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Cheap flights from Chicago to San Luis Potosí from $121

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to San Luis Potosí departing on 9/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago to San Luis Potosí

Cheap round-trip flights

Enter your travel dates to find the best prices.
Volaris Logo
7:30 pm - 10:15 pmMDW  Chicago Midway-SLP San Luis Potosi
3h 45mnonstop
Volaris Logo
1:29 pm - 6:05 pmSLP  San Luis Potosi-MDW Chicago Midway
3h 36mnonstop
$293Volaris
Sat, Sep 12 - Sun, Sep 27
Volaris Logo
7:30 pm - 10:15 pmMDW  Chicago Midway-SLP San Luis Potosi
3h 45mnonstop
Volaris Logo
1:29 pm - 6:05 pmSLP  San Luis Potosi-MDW Chicago Midway
3h 36mnonstop
$300Volaris
Sat, Sep 12 - Sun, Sep 27
Viva Logo
12:35 am - 2:47 pmORD  Chicago O'Hare Intl-SLP San Luis Potosi
14h 12m1 stop Monterrey Gen Mariano Escobedo
Viva Logo
3:20 pm - 10:55 pmSLP  San Luis Potosi-ORD Chicago O'Hare Intl
7h 35m1 stop Monterrey Gen Mariano Escobedo
$310Viva
Mon, Nov 2 - Sun, Nov 8
Viva Logo
2:40 pm - 2:50 pmORD  Chicago O'Hare Intl-SLP San Luis Potosi
25h 10m1 stop Monterrey Gen Mariano Escobedo
Viva Logo
2:10 pm - 2:50 pmSLP  San Luis Potosi-ORD Chicago O'Hare Intl
23h 40m1 stop Monterrey Gen Mariano Escobedo
$349Viva
Sat, Oct 17 - Tue, Oct 20
Aeromexico Logo
1:54 am - 7:59 amORD  Chicago O'Hare Intl-SLP San Luis Potosi
7h 05m1 stop Mexico City Benito Juarez
Aeromexico Logo
2:04 pm - 11:59 pmSLP  San Luis Potosi-ORD Chicago O'Hare Intl
8h 55m1 stop Mexico City Benito Juarez
$451Aeromexico
Fri, Sep 18 - Sat, Sep 26
American Airlines Logo
3:54 pm - 11:00 amORD  Chicago O'Hare Intl-SLP San Luis Potosi
20h 06m1 stop Dallas/Fort Worth
American Airlines Logo
12:06 pm - 7:42 amSLP  San Luis Potosi-ORD Chicago O'Hare Intl
18h 36m1 stop Dallas/Fort Worth
$461American Airlines
Sat, Sep 5 - Sat, Sep 12
Delta Logo
1:54 am - 7:59 amORD  Chicago O'Hare Intl-SLP San Luis Potosi
7h 05m1 stop Mexico City Benito Juarez
Delta Logo
8:49 am - 11:59 pmSLP  San Luis Potosi-ORD Chicago O'Hare Intl
14h 10m1 stop Mexico City Benito Juarez
$500Delta
Wed, Sep 23 - Tue, Sep 29
Delta Logo
4:30 pm - 10:45 pmORD  Chicago O'Hare Intl-SLP San Luis Potosi
7h 15m1 stop Mexico City Benito Juarez
Delta Logo
9:40 am - 12:01 amSLP  San Luis Potosi-ORD Chicago O'Hare Intl
13h 21m1 stop Mexico City Benito Juarez
$500Delta
Thu, Sep 24 - Thu, Oct 1
Aeromexico Logo
1:54 am - 5:12 pmORD  Chicago O'Hare Intl-SLP San Luis Potosi
16h 18m1 stop Mexico City Benito Juarez
Aeromexico Logo
3:52 pm - 11:34 pmSLP  San Luis Potosi-ORD Chicago O'Hare Intl
7h 42m1 stop Mexico City Benito Juarez
$500Aeromexico
Thu, Oct 22 - Sun, Nov 1
American Airlines Logo
9:06 pm - 12:16 pmORD  Chicago O'Hare Intl-SLP San Luis Potosi
15h 10m1 stop Dallas/Fort Worth
American Airlines Logo
1:16 pm - 8:03 pmSLP  San Luis Potosi-ORD Chicago O'Hare Intl
6h 47m1 stop Dallas/Fort Worth
$514American Airlines
Tue, Nov 3 - Tue, Dec 1

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Volaris flights from Chicago to San Luis Potosí

Our best Volaris deals on Chicago to San Luis Potosí flight tickets
Volaris
Sep 12
MDW7:30 pmChicago Midway
3h 45m
SLP10:15 pmSan Luis Potosi
Sep 27
SLP1:29 pmSan Luis Potosi
3h 36m
MDW6:05 pmChicago Midway
$293
Volaris
Sep 12
MDW7:30 pmChicago Midway
3h 45m
SLP10:15 pmSan Luis Potosi
Sep 27
SLP1:29 pmSan Luis Potosi
3h 36m
MDW6:05 pmChicago Midway
$300
Volaris
Sep 24
MDW7:30 pmChicago Midway
3h 45m
SLP10:15 pmSan Luis Potosi
Sep 27
SLP1:29 pmSan Luis Potosi
3h 36m
MDW6:05 pmChicago Midway
$309

