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Cheap flights from Houston George Bush Intcntl Airport to Santiago de los Caballeros from $287

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Houston George Bush Intcntl Airport to Santiago de los Caballeros departing on 12/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Houston George Bush Intcntl Airport to Santiago de los Caballeros

Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
7:25 pm - 2:42 amIAH-STI
5h 17m1 stop
Spirit Airlines Logo
3:43 am - 9:18 amSTI-IAH
7h 35m1 stop
$287Spirit Airlines
Find Deal
Mon, Dec 8 - Sun, Dec 14
Spirit Airlines Logo
8:54 pm - 2:42 amIAH-STI
27h 48m1 stop
Spirit Airlines Logo
3:43 am - 9:18 amSTI-IAH
7h 35m1 stop
$313Spirit Airlines
Find Deal
Wed, Dec 3 - Sun, Dec 7
Spirit Airlines Logo
6:09 pm - 12:22 pmIAH-STI
16h 13m1 stop
Spirit Airlines Logo
3:43 am - 5:43 pmSTI-IAH
16h 00m1 stop
$315Spirit Airlines
Find Deal
Mon, Dec 1 - Tue, Dec 9
Spirit Airlines Logo
6:09 pm - 12:22 pmIAH-STI
16h 13m1 stop
Spirit Airlines Logo
3:43 am - 9:18 amSTI-IAH
7h 35m1 stop
$319Spirit Airlines
Find Deal
Tue, Dec 2 - Mon, Dec 8
Spirit Airlines Logo
7:25 pm - 2:42 amIAH-STI
29h 17m1 stop
Spirit Airlines Logo
3:43 am - 9:18 amSTI-IAH
7h 35m1 stop
$320Spirit Airlines
Find Deal
Thu, Dec 4 - Mon, Dec 8
Spirit Airlines Logo
10:41 am - 2:42 amIAH-STI
14h 01m1 stop
Spirit Airlines Logo
3:43 am - 9:18 amSTI-IAH
7h 35m1 stop
$323Spirit Airlines
Find Deal
Fri, Dec 12 - Sun, Dec 14
Spirit Airlines Logo
4:35 pm - 3:33 pmIAH-STI
20h 58m1 stop
Spirit Airlines Logo
4:40 pm - 8:45 amSTI-IAH
18h 05m1 stop
$324Spirit Airlines
Find Deal
Wed, Feb 4 - Mon, Feb 9
Spirit Airlines Logo
6:09 pm - 12:22 pmIAH-STI
16h 13m1 stop
Spirit Airlines Logo
3:43 am - 11:59 pmSTI-IAH
22h 16m2 stops
$328Spirit Airlines
Find Deal
Mon, Dec 1 - Tue, Dec 9
Spirit Airlines Logo
7:35 am - 3:35 pmIAH-STI
6h 00m1 stop
Spirit Airlines Logo
4:40 pm - 12:04 amSTI-IAH
9h 24m1 stop
$329Spirit Airlines
Find Deal
Sun, Feb 22 - Thu, Feb 26
Spirit Airlines Logo
10:41 am - 2:42 amIAH-STI
14h 01m1 stop
Spirit Airlines Logo
3:43 am - 5:43 pmSTI-IAH
16h 00m1 stop
$335Spirit Airlines
Find Deal
Fri, Dec 12 - Sun, Dec 14

Spirit Airlines flights from Houston George Bush Intcntl Airport to Santiago de los Caballeros

Our best Spirit Airlines deals on Houston George Bush Intcntl Airport to Santiago de los Caballeros flight tickets
Spirit Airlines
Dec 8
IAH7:25 pmHouston George Bush Intcntl
5h 17m
1 stop
STI2:42 amSantiago de los Caballeros
Dec 14
STI3:43 amSantiago de los Caballeros
7h 35m
1 stop
IAH9:18 amHouston George Bush Intcntl
$287
Find similar
Spirit Airlines
Dec 3
IAH8:54 pmHouston George Bush Intcntl
27h 48m
1 stop
STI2:42 amSantiago de los Caballeros
Dec 7
STI3:43 amSantiago de los Caballeros
7h 35m
1 stop
IAH9:18 amHouston George Bush Intcntl
$313
Find similar
Spirit Airlines
Dec 1
IAH6:09 pmHouston George Bush Intcntl
16h 13m
1 stop
STI12:22 pmSantiago de los Caballeros
Dec 9
STI3:43 amSantiago de los Caballeros
16h 00m
1 stop
IAH5:43 pmHouston George Bush Intcntl
$315
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston George Bush Intcntl Airport 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, momondo users made 832,500 searches. Data last updated November 13, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Santiago de los Caballeros that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

