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 $606. 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.

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.

$270+ Flights from Austin to Santiago de los Caballeros

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Cheap flight deals from Austin to Santiago de los Caballeros

Round-trip from	$441 (FlightHub)
One-way from	$270 (Kiwi.com)
Popular in	December
Cheapest in	September
Average price	$421

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. 24% potential increase in price ($197 potential increase over avg. RT price).

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Cheapest flight prices on average. 11% potential price decrease ($65 potential savings vs. average RT price).

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Average for round-trip flights in June 2025

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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 June 12, 2025.

Tue 7/17:15 amAUS - STI

1 stop26h 14mSpirit Airlines

Tue 7/811:29 amSTI - AUS

1 stop12h 35mSpirit Airlines

Deal found 6/10

$441

Tue 10/77:30 amAUS - STI

1 stop10h 08mDelta

Tue 10/146:10 amSTI - AUS

1 stop12h 28mDelta

Deal found 6/10

$491

Thu 10/235:20 amAUS - STI

1 stop5h 57mAmerican Airlines

Wed 10/291:41 pmSTI - AUS

1 stop8h 28mAmerican Airlines

Deal found 6/11

$523

Thu 10/235:37 pmAUS - STI

2 stops20h 35mUnited Airlines

Wed 10/295:00 amSTI - AUS

2 stops18h 44mUnited Airlines

Deal found 6/10

$585

Tue 7/17:15 amAUS - STI

1 stop26h 14mMultiple Airlines

Wed 8/2712:19 pmSTI - AUS

2 stops20h 46mMultiple Airlines

Deal found 6/11

$587

Fri 8/15:10 pmAUS - STI

1 stop15h 53mJetBlue

Tue 8/123:15 amSTI - AUS

1 stop13h 05mJetBlue

Deal found 6/11

$1,101

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 June 12, 2025.

Tue 7/17:15 amAUS - STI

1 stop26h 14mSpirit Airlines

Tue 7/811:29 amSTI - AUS

1 stop12h 35mSpirit Airlines

Deal found 6/10

$441

Tue 10/77:30 amAUS - STI

1 stop10h 08mDelta

Tue 10/146:10 amSTI - AUS

1 stop12h 28mDelta

Deal found 6/10

$491

Thu 10/235:20 amAUS - STI

1 stop5h 57mAmerican Airlines

Wed 10/291:41 pmSTI - AUS

1 stop8h 28mAmerican Airlines

Deal found 6/12

$523

Thu 10/235:37 pmAUS - STI

2 stops20h 35mUnited Airlines

Wed 10/295:00 amSTI - AUS

2 stops18h 44mUnited Airlines

Deal found 6/10

$585

Tue 7/17:15 amAUS - STI

1 stop26h 14mMultiple Airlines

Wed 8/2712:19 pmSTI - AUS

2 stops20h 46mMultiple Airlines

Deal found 6/11

$587

Fri 8/15:10 pmAUS - STI

1 stop15h 53mJetBlue

Tue 8/123:15 amSTI - AUS

1 stop13h 05mJetBlue

Deal found 6/11

$1,101

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 June 12, 2025 and is based on user searches.

Thu 6/197:15 amAUS - STI

1 stop26h 14mSpirit Airlines

Fri 7/1110:55 amSTI - AUS

1 stop12h 23mSpirit Airlines

Deal found 6/10

$495

Fri 6/275:15 amAUS - STI

1 stop14h 50mAmerican Airlines

Mon 7/71:30 pmSTI - AUS

1 stop22h 02mAmerican Airlines

Deal found 6/12

$553

Tue 7/17:15 amAUS - STI

1 stop26h 14mSpirit Airlines

Tue 7/811:29 amSTI - AUS

1 stop12h 35mSpirit Airlines

Deal found 6/10

$441

Tue 7/17:15 amAUS - STI

1 stop26h 14mMultiple Airlines

Wed 8/2712:19 pmSTI - AUS

2 stops20h 46mMultiple Airlines

Deal found 6/11

$587

Tue 7/15:40 amAUS - STI

2 stops12h 47mDelta

Tue 7/88:58 pmSTI - AUS

2 stops15h 01mDelta

Deal found 6/10

$754

Tue 7/15:12 pmAUS - STI

1 stop15h 51mJetBlue

Tue 8/263:15 amSTI - AUS

1 stop13h 05mJetBlue

Deal found 6/11

$1,261

Sun 7/135:00 amAUS - STI

2 stops19h 46mUnited Airlines

Thu 7/172:07 pmSTI - AUS

2 stops21h 28mUnited Airlines

Deal found 6/11

$807

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 June 12, 2025.

Tue 7/17:15 amAUS - STI

2 stops28h 35mMultiple Airlines

Deal found 6/11

$270

Tue 7/12:07 pmAUS - STI

3 stops43h 22mSpirit Airlines

Deal found 6/11

$455

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 7/1

7:15 am-10:29 am

1 stop26h 14m

Santiago de los Caballeros

Tue 7/8

11:29 am-11:04 pm

1 stop12h 35m

$441

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Fri 6/27

5:15 am-9:05 pm

1 stop14h 50m

Santiago de los Caballeros

Mon 7/7

1:30 pm-10:32 am

1 stop22h 02m

$553

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Tue 7/1

7:15 am-10:29 am

1 stop26h 14m

Santiago de los Caballeros

Wed 8/27

12:19 pm-8:05 am

2 stops20h 46m

$587

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Tue 7/1

5:40 am-7:27 pm

2 stops12h 47m

Santiago de los Caballeros

Tue 7/8

8:58 pm-10:59 am

2 stops15h 01m

$754

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Sun 7/13

5:00 am-1:46 am

2 stops19h 46m

Santiago de los Caballeros

Thu 7/17

2:07 pm-10:35 am

2 stops21h 28m

$807

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Fri 8/1

5:10 pm-10:03 am

1 stop15h 53m

Santiago de los Caballeros

Tue 8/12

3:15 am-3:20 pm

1 stop13h 05m

$1,101

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Tue 7/1

7:15 am-12:50 pm

2 stops28h 35m

$270

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Tue 7/1

2:07 pm-10:29 am

3 stops43h 22m

$455

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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 $630). 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

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,950 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,790 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

JetBlue

7.3

Good

2,925 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Spirit Airlines

6.3

Okay

8,052 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 $441. Other airlines that can offer you cheap pricing are Delta, from $491, and American Airlines, from $523. Spirit Airlines is priced at 27% 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, 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 $630). 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$406	FlexibilityNo cancel fee	On-time65%
Delta	Cheapest$378	Average$450	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$381	Average$614	FlexibilityNo cancel fee	On-time71%

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$270+ 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 7/1. 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

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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 June 12, 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 June 12, 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.

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?

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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Travel Smart

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 June 12, 2025.