In terms of precipitation, rainfall in Santiago de los Caballeros ranges from 3.0 - 11.6 inches per month. December is typically the wettest month, when rainfall can reach 11.6 in. July is typically the driest time to visit Santiago de los Caballeros when rainfall is around 3.0 in.

If weather is an important factor for your trip to Santiago de los Caballeros, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 73.4 F).

What are the most popular airlines that fly from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros?

Silver Airways, JetBlue and Frontier are the most popular airlines when flying from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros.

What airport do you fly into for flights to Santiago de los Caballeros from San Juan Luis Munoz Marin Intl?

Located just 6.8 mi from the city center, Santiago de los Caballeros is the airport most travelers will use when flying to Santiago de los Caballeros from San Juan Luis Munoz Marin Intl. Booking flights from San Juan Luis Munoz Marin Intl to Santiago (STI) should be relatively easy as there is 1 daily inbound flight from San Juan Luis Munoz Marin Intl from 3 different airlines.

How can I find direct flights from Luis Munoz Marin Intl 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 Luis Munoz Marin Intl to Santiago de los Caballeros.

Can I find deals for business class flights from Luis Munoz Marin Intl to Santiago de los Caballeros?

Yes. Cheapflights offers flight deals from Luis Munoz Marin Intl 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.

$82+ Flights from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros

Q: What is the cheapest day to fly from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros?

Travelers seeking maximum savings on their San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros flight should consider departing on Monday afternoons when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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Find cheap flights from Luis Munoz Marin Intl to Santiago de los Caballeros 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”

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Cheapflights Tip: The best prices from San Juan Luis Munoz Marin Intl to Santiago de los Caballeros are usually found in February or October, booked 37 days in advance, depart on a Friday or Monday and return on a Friday

Cheap flight deals from Luis Munoz Marin Intl to Santiago de los Caballeros

Round-trip from	$175 (Frontier)
One-way from	$82 (Kiwi.com)
Popular in	December
Cheapest in	February
Average price	$236
Good round-trip deal	$237 or less
Good one-way deal	$91 or less

From San Juan Luis Munoz Marin Intl to Santiago de los Caballeros

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One-way flight from San Juan Luis Munoz Marin Intl to Santiago de los Caballeros

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Highest demand for flights based on searches. 10% 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 June 2025

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Price to beat on a round-trip flight from San Juan Luis Munoz Marin Intl to Santiago de los Caballeros.

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Price to beat on a one-way flight from San Juan Luis Munoz Marin Intl to Santiago de los Caballeros.

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Find flight deals from Luis Munoz Marin Intl to Santiago de los Caballeros

Cheapest flights from Luis Munoz Marin Intl to Santiago de los Caballeros
Explore the most affordable flight options available from Luis Munoz Marin Intl to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

Wed 7/1611:30 amSJU - STI

Nonstop1h 21mFrontier

Mon 7/212:06 pmSTI - SJU

Nonstop1h 17mFrontier

Deal found 6/30

$175

Sun 7/272:50 pmSJU - STI

Nonstop1h 12mJetBlue

Fri 8/14:50 pmSTI - SJU

Nonstop1h 11mJetBlue

Deal found 6/29

$215

Fri 8/811:30 amSJU - STI

Nonstop1h 21mMultiple Airlines

Sun 8/2410:20 amSTI - SJU

1 stop11h 28mMultiple Airlines

Deal found 6/30

$242

Fri 8/810:14 pmSJU - STI

1 stop11h 36mSpirit Airlines

Sun 8/2410:20 amSTI - SJU

1 stop11h 28mSpirit Airlines

Deal found 6/28

$322

Best flights from Luis Munoz Marin Intl to Santiago de los Caballeros
Discover carefully curated flight deals from Luis Munoz Marin Intl to Santiago de los Caballeros that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 30, 2025.

Wed 7/1611:30 amSJU - STI

Nonstop1h 21mFrontier

Mon 7/212:06 pmSTI - SJU

Nonstop1h 17mFrontier

Deal found 6/28

$175

Sun 7/272:50 pmSJU - STI

Nonstop1h 12mJetBlue

Fri 8/14:50 pmSTI - SJU

Nonstop1h 11mJetBlue

Deal found 6/29

$215

Fri 8/811:30 amSJU - STI

Nonstop1h 21mMultiple Airlines

Sun 8/2410:20 amSTI - SJU

1 stop11h 28mMultiple Airlines

Deal found 6/30

$242

Fri 8/810:14 pmSJU - STI

1 stop11h 36mSpirit Airlines

Sun 8/2410:20 amSTI - SJU

1 stop11h 28mSpirit Airlines

Deal found 6/30

$296

Last-minute flights from Luis Munoz Marin Intl to Santiago de los Caballeros
Discover last-minute flight deals from Luis Munoz Marin Intl to Santiago de los Caballeros. Data last updated June 30, 2025 and is based on user searches.

