8/21![JetBlue logo]()
$450
This CheapOair deal was found by Cheapflights users on 8/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/274:11 pm -
Nonstop1h 09m
Mon 8/315:05 pm -
Nonstop1h 15m
Deal found 8/20![JetBlue logo]()
$435
This Copa Airlines deal was found by Cheapflights users on 8/18. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/274:12 pm -
1 stop24h 02m
Sun 8/306:17 pm -
1 stop20h 42m
Deal found 8/18![Copa Airlines logo]()
$446
This JetBlue deal was found by Cheapflights users on 8/21. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/24:11 pm -
Nonstop1h 09m
Sun 9/65:05 pm -
Nonstop1h 15m
Deal found 8/21![JetBlue logo]()
$409
This JetBlue deal was found by Cheapflights users on 8/19. 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.
Fri 9/44:11 pm -
Nonstop1h 09m
Mon 9/75:05 pm -
Nonstop1h 15m
Deal found 8/19![JetBlue logo]()
$408
This JetBlue deal was found by Cheapflights users on 8/19. 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.
Fri 9/117:39 pm -
Nonstop1h 09m
Mon 9/145:15 pm -
Nonstop1h 14m
Deal found 8/19![JetBlue logo]()
$418
This JetBlue deal was found by Cheapflights users on 8/17. 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 9/147:39 pm -
Nonstop1h 09m
Mon 9/215:15 pm -
Nonstop1h 14m
Deal found 8/17![JetBlue logo]()
$411
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/144:12 pm -
1 stop6h 17m
Mon 9/215:33 am -
1 stop9h 25m
Deal found 8/17![Copa Airlines logo]()
$412
This JetBlue deal was found by Cheapflights users on 8/18. 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 9/217:39 pm -
Nonstop1h 09m
Mon 9/285:15 pm -
Nonstop1h 14m
Deal found 8/18![JetBlue logo]()
$410
One-way flights from Santiago de los Caballeros to Puerto RicoSearch for one-way flight options from Santiago de los Caballeros to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
Search for one-way flight options from Santiago de los Caballeros to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
This Super.com deal was found by Cheapflights users on 8/17. 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 9/54:11 pm -
Nonstop1h 09m
Deal found 8/17![JetBlue logo]()
$231
This JetBlue deal was found by Cheapflights users on 8/17. 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 11/198:15 pm -
Nonstop1h 11m
Deal found 8/17![JetBlue logo]()
$235
This Copa Airlines deal was found by Cheapflights users on 8/18. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/54:12 pm -
1 stop6h 17m
Deal found 8/18![Copa Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/194:12 pm -
1 stop24h 02m
Deal found 8/18![Copa Airlines logo]()
$245
This JetBlue deal was found by Cheapflights users on 8/19. 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.
Thu 8/274:11 pm -
Nonstop1h 09m
Deal found 8/19![JetBlue logo]()
$253
This Copa Airlines deal was found by Cheapflights users on 8/22. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/274:12 pm -
1 stop24h 02m
Deal found 8/22![Copa Airlines logo]()
$266
This JetBlue deal was found by Cheapflights users on 8/17. 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 2/181:39 pm -
Nonstop1h 12m
Deal found 8/17![JetBlue logo]()
$276
This JetBlue deal was found by Cheapflights users on 8/21. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:15 am -
1 stop7h 06m
Deal found 8/21![JetBlue logo]()
$277
This Priceline deal was found by Cheapflights users on 8/19. 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.
Sun 10/47:39 pm -
Nonstop1h 09m
Deal found 8/19![JetBlue logo]()
$287
This American Airlines deal was found by Cheapflights users on 8/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/183:12 pm -
1 stop6h 50m
Deal found 8/18![American Airlines logo]()
$308
Find flight deals from Santiago de los Caballeros to Puerto Rico
Keep the following information in mind while searching for Santiago de los Caballeros to Puerto Rico flight deals. Data was last updated August 22, 2026.
Round-trip from | $408 (JetBlue) |
|---|---|
One-way from | $231 (Super.com) |
Popular in | July |
Cheapest in | September |
Average price | $351 |
Good round-trip deal | $425 or less |
Good one-way deal | $288 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Santiago de los Caballeros to Puerto Rico 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 7,457,451 searches. Data last updated August 22, 2026.