Delta flights from Chicago to San Luis Potosí

Our best Delta deals on Chicago to San Luis Potosí flight tickets
Delta
Sep 23
ORD1:54 amChicago O'Hare Intl
7h 05m
1 stop
SLP7:59 amSan Luis Potosi
Sep 29
SLP8:49 amSan Luis Potosi
14h 10m
1 stop
ORD11:59 pmChicago O'Hare Intl
$500
Delta
Aug 19
ORD1:55 amChicago O'Hare Intl
7h 20m
1 stop
SLP8:15 amSan Luis Potosi
Sep 2
SLP1:42 pmSan Luis Potosi
9h 17m
1 stop
ORD11:59 pmChicago O'Hare Intl
$606
Delta
Aug 20
MDW6:05 amChicago Midway
12h 09m
2 stops
SLP5:14 pmSan Luis Potosi
Sep 2
SLP8:52 amSan Luis Potosi
12h 44m
2 stops
MDW10:36 pmChicago Midway
$646

momondo 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, momondo users made 832,500 searches. Data last updated August 9, 2026.
Use the filters below to find and compare flights from Chicago to San Luis Potosí that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

ChicagoSan Luis Potosí

MDW Chicago Midway - SLP San Luis Potosi

MDWSLP

Chicago Midway

Sat 9/12

7:30 pm-10:15 pm

Nonstop3h 45m

San Luis Potosi

Sun 9/27

1:29 pm-6:05 pm

Nonstop3h 36m

$293

ChicagoSan Luis Potosí

MDW Chicago Midway - SLP San Luis Potosi

MDWSLP

Chicago Midway

Sat 9/12

7:30 pm-10:15 pm

Nonstop3h 45m

San Luis Potosi

Sun 9/27

1:29 pm-6:05 pm

Nonstop3h 36m

$300

ChicagoSan Luis Potosí

ORD Chicago O'Hare Intl - SLP San Luis Potosi

ORDSLP

Chicago O'Hare Intl

Mon 11/2

12:35 am-2:47 pm

1 stop14h 12m

San Luis Potosi

Sun 11/8

3:20 pm-10:55 pm

1 stop7h 35m

$310

ChicagoSan Luis Potosí

ORD Chicago O'Hare Intl - SLP San Luis Potosi

ORDSLP

Chicago O'Hare Intl

Sat 10/17

2:40 pm-2:50 pm

1 stop25h 10m

San Luis Potosi

Tue 10/20

2:10 pm-2:50 pm

1 stop23h 40m

$349

ChicagoSan Luis Potosí

ORD Chicago O'Hare Intl - SLP San Luis Potosi

ORDSLP

Chicago O'Hare Intl

Fri 9/18

1:54 am-7:59 am

1 stop7h 05m

San Luis Potosi

Sat 9/26

2:04 pm-11:59 pm

1 stop8h 55m

$451

ChicagoSan Luis Potosí

ORD Chicago O'Hare Intl - SLP San Luis Potosi

ORDSLP

Chicago O'Hare Intl

Sat 9/5

3:54 pm-11:00 am

1 stop20h 06m

San Luis Potosi

Sat 9/12

12:06 pm-7:42 am

1 stop18h 36m

$461

ChicagoSan Luis Potosí

ORD Chicago O'Hare Intl - SLP San Luis Potosi

ORDSLP

Chicago O'Hare Intl

Wed 9/23

1:54 am-7:59 am

1 stop7h 05m

San Luis Potosi

Tue 9/29

8:49 am-11:59 pm

1 stop14h 10m

$500

ChicagoSan Luis Potosí

ORD Chicago O'Hare Intl - SLP San Luis Potosi

ORDSLP

Chicago O'Hare Intl

Thu 9/24

4:30 pm-10:45 pm

1 stop7h 15m

San Luis Potosi

Thu 10/1

9:40 am-12:01 am

1 stop13h 21m

$500

ChicagoSan Luis Potosí

ORD Chicago O'Hare Intl - SLP San Luis Potosi

ORDSLP

Chicago O'Hare Intl

Thu 10/22

1:54 am-5:12 pm

1 stop16h 18m

San Luis Potosi

Sun 11/1

3:52 pm-11:34 pm

1 stop7h 42m

$500

ChicagoSan Luis Potosí

ORD Chicago O'Hare Intl - SLP San Luis Potosi

ORDSLP

Chicago O'Hare Intl

Tue 11/3

9:06 pm-12:16 pm

1 stop15h 10m

San Luis Potosi

Tue 12/1

1:16 pm-8:03 pm

1 stop6h 47m

$514

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Luis Potosí from

How to get the cheapest flight ticket from Chicago to San Luis Potosí

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Chicago and San Luis Potosí?

Prices are currently low for flights on this route.

Typical prices usually range from $328 to $552.
The lowest price recently found on this route was $293.

