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Cheap flights from Austin to Santiago de los Caballeros from $136

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Santiago de los Caballeros departing on 3/5. 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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0 bags

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Find the cheapest flights from Austin to Santiago de los Caballeros

Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
4:59 pm - 1:49 am
AUS
-
STI
7h 50m
1 stop
Spirit Airlines Logo
3:28 pm - 12:24 am
STI
-
AUS
9h 56m
1 stop
$245Spirit Airlines
Mon, Mar 23 - Tue, Apr 7
Spirit Airlines Logo
5:50 am - 1:49 am
AUS
-
STI
18h 59m
2 stops
Spirit Airlines Logo
3:28 pm - 12:24 am
STI
-
AUS
9h 56m
1 stop
$299Spirit Airlines
Mon, Mar 23 - Tue, Apr 7
Spirit Airlines Logo
4:59 pm - 1:49 am
AUS
-
STI
7h 50m
1 stop
Spirit Airlines Logo
3:28 pm - 12:24 am
STI
-
AUS
9h 56m
1 stop
$303Spirit Airlines
Thu, Apr 9 - Mon, Apr 13
Spirit Airlines Logo
7:15 am - 3:35 pm
AUS
-
STI
6h 20m
1 stop
Spirit Airlines Logo
3:43 pm - 12:24 am
STI
-
AUS
9h 41m
1 stop
$318Spirit Airlines
Sat, Mar 7 - Sat, Mar 28
Spirit Airlines Logo
1:26 pm - 2:35 pm
AUS
-
STI
24h 09m
3 stops
Spirit Airlines Logo
3:28 pm - 12:24 am
STI
-
AUS
9h 56m
1 stop
$354Spirit Airlines
Mon, Mar 23 - Tue, Apr 7
Spirit Airlines Logo
11:34 am - 3:35 pm
AUS
-
STI
26h 01m
1 stop
Spirit Airlines Logo
4:40 pm - 9:29 am
STI
-
AUS
18h 49m
1 stop
$359Spirit Airlines
Sun, Mar 1 - Sat, Mar 7
Spirit Airlines Logo
8:12 pm - 2:23 pm
AUS
-
STI
17h 11m
2 stops
Spirit Airlines Logo
3:28 pm - 4:04 pm
STI
-
AUS
25h 36m
1 stop
$360Spirit Airlines
Thu, Apr 9 - Mon, Apr 13
Spirit Airlines Logo
4:59 pm - 1:49 am
AUS
-
STI
7h 50m
1 stop
Spirit Airlines Logo
3:28 pm - 11:59 pm
STI
-
AUS
33h 31m
3 stops
$400Spirit Airlines
Thu, Apr 9 - Mon, Apr 13
Spirit Airlines Logo
5:50 am - 1:49 am
AUS
-
STI
18h 59m
2 stops
Spirit Airlines Logo
3:28 pm - 12:21 pm
STI
-
AUS
21h 53m
3 stops
$401Spirit Airlines
Mon, Mar 23 - Tue, Apr 7
Multiple Airlines Logo
11:34 am - 3:35 pm
AUS
-
STI
26h 01m
1 stop
Multiple Airlines Logo
4:40 pm - 2:15 pm
STI
-
AUS
23h 35m
2 stops
$402Multiple Airlines
Sun, Mar 1 - Sat, Mar 7

United Airlines flights from Austin to Santiago de los Caballeros

Our best United Airlines deals on Austin to Santiago de los Caballeros flight tickets
United Airlines
May 25
AUS6:40 amAustin Bergstrom
15h 12m
2 stops
STI10:52 pmSantiago de los Caballeros
May 30
STI2:07 pmSantiago de los Caballeros
10h 52m
1 stop
AUS11:59 pmAustin Bergstrom
$587
United Airlines
Mar 17
AUS9:00 amAustin Bergstrom
12h 51m
2 stops
STI10:51 pmSantiago de los Caballeros
Mar 23
STI3:00 pmSantiago de los Caballeros
18h 34m
2 stops
AUS8:34 amAustin Bergstrom
$648
United Airlines
Feb 21
AUS11:10 amAustin Bergstrom
10h 41m
1 stop
STI11:51 pmSantiago de los Caballeros
Feb 25
STI12:52 pmSantiago de los Caballeros
10h 04m
1 stop
AUS8:56 pmAustin Bergstrom
$790