Mon 12/8

7:25 pm-2:42 am

1 stop5h 17m

Santiago de los Caballeros

Sun 12/14

3:43 am-9:18 am

1 stop7h 35m

$287

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

Wed 12/3

8:54 pm-2:42 am

1 stop27h 48m

Santiago de los Caballeros

Sun 12/7

3:43 am-9:18 am

1 stop7h 35m

$313

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

Mon 12/1

6:09 pm-12:22 pm

1 stop16h 13m

Santiago de los Caballeros

Tue 12/9

3:43 am-5:43 pm

1 stop16h 00m

$315

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

Tue 12/2

6:09 pm-12:22 pm

1 stop16h 13m

Santiago de los Caballeros

Mon 12/8

3:43 am-9:18 am

1 stop7h 35m

$319

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

Thu 12/4

7:25 pm-2:42 am

1 stop29h 17m

Santiago de los Caballeros

Mon 12/8

3:43 am-9:18 am

1 stop7h 35m

$320

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

Fri 12/12

10:41 am-2:42 am

1 stop14h 01m

Santiago de los Caballeros

Sun 12/14

3:43 am-9:18 am

1 stop7h 35m

$323

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

Wed 2/4

4:35 pm-3:33 pm

1 stop20h 58m

Santiago de los Caballeros

Mon 2/9

4:40 pm-8:45 am

1 stop18h 05m

$324

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

Mon 12/1

6:09 pm-12:22 pm

1 stop16h 13m

Santiago de los Caballeros

Tue 12/9

3:43 am-11:59 pm

2 stops22h 16m

$328

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

Sun 2/22

7:35 am-3:35 pm

1 stop6h 00m

Santiago de los Caballeros

Thu 2/26

4:40 pm-12:04 am

1 stop9h 24m

$329

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

Fri 12/12

10:41 am-2:42 am

1 stop14h 01m

Santiago de los Caballeros

Sun 12/14

3:43 am-5:43 pm

1 stop16h 00m

$335

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Santiago de los Caballeros from

How to get the cheapest flight ticket from Houston George Bush Intcntl Airport to Santiago de los Caballeros

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Santiago de los Caballeros?

The cheapest day to depart from Houston George Bush Intcntl Airport to Santiago de los Caballeros is on a Thursday when prices can be found for as low as $555. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Houston George Bush Intcntl Airport to Santiago de los Caballeros for around $770.

What is the cheapest time of day to depart on your flight to Santiago de los Caballeros?

Our data shows that the cheapest Houston George Bush Intcntl Airport to Santiago de los Caballeros flights are usually those with departure times in the evening. Our users have found flights to Santiago de los Caballeros in the evening for as low as $332. At noon is when there is more demand to fly to Santiago de los Caballeros, so prices are often more expensive at around $762 per ticket.

Can stopping save me money on Houston George Bush Intcntl Airport to Santiago de los Caballeros flights?

You could potentially save up to 36% on your flight if you consider stops on a Houston George Bush Intcntl Airport to Santiago de los Caballeros flight.

When to book flights from Houston George Bush Intcntl Airport to Santiago de los Caballeros

Are you open to changing your travel dates? Check out the ideal times to fly from Houston George Bush Intcntl Airport to Santiago de los Caballeros according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Houston George Bush Intcntl Airport to Santiago de los Caballeros (IAH to STI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston George Bush Intcntl Airport to Santiago de los Caballeros

Direct flights

None
There are no direct flights from Houston George Bush Intcntl Airport to Santiago de los Caballeros. There are no popular flight routes from Houston George Bush Intcntl Airport to Santiago de los Caballeros.
Search flight deals

  • How far is Houston George Bush Intcntl to Santiago de los Caballeros by plane?

    Houston George Bush Intcntl and Santiago de los Caballeros are 1703.1 mi apart from one another. In terms of flight time, this usually takes a little over 5h 17m.

  • When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Santiago de los Caballeros Airport?

    Prices for flights from Houston George Bush Intcntl Airport to Santiago de los Caballeros Airport were last updated today.

  • How many operators does momondo search for flights from Houston George Bush Intcntl Airport to Santiago de los Caballeros Airport?

  • How old do you have to be to fly from Houston George Bush Intcntl Airport to Santiago de los Caballeros Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Houston George Bush Intcntl Airport to Santiago de los Caballeros Airport.

  • What documentation or ID do you need to fly to Santiago de los Caballeros Airport?

    The required travel and health documents for your Santiago de los Caballeros Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Santiago de los Caballeros Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Houston George Bush Intcntl Airport to Santiago de los Caballeros?

Best airlines flying from Houston George Bush Intcntl Airport to Santiago de los Caballeros

Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to Santiago de los Caballeros with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $321Free CancellationRating
6.3
8,139 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $534Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Santiago de los Caballeros?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Houston to Santiago de los Caballeros for you.

Can I find flights from Houston to Santiago de los Caballeros with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Houston to Santiago de los Caballeros flights to just show those with flexible booking policies.

How can momondo help me find flights from Houston to Santiago de los Caballeros?

Once all potential Houston to Santiago de los Caballeros flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Houston to Santiago de los Caballeros right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Houston to Santiago de los Caballeros now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Santiago de los Caballeros and let you know when they change.

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