What is the cheapest month to fly to San Luis Potosí?

The cheapest month to fly to San Luis Potosí from Chicago is in February. Flight prices, which tend to average around $391, are often lower during this time because this is during the off-season. If you’re not able to fly to San Luis Potosí in February, then September is your next best option. Flight prices from Chicago to San Luis Potosí during September average around $407.

What is the cheapest day to depart on your flight to San Luis Potosí?

Our data shows that Thursday is the least expensive day to fly to San Luis Potosí. Tickets to fly out on this day can be as low as $355. The most expensive day to fly to San Luis Potosí is Sunday, with ticket prices averaging around $448.

What is the cheapest time of day to depart on your flight to San Luis Potosí?

According to our data, the cheapest time of day to fly to San Luis Potosí is in the evening. momondo users have found flights departing from Chicago to San Luis Potosí in the evening for as low as $398. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the afternoon because they tend to be around $597. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Chicago to San Luis Potosi flight route?

Fly from Chicago Midway to San Luis Potosi for the best Chicago - San Luis Potosi flight prices

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

You are more likely to see cheaper flights to San Luis Potosí from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to San Luis Potosí for around $524 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Luis Potosí from Chicago for as low as $322 on momondo.

What cabin class options are available on Chicago to San Luis Potosí flights?

There is only 1 cabin class available to choose from on Chicago to San Luis Potosí flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago to San Luis Potosí flights?

No. A direct flight is the cheapest option for a flight between Chicago to San Luis Potosí.

How have Chicago to San Luis Potosí flight prices changed over time?

As of August 2026, prices for Chicago to San Luis Potosí flights are approximately 23% cheaper when compared to flights at the same time last year.

When to book flights from Chicago to San Luis Potosí

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to San Luis Potosí according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to San Luis Potosí (CHI to SLP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to San Luis Potosí

Best Price Found

$191

Fastest flight time

3h 45m

Direct flights

Mon, Wed, Fri and Sun

Airports in San Luis Potosí

1 airport
The best one-way flight to San Luis Potosí from Chicago in the past 72 hours is $191. The best round-trip flight deal from Chicago to San Luis Potosí found on momondo in the last 72 hours is $354.
The fastest flight from Chicago to San Luis Potosí takes 3h 45m
Direct flights go from Chicago to San Luis Potosí on Monday, Wednesday, Friday and Sunday. The only airline offering direct flights is Volaris.
There is 1 airport in San Luis Potosí. From Chicago there are direct flights to San Luis Potosi (SLP).
Search flight deals

Frequently asked questions about flying from Chicago to San Luis Potosí

  • How far is Chicago to San Luis Potosi by plane?

    Chicago and San Luis Potosi are 1565.9 mi apart from one another. Flights usually cover this in 3h 45m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Chicago to San Luis Potosi Airport?

    Prices for flights from Chicago to San Luis Potosi Airport refresh daily.

  • How many operators does momondo search for flights from Chicago to San Luis Potosi Airport?

  • How old do you have to be to fly from Chicago to San Luis Potosi Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to San Luis Potosi Airport.

  • What documentation or ID do you need to fly to San Luis Potosi Airport?

    The travel and health documents required for your trip to San Luis Potosi Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Luis Potosi Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Chicago to San Luis Potosí?

  • What is the most popular airline from Chicago to San Luis Potosí?

Best airlines flying from Chicago to San Luis Potosí

Compare and see reviews for airlines that fly from Chicago to San Luis Potosí with momondo
Airline
Rating
Free Cancellation
Price
VolarisPriceFrom $251Free CancellationRating
6.6
1,146 reviews
Search Volaris flights
DeltaPriceFrom $262Free CancellationRating
7.8
8,496 reviews
Search Delta flights
AeromexicoPriceFrom $302Free CancellationRating
7.4
1,473 reviews
Search Aeromexico flights
United AirlinesPriceFrom $337Free CancellationRating
7.4
10,090 reviews
Search United Airlines flights
American AirlinesPriceFrom $345Free CancellationRating
7.1
11,894 reviews
Search American Airlines flights

  • Volaris Flights From Chicago to San Luis Potosí

    Across 4 Volaris flights from Chicago to San Luis Potosí this week, the average price was $439, with the best Volaris deals starting from $251 round-trip. 1,146 users have rated Volaris on momondo, with an average score of 6.6/10.

Traveling to a place near San Luis Potosí?

Book flights to San Luis Potosí if you plan to visit one of these locations
Real de Catorce

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to San Luis Potosí?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to San Luis Potosí. momondo saves you time and could save you money on your trip.

Can I find flights from Chicago to San Luis Potosí with flexible booking policies on momondo?

All flight searches from Chicago to San Luis Potosí on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Chicago to San Luis Potosí?

Once you have performed a search for Chicago to San Luis Potosí flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Chicago to San Luis Potosí right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to San Luis Potosí from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Fly your favorite airline to San Luis Potosí

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Volaris
Viva
United Airlines
American Airlines
Aeromexico
Delta
Frontier