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Cheap flights from Illinois to San Luis Potosí from $150

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 11/15. 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
0 bags

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Find the cheapest flights from Illinois to San Luis Potosí

Cheap round-trip flights

Aeromexico Logo
5:20 am - 6:04 pmORD-SLP
13h 44m1 stop
Aeromexico Logo
8:28 am - 5:00 pmSLP-ORD
7h 32m1 stop
$314Aeromexico
Find Deal
Sat, Oct 25 - Sat, Nov 1
Aeromexico Logo
1:00 am - 2:57 pmORD-SLP
13h 57m1 stop
Aeromexico Logo
8:43 pm - 12:48 pmSLP-ORD
16h 05m1 stop
$323Aeromexico
Find Deal
Sat, Jan 31 - Sun, Feb 8
Delta Logo
5:32 am - 6:18 pmORD-SLP
12h 46m1 stop
Delta Logo
9:36 am - 10:41 pmSLP-ORD
13h 05m1 stop
$327Delta
Find Deal
Tue, Nov 11 - Tue, Nov 18
Delta Logo
7:10 am - 6:04 pmORD-SLP
11h 54m2 stops
Delta Logo
12:52 pm - 11:41 pmSLP-ORD
9h 49m1 stop
$332Delta
Find Deal
Fri, Oct 24 - Tue, Oct 28
American Airlines Logo
9:45 pm - 11:09 amORD-SLP
14h 24m1 stop
American Airlines Logo
5:15 am - 11:28 pmSLP-ORD
18h 13m1 stop
$350American Airlines
Find Deal
Sat, Oct 18 - Sun, Nov 2
Logo
9:08 pm - 1:50 pmORD-SLP
17h 42m1 stop
Logo
2:51 pm - 1:31 amSLP-ORD
9h 40m1 stop
$357
Find Deal
Fri, Oct 24 - Mon, Oct 27
United Airlines Logo
9:05 pm - 11:08 amORD-SLP
15h 03m1 stop
United Airlines Logo
7:12 am - 5:09 pmSLP-ORD
8h 57m1 stop
$363United Airlines
Find Deal
Wed, Sep 24 - Wed, Oct 1
United Airlines Logo
2:20 pm - 7:12 pmORD-SLP
5h 52m1 stop
United Airlines Logo
6:00 am - 11:10 pmSLP-ORD
17h 10m1 stop
$371United Airlines
Find Deal
Thu, Sep 25 - Fri, Nov 7
Logo
9:30 am - 2:01 pmORD-SLP
29h 31m3 stops
Logo
7:00 am - 11:42 pmSLP-ORD
16h 42m2 stops
$372
Find Deal
Tue, Oct 28 - Wed, Nov 5
American Airlines Logo
7:25 am - 11:31 pmORD-SLP
16h 06m1 stop
American Airlines Logo
6:29 am - 2:25 pmSLP-ORD
7h 56m1 stop
$394American Airlines
Find Deal
Thu, Dec 4 - Thu, Jan 8

Aeromexico flights from Illinois to San Luis Potosí

Our best Aeromexico deals on Illinois to San Luis Potosí flight tickets
Aeromexico
Oct 25
ORD5:20 amChicago O'Hare Intl
13h 44m
1 stop
SLP6:04 pmSan Luis Potosi
Nov 1
SLP8:28 amSan Luis Potosi
7h 32m
1 stop
ORD5:00 pmChicago O'Hare Intl
$314
Find similar
Aeromexico
Jan 31
ORD1:00 amChicago O'Hare Intl
13h 57m
1 stop
SLP2:57 pmSan Luis Potosi
Feb 8
SLP8:43 pmSan Luis Potosi
16h 05m
1 stop
ORD12:48 pmChicago O'Hare Intl
$323
Find similar
Aeromexico
Feb 1
ORD12:57 pmChicago O'Hare Intl
10h 40m
2 stops
SLP11:37 pmSan Luis Potosi
Feb 8
SLP8:43 pmSan Luis Potosi
24h 31m
2 stops
ORD9:14 pmChicago O'Hare Intl
$333
Find similar

