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

The cheapest airlines for a one-way flight from Austin to Santiago de los Caballeros are Spirit Airlines ($154), Delta ($214), and United Airlines ($265).

What is the cheapest day to fly from Austin to Santiago de los Caballeros?

Travelers seeking maximum savings on their Austin to Santiago de los Caballeros flight should consider departing on Saturday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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, Delta and Spirit Airlines. Something to consider prior to booking your flight.

What is the cheapest day to fly round-trip from Austin to Santiago de los Caballeros?

Thursday flights are found to be more expensive to fly from Austin to Santiago de los Caballeros. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Santiago de los Caballeros.

What is the cheapest month to fly from Austin to Santiago de los Caballeros?

September can be a great time to fly to Santiago de los Caballeros from Austin with a flight ticket averaging about $587. Cheapflights users have found deals in the month of September for as cheap as $381. The most expensive prices can be found in the month of December.

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

It’s typically best to fly out from Austin to Santiago de los Caballeros in the morning. Doing so could potentially save you 24% on the flight price compared to flying in the afternoon, which is usually more expensive.

Most accurate provider : When it comes to deals on Austin-Santiago de los Caballeros flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Austin-Santiago de los Caballeros flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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.

$154+ Flights from Austin to Santiago de los Caballeros

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1. Tell us where you want to go

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Cheap flight deals from Austin to Santiago de los Caballeros

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$368 (FlightHub)
One-way from	$154 (eDestinos)
Popular in	December
Cheapest in	September

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

Search Deals

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

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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. 25% potential increase in price ($204 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 12% potential price decrease ($67 potential savings vs. average RT price).

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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 April 22, 2025.

Tue 5/137:14 amAUS - STI

1 stop6h 34mSpirit Airlines

Tue 5/273:53 pmSTI - AUS

1 stop8h 10mSpirit Airlines

Deal found 4/22

$368

Wed 5/1411:20 amAUS - STI

1 stop11h 54mDelta

Thu 5/296:11 amSTI - AUS

1 stop12h 08mDelta

Deal found 4/22

$451

Tue 7/1511:20 amAUS - STI

1 stop8h 50mAmerican Airlines

Tue 8/198:15 amSTI - AUS

1 stop13h 49mAmerican Airlines

Deal found 4/22

$535

Thu 10/236:19 pmAUS - STI

3 stops19h 53mUnited Airlines

Wed 10/2911:49 amSTI - AUS

2 stops21h 55mUnited Airlines

Deal found 4/22

$545

Wed 5/142:07 pmAUS - STI

3 stops23h 41mMultiple Airlines

Thu 5/293:53 pmSTI - AUS

3 stops27h 02mMultiple Airlines

Deal found 4/22

$585

Wed 6/112:27 pmAUS - STI

1 stop11h 08mJetBlue

Thu 6/193:08 amSTI - AUS

1 stop14h 08mJetBlue

Deal found 4/22

$735

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 April 22, 2025.

Tue 5/137:14 amAUS - STI

1 stop6h 34mSpirit Airlines

Tue 5/273:53 pmSTI - AUS

1 stop8h 10mSpirit Airlines

Deal found 4/22

$368

Wed 5/1411:20 amAUS - STI

1 stop11h 54mDelta

Thu 5/296:11 amSTI - AUS

1 stop12h 08mDelta

Deal found 4/22

$451

Tue 7/1511:20 amAUS - STI

1 stop8h 50mAmerican Airlines

Tue 8/198:15 amSTI - AUS

1 stop13h 49mAmerican Airlines

Deal found 4/22

$535

Wed 5/142:07 pmAUS - STI

3 stops23h 41mMultiple Airlines

Thu 5/293:53 pmSTI - AUS

3 stops27h 02mMultiple Airlines

Deal found 4/22

$585

Wed 5/145:05 amAUS - STI

2 stops19h 41mUnited Airlines

Wed 5/282:07 pmSTI - AUS

2 stops21h 29mUnited Airlines

Deal found 4/21

$637

Wed 6/112:27 pmAUS - STI

1 stop11h 08mJetBlue

Thu 6/193:08 amSTI - AUS

1 stop14h 08mJetBlue

Deal found 4/22

$735

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 April 22, 2025 and is based on user searches.

