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

Airlines like American Airlines fly from Austin to Santiago de los Caballeros in about 19h 56m. The time it takes to get you to your destination can typically vary by up to . There are 1846 mi between Austin and Santiago de los Caballeros.

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 Austin to Santiago de los Caballeros?

The most popular airlines flying from Austin to Santiago de los Caballeros are American Airlines, Spirit Airlines and Delta. Something to consider prior to booking your flight.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Austin to Santiago de los Caballeros as you normally would.

Most accurate provider : When it comes to deals on Austin-Santiago de los Caballeros flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Austin-Santiago de los Caballeros flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Austin-Santiago de los Caballeros flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Austin-Santiago de los Caballeros flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Austin-Santiago de los Caballeros flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

Yes. Cheapflights offers flight deals from Austin 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.

$138+ Flights from Austin to Santiago de los Caballeros

Q: How much does it cost to fly round-trip from Austin to Santiago de los Caballeros?

Airfare is below average for this route at the moment. Austin to Santiago de los Caballeros flights typically cost between $403 and $584 in December. The cheapest round-trip price found within the last 3 days was $304 on American Airlines (Dec 2-Dec 10).

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Find flight deals from Austin to Santiago de los Caballeros

Cheapest flights from Austin to Santiago de los Caballeros
Explore the most affordable flight options available from Austin to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Tue 12/25:36 pmAUS - STI

2 stops19h 56mAmerican Airlines

Wed 12/104:32 pmSTI - AUS

1 stop10h 27mAmerican Airlines

Deal found 10/27

$304

Tue 11/184:44 pmAUS - STI

2 stops20h 49mAmerican Airlines

Tue 11/256:20 amSTI - AUS

1 stop19h 39mAmerican Airlines

Deal found 10/28

$312

Tue 12/26:10 amAUS - STI

1 stop28h 12mSpirit Airlines

Tue 12/93:43 amSTI - AUS

1 stop20h 38mSpirit Airlines

Deal found 10/27

$322

Mon 12/155:30 amAUS - STI

1 stop19h 12mSpirit Airlines

Sun 12/213:43 amSTI - AUS

1 stop22h 16mSpirit Airlines

Deal found 10/27

$435

Tue 12/165:30 amAUS - STI

1 stop19h 12mSpirit Airlines

Mon 12/223:43 amSTI - AUS

1 stop22h 16mSpirit Airlines

Deal found 10/27

$490

Best flights from Austin to Santiago de los Caballeros
Discover carefully curated flight deals from Austin 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 October 29, 2025.

Tue 12/25:36 pmAUS - STI

2 stops19h 56mAmerican Airlines

Wed 12/104:32 pmSTI - AUS

1 stop10h 27mAmerican Airlines

Deal found 10/27

$304

Tue 12/212:19 pmAUS - STI

3 stops22h 03mSpirit Airlines

Tue 12/93:43 amSTI - AUS

2 stops20h 02mSpirit Airlines

Deal found 10/27

$430

Tue 11/184:44 pmAUS - STI

2 stops20h 49mAmerican Airlines

Tue 11/256:20 amSTI - AUS

1 stop19h 39mAmerican Airlines

Deal found 10/28

$312

Mon 12/155:30 amAUS - STI

1 stop19h 12mSpirit Airlines

Sun 12/213:43 amSTI - AUS

1 stop22h 16mSpirit Airlines

Deal found 10/27

$435

Thu 2/265:45 amAUS - STI

1 stop9h 21mSpirit Airlines

Mon 3/26:18 pmSTI - AUS

1 stop7h 49mSpirit Airlines

Deal found 10/26

$445

Thu 2/57:15 amAUS - STI

1 stop6h 17mAmerican Airlines

Sun 2/152:34 pmSTI - AUS

1 stop11h 51mAmerican Airlines

Deal found 10/29

$448

Last-minute flights from Austin to Santiago de los Caballeros
Discover last-minute flight deals from Austin to Santiago de los Caballeros. Data last updated October 29, 2025 and is based on user searches.

