HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Louisville

$423+ Cheap flights from Santiago de los Caballeros (STI) to Louisville (SDF)

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
STI — SDF
Aug 29 — Sep 51
Sat 8/29
Sat 9/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Santiago de los Caballeros to Louisville with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Santiago de los Caballeros to Louisville

Cheapest flights from Santiago de los Caballeros to Louisville
Explore the most affordable flight options available from Santiago de los Caballeros to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2026.

This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:55 pm
STI
-
SDF
1 stop11h 35m
United Airlines
Sun 11/156:10 am
SDF
-
STI
1 stop7h 43m
United Airlines
Deal found 7/28$670
This United Airlines deal was found by Cheapflights users on 7/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:00 am
STI
-
SDF
1 stop16h 59m
United Airlines
Mon 9/711:00 am
SDF
-
STI
1 stop11h 52m
United Airlines
Deal found 7/25$788
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Tue 8/258:30 am
STI
-
SDF
2 stops13h 47m
American Airlines
Sat 8/296:00 am
SDF
-
STI
1 stop15h 07m
American Airlines
Deal found 7/26$805
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Mon 8/247:00 am
STI
-
SDF
1 stop16h 51m
American Airlines
Sat 8/296:00 am
SDF
-
STI
1 stop15h 07m
American Airlines
Deal found 7/26$812
This American Airlines deal was found by Cheapflights users on 7/25. 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.
Mon 8/107:00 am
STI
-
SDF
2 stops15h 59m
American Airlines
Sat 9/266:00 am
SDF
-
STI
2 stops8h 15m
American Airlines
Deal found 7/25$831
This American Airlines deal was found by Cheapflights users on 7/29. 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.
Sat 8/87:00 am
STI
-
SDF
1 stop16h 51m
American Airlines
Tue 9/226:00 am
SDF
-
STI
1 stop8h 15m
American Airlines
Deal found 7/29$838

Find flight deals from Santiago de los Caballeros to Louisville

Discover tips and strategies to find the most affordable flight options for your journey from Santiago de los Caballeros (STI) to Louisville (SDF). 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 July 30, 2026.

Round-trip from

$670
(United Airlines)

One-way from

$423
(American Airlines)
From Santiago de los Caballeros to Louisville Intl
Search Deals
One-way flight from Santiago de los Caballeros to Louisville Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santiago de los Caballeros to Louisville 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 July 30, 2026.
Use the filters below to find and compare flights from Santiago de los Caballeros to Louisville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Santiago de los CaballerosLouisville

STI - SDF

STISDF

Santiago de los Caballeros

Thu 11/12

12:55 pm-11:30 pm

1 stop11h 35m

Louisville Intl

Sun 11/15

6:10 am-2:53 pm

1 stop7h 43m

$670

Santiago de los CaballerosLouisville

STI - SDF

STISDF

Santiago de los Caballeros

Fri 9/4

6:00 am-10:59 pm

1 stop16h 59m

Louisville Intl

Mon 9/7

11:00 am-10:52 pm

1 stop11h 52m

$788
Cheapest one-way

Santiago de los CaballerosLouisville

STI - SDF

STISDF

Santiago de los Caballeros

Fri 9/4

7:00 am-11:51 pm

1 stop16h 51m

$423

Santiago de los CaballerosLouisville

STI - SDF

STISDF

Santiago de los Caballeros

Fri 9/11

7:30 pm-7:30 pm

2 stops24h 00m

$424

Santiago de los CaballerosLouisville

STI - SDF

STISDF

Santiago de los Caballeros

Wed 8/19

7:00 am-10:37 pm

1 stop15h 37m

$458

Santiago de los CaballerosLouisville

STI - SDF

STISDF

Santiago de los Caballeros

Tue 8/18

8:30 am-10:17 pm

2 stops13h 47m

$463

Santiago de los CaballerosLouisville

STI - SDF

STISDF

Santiago de los Caballeros

Mon 8/17

7:00 am-11:51 pm

1 stop16h 51m

$470

Santiago de los CaballerosLouisville

STI - SDF

STISDF

Santiago de los Caballeros

Wed 8/19

10:30 am-10:32 am

3 stops24h 02m

$513
Quickest one-way

Santiago de los CaballerosLouisville

STI - SDF

STISDF

Santiago de los Caballeros

Tue 8/4

2:07 pm-10:55 pm

1 stop8h 48m

$540

Santiago de los CaballerosLouisville

STI - SDF

STISDF

Santiago de los Caballeros

Mon 8/3

6:00 am-8:46 pm

1 stop14h 46m

$540

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

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

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

Related info for your journey

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

    Departing from Santiago de los Caballeros to Louisville will take you 11h 35m. There are 1582 mi between Santiago de los Caballeros and Louisville.

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

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

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

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santiago de los Caballeros to Louisville.

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

    Yes. Cheapflights offers flight deals from Santiago de los Caballeros to Louisville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
Corydon
Shepherdsville
Elizabethtown
Jeffersonville
Bardstown

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 Santiago de los Caballeros to Louisville

See prices for flight routes from nearby airports that may be better suited for you.
Santo Domingo to Nashville flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.