$663+ Cheap flights from Kentucky to San Luis Potosí, Mexico (SLP)
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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SLP
Jan 27 — Feb 31
1 adult, Economy
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1. Tell us where you want to go
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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 Kentucky to San Luis Potosí
Best flights from Kentucky to San Luis PotosíDiscover carefully curated flight deals from Kentucky to San Luis Potosí that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 28, 2025.
Discover carefully curated flight deals from Kentucky to San Luis Potosí that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 28, 2025.
This United Airlines deal was found by Cheapflights users on 12/25. 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.
Mon 2/26:00 amSDF - SLP
1 stop6h 49mUnited Airlines
Fri 2/66:00 amSLP - SDF
1 stop14h 59mUnited Airlines
Deal found 12/25![United Airlines logo]()
$663
Find flight deals from Kentucky to San Luis Potosí
Keep the following information in mind while searching for Kentucky to San Luis Potosí flight deals. Data was last updated December 28, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $663 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Kentucky to San Luis Potosí 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 28, 2025.
Use the filters below to find and compare flights from Kentucky to San Luis Potosí that are best for you.
Fly from
Kentucky
Fly to
San Luis Potosí
Route
Depart
Return
Price
LouisvilleSan Luis Potosí
SDF - SLP
SDFSLP
Louisville Intl
Mon 2/2
6:00 am-11:49 am
1 stop6h 49m
San Luis Potosi
Fri 2/6
6:00 am-9:59 pm
1 stop14h 59m
$663
Best time to book a flight from Kentucky to San Luis Potosí
Have a flexible travel schedule? Discover the best time to fly to San Luis Potosí from Kentucky 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 Kentucky to San Luis Potosí
What is the cheapest month to book a flight from Kentucky to San Luis Potosí?
Currently, December is the cheapest month in which you can book a flight from Kentucky to San Luis Potosí (average of $473). Flying from Kentucky to San Luis Potosí in July is currently the most expensive (average of $566). 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.