Spirit Airlines flights from Austin to Santiago de los Caballeros

Our best Spirit Airlines deals on Austin to Santiago de los Caballeros flight tickets
Spirit Airlines
Mar 23
AUS4:59 pmAustin Bergstrom
7h 50m
1 stop
STI1:49 amSantiago de los Caballeros
Apr 7
STI3:28 pmSantiago de los Caballeros
9h 56m
1 stop
AUS12:24 amAustin Bergstrom
$245
Spirit Airlines
Mar 23
AUS5:50 amAustin Bergstrom
18h 59m
2 stops
STI1:49 amSantiago de los Caballeros
Apr 7
STI3:28 pmSantiago de los Caballeros
9h 56m
1 stop
AUS12:24 amAustin Bergstrom
$299
Spirit Airlines
Apr 9
AUS4:59 pmAustin Bergstrom
7h 50m
1 stop
STI1:49 amSantiago de los Caballeros
Apr 13
STI3:28 pmSantiago de los Caballeros
9h 56m
1 stop
AUS12:24 amAustin Bergstrom
$303

momondo Fare Finder

 
Customize your flight search to find flights from Austin 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 February 14, 2026.
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

Mon 3/23

4:59 pm-1:49 am

1 stop7h 50m

Santiago de los Caballeros

Tue 4/7

3:28 pm-12:24 am

1 stop9h 56m

$245

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Mon 3/23

5:50 am-1:49 am

2 stops18h 59m

Santiago de los Caballeros

Tue 4/7

3:28 pm-12:24 am

1 stop9h 56m

$299

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Thu 4/9

4:59 pm-1:49 am

1 stop7h 50m

Santiago de los Caballeros

Mon 4/13

3:28 pm-12:24 am

1 stop9h 56m

$303

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Sat 3/7

7:15 am-3:35 pm

1 stop6h 20m

Santiago de los Caballeros

Sat 3/28

3:43 pm-12:24 am

1 stop9h 41m

$318

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Mon 3/23

1:26 pm-2:35 pm

3 stops24h 09m

Santiago de los Caballeros

Tue 4/7

3:28 pm-12:24 am

1 stop9h 56m

$354

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Sun 3/1

11:34 am-3:35 pm

1 stop26h 01m

Santiago de los Caballeros

Sat 3/7

4:40 pm-9:29 am

1 stop18h 49m

$359

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Thu 4/9

8:12 pm-2:23 pm

2 stops17h 11m

Santiago de los Caballeros

Mon 4/13

3:28 pm-4:04 pm

1 stop25h 36m

$360

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Thu 4/9

4:59 pm-1:49 am

1 stop7h 50m

Santiago de los Caballeros

Mon 4/13

3:28 pm-11:59 pm

3 stops33h 31m

$400

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Mon 3/23

5:50 am-1:49 am

2 stops18h 59m

Santiago de los Caballeros

Tue 4/7

3:28 pm-12:21 pm

3 stops21h 53m

$401

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Sun 3/1

11:34 am-3:35 pm

1 stop26h 01m

Santiago de los Caballeros

Sat 3/7

4:40 pm-2:15 pm

2 stops23h 35m

$402

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 Austin 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 airline that flies from Austin Bergstrom to Santiago de los Caballeros?

Spirit Airlines and Delta are the most popular carriers operating from Austin Bergstrom to Santiago de los Caballeros

What airlines fly to Santiago de los Caballeros?

American Airlines, Spirit Airlines and Delta are the top three most popular airlines that fly to Santiago de los Caballeros from Austin according to our data. American Airlines is the first choice among our users, with 71% of people opting to fly with this airline when traveling to Santiago de los Caballeros. Keep in mind that there are 4 different airlines that fly to Santiago de los Caballeros on a routine basis, so you have a few additional options to choose from.

When to book flights from Austin to Santiago de los Caballeros

Are you open to changing your travel dates? Check out the ideal times to fly from Austin 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 Austin to Santiago de los Caballeros (AUS to STI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to Santiago de los Caballeros

Fastest flight time

5h 43m

Direct flights

None
The fastest flight from Austin to Santiago de los Caballeros takes 5h 43m
There are no direct flights from Austin to Santiago de los Caballeros. There are no popular flight routes from Austin to Santiago de los Caballeros.
Search flight deals

  • How far is Austin Bergstrom to Santiago de los Caballeros by plane?

    The distance between Austin Bergstrom and Santiago de los Caballeros is about 1845.7 mi. In terms of flight time, this usually takes a little over 5h 43m.

  • When did momondo last update prices for flights from Austin Bergstrom Airport to Santiago de los Caballeros Airport?

    Prices for flights from Austin Bergstrom Airport to Santiago de los Caballeros Airport were last updated today.

  • How many operators does momondo search for flights from Austin Bergstrom Airport to Santiago de los Caballeros Airport?

  • How old do you have to be to fly from Austin Bergstrom 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 Austin Bergstrom 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 Austin to Santiago de los Caballeros?

Best airlines flying from Austin to Santiago de los Caballeros

Compare and see reviews for airlines that fly from Austin to Santiago de los Caballeros with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $248Free CancellationRating
6.3
8,451 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $461Free CancellationRating
7.2
11,288 reviews
Search American Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Santiago de los Caballeros from Austin.

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

Yes. All flights to Santiago de los Caballeros from Austin on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Austin to Santiago de los Caballeros flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Austin 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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