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San Luis Potosí

$110+ Cheap flights from O'Hare Intl (ORD) 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 1/5. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SLP
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheapflights Tip: The best prices from Chicago O'Hare Intl to San Luis Potosi are usually found in June or January, booked 43 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from O'Hare Intl to San Luis Potosí

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) 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 September 16, 2025.

Round-trip from

$323
(Aeromexico)

One-way from

$110
(American Airlines)

Popular in

December

Cheapest in

June

Average price

$419
From Chicago O'Hare Intl to San Luis Potosi
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One-way flight from Chicago O'Hare Intl to San Luis Potosi
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Highest demand for flights based on searches. 17% potential increase in price ($101 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from O'Hare Intl to San Luis Potosí

Cheapest flights from O'Hare Intl to San Luis Potosí
Explore the most affordable flight options available from O'Hare Intl to San Luis Potosí. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Delta deal was found by Cheapflights users on 9/16. 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.
Tue 11/1111:14 amORD - SLP
1 stop7h 04mDelta
Tue 11/185:52 amSLP - ORD
1 stop7h 20mDelta
Deal found 9/16$327
This Aeromexico deal was found by Cheapflights users on 9/15. 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.
Thu 10/305:20 amORD - SLP
1 stop13h 58mAeromexico
Thu 11/69:36 amSLP - ORD
2 stops14h 22mAeromexico
Deal found 9/15$331
This Delta deal was found by Cheapflights users on 9/14. 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.
Fri 10/247:10 amORD - SLP
2 stops11h 54mDelta
Tue 10/2812:52 pmSLP - ORD
1 stop9h 49mDelta
Deal found 9/14$332
This Delta deal was found by Cheapflights users on 9/15. 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.
Fri 11/145:32 amORD - SLP
1 stop12h 46mDelta
Sat 11/228:28 amSLP - ORD
1 stop10h 19mDelta
Deal found 9/15$337
This SmartFares deal was found by Cheapflights users on 9/16. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/29:50 amORD - SLP
1 stop9h 14mAeromexico
Tue 10/79:30 amSLP - ORD
1 stop13h 29mAeromexico
Deal found 9/16$340
This Delta deal was found by Cheapflights users on 9/14. 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.
Tue 10/287:10 amORD - SLP
2 stops12h 08mDelta
Wed 11/58:28 amSLP - ORD
2 stops11h 55mDelta
Deal found 9/14$342
This Delta deal was found by Cheapflights users on 9/15. 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.
Fri 11/1412:33 amORD - SLP
1 stop11h 48mDelta
Wed 11/195:52 amSLP - ORD
1 stop7h 20mDelta
Deal found 9/15$362
This Delta deal was found by Cheapflights users on 9/16. 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 10/26:45 amORD - SLP
1 stop12h 19mDelta
Tue 10/712:25 pmSLP - ORD
2 stops10h 34mDelta
Deal found 9/16$363

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl 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 September 16, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to San Luis Potosí that are best for you.

