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$197+ Cheap flights from San Luis Potosí, Mexico (SLP) to Illinois

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 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
SLP — ORD
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
1 adult, Economy
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Cheap flight deals from San Luis Potosí to Illinois

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

This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/2512:49 pmSLP - ORD
1 stop21h 19mUnited Airlines
mar. 12/3010:35 amORD - SLP
1 stop10h 19mUnited Airlines
Deal found 12/10$480
This Aeromexico deal was found by Cheapflights users on 12/10. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/236:02 amSLP - ORD
2 stops28h 47mAeromexico
vie. 1/25:30 amORD - SLP
1 stop13h 05mAeromexico
Deal found 12/10$496
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/206:00 amSLP - ORD
1 stop13h 55mUnited Airlines
lun. 12/295:03 pmORD - SLP
1 stop18h 46mUnited Airlines
Deal found 12/10$501
This United Airlines deal was found by Cheapflights users on 12/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/146:00 amSLP - ORD
1 stop15h 16mUnited Airlines
sáb. 1/310:35 amORD - SLP
1 stop10h 19mUnited Airlines
Deal found 12/9$522
This American Airlines deal was found by Cheapflights users on 12/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/116:15 amSLP - ORD
1 stop9h 11mAmerican Airlines
dom. 12/285:21 amORD - SLP
1 stop17h 38mAmerican Airlines
Deal found 12/9$525
This Aeromexico deal was found by Cheapflights users on 12/10. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/259:15 amSLP - MDW
1 stop13h 07mAeromexico
mar. 12/306:00 amMDW - SLP
1 stop12h 35mAeromexico
Deal found 12/10$531
This Delta deal was found by Cheapflights users on 12/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/1412:52 pmSLP - ORD
1 stop9h 49mDelta
sáb. 1/39:50 amORD - SLP
1 stop9h 00mDelta
Deal found 12/10$573
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/276:00 amSLP - ORD
1 stop8h 40mUnited Airlines
dom. 1/49:23 pmORD - SLP
1 stop14h 26mUnited Airlines
Deal found 12/10$601
This Aeromexico deal was found by Cheapflights users on 12/11. 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.
sáb. 12/276:37 pmSLP - ORD
2 stops16h 12mAeromexico
sáb. 1/35:30 amORD - SLP
1 stop13h 20mAeromexico
Deal found 12/11$606
This Aeromexico deal was found by Cheapflights users on 12/10. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/259:41 amSLP - ORD
2 stops14h 21mAeromexico
mar. 12/306:45 amORD - SLP
1 stop11h 50mAeromexico
Deal found 12/10$610
This eDestinos deal was found by Cheapflights users on 12/10. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/252:47 pmSLP - ORD
2 stops18h 05mMultiple Airlines
mar. 12/307:01 pmORD - SLP
2 stops42h 56mMultiple Airlines
Deal found 12/10$618
This American Airlines deal was found by Cheapflights users on 12/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/186:20 amSLP - ORD
1 stop10h 57mAmerican Airlines
sáb. 12/275:21 amORD - SLP
1 stop17h 38mAmerican Airlines
Deal found 12/9$642

Find flight deals from San Luis Potosí to Illinois

Keep the following information in mind while searching for San Luis Potosí to Illinois flight deals. Data was last updated diciembre 12, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$420
(Aeromexico)

One-way from

$197
(Trip.com)

Popular in

December

Cheapest in

July

Average price

$609
Provider with most accurate pricing for San Luis Potosi-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Luis Potosi-Chicago (CHI) flights.
Search Deals
From San Luis Potosi to Illinois
Search Deals
One-way flight from San Luis Potosi to Illinois
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($90 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

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

Fly from

San Luis Potosí

Fly to

Illinois

Route

Depart

Return

Price

San Luis PotosíChicago

SLP - ORD

SLPORD

San Luis Potosi

vie. 1/23

7:09 am-2:53 pm

1 stop7h 44m

Chicago O'Hare Intl

vie. 1/30

8:43 pm-1:57 pm

2 stops17h 14m

$367

San Luis PotosíChicago

SLP - ORD

SLPORD

San Luis Potosi

mar. 2/3

7:17 pm-12:40 pm

1 stop17h 23m

Chicago O'Hare Intl

mié. 2/4

3:16 pm-11:59 pm

1 stop8h 43m

$421

San Luis PotosíChicago

SLP - ORD

SLPORD

San Luis Potosi

lun. 2/23

8:33 am-11:00 pm

1 stop14h 27m

Chicago O'Hare Intl

lun. 3/2

6:45 am-9:24 pm

2 stops14h 39m

$421

San Luis PotosíChicago

SLP - MDW

SLPMDW

San Luis Potosi

mar. 2/3

5:53 am-10:22 pm

2 stops16h 29m

Chicago Midway

jue. 2/5

6:00 am-6:20 pm

1 stop12h 20m

$425

San Luis PotosíChicago

SLP - MDW

SLPMDW

San Luis Potosi

lun. 2/23

8:24 am-10:42 pm

1 stop14h 18m

Chicago Midway

lun. 3/2

12:46 pm-11:59 pm

2 stops11h 13m

$426

San Luis PotosíChicago

SLP - MDW

SLPMDW

San Luis Potosi

jue. 12/25

9:15 am-10:22 pm

1 stop13h 07m

Chicago Midway

mar. 12/30

6:00 am-6:35 pm

1 stop12h 35m

$531

San Luis PotosíChicago

SLP - MDW

SLPMDW

San Luis Potosi

mar. 12/23

9:15 am-10:22 pm

1 stop13h 07m

Chicago Midway

vie. 1/2

6:00 am-6:35 pm

1 stop12h 35m

$715

San Luis PotosíChicago

SLP - ORD

SLPORD

San Luis Potosi

lun. 1/19

2:06 pm-11:43 pm

1 stop9h 37m

$197

San Luis PotosíChicago

SLP - ORD

SLPORD

San Luis Potosi

sáb. 1/17

2:47 pm-9:12 am

2 stops18h 25m

$242

San Luis PotosíChicago

SLP - ORD

SLPORD

San Luis Potosi

mar. 1/20

7:12 pm-12:40 pm

1 stop17h 28m

$286

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 27 results
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Best time to book a flight from San Luis Potosí to Illinois

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

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

Currently, August is the cheapest month in which you can book a flight from San Luis Potosí to Illinois (average of $142). Flying from San Luis Potosí to Illinois in January is currently the most expensive (average of $282). 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.

How much does it cost to fly round-trip from San Luis Potosí to Illinois?

Related info for your journey

Find useful and relevant information for your journey from San Luis Potosí to Illinois. 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 from for flights from San Luis Potosí to Illinois?

    For a flight from San Luis Potosí to Illinois, you will be flying from San Luis Potosi. San Luis Potosi (SLP) is just 7.8 mi from the center of the city.

  • How long is the flight from San Luis Potosí to Illinois?

    There are many flights that can get you from San Luis Potosí to Illinois in 14h 27m. Fly via Aeromexico or Delta to get the fastest option. There are 1556 mi between San Luis Potosí and Illinois. This flight may include one or multiple stops.

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

    The cheapest airlines for a one-way flight from San Luis Potosí to Illinois are United Airlines ($157), Delta ($212), and Aeromexico ($213).

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

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

  • How can I find direct flights from San Luis Potosí to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Luis Potosí to Illinois.

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

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

    Currently, August is the cheapest month in which you can book a flight from San Luis Potosí to Illinois (average of $142). Flying from San Luis Potosí to Illinois in January is currently the most expensive (average of $282). 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 San Luis Potosí to Illinois

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