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Santiago de los Caballeros

$145+ Cheap flights from Houston 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 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — STI
oct. 17 — oct. 241
ven. 10/17
ven. 10/24
1 adult, Economy
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Cheap flight deals from Houston to Santiago de los Caballeros

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Santiago de los Caballeros (STI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septembre 17, 2025.

Round-trip from

$323
(Cheapflightsfares)

One-way from

$145
(Cheapflightsfares)

Popular in

January

Cheapest in

September

Average price

$514
From Houston to Santiago de los Caballeros
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One-way flight from Houston to Santiago de los Caballeros
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Highest demand for flights based on searches. 17% potential increase in price ($150 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Houston to Santiago de los Caballeros

Cheapest flights from Houston to Santiago de los Caballeros
Explore the most affordable flight options available from Houston to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septembre 17, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 10/108:10 pmIAH - STI
1 stop13h 28mSpirit Airlines
dim. 10/1911:43 amSTI - IAH
1 stop13h 45mSpirit Airlines
Deal found 9/16$323
This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 11/135:45 amIAH - STI
1 stop9h 21mSpirit Airlines
mar. 11/186:18 pmSTI - IAH
1 stop7h 12mSpirit Airlines
Deal found 9/15$336
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
mer. 12/35:45 amIAH - STI
1 stop9h 21mSpirit Airlines
mar. 12/96:18 pmSTI - IAH
1 stop16h 50mSpirit Airlines
Deal found 9/15$337
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
mer. 12/35:45 amIAH - STI
1 stop9h 21mSpirit Airlines
jeu. 12/116:18 pmSTI - IAH
1 stop7h 12mSpirit Airlines
Deal found 9/15$343
This Mytrip deal was found by Cheapflights users on 9/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 11/18:10 pmIAH - STI
1 stop14h 28mSpirit Airlines
dim. 11/96:18 pmSTI - IAH
1 stop16h 50mSpirit Airlines
Deal found 9/16$349
This Mytrip deal was found by Cheapflights users on 9/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 10/58:10 pmIAH - STI
1 stop13h 28mSpirit Airlines
sam. 11/156:18 pmSTI - IAH
1 stop7h 12mSpirit Airlines
Deal found 9/15$353
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
mer. 12/34:42 pmIAH - STI
1 stop22h 24mSpirit Airlines
ven. 12/126:18 pmSTI - IAH
1 stop16h 50mSpirit Airlines
Deal found 9/15$354
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 11/149:54 amIAH - STI
1 stop5h 12mSpirit Airlines
dim. 11/166:18 pmSTI - IAH
1 stop16h 50mSpirit Airlines
Deal found 9/16$355
This KAYAK deal was found by Cheapflights users on 9/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 12/49:54 amIAH - STI
1 stop5h 12mSpirit Airlines
lun. 12/86:18 pmSTI - IAH
1 stop16h 50mSpirit Airlines
Deal found 9/15$358
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
mer. 12/34:42 pmIAH - STI
1 stop22h 24mSpirit Airlines
dim. 12/76:18 pmSTI - IAH
1 stop16h 50mSpirit Airlines
Deal found 9/15$360
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
ven. 12/54:42 pmIAH - STI
1 stop22h 24mSpirit Airlines
mer. 12/106:18 pmSTI - IAH
1 stop7h 12mSpirit Airlines
Deal found 9/15$361
This KAYAK deal was found by Cheapflights users on 9/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 12/49:54 amIAH - STI
1 stop5h 12mSpirit Airlines
jeu. 12/116:18 pmSTI - IAH
1 stop7h 12mSpirit Airlines
Deal found 9/15$363

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston 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 septembre 17, 2025.
Use the filters below to find and compare flights from Houston to Santiago de los Caballeros that are best for you.

