$237+ 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 7/22. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from San Luis Potosí to Illinois with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap 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 June 12, 2025.
Round-trip from | $346 (Delta) |
|---|---|
One-way from | $237 (Trip.com) |
Popular in | August |
Cheapest in | July |
Average price | $495 |
Find flight deals from San Luis Potosí to Illinois
Cheapest flights from San Luis Potosí to IllinoisExplore 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 June 12, 2025.
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 June 12, 2025.
This Delta deal was found by Cheapflights users on 6/10. 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.
This Delta deal was found by Cheapflights users on 6/10. 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.
This deal was found by Cheapflights users on 6/10. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Aeromexico deal was found by Cheapflights users on 6/10. 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.
This United Airlines deal was found by Cheapflights users on 6/10. 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.
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Trip.com deal was found by Cheapflights users on 6/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This eDestinos deal was found by Cheapflights users on 6/10. 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.
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 June 12, 2025.
Use the filters below to find and compare flights from San Luis Potosí to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
San Luis PotosíChicago
SLP - ORD
SLPORD
San Luis Potosi
Wed 9/10
2:53 pm-12:29 am
1 stop8h 36m
Chicago O'Hare Intl
Tue 9/16
7:10 am-4:49 pm
1 stop10h 39m
San Luis PotosíChicago
SLP - MDW
SLPMDW
San Luis Potosi
Wed 9/10
11:06 am-9:26 pm
2 stops9h 20m
Chicago Midway
Tue 9/16
9:30 am-4:49 pm
2 stops8h 19m
San Luis PotosíChicago
SLP - ORD
SLPORD
San Luis Potosi
Sat 9/6
2:53 pm-12:29 am
1 stop8h 36m
Chicago O'Hare Intl
Mon 9/8
1:55 am-8:59 am
1 stop8h 04m
San Luis PotosíChicago
SLP - ORD
SLPORD
San Luis Potosi
Fri 10/10
1:53 pm-8:51 am
1 stop17h 58m
Chicago O'Hare Intl
Wed 10/15
1:23 pm-8:30 pm
1 stop8h 07m
San Luis PotosíChicago
SLP - MDW
SLPMDW
San Luis Potosi
Fri 10/10
11:06 am-9:44 pm
2 stops9h 38m
Chicago Midway
Wed 10/15
1:05 pm-9:41 pm
2 stops9h 36m
San Luis PotosíChicago
SLP - ORD
SLPORD
San Luis Potosi
Fri 10/10
7:12 am-12:14 am
1 stop16h 02m
Chicago O'Hare Intl
Thu 10/16
7:10 am-7:12 pm
1 stop13h 02m
San Luis PotosíChicago
SLP - ORD
SLPORD
San Luis Potosi
Thu 7/17
2:45 pm-7:50 am
1 stop16h 05m
Chicago O'Hare Intl
Tue 7/22
10:00 am-1:24 pm
2 stops28h 24m
San Luis PotosíChicago
SLP - MDW
SLPMDW
San Luis Potosi
Wed 7/30
9:18 am-9:42 pm
1 stop11h 24m
Chicago Midway
Tue 8/12
10:11 am-4:05 pm
1 stop6h 54m
San Luis PotosíChicago
SLP - ORD
SLPORD
San Luis Potosi
Tue 7/22
2:45 pm-7:50 am
1 stop16h 05m
San Luis PotosíChicago
SLP - MDW
SLPMDW
San Luis Potosi
Thu 7/10
9:18 am-6:02 pm
1 stop7h 44m
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.
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 $245). Flying from San Luis Potosí to Illinois in March is currently the most expensive (average of $321). 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.
Rainfall in Illinois by month
Plan your trip to Illinois by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.
Temperature in Illinois by month
Plan your trip to Illinois by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).
Reviews of airlines servicing Illinois
Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated June 12, 2025.
Peruse reviews from past customers who have flown with Delta, Aeromexico and United Airlines from San Luis Potosí to Illinois to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
Kim,May 2025
PIH - SLC
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
Kim,May 2025
PIH - SLC
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
Kim,May 2025
PIH - SLC
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
Kim,May 2025
PIH - SLC
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
Kim,May 2025
PIH - SLC
Overall
Food
Boarding
Comfort
Entertainment
Crew
Reviews
Kim,May 2025
PIH - SLC
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.
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Alternative routes for San Luis Potosí to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from San Luis Potosí to Illinois
Discover the top airline that operate flights from San Luis Potosí to Illinois. 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 June 12, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$276 | Average$465 | FlexibilityNo cancel fee | On-time69% |