Thu 7/102:50 pmSJU - STI

Nonstop1h 12mJetBlue

Tue 7/155:15 pmSTI - SJU

Nonstop1h 10mJetBlue

Deal found 6/30

$217

Thu 7/1010:14 pmSJU - STI

1 stop11h 36mSpirit Airlines

Tue 7/1510:55 amSTI - SJU

1 stop28h 35mSpirit Airlines

Deal found 6/28

$494

Thu 7/101:10 amSJU - STI

1 stop11h 47mUnited Airlines

Mon 7/142:07 pmSTI - SJU

1 stop9h 55mUnited Airlines

Deal found 6/28

$937

Fri 7/1110:14 pmSJU - STI

1 stop11h 36mMultiple Airlines

Mon 7/142:06 pmSTI - SJU

Nonstop1h 17mMultiple Airlines

Deal found 6/30

$267

Wed 7/1611:30 amSJU - STI

Nonstop1h 21mFrontier

Mon 7/212:06 pmSTI - SJU

Nonstop1h 17mFrontier

Deal found 6/30

$175

Sun 7/272:50 pmSJU - STI

Nonstop1h 12mJetBlue

Fri 8/14:50 pmSTI - SJU

Nonstop1h 11mJetBlue

Deal found 6/29

$215

Sun 7/2710:14 pmSJU - STI

1 stop11h 36mSpirit Airlines

Mon 8/1110:55 amSTI - SJU

1 stop10h 14mSpirit Airlines

Deal found 6/28

$331

One-way flights from Luis Munoz Marin Intl to Santiago de los Caballeros
Search for one-way flight options from Luis Munoz Marin Intl to Santiago de los Caballeros. Find affordable one-way fares based on user searches. Data last updated June 30, 2025.

Mon 8/1111:30 amSJU - STI

Nonstop1h 21mFrontier

Deal found 6/29

$82

Sun 7/132:50 pmSJU - STI

Nonstop1h 12mJetBlue

Deal found 6/30

$114

Fri 7/1110:14 pmSJU - STI

1 stop11h 36mSpirit Airlines

Deal found 6/29

$155

Mon 8/253:20 pmSJU - STI

3 stops17h 55mMultiple Airlines

Deal found 6/30

$312

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Wed 7/16

11:30 am-12:51 pm

Nonstop1h 21m

Santiago de los Caballeros

Mon 7/21

2:06 pm-3:23 pm

Nonstop1h 17m

$175

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Sun 7/27

2:50 pm-4:02 pm

Nonstop1h 12m

Santiago de los Caballeros

Fri 8/1

4:50 pm-6:01 pm

Nonstop1h 11m

$215

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Fri 8/8

11:30 am-12:51 pm

Nonstop1h 21m

Santiago de los Caballeros

Sun 8/24

10:20 am-9:48 pm

1 stop11h 28m

$242

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Fri 8/8

10:14 pm-9:50 am

1 stop11h 36m

Santiago de los Caballeros

Sun 8/24

10:20 am-9:48 pm

1 stop11h 28m

$296

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Mon 8/11

11:30 am-12:51 pm

Nonstop1h 21m

$82

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Sun 7/13

2:50 pm-4:02 pm

Nonstop1h 12m

$114

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Fri 7/11

10:14 pm-9:50 am

1 stop11h 36m

$155

San JuanSantiago de los Caballeros

SJU - STI

SJUSTI

San Juan Luis Munoz Marin Intl

Mon 8/25

3:20 pm-9:15 am

3 stops17h 55m

$312

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

Best time to book a flight from Luis Munoz Marin Intl to Santiago de los Caballeros

Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros

How far ahead should I book a flight from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros?

Booking 37 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Juan Luis Munoz Marin Intl Airport 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.

What is the cheapest month to book a flight from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros?

Currently, May is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros (average of $347). Flying from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros in July is currently the most expensive (average of $629). 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 SJU to STI?

A simple way to save on the total cost of your ticket is to fly from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros in the afternoon. If you’re flexible enough to do this you can expect to save up to 38% on your trip compared to booking a flight in the evening.

Weekly flight availability from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros

The most flights from SJU to STI are scheduled on a Monday (2 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

How much does it cost to fly round-trip from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros?

Reviews of airlines servicing Santiago de los Caballeros

Read through reviews of airlines operating flights from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros, such as JetBlue, Spirit Airlines, and Frontier. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

JetBlue

7.3

Good

2,920 reviews

Reviews

1 / 20

6.0

Good

Lawrence,Jan 2024

SJU - BOS

Horrible baggage service. Took an hour to get our bags after we landed.

JetBlue

7.3

Good

2,920 reviews

JetBlue

7.3

Good

2,920 reviews

Reviews

1 / 20

6.0

Good

Lawrence,Jan 2024

SJU - BOS

Horrible baggage service. Took an hour to get our bags after we landed.