Fly from

O'Hare Intl

Fly to

San Luis Potosí

Route

Depart

Return

Price

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

Sat 1/31

1:00 am-2:57 pm

1 stop13h 57m

San Luis Potosi

Sun 2/8

8:43 pm-12:48 pm

1 stop16h 05m

$323

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

Sat 11/8

11:15 am-6:18 pm

1 stop7h 03m

San Luis Potosi

Mon 11/17

5:52 am-1:12 pm

1 stop7h 20m

$327

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

Thu 11/27

6:45 am-6:18 pm

1 stop11h 33m

San Luis Potosi

Tue 12/2

5:52 am-1:12 pm

1 stop7h 20m

$327

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

Sat 11/15

6:45 am-6:18 pm

2 stops11h 33m

San Luis Potosi

Wed 11/19

9:36 am-10:41 pm

1 stop13h 05m

$332

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

Tue 2/10

2:27 pm-11:37 pm

1 stop9h 10m

San Luis Potosi

Sat 2/14

10:00 am-7:29 pm

1 stop9h 29m

$333

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

Mon 2/2

5:50 am-9:32 am

2 stops27h 42m

San Luis Potosi

Sat 2/7

1:43 pm-11:54 pm

2 stops10h 11m

$337

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

Wed 10/29

5:20 am-6:18 pm

1 stop13h 58m

San Luis Potosi

Thu 11/6

9:36 am-11:58 pm

2 stops14h 22m

$337

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

Tue 11/11

6:45 am-7:45 pm

2 stops13h 00m

San Luis Potosi

Tue 11/18

9:36 am-9:53 pm

2 stops12h 17m

$337

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

Thu 10/30

6:45 am-6:18 pm

1 stop12h 33m

San Luis Potosi

Sat 11/8

1:12 pm-11:58 pm

2 stops10h 46m

$337

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

Fri 12/19

12:34 am-1:41 pm

1 stop13h 07m

$145

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 15 results
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Best time to book a flight from O'Hare Intl to San Luis Potosí

Have a flexible travel schedule? Discover the best time to fly to San Luis Potosí from O'Hare Intl 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 O'Hare Intl Airport to San Luis Potosí

How far ahead should I book a flight from Chicago O'Hare Intl Airport to San Luis Potosí?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to San Luis Potosí. Price data was last updated on September 12, 2025.

Booking 43 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago O'Hare Intl Airport to San Luis Potosí. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to San Luis Potosí?

Currently, September is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to San Luis Potosí (average of $449). Flying from Chicago O'Hare Intl Airport 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 ORD to SLP?

Find hourly flight availability from O'Hare Intl 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 September 16, 2025.

It’s optimal to fly from Chicago O'Hare Intl Airport to San Luis Potosí in the evening. By choosing this option you can save up to 8% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to San Luis Potosí?

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

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to San Luis Potosí flight should consider departing on Monday mornings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 September 16, 2025.
Read through reviews of airlines operating flights from Chicago O'Hare Intl Airport to San Luis Potosí, such as Delta, Aeromexico, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

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
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

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
1,696 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

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
8,924 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

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
7,957 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

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 O'Hare Intl 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 O'Hare Intl?

    For a flight from Chicago O'Hare Intl to San Luis Potosí, you will be flying into San Luis Potosi. San Luis Potosi (SLP) is just 7.8 mi from the center of the city. San Luis Potosi is the only San Luis Potosí airport and it handles 0 inbound flights from Chicago O'Hare Intl per day. 4 airlines have flights to San Luis Potosi from Chicago O'Hare Intl on a regular basis.

  • How long is the flight from Chicago O'Hare Intl Airport to San Luis Potosí?

    For as low as $327, Aeromexico can have you in San Luis Potosí from Chicago O'Hare Intl Airport in 7h 03m. The distance from Chicago O'Hare Intl Airport to San Luis Potosí is about 1556 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to San Luis Potosí round-trip?

    Aeromexico, at $304, was found to be the cheapest airline from Chicago O'Hare Intl Airport to San Luis Potosí.Alternate airlines to your destination round-trip include Delta and American Airlines. Aeromexico is currently priced 36% below the average price you’ll pay for this route.

  • Can I find deals for flights from O'Hare Intl to San Luis Potosí that include hotel bookings?

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

  • How can I find direct flights from O'Hare Intl 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 O'Hare Intl to San Luis Potosí.

  • Can I find deals for business class flights from O'Hare Intl to San Luis Potosí?

    Yes. Cheapflights offers flight deals from O'Hare Intl 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 O'Hare Intl Airport to San Luis Potosí?

    Currently, September is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to San Luis Potosí (average of $449). Flying from Chicago O'Hare Intl Airport 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

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Alternative routes for O'Hare Intl to San Luis Potosí

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

Top 4 airlines flying from O'Hare Intl to San Luis Potosí

Discover the top 4 airlines that operate flights from O'Hare Intl 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
AeromexicoCheapest$304Average$409FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$318Average$373FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$337Average$519FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$337Average$502FlexibilityNo cancel feeOn-time71%

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