HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Luis Potosí

$494+ Cheap flights from McAllen (MFE) 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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
MFE — SLP
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from McAllen 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 McAllen to San Luis Potosí

Discover tips and strategies to find the most affordable flight options for your journey from McAllen (MFE) 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 July 29, 2025.

Round-trip from

$494
(United Airlines)
From McAllen Miller Intl to San Luis Potosi
Search Deals

Find flight deals from McAllen to San Luis Potosí

Cheapest flights from McAllen to San Luis Potosí
Explore the most affordable flight options available from McAllen to San Luis Potosí. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

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 9/117:00 amMFE - SLP
1 stop13h 12mUnited Airlines
Thu 9/1811:51 amSLP - MFE
1 stop5h 16mUnited Airlines
Deal found 7/28$494
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Fri 9/56:23 pmMFE - SLP
1 stop17h 55mAmerican Airlines
Mon 9/812:01 pmSLP - MFE
1 stop9h 49mAmerican Airlines
Deal found 7/27$544
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/112:14 pmMFE - SLP
2 stops8h 56mMultiple Airlines
Thu 9/182:45 pmSLP - MFE
2 stops20h 49mMultiple Airlines
Deal found 7/28$588

Cheapflights Fare Finder

 
Customize your flight search to find flights from McAllen 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 July 29, 2025.
Use the filters below to find and compare flights from McAllen to San Luis Potosí that are best for you.

Fly from

McAllen

Fly to

San Luis Potosí

Route

Depart

Return

Price

McAllenSan Luis Potosí

MFE - SLP

MFESLP

McAllen Miller Intl

Thu 9/11

7:00 am-7:12 pm

1 stop13h 12m

San Luis Potosi

Thu 9/18

11:51 am-6:07 pm

1 stop5h 16m

$494

McAllenSan Luis Potosí

MFE - SLP

MFESLP

McAllen Miller Intl

Fri 9/5

6:23 pm-11:18 am

1 stop17h 55m

San Luis Potosi

Mon 9/8

12:01 pm-10:50 pm

1 stop9h 49m

$544

McAllenSan Luis Potosí

MFE - SLP

MFESLP

McAllen Miller Intl

Thu 9/11

2:14 pm-10:10 pm

2 stops8h 56m

San Luis Potosi

Thu 9/18

2:45 pm-12:34 pm

2 stops20h 49m

$588

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from McAllen to San Luis Potosí

Have a flexible travel schedule? Discover the best time to fly to San Luis Potosí from McAllen 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.

Reviews of airlines servicing San Luis Potosí

Get insights into the airlines that provide service to San Luis Potosí. 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 San Luis Potosí. Reviews last updated July 29, 2025.
Read reviews from past customers who have flown United Airlines and American Airlines from McAllen to San Luis Potosí. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,899 reviews

Comfort

7.3

Boarding

7.7

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,899 reviews
United Airlines
7.4
Good
8,899 reviews

Comfort

7.3

Boarding

7.7

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,899 reviews

Comfort

7.3

Boarding

7.7

Crew

8.1

Entertainment

7.1

Food

6.6

Overall

7.4

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from McAllen to San Luis Potosí. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from McAllen to San Luis Potosí that include hotel bookings?

    Yes. In addition to deals on McAllen to San Luis Potosí flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from McAllen to San Luis Potosí?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from McAllen to San Luis Potosí.

  • Can I find deals for business class flights from McAllen to San Luis Potosí?

    Yes. Cheapflights offers flight deals from McAllen to San Luis Potosí 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 McAllen to San Luis Potosí?

    Currently, January is the cheapest month in which you can book a flight from McAllen to San Luis Potosí (average of $489). Flying from McAllen to San Luis Potosí in December is currently the most expensive (average of $867). 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

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.

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.