Sat 5/104:39 pmAUS - STI

1 stop15h 26mJetBlue

Fri 5/163:45 amSTI - AUS

1 stop12h 45mJetBlue

Deal found 4/22

$790

Tue 5/137:14 amAUS - STI

1 stop6h 34mSpirit Airlines

Tue 5/273:53 pmSTI - AUS

1 stop8h 10mSpirit Airlines

Deal found 4/22

$368

Wed 5/1411:20 amAUS - STI

1 stop11h 54mDelta

Thu 5/296:11 amSTI - AUS

1 stop12h 08mDelta

Deal found 4/22

$451

Wed 5/146:01 amAUS - STI

2 stops7h 59mAmerican Airlines

Fri 5/303:50 pmSTI - AUS

2 stops19h 49mAmerican Airlines

Deal found 4/22

$563

Wed 5/142:07 pmAUS - STI

3 stops23h 41mMultiple Airlines

Thu 5/293:53 pmSTI - AUS

3 stops27h 02mMultiple Airlines

Deal found 4/22

$585

Wed 5/145:05 amAUS - STI

2 stops19h 41mUnited Airlines

Wed 5/282:07 pmSTI - AUS

2 stops21h 29mUnited Airlines

Deal found 4/21

$637

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 April 22, 2025.

Tue 5/137:14 amAUS - STI

1 stop6h 34mSpirit Airlines

Deal found 4/22

$154

Tue 5/611:45 amAUS - STI

1 stop11h 42mDelta

Deal found 4/22

$214

Mon 4/285:35 pmAUS - STI

2 stops20h 37mUnited Airlines

Deal found 4/22

$265

Tue 7/1511:20 amAUS - STI

1 stop8h 50mAmerican Airlines

Deal found 4/22

$273

Mon 5/51:22 pmAUS - STI

3 stops24h 24mMultiple Airlines

Deal found 4/21

$381

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 5/13

7:14 am-2:48 pm

1 stop6h 34m

Santiago de los Caballeros

Tue 5/27

3:53 pm-11:03 pm

1 stop8h 10m

$368

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Wed 5/14

11:20 am-12:14 am

1 stop11h 54m

Santiago de los Caballeros

Thu 5/29

6:11 am-5:19 pm

1 stop12h 08m

$451

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Tue 7/15

11:20 am-9:10 pm

1 stop8h 50m

Santiago de los Caballeros

Tue 8/19

8:15 am-9:04 pm

1 stop13h 49m

$535

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Wed 5/14

2:07 pm-2:48 pm

3 stops23h 41m

Santiago de los Caballeros

Thu 5/29

3:53 pm-5:55 pm

3 stops27h 02m

$585

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Wed 5/14

5:05 am-1:46 am

2 stops19h 41m

Santiago de los Caballeros

Wed 5/28

2:07 pm-10:36 am

2 stops21h 29m

$637

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Wed 6/11

2:27 pm-2:35 am

1 stop11h 08m

Santiago de los Caballeros

Thu 6/19

3:08 am-4:16 pm

1 stop14h 08m

$735

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Tue 5/13

7:14 am-2:48 pm

1 stop6h 34m

$154

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Tue 5/6

11:45 am-12:27 am

1 stop11h 42m

$214

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Mon 4/28

5:35 pm-3:12 pm

2 stops20h 37m

$265

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Tue 7/15

11:20 am-9:10 pm

1 stop8h 50m

$273

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 11 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 April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Austin-Santiago de los Caballeros flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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, May is the cheapest month in which you can book a flight from Austin to Santiago de los Caballeros (average of $347). Flying from Austin to Santiago de los Caballeros in July is currently the most expensive (average of $631). 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.

Rainfall in Santiago de los Caballeros by month

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.

Temperature in Santiago de los Caballeros by month

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).

Reviews of airlines servicing Santiago de los Caballeros

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,920 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,683 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

JetBlue

7.3

Good

2,923 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Spirit Airlines

6.3

Okay

7,940 reviews

Delta

8.0

Very good

7,920 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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 $368. Other airlines that can offer you cheap pricing are Delta, from $451, and American Airlines, from $535. Spirit Airlines is priced at 37% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from Austin to Santiago de los Caballeros one-way?
The cheapest airlines for a one-way flight from Austin to Santiago de los Caballeros are Spirit Airlines ($154), Delta ($214), and United Airlines ($265).
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, May is the cheapest month in which you can book a flight from Austin to Santiago de los Caballeros (average of $347). Flying from Austin to Santiago de los Caballeros in July is currently the most expensive (average of $631). 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$366	Average$408	FlexibilityNo cancel fee	On-time65%
Delta	Cheapest$378	Average$450	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$381	Average$610	FlexibilityNo cancel fee	On-time71%

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$154+ 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 5/13. 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

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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

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 April 22, 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 April 22, 2025.

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 April.

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?

Rainfall in Santiago de los Caballeros by month

Plan your trip to Santiago de los Caballeros by taking into account the average rainfall totals by month.

Temperature in Santiago de los Caballeros by month

Plan your trip to Santiago de los Caballeros by taking into account the average temperature totals by month.

Reviews of airlines servicing Santiago de los Caballeros

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.

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

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

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 April 22, 2025.