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Cheap flights from Illinois to San Luis Potosí from $145

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to San Luis Potosí departing on 7/1. 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 Illinois to San Luis Potosí

Cheap round-trip flights

Enter your travel dates to find the best prices.
Volaris Logo
7:30 pm - 10:15 pm
MDW
-
SLP
3h 45mnonstop
Volaris Logo
1:29 pm - 6:05 pm
SLP
-
MDW
3h 36mnonstop
$322Volaris
Thu, Sep 24 - Tue, Sep 29
Volaris Logo
7:30 pm - 10:15 pm
MDW
-
SLP
3h 45mnonstop
Volaris Logo
1:29 pm - 6:05 pm
SLP
-
MDW
3h 36mnonstop
$336Volaris
Thu, Sep 24 - Tue, Sep 29
Volaris Logo
7:30 pm - 10:15 pm
MDW
-
SLP
3h 45mnonstop
Volaris Logo
1:29 pm - 6:05 pm
SLP
-
MDW
3h 36mnonstop
$337Volaris
Thu, Sep 24 - Tue, Sep 29
Viva Logo
1:30 am - 1:40 pm
ORD
-
SLP
13h 10m
1 stop
Viva Logo
2:15 pm - 11:45 pm
SLP
-
ORD
8h 30m
1 stop
$345Viva
Wed, Oct 7 - Thu, Oct 15
Volaris Logo
7:30 pm - 10:15 pm
MDW
-
SLP
3h 45mnonstop
Volaris Logo
1:29 pm - 6:05 pm
SLP
-
MDW
3h 36mnonstop
$345Volaris
Thu, Sep 24 - Tue, Sep 29
Volaris Logo
7:30 pm - 10:15 pm
MDW
-
SLP
3h 45mnonstop
Volaris Logo
1:29 pm - 6:05 pm
SLP
-
MDW
3h 36mnonstop
$354Volaris
Thu, Sep 24 - Tue, Sep 29
Volaris Logo
7:30 pm - 10:15 pm
MDW
-
SLP
3h 45mnonstop
Volaris Logo
1:29 pm - 6:05 pm
SLP
-
MDW
3h 36mnonstop
$367Volaris
Sat, Sep 5 - Sat, Sep 12
Multiple Airlines Logo
12:30 pm - 10:31 pm
ORD
-
SLP
11h 01m
1 stop
Multiple Airlines Logo
9:22 am - 11:59 pm
SLP
-
ORD
13h 37m
1 stop
$382Multiple Airlines
Wed, Sep 2 - Wed, Sep 9
Volaris Logo
7:30 pm - 10:15 pm
MDW
-
SLP
3h 45mnonstop
Volaris Logo
1:29 pm - 6:05 pm
SLP
-
MDW
3h 36mnonstop
$389Volaris
Sat, Oct 3 - Sun, Oct 11
Volaris Logo
7:30 pm - 10:15 pm
MDW
-
SLP
3h 45mnonstop
Volaris Logo
1:29 pm - 6:05 pm
SLP
-
MDW
3h 36mnonstop
$391Volaris
Thu, Oct 8 - Thu, Oct 15

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Volaris flights from Illinois to San Luis Potosí

Our best Volaris deals on Illinois to San Luis Potosí flight tickets
Volaris
Sep 24
MDW7:30 pmChicago Midway
3h 45m
SLP10:15 pmSan Luis Potosi
Sep 29
SLP1:29 pmSan Luis Potosi
3h 36m
MDW6:05 pmChicago Midway
$322
Volaris
Sep 24
MDW7:30 pmChicago Midway
3h 45m
SLP10:15 pmSan Luis Potosi
Sep 29
SLP1:29 pmSan Luis Potosi
3h 36m
MDW6:05 pmChicago Midway
$336
Volaris
Sep 24
MDW7:30 pmChicago Midway
3h 45m
SLP10:15 pmSan Luis Potosi
Sep 29
SLP1:29 pmSan Luis Potosi
3h 36m
MDW6:05 pmChicago Midway
$337

Viva flights from Illinois to San Luis Potosí

Our best Viva deals on Illinois to San Luis Potosí flight tickets
Viva
Oct 7
ORD1:30 amChicago O'Hare Intl
13h 10m
1 stop
SLP1:40 pmSan Luis Potosi
Oct 15
SLP2:15 pmSan Luis Potosi
8h 30m
1 stop
ORD11:45 pmChicago O'Hare Intl
$345
Viva
Jul 29
ORD1:30 amChicago O'Hare Intl
11h 55m
1 stop
SLP12:25 pmSan Luis Potosi
Aug 9
SLP2:10 pmSan Luis Potosi
8h 45m
1 stop
ORD11:55 pmChicago O'Hare Intl
$481

momondo Fare Finder

 
Customize your flight search to find flights from Illinois 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 June 15, 2026.
Use the filters below to find and compare flights from Illinois 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 - SLP

