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San Luis Potosí

$145+ Cheap flights from Chicago (CHI) to San Luis Potosí, Mexico (SLP)

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 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — SLP
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago to San Luis Potosi are usually found in February or July, booked 41 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Chicago to San Luis Potosí

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 junio 12, 2025.

Round-trip from

$335
(Delta)

One-way from

$145
(Aeromexico)

Popular in

December

Cheapest in

February

Average price

$444
From Chicago (CHI) to San Luis Potosi
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One-way flight from Chicago (CHI) to San Luis Potosi
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Highest demand for flights based on searches. 26% potential increase in price ($199 potential increase over avg. RT price).
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Cheapest flight prices on average. 11% potential price decrease ($58 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Chicago to San Luis Potosí

Cheapest flights from Chicago to San Luis Potosí
Explore the most affordable flight options available from Chicago to San Luis Potosí. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This Delta deal was found by Cheapflights users on 6/11. 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.
mar. 9/27:05 amORD - SLP
1 stop10h 44mDelta
mar. 9/169:00 amSLP - ORD
1 stop8h 56mDelta
Deal found 6/11$335
This Aeromexico deal was found by Cheapflights users on 6/12. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/1110:35 amMDW - SLP
1 stop7h 14mAeromexico
mar. 11/1810:08 amSLP - MDW
2 stops11h 36mAeromexico
Deal found 6/12$335
This Delta deal was found by Cheapflights users on 6/12. 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.
jue. 8/710:30 amMDW - SLP
1 stop6h 35mDelta
mié. 8/137:18 amSLP - MDW
2 stops13h 31mDelta
Deal found 6/12$366
This American Airlines deal was found by Cheapflights users on 6/10. 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.
mié. 7/21:28 pmORD - SLP
1 stop9h 47mAmerican Airlines
mié. 7/95:14 amSLP - ORD
1 stop13h 10mAmerican Airlines
Deal found 6/10$367
This Aeromexico deal was found by Cheapflights users on 6/11. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/101:55 amORD - SLP
1 stop8h 04mAeromexico
vie. 9/192:53 pmSLP - ORD
1 stop8h 36mAeromexico
Deal found 6/11$368
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/117:00 pmORD - SLP
1 stop19h 24mMultiple Airlines
vie. 9/192:26 pmSLP - ORD
2 stops23h 08mMultiple Airlines
Deal found 6/11$403
This United Airlines deal was found by Cheapflights users on 6/11. 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.
sáb. 7/57:10 amORD - SLP
1 stop13h 02mUnited Airlines
jue. 7/1712:00 pmSLP - ORD
1 stop11h 15mUnited Airlines
Deal found 6/11$425
This Mytrip deal was found by Cheapflights users on 6/10. 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.
jue. 6/129:59 pmMDW - SLP
2 stops19h 31mMultiple Airlines
sáb. 6/2111:15 amSLP - MDW
2 stops31h 01mMultiple Airlines
Deal found 6/10$789
This Mytrip deal was found by Cheapflights users on 6/9. 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.
sáb. 6/149:59 pmMDW - SLP
2 stops18h 34mVolaris
mar. 6/1711:20 pmSLP - MDW
2 stops18h 56mVolaris
Deal found 6/9$929

Cheapflights Fare Finder

Customize your flight search to find flights from Chicago 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 junio 12, 2025.
Use the filters below to find and compare flights from Chicago to San Luis Potosí that are best for you.