Fly from

Houston

Fly to

Santiago de los Caballeros

Route

Depart

Return

Price

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

ven. 10/10

8:10 pm-10:38 am

1 stop13h 28m

Santiago de los Caballeros

dim. 10/19

11:43 am-12:28 am

1 stop13h 45m

$323

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

jeu. 11/13

5:45 am-5:06 pm

1 stop9h 21m

Santiago de los Caballeros

mar. 11/18

6:18 pm-8:29 am

2 stops16h 11m

$364

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

mer. 12/3

9:05 pm-5:06 pm

2 stops18h 01m

Santiago de los Caballeros

mar. 12/9

6:18 pm-9:08 am

1 stop16h 50m

$366

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

ven. 12/5

4:42 pm-5:06 pm

1 stop22h 24m

Santiago de los Caballeros

jeu. 12/11

6:18 pm-11:30 pm

1 stop7h 12m

$367

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

sam. 11/1

8:10 pm-11:38 am

1 stop14h 28m

Santiago de los Caballeros

dim. 11/9

6:18 pm-10:37 am

2 stops18h 19m

$372

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

mer. 12/3

9:05 pm-5:06 pm

2 stops18h 01m

Santiago de los Caballeros

dim. 12/7

6:18 pm-9:08 am

1 stop16h 50m

$389

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

jeu. 12/4

9:54 am-5:06 pm

1 stop5h 12m

Santiago de los Caballeros

jeu. 12/11

6:18 pm-8:29 am

2 stops16h 11m

$399

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

ven. 11/14

5:45 am-5:06 pm

1 stop9h 21m

Santiago de los Caballeros

dim. 11/16

6:18 pm-10:37 am

2 stops18h 19m

$404

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

mer. 12/3

4:42 pm-5:06 pm

1 stop22h 24m

Santiago de los Caballeros

sam. 12/13

6:18 pm-11:30 pm

1 stop7h 12m

$405

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

ven. 12/5

8:31 pm-5:06 pm

2 stops18h 35m

Santiago de los Caballeros

dim. 12/7

6:18 pm-11:30 pm

1 stop7h 12m

$439

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 33 results
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Best time to book a flight from Houston to Santiago de los Caballeros

Have a flexible travel schedule? Discover the best time to fly to Santiago de los Caballeros from Houston 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 Houston to Santiago de los Caballeros

What is the cheapest month to book a flight from Houston to Santiago de los Caballeros?

Currently, May is the cheapest month in which you can book a flight from Houston to Santiago de los Caballeros (average of $347). Flying from Houston to Santiago de los Caballeros in July is currently the most expensive (average of $600). 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 HOU to STI?

Find hourly flight availability from Houston 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 septembre 17, 2025.

One of the essential ways to save on airfare from Houston to Santiago de los Caballeros is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 33% on airfare.

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 septembre 17, 2025.
Read reviews from past customers who have flown American Airlines and Spirit Airlines from Houston to Santiago de los Caballeros. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Crew

8.0

Food

6.4

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Overall

7.2

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Crew

8.0

Food

6.4

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Overall

7.2

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation
Spirit Airlines
6.3
Okay
8,023 reviews
American Airlines
7.2
Good
10,000 reviews

Crew

8.0

Food

6.4

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Overall

7.2

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation

Related info for your journey

Find useful and relevant information for your journey from Houston 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 Houston?

    Santiago de los Caballeros (STI), located 6.8 mi from the city center, is the airport you fly into when you book flights from Houston to Santiago de los Caballeros. 2 airlines have flights to Santiago from Houston on a regular basis. Booking flights from Houston to Santiago de los Caballeros should not be difficult; the airport handles an average of 0 inbound flights from Houston per day.

  • How long is the flight from Houston to Santiago de los Caballeros?

    Departing from Houston to Santiago de los Caballeros will take you 12h 51m. There are 1699 mi between Houston and Santiago de los Caballeros. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Houston to Santiago de los Caballeros round-trip?

    Currently priced at $298, Spirit Airlines will fly you from Houston to Santiago de los Caballeros and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $514. You may be able to fly from Houston to Santiago de los Caballeros for 58% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Houston to Santiago de los Caballeros one-way?

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $145. Users have also found prices from $312 and $333 on American Airlines and Delta, respectively.

  • Can I find deals for flights from Houston to Santiago de los Caballeros that include hotel bookings?

    Yes. In addition to deals on Houston to Santiago de los Caballeros flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston 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 Houston to Santiago de los Caballeros.

  • Can I find deals for business class flights from Houston to Santiago de los Caballeros?

    Yes. Cheapflights offers flight deals from Houston 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 Houston to Santiago de los Caballeros?

    Currently, May is the cheapest month in which you can book a flight from Houston to Santiago de los Caballeros (average of $347). Flying from Houston to Santiago de los Caballeros in July is currently the most expensive (average of $600). 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

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Alternative routes for Houston to Santiago de los Caballeros

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Houston to Santiago de los Caballeros

Discover the top 2 airlines that operate flights from Houston 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 septembre 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$298Average$427FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$514Average$790FlexibilityNo cancel feeOn-time71%

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