MDWSLP

Chicago Midway

Thu 9/24

7:30 pm-10:15 pm

Nonstop3h 45m

San Luis Potosi

Tue 9/29

1:29 pm-6:05 pm

Nonstop3h 36m

$322

ChicagoSan Luis Potosí

MDW - SLP

MDWSLP

Chicago Midway

Thu 9/24

7:30 pm-10:15 pm

Nonstop3h 45m

San Luis Potosi

Tue 9/29

1:29 pm-6:05 pm

Nonstop3h 36m

$336

ChicagoSan Luis Potosí

MDW - SLP

MDWSLP

Chicago Midway

Thu 9/24

7:30 pm-10:15 pm

Nonstop3h 45m

San Luis Potosi

Tue 9/29

1:29 pm-6:05 pm

Nonstop3h 36m

$337

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

Wed 10/7

1:30 am-1:40 pm

1 stop13h 10m

San Luis Potosi

Thu 10/15

2:15 pm-11:45 pm

1 stop8h 30m

$345

ChicagoSan Luis Potosí

MDW - SLP

MDWSLP

Chicago Midway

Thu 9/24

7:30 pm-10:15 pm

Nonstop3h 45m

San Luis Potosi

Tue 9/29

1:29 pm-6:05 pm

Nonstop3h 36m

$345

ChicagoSan Luis Potosí

MDW - SLP

MDWSLP

Chicago Midway

Thu 9/24

7:30 pm-10:15 pm

Nonstop3h 45m

San Luis Potosi

Tue 9/29

1:29 pm-6:05 pm

Nonstop3h 36m

$354

ChicagoSan Luis Potosí

MDW - SLP

MDWSLP

Chicago Midway

Sat 9/5

7:30 pm-10:15 pm

Nonstop3h 45m

San Luis Potosi

Sat 9/12

1:29 pm-6:05 pm

Nonstop3h 36m

$367

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

Wed 9/2

12:30 pm-10:31 pm

1 stop11h 01m

San Luis Potosi

Wed 9/9

9:22 am-11:59 pm

1 stop13h 37m

$382

ChicagoSan Luis Potosí

MDW - SLP

MDWSLP

Chicago Midway

Sat 10/3

7:30 pm-10:15 pm

Nonstop3h 45m

San Luis Potosi

Sun 10/11

1:29 pm-6:05 pm

Nonstop3h 36m

$389

ChicagoSan Luis Potosí

MDW - SLP

MDWSLP

Chicago Midway

Thu 10/8

7:30 pm-10:15 pm

Nonstop3h 45m

San Luis Potosi

Thu 10/15

1:29 pm-6:05 pm

Nonstop3h 36m

$391

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to San Luis Potosí from

How to get the cheapest flight ticket from Illinois 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 cheapest month to fly to San Luis Potosí?

The cheapest month to fly to San Luis Potosí from Illinois is in September. Flight prices, which tend to average around $121, 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 September, then June is your next best option. Flight prices from Illinois to San Luis Potosí during June average around $171.

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 $352. The most expensive day to fly to San Luis Potosí is Saturday, with ticket prices averaging around $376.

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

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

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

You are more likely to see cheaper flights to San Luis Potosí from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to San Luis Potosí for around $514 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 Illinois for as low as $322 on momondo.

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

There is only 1 cabin class available to choose from on Illinois 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 Illinois to San Luis Potosí flights?

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

Cheap Illinois to San Luis Potosí flight deals and tips

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

Best Price Found

$165

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 Illinois in the past 72 hours is $165. The best round-trip flight deal from Illinois to San Luis Potosí found on momondo in the last 72 hours is $352.
The fastest flight from Illinois to San Luis Potosí takes 3h 45m
Direct flights go from Illinois 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 Illinois there are direct flights to San Luis Potosi (SLP).
Search flight deals

Frequently asked questions about flying from Illinois to San Luis Potosí

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

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

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

  • How old do you have to be to fly from Illinois 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 Illinois to San Luis Potosi Airport.

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

    The required travel and health documents for your San Luis Potosi Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Luis Potosi Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Illinois to San Luis Potosí

Compare and see reviews for airlines that fly from Illinois to San Luis Potosí with momondo
Airline
Rating
Free Cancellation
Price
VolarisPriceFrom $251Free CancellationRating
6.5
1,157 reviews
Search Volaris flights
DeltaPriceFrom $262Free CancellationRating
7.9
8,394 reviews
Search Delta flights
AeromexicoPriceFrom $302Free CancellationRating
7.4
1,487 reviews
Search Aeromexico flights
United AirlinesPriceFrom $345Free CancellationRating
7.4
9,827 reviews
Search United Airlines flights
American AirlinesPriceFrom $345Free CancellationRating
7.1
11,662 reviews
Search American Airlines flights

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 Illinois to San Luis Potosí?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Luis Potosí from Illinois.

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

momondo does allow users to show only those flights to San Luis Potosí from Illinois which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between Illinois and San Luis Potosí by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Illinois to San Luis Potosí now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Luis Potosí and let you know when they 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
American Airlines
Viva
United Airlines
Delta
Aeromexico
Frontier