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Santiago de los Caballeros

$569+ Cheap flights from Louisville (SDF) to Santiago de los Caballeros (STI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — STI
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from Louisville to Santiago de los Caballeros

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Santiago de los Caballeros (STI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 11, 2025.

Round-trip from

$569
(Delta)
From Louisville Intl to Santiago de los Caballeros
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Find flight deals from Louisville to Santiago de los Caballeros

Cheapest flights from Louisville to Santiago de los Caballeros
Explore the most affordable flight options available from Louisville to Santiago de los Caballeros. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/285:00 amSDF - STI
2 stops15h 03mAmerican Airlines
sáb. 1/33:24 pmSTI - SDF
2 stops18h 26mAmerican Airlines
Deal found 9/9$920
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/195:00 amSDF - STI
2 stops15h 03mAmerican Airlines
vie. 1/23:24 pmSTI - SDF
2 stops18h 26mAmerican Airlines
Deal found 9/11$940
This Cheapflightsfares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/1910:55 amSDF - STI
1 stop5h 11mSpirit Airlines
vie. 1/26:18 pmSTI - SDF
1 stop16h 42mSpirit Airlines
Deal found 9/10$990
This American Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/207:24 pmSDF - STI
2 stops18h 00mAmerican Airlines
vie. 1/26:15 pmSTI - SDF
2 stops24h 16mAmerican Airlines
Deal found 9/9$1,015
This Cheapflightsfares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/2010:55 amSDF - STI
1 stop5h 11mSpirit Airlines
vie. 1/26:18 pmSTI - SDF
1 stop16h 42mSpirit Airlines
Deal found 9/10$1,049

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville 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, Cheapflights users made 2,558,603 searches. Data last updated septiembre 11, 2025.
Use the filters below to find and compare flights from Louisville to Santiago de los Caballeros that are best for you.

Fly from

Louisville

Fly to

Santiago de los Caballeros

Route

Depart

Return

Price

LouisvilleSantiago de los Caballeros

SDF - STI

SDFSTI

Louisville Intl

mar. 3/10

10:10 am-11:27 pm

2 stops13h 17m

Santiago de los Caballeros

jue. 3/12

6:00 am-4:52 pm

2 stops10h 52m

$569

LouisvilleSantiago de los Caballeros

SDF - STI

SDFSTI

Louisville Intl

mar. 3/10

6:31 am-12:15 pm

1 stop5h 44m

Santiago de los Caballeros

jue. 3/12

3:30 pm-12:14 am

1 stop8h 44m

$674

LouisvilleSantiago de los Caballeros

SDF - STI

SDFSTI

Louisville Intl

dom. 12/28

5:00 am-9:03 pm

2 stops15h 03m

Santiago de los Caballeros

sáb. 1/3

3:24 pm-8:50 am

2 stops18h 26m

$920

LouisvilleSantiago de los Caballeros

SDF - STI

SDFSTI

Louisville Intl

vie. 12/19

5:00 am-9:03 pm

2 stops15h 03m

Santiago de los Caballeros

vie. 1/2

3:24 pm-8:50 am

2 stops18h 26m

$940

LouisvilleSantiago de los Caballeros

SDF - STI

SDFSTI

Louisville Intl

sáb. 12/20

5:00 am-9:03 pm

2 stops15h 03m

Santiago de los Caballeros

vie. 1/2

3:24 pm-8:50 am

2 stops18h 26m

$940

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

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

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

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

Currently, May is the cheapest month in which you can book a flight from Louisville to Santiago de los Caballeros (average of $347). Flying from Louisville to Santiago de los Caballeros in July is currently the most expensive (average of $600). 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.

Reviews of airlines servicing Santiago de los Caballeros

Get insights into the airlines that provide service to Santiago de los Caballeros. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Santiago de los Caballeros. Reviews last updated septiembre 11, 2025.
See what other customers who have flown with American Airlines from Louisville 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.
American Airlines
7.2
Good
10,000 reviews

Crew

8.0

Food

6.4

Overall

7.2

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Crew

8.0

Food

6.4

Overall

7.2

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

Find useful and relevant information for your journey from Louisville 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 Louisville to Santiago de los Caballeros?

    Departing from Louisville to Santiago de los Caballeros will take you 5h 44m. The distance between Louisville and Santiago de los Caballeros is about 1582 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Louisville to Santiago de los Caballeros round-trip?

    American Airlines, at $514, was found to be the cheapest airline from Louisville to Santiago de los Caballeros..

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

    Yes. In addition to deals on Louisville to Santiago de los Caballeros flights, Cheapflights offers vacation packages that include both flights and hotel.

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

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

    Yes. Cheapflights offers flight deals from Louisville 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 Louisville to Santiago de los Caballeros?

    Currently, May is the cheapest month in which you can book a flight from Louisville to Santiago de los Caballeros (average of $347). Flying from Louisville to Santiago de los Caballeros in July is currently the most expensive (average of $600). 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

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Alternative routes for Louisville to Santiago de los Caballeros

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Louisville to Santiago de los Caballeros

Discover the top airline that operate flights from Louisville to Santiago de los Caballeros. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$514Average$594FlexibilityNo cancel feeOn-time71%

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