Spirit Airlines

6.3

Okay

8,096 reviews

JetBlue

7.3

Good

2,920 reviews

Reviews

1 / 20

6.0

Good

Lawrence,Jan 2024

SJU - BOS

Horrible baggage service. Took an hour to get our bags after we landed.

Frontier

5.9

Fair

3,289 reviews

JetBlue

7.3

Good

2,920 reviews

Reviews

1 / 20

6.0

Good

Lawrence,Jan 2024

SJU - BOS

Horrible baggage service. Took an hour to get our bags after we landed.

Related info for your journey

What airport do you fly into for flights to Santiago de los Caballeros from San Juan Luis Munoz Marin Intl?
Located just 6.8 mi from the city center, Santiago de los Caballeros is the airport most travelers will use when flying to Santiago de los Caballeros from San Juan Luis Munoz Marin Intl. Booking flights from San Juan Luis Munoz Marin Intl to Santiago (STI) should be relatively easy as there is 1 daily inbound flight from San Juan Luis Munoz Marin Intl from 3 different airlines.
What are the cheapest airlines flying from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros round-trip?
Our cheapest airline available from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros is Frontier. Our recent data shows that you can find tickets from as low as $175 on this airline. Additional options worth looking into are JetBlue and Spirit Airlines, starting at $215 and $296 round-trip. Frontier is priced at 20% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros one-way?
To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $82. JetBlue flights start at $114 while deals on Spirit Airlines start at $155 one-way.
What are the cheapest flights from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros?
Looking at all options, your cheapest flight can be booked for $82. While the most popular route (San Juan Luis Munoz Marin Intl - Santiago de los Caballeros) can be booked for $217 on average our data indicates $184 when flying from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros.
Can I find deals for flights from Luis Munoz Marin Intl to Santiago de los Caballeros that include hotel bookings?
Yes. In addition to deals on Luis Munoz Marin Intl to Santiago de los Caballeros flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Luis Munoz Marin Intl 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 Luis Munoz Marin Intl to Santiago de los Caballeros.
Can I find deals for business class flights from Luis Munoz Marin Intl to Santiago de los Caballeros?
Yes. Cheapflights offers flight deals from Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros?
Currently, May is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros (average of $347). Flying from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros in July is currently the most expensive (average of $629). 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

Top 3 airlines flying from Luis Munoz Marin Intl to Santiago de los Caballeros

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$83	Average$185	FlexibilityNo cancel fee	On-time62%
JetBlue	Cheapest$172	Average$270	FlexibilityNo cancel fee	On-time62%
Silver Airways	Cheapest$194	Average$265	FlexibilityNo cancel fee	On-timeN/A

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$82+ Cheap flights from Luis Munoz Marin Intl (SJU) 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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Luis Munoz Marin Intl to Santiago de los Caballeros with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from San Juan Luis Munoz Marin Intl to Santiago de los Caballeros are usually found in February or October, booked 37 days in advance, depart on a Friday or Monday and return on a Friday

Cheap flight deals from Luis Munoz Marin Intl to Santiago de los Caballeros

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Luis Munoz Marin Intl to Santiago de los Caballeros

Cheapest flights from Luis Munoz Marin Intl to Santiago de los CaballerosExplore the most affordable flight options available from Luis Munoz Marin Intl to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

Explore the most affordable flight options available from Luis Munoz Marin Intl to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros that are best for you.

Best time to book a flight from Luis Munoz Marin Intl to Santiago de los Caballeros

Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from Luis Munoz Marin Intl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros

How far ahead should I book a flight from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros?

Use this chart to determine the optimal time to book a round-trip flight from Luis Munoz Marin Intl to Santiago de los Caballeros. Price data was last updated on June 27, 2025.

What is the cheapest month to book a flight from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros?

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

Find hourly flight availability from Luis Munoz Marin Intl 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 June 30, 2025.

Weekly flight availability from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros

How much does it cost to fly round-trip from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros?

Reviews of airlines servicing Santiago de los Caballeros

Read through reviews of airlines operating flights from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros, such as JetBlue, Spirit Airlines, and Frontier. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl?

What are the cheapest airlines flying from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros round-trip?

What are the cheapest airlines to fly from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros one-way?

What are the cheapest flights from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros?

Can I find deals for flights from Luis Munoz Marin Intl to Santiago de los Caballeros that include hotel bookings?

How can I find direct flights from Luis Munoz Marin Intl to Santiago de los Caballeros?

Can I find deals for business class flights from Luis Munoz Marin Intl to Santiago de los Caballeros?

What is the cheapest month to book a flight from San Juan Luis Munoz Marin Intl Airport to Santiago de los Caballeros?

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 for Luis Munoz Marin Intl to Santiago de los Caballeros

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Luis Munoz Marin Intl to Santiago de los Caballeros

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Cheapest flights from Luis Munoz Marin Intl to Santiago de los Caballeros
Explore the most affordable flight options available from Luis Munoz Marin Intl to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 30, 2025.