Sat 11/155:00 amAUS - STI

1 stop5h 22mSpirit Airlines

Sun 11/301:17 pmSTI - AUS

2 stops22h 17mSpirit Airlines

Deal found 10/29

$648

Tue 11/184:44 pmAUS - STI

2 stops20h 49mAmerican Airlines

Tue 11/256:20 amSTI - AUS

1 stop19h 39mAmerican Airlines

Deal found 10/28

$312

One-way flights from Austin to Santiago de los Caballeros
Search for one-way flight options from Austin to Santiago de los Caballeros. Find affordable one-way fares based on user searches. Data last updated October 29, 2025.

Mon 12/87:40 amAUS - STI

2 stops10h 53mAmerican Airlines

Deal found 10/27

$138

Thu 12/116:00 amAUS - STI

2 stops18h 42mSpirit Airlines

Deal found 10/27

$161

Mon 12/155:30 amAUS - STI

1 stop19h 12mSpirit Airlines

Deal found 10/27

$186

Mon 12/86:08 pmAUS - STI

3 stops30h 34mMultiple Airlines

Deal found 10/27

$208

Fri 12/266:05 pmAUS - STI

2 stops30h 37mMultiple Airlines

Deal found 10/29

$306

Wed 12/243:24 pmAUS - STI

2 stops27h 40mAmerican Airlines

Deal found 10/28

$333

Tue 12/233:00 pmAUS - STI

1 stop17h 15mJetBlue

Deal found 10/27

$400

Cheap flight deals from Austin to Santiago de los Caballeros

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$304 (American Airlines)
One-way from	$138 (American Airlines)
Popular in	December
Cheapest in	February
Average price	$581

Provider with most accurate pricing for Austin Bergstrom-Santiago de los Caballeros flight deals.

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Provider most trusted by Cheapflights users for Austin Bergstrom-Santiago de los Caballeros flights.

Search Deals

From Austin Bergstrom to Santiago de los Caballeros

Search Deals

One-way flight from Austin Bergstrom to Santiago de los Caballeros

Search Deals

Highest demand for flights based on searches. 8% potential increase in price ($54 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($35 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Austin to Santiago de los Caballeros that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Tue 12/2

5:36 pm-3:32 pm

2 stops19h 56m

Santiago de los Caballeros

Wed 12/10

4:32 pm-12:59 am

1 stop10h 27m

$304

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Tue 11/18

4:44 pm-3:33 pm

2 stops20h 49m

Santiago de los Caballeros

Tue 11/25

6:20 am-11:59 pm

1 stop19h 39m

$312

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Tue 12/2

12:19 pm-12:22 pm

3 stops22h 03m

Santiago de los Caballeros

Tue 12/9

3:43 am-9:45 pm

2 stops20h 02m

$430

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Mon 12/15

5:30 am-2:42 am

1 stop19h 12m

Santiago de los Caballeros

Sun 12/21

3:43 am-11:59 pm

1 stop22h 16m

$435

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Thu 2/26

5:45 am-5:06 pm

1 stop9h 21m

Santiago de los Caballeros

Mon 3/2

6:18 pm-12:07 am

1 stop7h 49m

$445

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Thu 2/5

7:15 am-3:32 pm

1 stop6h 17m

Santiago de los Caballeros

Sun 2/15

2:34 pm-12:25 am

1 stop11h 51m

$448

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Mon 12/8

5:00 am-8:33 pm

1 stop13h 33m

$138

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Thu 12/11

5:30 am-2:42 am

1 stop19h 12m

$167

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Mon 12/15

5:30 am-2:42 am

1 stop19h 12m

$186

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Mon 12/8

6:08 pm-2:42 am

3 stops30h 34m

$208

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 14 results

Compare providers for flights from Austin to Santiago de los Caballeros

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Austin to Santiago de los Caballeros in October.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy2 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Austin-Santiago de los Caballeros flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Austin-Santiago de los Caballeros flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Austin-Santiago de los Caballeros flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Austin-Santiago de los Caballeros flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Austin-Santiago de los Caballeros flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Austin to Santiago de los Caballeros

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

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

Currently, February is the cheapest month in which you can book a flight from Austin to Santiago de los Caballeros (average of $191). Flying from Austin to Santiago de los Caballeros in January is currently the most expensive (average of $405). 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.