Use the filters below to find and compare flights from Santiago de los Caballeros to Puerto Rico that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Santiago de los CaballerosSan Juan
STI Santiago de los Caballeros - SJU San Juan Luis Munoz Marin Intl
STISJU
Santiago de los Caballeros
Fri 9/4
4:11 pm-5:20 pm
Nonstop1h 09m
San Juan Luis Munoz Marin Intl
Mon 9/7
5:05 pm-6:20 pm
Nonstop1h 15m
$408
Quickest round-trip
Santiago de los CaballerosSan Juan
STI Santiago de los Caballeros - SJU San Juan Luis Munoz Marin Intl
STISJU
Santiago de los Caballeros
Fri 9/25
7:39 pm-8:48 pm
Nonstop1h 09m
San Juan Luis Munoz Marin Intl
Sun 9/27
5:15 pm-6:29 pm
Nonstop1h 14m
$410
Santiago de los CaballerosSan Juan
STI Santiago de los Caballeros - SJU San Juan Luis Munoz Marin Intl
STISJU
Santiago de los Caballeros
Mon 9/14
7:39 pm-8:48 pm
Nonstop1h 09m
San Juan Luis Munoz Marin Intl
Mon 9/21
5:15 pm-6:29 pm
Nonstop1h 14m
$411
Santiago de los CaballerosSan Juan
STI Santiago de los Caballeros - SJU San Juan Luis Munoz Marin Intl
STISJU
Santiago de los Caballeros
Fri 11/6
10:20 pm-11:29 pm
Nonstop1h 09m
San Juan Luis Munoz Marin Intl
Mon 11/9
6:15 pm-7:29 pm
Nonstop1h 14m
$418
Santiago de los CaballerosSan Juan
STI Santiago de los Caballeros - SJU San Juan Luis Munoz Marin Intl
STISJU
Santiago de los Caballeros
Sun 11/1
10:20 pm-11:29 pm
Nonstop1h 09m
San Juan Luis Munoz Marin Intl
Fri 11/6
6:15 pm-7:29 pm
Nonstop1h 14m
$418
Santiago de los CaballerosSan Juan
STI Santiago de los Caballeros - SJU San Juan Luis Munoz Marin Intl
STISJU
Santiago de los Caballeros
Fri 9/11
7:39 pm-8:48 pm
Nonstop1h 09m
San Juan Luis Munoz Marin Intl
Mon 9/14
5:15 pm-6:29 pm
Nonstop1h 14m
$418
Santiago de los CaballerosSan Juan
STI Santiago de los Caballeros - SJU San Juan Luis Munoz Marin Intl
STISJU
Santiago de los Caballeros
Thu 9/17
4:12 pm-4:14 pm
1 stop24h 02m
San Juan Luis Munoz Marin Intl
Sun 9/20
6:16 pm-2:58 pm
1 stop20h 42m
$446
Santiago de los CaballerosSan Juan
STI Santiago de los Caballeros - SJU San Juan Luis Munoz Marin Intl
STISJU
Santiago de los Caballeros
Fri 10/9
9:35 pm-10:43 pm
Nonstop1h 08m
San Juan Luis Munoz Marin Intl
Mon 10/12
8:00 pm-8:54 am
1 stop12h 54m
$468
Cheapest one-way
Santiago de los CaballerosSan Juan
STI Santiago de los Caballeros - SJU San Juan Luis Munoz Marin Intl
STISJU
Santiago de los Caballeros
Mon 11/23
8:15 pm-9:26 pm
Nonstop1h 11m
$235
Santiago de los CaballerosSan Juan
STI Santiago de los Caballeros - SJU San Juan Luis Munoz Marin Intl
STISJU
Santiago de los Caballeros
Fri 11/20
8:15 pm-9:26 pm
Nonstop1h 11m
$235
Showing 1-10 of 17 resultsSorted by cheapest first
Best time to book a flight from Santiago de los Caballeros to Puerto Rico
Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Santiago de los Caballeros with our price prediction graph.
STI-SJU
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 Santiago de los Caballeros to Puerto Rico
STI-PR0
STI-SJU
What is the cheapest month to book a flight from Santiago de los Caballeros to Puerto Rico?
Currently, September is the cheapest month in which you can book a flight from Santiago de los Caballeros to Puerto Rico (average of $181). Flying from Santiago de los Caballeros to Puerto Rico in July is currently the most expensive (average of $432). 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 STI to PR?
Find hourly flight availability from Santiago de los Caballeros to Puerto Rico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 22, 2026.
It’s typically best to fly out from Santiago de los Caballeros to Puerto Rico at noon. Doing so could potentially save you 27% on the flight price compared to flying in the afternoon, which is usually more expensive.
Weekly flight availability from Santiago de los Caballeros to Puerto Rico
Explore weekly flight availability from Santiago de los Caballeros to Puerto Rico. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 22, 2026.
The most flights from STI to PR0 are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).
How far ahead should I book a flight from Santiago de los Caballeros to Puerto Rico?
To ensure you get the cheapest price possible for a flight from Santiago de los Caballeros to Puerto Rico, you should look to book at least 56 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest day to fly from Santiago de los Caballeros to Puerto Rico?
Use this chart to determine the cheapest time to fly round-trip from Santiago de los Caballeros to Puerto Rico. Price data was last updated on August 24, 2025.
Travelers seeking maximum savings on their Santiago de los Caballeros to Puerto Rico flight should consider departing on Monday evenings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Puerto Rico
Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated August 22, 2026.
Peruse reviews from past customers who have flown with JetBlue from Santiago de los Caballeros to Puerto Rico 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.
Overall
7.1
Boarding
7.3
Comfort
7.5
Food
6.6
Crew
7.9
Entertainment
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,Jul 2024
BDL - SJU
Overall
7.1
Boarding
7.3
Comfort
7.5
Food
6.6
Crew
7.9
Entertainment
7.2
Reviews
1 / 20
10.0
ExcellentAnonymous,Jul 2024
BDL - SJU
Related info for your journey
Find useful and relevant information for your journey from Santiago de los Caballeros to Puerto Rico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Alternative routes for Santiago de los Caballeros to Puerto Rico
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Puerto Rico by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Santiago de los Caballeros to Puerto Rico by cabin class
Find flights from Santiago de los Caballeros to Puerto Rico, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Santiago de los Caballeros and Puerto Rico flights
Browse other Santiago de los Caballeros and Puerto Rico flight options. Last updated on August 22, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Santiago de los Caballeros to Puerto Rico
Discover the top airline that operate flights from Santiago de los Caballeros to Puerto Rico. 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 7,457,451 searches. Data last updated August 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$198 | Average$258 | FlexibilityNo cancel fee | On-time62% |