$511+ Cheap flights from San Diego (SAN) 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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SLP
Nov 29 — Dec 61
1 adult, Economy
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Find cheap flights from San Diego to San Luis Potosí 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 San Diego to San Luis Potosí
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to San Luis Potosí (SLP). 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 October 30, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $511 (Delta) |
Find flight deals from San Diego to San Luis Potosí
Cheapest flights from San Diego to San Luis PotosíExplore the most affordable flight options available from San Diego to San Luis Potosí. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.
Explore the most affordable flight options available from San Diego to San Luis Potosí. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Sat 12/1312:50 pmSAN - SLP
2 stops20h 59mUnited Airlines
Sat 12/2012:49 pmSLP - SAN
1 stop11h 07mUnited Airlines
Deal found 10/29![United Airlines logo]()
$611
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego 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 October 30, 2025.
Use the filters below to find and compare flights from San Diego to San Luis Potosí that are best for you.
Fly from
San Diego
Fly to
San Luis Potosí
Route
Depart
Return
Price
San DiegoSan Luis Potosí
SAN - SLP
SANSLP
San Diego
Mon 3/9
10:00 am-7:58 am
2 stops20h 58m
San Luis Potosi
Wed 3/11
5:48 am-3:22 pm
2 stops10h 34m
$511
San DiegoSan Luis Potosí
SAN - SLP
SANSLP
San Diego
Mon 3/9
8:00 am-8:00 pm
1 stop11h 00m
San Luis Potosi
Wed 3/11
11:49 am-9:53 pm
1 stop11h 04m
$546
San DiegoSan Luis Potosí
SAN - SLP
SANSLP
San Diego
Sat 12/13
12:50 pm-11:49 am
2 stops20h 59m
San Luis Potosi
Sat 12/20
12:49 pm-9:56 pm
1 stop11h 07m
$611
Compare providers for flights from San Diego to San Luis Potosí
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 San Diego to San Luis Potosí in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Diego-San Luis Potosí flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-San Luis Potosí flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-San Luis Potosí flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-San Luis Potosí flights, Cheapflights users trust Expedia the most. Expedia 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 San Diego-San Luis Potosí 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 San Diego to San Luis Potosí
Have a flexible travel schedule? Discover the best time to fly to San Luis Potosí from San Diego 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 San Diego to San Luis Potosí
What is the cheapest month to book a flight from San Diego to San Luis Potosí?
Currently, September is the cheapest month in which you can book a flight from San Diego to San Luis Potosí (average of $77). Flying from San Diego to San Luis Potosí in May is currently the most expensive (average of $502). 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 SAN to SLP?
Find hourly flight availability from San Diego to San Luis Potosí. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.
Unlike in the morning, when flights are generally more expensive, you can save up to 35% on flights from San Diego to San Luis Potosí by exploring options for tickets in the afternoon.