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Cheap flights from Austin to Santiago de los Caballeros from $347

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 5/31. 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.
JetBlue Logo
3:16 pm - 11:51 pm
AUS
-
STI
7h 35m
1 stop
JetBlue Logo
5:01 am - 1:57 pm
STI
-
AUS
9h 56m
1 stop
$466JetBlue
Tue, Aug 25 - Thu, Aug 27
JetBlue Logo
7:00 am - 2:36 pm
AUS
-
STI
6h 36m
1 stop
JetBlue Logo
5:01 am - 1:57 pm
STI
-
AUS
9h 56m
1 stop
$503JetBlue
Tue, Aug 25 - Thu, Aug 27
JetBlue Logo
1:00 pm - 11:51 pm
AUS
-
STI
9h 51m
1 stop
JetBlue Logo
5:01 am - 1:57 pm
STI
-
AUS
9h 56m
1 stop
$520JetBlue
Wed, Aug 5 - Mon, Aug 10
American Airlines Logo
6:02 pm - 9:03 pm
AUS
-
STI
26h 01m
1 stop
American Airlines Logo
7:00 am - 10:35 pm
STI
-
AUS
16h 35m
2 stops
$563American Airlines
Wed, Aug 5 - Mon, Aug 10
Delta Logo
7:30 am - 12:59 am
AUS
-
STI
16h 29m
1 stop
Delta Logo
8:59 pm - 2:10 pm
STI
-
AUS
18h 11m
1 stop
$600Delta
Sat, Jun 6 - Tue, Jun 16
Delta Logo
6:00 pm - 12:25 pm
AUS
-
STI
17h 25m
1 stop
Delta Logo
8:59 pm - 2:58 pm
STI
-
AUS
18h 59m
2 stops
$605Delta
Sat, Jun 6 - Tue, Jun 16
JetBlue Logo
1:00 pm - 11:51 pm
AUS
-
STI
9h 51m
1 stop
JetBlue Logo
5:01 am - 1:57 pm
STI
-
AUS
9h 56m
1 stop
$616JetBlue
Thu, Jul 16 - Wed, Jul 22
JetBlue Logo
1:52 pm - 8:00 am
AUS
-
STI
17h 08m
1 stop
JetBlue Logo
5:01 am - 11:48 am
STI
-
AUS
7h 47m
1 stop
$663JetBlue
Fri, Jul 3 - Thu, Jul 9
American Airlines Logo
10:45 am - 9:28 pm
AUS
-
STI
9h 43m
1 stop
American Airlines Logo
3:44 pm - 11:59 pm
STI
-
AUS
9h 15m
1 stop
$690American Airlines
Wed, Jul 8 - Wed, Jul 15
American Airlines Logo
6:15 am - 9:28 pm
AUS
-
STI
14h 13m
2 stops
American Airlines Logo
9:00 am - 11:59 pm
STI
-
AUS
15h 59m
1 stop
$695American Airlines
Wed, Jul 8 - Wed, Jul 15

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
Aug 25
AUS9:33 amAustin Bergstrom
12h 19m
2 stops
STI10:52 pmSantiago de los Caballeros
Aug 27
STI6:00 amSantiago de los Caballeros
14h 57m
2 stops
AUS7:57 pmAustin Bergstrom
$815
United Airlines
Aug 25
AUS5:30 amAustin Bergstrom
16h 22m
2 stops
STI10:52 pmSantiago de los Caballeros
Aug 27
STI6:00 amSantiago de los Caballeros
14h 57m
2 stops
AUS7:57 pmAustin Bergstrom
$870

American Airlines flights from Austin to Santiago de los Caballeros

Our best American Airlines deals on Austin to Santiago de los Caballeros flight tickets
American Airlines
Aug 5
AUS6:02 pmAustin Bergstrom
26h 01m
1 stop
STI9:03 pmSantiago de los Caballeros
Aug 10
STI7:00 amSantiago de los Caballeros
16h 35m
2 stops
AUS10:35 pmAustin Bergstrom
$563
American Airlines
Jul 8
AUS10:45 amAustin Bergstrom
9h 43m
1 stop
STI9:28 pmSantiago de los Caballeros
Jul 15
STI3:44 pmSantiago de los Caballeros
9h 15m
1 stop
AUS11:59 pmAustin Bergstrom
$690
American Airlines
Jul 8
AUS6:15 amAustin Bergstrom
14h 13m
2 stops
STI9:28 pmSantiago de los Caballeros
Jul 15
STI9:00 amSantiago de los Caballeros
15h 59m
1 stop
AUS11:59 pmAustin Bergstrom
$695

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 May 20, 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

Cheapest round-trip

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Tue 8/25

3:16 pm-11:51 pm

1 stop7h 35m

Santiago de los Caballeros

Thu 8/27

5:01 am-1:57 pm

1 stop9h 56m

$466
Quickest round-trip

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Tue 8/25

7:00 am-2:36 pm

1 stop6h 36m

Santiago de los Caballeros

Thu 8/27

5:01 am-1:57 pm

1 stop9h 56m

$503

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Wed 8/5

1:00 pm-11:51 pm

1 stop9h 51m

Santiago de los Caballeros

Mon 8/10

5:01 am-1:57 pm

1 stop9h 56m

$520

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Wed 8/5

6:02 pm-9:03 pm

1 stop26h 01m

Santiago de los Caballeros

Mon 8/10

7:00 am-10:35 pm

2 stops16h 35m

$563

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Sat 6/6

7:30 am-12:59 am

1 stop16h 29m

Santiago de los Caballeros

Tue 6/16

8:59 pm-2:10 pm

1 stop18h 11m

$600

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Sat 6/6

6:00 pm-12:25 pm

1 stop17h 25m

Santiago de los Caballeros

Tue 6/16

8:59 pm-2:58 pm

2 stops18h 59m

$605

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Thu 7/16

1:00 pm-11:51 pm

1 stop9h 51m

Santiago de los Caballeros

Wed 7/22

5:01 am-1:57 pm

1 stop9h 56m

$616

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Fri 7/3

1:52 pm-8:00 am

1 stop17h 08m

Santiago de los Caballeros

Thu 7/9

5:01 am-11:48 am

1 stop7h 47m

$663

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Wed 7/8

10:45 am-9:28 pm

1 stop9h 43m

Santiago de los Caballeros

Wed 7/15

3:44 pm-11:59 pm

1 stop9h 15m

$690

AustinSantiago de los Caballeros

AUS - STI

AUSSTI

Austin Bergstrom

Wed 7/8

6:15 am-9:28 pm

2 stops14h 13m

Santiago de los Caballeros

Wed 7/15

9:00 am-11:59 pm

1 stop15h 59m

$695

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 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 typical price of a round-trip flight between Austin and Santiago de los Caballeros?

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

The cheapest month to fly to Santiago de los Caballeros from Austin is in September. Flight prices, which tend to average around $0, 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 September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $253.

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

7h 35m

Direct flights

None
The fastest flight from Austin to Santiago de los Caballeros takes 7h 35m
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

Frequently asked questions about flying from Austin to Santiago de los Caballeros

  • 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 7h 35m.

  • 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 $253Free CancellationRating
6.2
8,611 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $542Free CancellationRating
7.1
11,643 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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