Fly from

Chicago

Fly to

San Luis Potosí

Route

Depart

Return

Price

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

mar. 9/2

5:45 am-6:21 pm

2 stops13h 36m

San Luis Potosi

mar. 9/16

9:00 am-6:56 pm

1 stop8h 56m

$335

ChicagoSan Luis Potosí

MDW - SLP

MDWSLP

Chicago Midway

mar. 11/11

10:35 am-5:49 pm

1 stop7h 14m

San Luis Potosi

mar. 11/18

10:08 am-9:44 pm

2 stops11h 36m

$335

ChicagoSan Luis Potosí

MDW - SLP

MDWSLP

Chicago Midway

jue. 8/7

10:30 am-4:05 pm

1 stop6h 35m

San Luis Potosi

mié. 8/13

7:18 am-9:49 pm

2 stops13h 31m

$366

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

mié. 7/2

1:28 pm-10:15 pm

1 stop9h 47m

San Luis Potosi

mié. 7/9

5:14 am-7:24 pm

1 stop13h 10m

$367

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

mié. 9/10

1:55 am-8:59 am

1 stop8h 04m

San Luis Potosi

vie. 9/19

2:53 pm-12:29 am

1 stop8h 36m

$368

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

jue. 9/11

7:00 pm-1:24 pm

1 stop19h 24m

San Luis Potosi

vie. 9/19

2:26 pm-2:34 pm

2 stops23h 08m

$403

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

sáb. 7/5

9:50 pm-11:04 am

1 stop14h 14m

San Luis Potosi

mié. 7/16

7:12 am-12:15 am

1 stop16h 03m

$425

ChicagoSan Luis Potosí

MDW - SLP

MDWSLP

Chicago Midway

jue. 7/17

8:39 pm-4:30 pm

2 stops20h 51m

San Luis Potosi

sáb. 7/26

11:30 pm-4:54 pm

2 stops16h 24m

$927

ChicagoSan Luis Potosí

MDW - SLP

MDWSLP

Chicago Midway

sáb. 8/2

6:00 am-4:05 pm

1 stop11h 05m

$145

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

sáb. 8/2

7:00 am-4:05 pm

1 stop10h 05m

$148

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 16 results
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Best time to book a flight from Chicago to San Luis Potosí

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

How far ahead should I book a flight from Chicago to San Luis Potosí?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to San Luis Potosí. Price data was last updated on June 9, 2025.

To ensure you get the cheapest price possible for a flight from Chicago to San Luis Potosí, you should look to book at least 41 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Chicago to San Luis Potosí?

Currently, January is the cheapest month in which you can book a flight from Chicago to San Luis Potosí (average of $489). Flying from Chicago 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.

What is the cheapest time of day to fly from CHI to SLP?

Find hourly flight availability from Chicago 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 junio 12, 2025.

One of the essential ways to save on airfare from Chicago to San Luis Potosí is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 10% on airfare.

What is the cheapest day to fly from Chicago to San Luis Potosí?

Use this chart to determine the cheapest time to fly round-trip from Chicago to San Luis Potosí. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago to San Luis Potosí flight should consider departing on Wednesday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in San Luis Potosí by month

Plan your trip to San Luis Potosí by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Luis Potosí ranges from 0.2 - 2.6 inches per month. June is typically the wettest month, when rainfall can reach 2.6 in. March is typically the driest time to visit San Luis Potosí when rainfall is around 0.2 in.

Temperature in San Luis Potosí by month

Plan your trip to San Luis Potosí by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Luis Potosí, use this chart to help with planning. For those seeking warmer temperatures, May is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 55.4 F).

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 junio 12, 2025.
Read reviews from past customers who have flown Delta, Aeromexico and United Airlines from Chicago to San Luis Potosí. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Aeromexico
7.5
Good
1,706 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Volaris
6.7
Okay
1,170 reviews
Delta
8.0
Very good
7,950 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Chicago 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.

  • What airport do you fly into for flights to San Luis Potosí from Chicago?

    Located just 7.8 mi from the city center, San Luis Potosi is the airport most travelers will use when flying to San Luis Potosí from Chicago. Booking flights from Chicago to San Luis Potosi (SLP) should be relatively easy as there are 0 daily inbound flights from Chicago from 4 different airlines.

  • What are the cheapest airlines flying from Chicago to San Luis Potosí round-trip?

    Currently priced at $335, Delta will fly you from Chicago to San Luis Potosí and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Aeromexico - these airlines can fly you to your destination from $367 and $368, respectively. Delta is priced at 40% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Chicago to San Luis Potosí one-way?

    The cheapest airline one-way is Aeromexico, with whom users have recently found tickets for as low as $145. However, be on the lookout for offers from Delta and American Airlines, as they are both options that can get you from Chicago to San Luis Potosí for a low price.

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

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

  • How can I find direct flights from Chicago 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 Chicago to San Luis Potosí.

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

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

    Currently, January is the cheapest month in which you can book a flight from Chicago to San Luis Potosí (average of $489). Flying from Chicago 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.

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Alternative routes for Chicago to San Luis Potosí

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to San Luis Potosí flights
Midway to San Luis Potosí flights

Top 4 airlines flying from Chicago to San Luis Potosí

Discover the top 4 airlines that operate flights from Chicago to San Luis Potosí. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$264Average$498FlexibilityNo cancel feeOn-time71%
AeromexicoCheapest$306Average$449FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$318Average$380FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$350Average$538FlexibilityNo cancel feeOn-time69%

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