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Cheap flights from Houston George Bush Intcntl Airport to Santiago de los Caballeros from $158

This is the cheapest one-way 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 8/12. 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 (IAH-STI)

Cheap round-trip flights

Spirit Airlines Logo
7:31 pm - 11:03 amIAH-STI
14h 32m1 stop
Spirit Airlines Logo
12:10 pm - 11:56 pmSTI-IAH
12h 46m1 stop
$302Spirit Airlines
Find Deal
sáb., sep. 6 - mar., sep. 9
Spirit Airlines Logo
7:31 pm - 11:03 amIAH-STI
14h 32m1 stop
Spirit Airlines Logo
12:10 pm - 10:24 amSTI-IAH
23h 14m1 stop
$329Spirit Airlines
Find Deal
mar., sep. 9 - vie., sep. 26
Spirit Airlines Logo
7:31 pm - 11:03 amIAH-STI
14h 32m1 stop
Spirit Airlines Logo
12:10 pm - 10:42 pmSTI-IAH
11h 32m1 stop
$337Spirit Airlines
Find Deal
sáb., sep. 13 - mar., sep. 16
Spirit Airlines Logo
7:16 pm - 11:03 amIAH-STI
14h 47m1 stop
Spirit Airlines Logo
12:10 pm - 11:56 pmSTI-IAH
12h 46m1 stop
$338Spirit Airlines
Find Deal
mié., sep. 3 - sáb., sep. 6
Delta Logo
5:20 am - 7:24 pmIAH-STI
13h 04m2 stops
Delta Logo
8:40 pm - 12:08 pmSTI-IAH
16h 28m2 stops
$519Delta
Find Deal
mié., sep. 3 - vie., sep. 12
American Airlines Logo
2:52 pm - 12:27 pmIAH-STI
20h 35m2 stops
American Airlines Logo
1:29 pm - 9:22 amSTI-IAH
20h 53m2 stops
$539American Airlines
Find Deal
sáb., sep. 6 - mar., sep. 9
Delta Logo
7:00 am - 12:34 amIAH-STI
16h 34m2 stops
Delta Logo
8:40 pm - 12:08 pmSTI-IAH
16h 28m2 stops
$559Delta
Find Deal
vie., sep. 12 - lun., sep. 15
JetBlue Logo
12:40 pm - 3:13 amIAH-STI
12h 33m2 stops
JetBlue Logo
4:51 am - 11:55 amSTI-IAH
33h 04m2 stops
$620JetBlue
Find Deal
mié., ene. 21 - sáb., ene. 24
JetBlue Logo
2:35 pm - 10:54 amIAH-STI
19h 19m1 stop
JetBlue Logo
3:20 am - 1:40 pmSTI-IAH
35h 20m2 stops
$622JetBlue
Find Deal
mar., sep. 9 - jue., sep. 25
Logo
7:31 pm - 11:03 amIAH-STI
14h 32m1 stop
Logo
2:04 pm - 6:12 pmSTI-IAH
29h 08m2 stops
$661
Find Deal
sáb., sep. 6 - dom., sep. 7

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
Sep 6
IAH7:31 pmHouston George Bush Intcntl
14h 32m
1 stop
STI11:03 amSantiago de los Caballeros
Sep 9
STI12:10 pmSantiago de los Caballeros
12h 46m
1 stop
IAH11:56 pmHouston George Bush Intcntl
$302
Find similar
Spirit Airlines
Sep 9
IAH7:31 pmHouston George Bush Intcntl
14h 32m
1 stop
STI11:03 amSantiago de los Caballeros
Sep 26
STI12:10 pmSantiago de los Caballeros
23h 14m
1 stop
IAH10:24 amHouston George Bush Intcntl
$329
Find similar
Spirit Airlines
Sep 13
IAH7:31 pmHouston George Bush Intcntl
14h 32m
1 stop
STI11:03 amSantiago de los Caballeros
Sep 16
STI12:10 pmSantiago de los Caballeros
11h 32m
1 stop
IAH10:42 pmHouston George Bush Intcntl
$337
Find similar

