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$317+ Cheap flights from Louisville (SDF) to Santiago (SCL)

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 12/30. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SCL
Jan 1 — Jan 81
Thu 1/1
Thu 1/8
1 adult, Economy
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Cheap flight deals from Louisville to Santiago

Best flights from Louisville to Santiago
Discover carefully curated flight deals from Louisville to Santiago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 2, 2025.

This United Airlines deal was found by Cheapflights users on 11/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/193:30 pmSDF - SCL
1 stop15h 20mUnited Airlines
Mon 3/239:45 pmSCL - SDF
1 stop23h 06mUnited Airlines
Deal found 11/29$764
This LATAM Airlines deal was found by Cheapflights users on 12/1. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/197:37 pmSDF - SCL
2 stops18h 53mLATAM Airlines
Mon 3/236:40 amSCL - SDF
2 stops18h 17mLATAM Airlines
Deal found 12/1$834
This Delta deal was found by Cheapflights users on 11/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/195:53 pmSDF - SCL
1 stop12h 47mDelta
Sun 3/2212:20 amSCL - SDF
2 stops21h 40mDelta
Deal found 11/29$834

Find flight deals from Louisville to Santiago

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Santiago (SCL). 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 December 2, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$764
(United Airlines)

One-way from

$317
(Kiwi.com)
Provider with most accurate pricing for Louisville Intl-Santiago Arturo Merino Benitez flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Santiago Arturo Merino Benitez flights.
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From Louisville Intl to Santiago Arturo Merino Benitez
Search Deals
One-way flight from Louisville Intl to Santiago Arturo Merino Benitez
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Santiago 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 December 2, 2025.
Use the filters below to find and compare flights from Louisville to Santiago that are best for you.

Fly from

Louisville

Fly to

Santiago

Route

Depart

Return

Price

LouisvilleSantiago

SDF - SCL

SDFSCL

Louisville Intl

Thu 3/19

3:30 pm-7:50 am

1 stop15h 20m

Santiago Arturo Merino Benitez

Mon 3/23

9:45 pm-7:51 pm

1 stop23h 06m

$764

LouisvilleSantiago

SDF - SCL

SDFSCL

Louisville Intl

Thu 3/19

7:37 pm-3:30 pm

2 stops18h 53m

Santiago Arturo Merino Benitez

Mon 3/23

6:40 am-11:57 pm

2 stops18h 17m

$834

LouisvilleSantiago

SDF - SCL

SDFSCL

Louisville Intl

Thu 3/19

5:53 pm-7:40 am

1 stop12h 47m

Santiago Arturo Merino Benitez

Sun 3/22

12:20 am-9:00 pm

2 stops21h 40m

$834

LouisvilleSantiago

SDF - SCL

SDFSCL

Louisville Intl

Tue 12/30

2:55 pm-10:15 pm

3 stops29h 20m

$317

LouisvilleSantiago

SDF - SCL

SDFSCL

Louisville Intl

Wed 12/24

8:13 pm-5:30 am

2 stops31h 17m

$450

LouisvilleSantiago

SDF - SCL

SDFSCL

Louisville Intl

Mon 12/29

5:05 am-12:15 pm

3 stops29h 10m

$469

LouisvilleSantiago

SDF - SCL

SDFSCL

Louisville Intl

Tue 12/30

3:25 pm-8:50 am

1 stop15h 25m

$543

LouisvilleSantiago

SDF - SCL

SDFSCL

Louisville Intl

Wed 12/24

3:25 pm-8:50 am

1 stop15h 25m

$593

LouisvilleSantiago

SDF - SCL

SDFSCL

Louisville Intl

Wed 12/24

5:00 am-9:25 am

1 stop26h 25m

$610

LouisvilleSantiago

SDF - SCL

SDFSCL

Louisville Intl

Mon 12/29

6:00 am-8:50 am

1 stop24h 50m

$610

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Compare providers for flights from Louisville to Santiago

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Louisville to Santiago in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Louisville-Santiago flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Louisville-Santiago flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Louisville-Santiago flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-Santiago flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Louisville-Santiago flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Louisville to Santiago

Have a flexible travel schedule? Discover the best time to fly to Santiago 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

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

Currently, November is the cheapest month in which you can book a flight from Louisville to Santiago (average of $549). Flying from Louisville to Santiago in May is currently the most expensive (average of $1,053). 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.

What is the cheapest time of day to fly from SDF to SCL?

Find hourly flight availability from Louisville to Santiago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 2, 2025.

It’s typically best to fly out from Louisville to Santiago at noon. Doing so could potentially save you 35% on the flight price compared to flying in the evening, which is usually more expensive.

Related info for your journey

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

    A quick flight from Louisville to Santiago can take about 15h 20m. United Airlines provides one of the quickest options available for as low as $764. There are 5034 mi between Louisville and Santiago.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Louisville to Santiago 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?

    Currently, November is the cheapest month in which you can book a flight from Louisville to Santiago (average of $549). Flying from Louisville to Santiago in May is currently the most expensive (average of $1,053). 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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