How much does it cost to fly round-trip from Austin to Santiago de los Caballeros?

Reviews of airlines servicing Santiago de los Caballeros

See what other customers who have flown with Delta, American Airlines, and Spirit Airlines from Austin to Santiago de los Caballeros have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.9

Good

7,994 reviews

Reviews

1 / 20

8.0

Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Delta

7.9

Good

7,994 reviews

Delta

7.9

Good

7,994 reviews

Reviews

1 / 20

8.0

Excellent

Matthew,Oct 2025

GSP - ATL

American Airlines

7.2

Good

11,032 reviews

Delta

7.9

Good

7,994 reviews

Reviews

1 / 20

8.0

Excellent

Matthew,Oct 2025

GSP - ATL

Spirit Airlines

6.3

Okay

8,114 reviews

Delta

7.9

Good

7,994 reviews

Reviews

1 / 20

8.0

Excellent

Matthew,Oct 2025

GSP - ATL

Related info for your journey

How long is the flight from Austin to Santiago de los Caballeros?
Airlines like American Airlines fly from Austin to Santiago de los Caballeros in about 19h 56m. The time it takes to get you to your destination can typically vary by up to . There are 1846 mi between Austin and Santiago de los Caballeros.
What are the cheapest airlines flying from Austin to Santiago de los Caballeros round-trip?
Cheapflights users have booked flights from Austin to Santiago de los Caballeros round-trip from $342. Other airlines that can offer you cheap pricing are Delta, from $378, and American Airlines, from $461. Spirit Airlines is priced at 41% lower than the current average price of a flight leaving 3 months from now.
Can I find deals for flights from Austin to Santiago de los Caballeros that include hotel bookings?
Yes. In addition to deals on Austin to Santiago de los Caballeros flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Austin 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 Austin to Santiago de los Caballeros.
Can I find deals for business class flights from Austin to Santiago de los Caballeros?
Yes. Cheapflights offers flight deals from Austin 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 Austin to Santiago de los Caballeros?
Currently, February is the cheapest month in which you can book a flight from Austin to Santiago de los Caballeros (average of $191). Flying from Austin to Santiago de los Caballeros in January is currently the most expensive (average of $405). 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 Austin to Santiago de los Caballeros

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$342	Average$398	FlexibilityNo cancel fee	On-time65%
Delta	Cheapest$378	Average$450	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$461	Average$645	FlexibilityNo cancel fee	On-time71%

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$138+ Cheap flights from Austin (AUS) 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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Austin to Santiago de los Caballeros with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Find flight deals from Austin to Santiago de los Caballeros

Cheapest flights from Austin to Santiago de los CaballerosExplore the most affordable flight options available from Austin to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Explore the most affordable flight options available from Austin to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Cheap flight deals from Austin to Santiago de los Caballeros

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Austin to Santiago de los Caballeros that are best for you.

Compare providers for flights from Austin to Santiago de los Caballeros

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Austin to Santiago de los Caballeros in October.

Best time to book a flight from Austin to Santiago de los Caballeros

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

Cheapflights Insights

Everything you need to know about your flight from Austin to Santiago de los Caballeros

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

How much does it cost to fly round-trip from Austin to Santiago de los Caballeros?

Reviews of airlines servicing Santiago de los Caballeros

See what other customers who have flown with Delta, American Airlines, and Spirit Airlines from Austin to Santiago de los Caballeros have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Austin 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.

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

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

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

How can I find direct flights from Austin to Santiago de los Caballeros?

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

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

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Cheapest flights from Austin to Santiago de los Caballeros
Explore the most affordable flight options available from Austin to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.