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

Our best Frontier deals on Houston George Bush Intcntl Airport to Santiago de los Caballeros flight tickets
Frontier
Aug 14
IAH8:56 pmHouston George Bush Intcntl
14h 55m
2 stops
STI12:51 pmSantiago de los Caballeros
Aug 21
STI1:26 pmSantiago de los Caballeros
27h 19m
2 stops
IAH3:45 pmHouston George Bush Intcntl
$493
Find similar
Frontier
Aug 14
IAH8:56 pmHouston George Bush Intcntl
14h 55m
2 stops
STI12:51 pmSantiago de los Caballeros
Aug 21
STI1:26 pmSantiago de los Caballeros
27h 19m
2 stops
IAH3:45 pmHouston George Bush Intcntl
$538
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 agosto 7, 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

sáb. 9/6

7:31 pm-11:03 am

1 stop14h 32m

Santiago de los Caballeros

mar. 9/9

12:10 pm-11:56 pm

1 stop12h 46m

$302

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

mar. 9/9

7:31 pm-11:03 am

1 stop14h 32m

Santiago de los Caballeros

vie. 9/26

12:10 pm-10:24 am

1 stop23h 14m

$329

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

sáb. 9/13

7:31 pm-11:03 am

1 stop14h 32m

Santiago de los Caballeros

mar. 9/16

12:10 pm-10:42 pm

1 stop11h 32m

$337

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

mié. 9/3

7:16 pm-11:03 am

1 stop14h 47m

Santiago de los Caballeros

sáb. 9/6

12:10 pm-11:56 pm

1 stop12h 46m

$338

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

mié. 9/3

5:20 am-7:24 pm

2 stops13h 04m

Santiago de los Caballeros

vie. 9/12

8:40 pm-12:08 pm

2 stops16h 28m

$519

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

sáb. 9/6

2:52 pm-12:27 pm

2 stops20h 35m

Santiago de los Caballeros

mar. 9/9

1:29 pm-9:22 am

2 stops20h 53m

$539

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

vie. 9/12

7:00 am-12:34 am

2 stops16h 34m

Santiago de los Caballeros

lun. 9/15

8:40 pm-12:08 pm

2 stops16h 28m

$559

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

mié. 1/21

12:40 pm-3:13 am

2 stops12h 33m

Santiago de los Caballeros

sáb. 1/24

4:51 am-11:55 am

2 stops33h 04m

$620

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

mar. 9/9

2:35 pm-10:54 am

1 stop19h 19m

Santiago de los Caballeros

jue. 9/25

3:20 am-1:40 pm

2 stops35h 20m

$622

HoustonSantiago de los Caballeros

IAH - STI

IAHSTI

Houston George Bush Intcntl

sáb. 9/6

7:31 pm-11:03 am

1 stop14h 32m

Santiago de los Caballeros

dom. 9/7

2:04 pm-6:12 pm

2 stops29h 08m

$661

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 month to fly to Santiago de los Caballeros?

The cheapest month to fly to Santiago de los Caballeros from Houston George Bush Intcntl Airport is in January. Flight prices, which tend to average around $445, are often lower during this time because this is during the off-season. If you aren’t able to travel to Santiago de los Caballeros during the month of January, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $505.

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

Best Price Found

$158

Fastest flight time

5h 12m

Direct flights

None

Airports in Santiago de los Caballeros

1 airport
The best one-way flight to Santiago de los Caballeros from Houston George Bush Intcntl Airport in the past 72 hours is $158. The best round-trip flight deal from Houston George Bush Intcntl Airport to Santiago de los Caballeros found on momondo in the last 72 hours is $302.
The fastest flight from Houston George Bush Intcntl Airport to Santiago de los Caballeros takes 5h 12m
There are no direct flights from Houston George Bush Intcntl Airport to Santiago de los Caballeros. Popular non-direct route for this connection is Houston George Bush Intcntl Airport - Santiago de los Caballeros Airport.
There is 1 airport near Santiago de los Caballeros: Santiago de los Caballeros (STI)
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 12m.

  • 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 $374Free CancellationRating
6.3
8,055 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $558Free CancellationRating
7.2
10,000 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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