Delta flights from Illinois to San Luis Potosí

Our best Delta deals on Illinois to San Luis Potosí flight tickets
Delta
Nov 11
ORD5:32 amChicago O'Hare Intl
12h 46m
1 stop
SLP6:18 pmSan Luis Potosi
Nov 18
SLP9:36 amSan Luis Potosi
13h 05m
1 stop
ORD10:41 pmChicago O'Hare Intl
$327
Find similar
Delta
Oct 24
ORD7:10 amChicago O'Hare Intl
11h 54m
2 stops
SLP6:04 pmSan Luis Potosi
Oct 28
SLP12:52 pmSan Luis Potosi
9h 49m
1 stop
ORD11:41 pmChicago O'Hare Intl
$332
Find similar
Delta
Oct 25
ORD6:45 amChicago O'Hare Intl
12h 19m
1 stop
SLP6:04 pmSan Luis Potosi
Nov 1
SLP8:38 amSan Luis Potosi
14h 20m
2 stops
ORD11:58 pmChicago O'Hare Intl
$337
Find similar

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 September 10, 2025.
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

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

Sat 10/25

5:20 am-6:04 pm

1 stop13h 44m

San Luis Potosi

Sat 11/1

8:28 am-5:00 pm

1 stop7h 32m

$314

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

Tue 11/11

5:32 am-6:18 pm

1 stop12h 46m

San Luis Potosi

Tue 11/18

9:36 am-10:41 pm

1 stop13h 05m

$327

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

Fri 10/24

7:10 am-6:04 pm

2 stops11h 54m

San Luis Potosi

Tue 10/28

12:52 pm-11:41 pm

1 stop9h 49m

$332

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

Sat 10/18

9:45 pm-11:09 am

1 stop14h 24m

San Luis Potosi

Sun 11/2

5:15 am-11:28 pm

1 stop18h 13m

$350

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

Fri 10/24

9:08 pm-1:50 pm

1 stop17h 42m

San Luis Potosi

Mon 10/27

2:51 pm-1:31 am

1 stop9h 40m

$357

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

Wed 9/24

9:05 pm-11:08 am

1 stop15h 03m

San Luis Potosi

Wed 10/1

7:12 am-5:09 pm

1 stop8h 57m

$363

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

Thu 9/25

2:20 pm-7:12 pm

1 stop5h 52m

San Luis Potosi

Fri 11/7

6:00 am-11:10 pm

1 stop17h 10m

$371

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

Tue 10/28

9:30 am-2:01 pm

3 stops29h 31m

San Luis Potosi

Wed 11/5

7:00 am-11:42 pm

2 stops16h 42m

$372

ChicagoSan Luis Potosí

ORD - SLP

ORDSLP

Chicago O'Hare Intl

Thu 12/4

7:25 am-11:31 pm

1 stop16h 06m

San Luis Potosi

Thu 1/8

6:29 am-2:25 pm

1 stop7h 56m

$394

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 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 February. Flight prices, which tend to average around $367, 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 Illinois to San Luis Potosí during September average around $367.

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

Our data shows that Wednesday is the least expensive day to fly to San Luis Potosí. Tickets to fly out on this day can be as low as $518. The most expensive day to fly to San Luis Potosí is Sunday, with ticket prices averaging around $649.

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 Illinois to San Luis Potosí in the evening for as low as $527. 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 at noon because they tend to be around $581. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight 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 $468 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 $319 on momondo.

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

Direct flights

None
There are no direct flights from Illinois to San Luis Potosí. There are no popular flight routes from Illinois to San Luis Potosí.
Search flight deals

  • 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.

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
AeromexicoPriceFrom $306Free CancellationRating
7.4
1,702 reviews
Search Aeromexico flights
DeltaPriceFrom $318Free CancellationRating
7.9
7,963 reviews
Search Delta flights
American AirlinesPriceFrom $332Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $337Free CancellationRating
7.4
8,937 reviews
Search United 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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Airlines are sorted and displayed according to clicks in the past 7 days on momondo
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Turkish Airlines
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