$102+ Cheap flights from Chicago (CHI) to San Luis Potosí, Mexico (SLP)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — SLP
Oct 11 — Oct 181
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Chicago to San Luis Potosí 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.Cheapflights Tip: The best prices from Chicago to San Luis Potosi are usually found in September or February, booked 8 days in advance, depart on a Tuesday or Monday and return on a Wednesday
Cheap flight deals from Chicago to San Luis Potosí
Cheapest
Best
Last-minute
One-way
Cheapest flights from Chicago to San Luis PotosíExplore the most affordable flight options available from Chicago to San Luis Potosí. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
Explore the most affordable flight options available from Chicago to San Luis Potosí. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
This Mytrip deal was found by Cheapflights users on 9/10. 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.
Thu 12/36:20 pm -
Nonstop4h 01m
Sat 12/51:28 pm -
Nonstop3h 23m
Deal found 9/10![Volaris logo]()
$282
This CheapOair deal was found by Cheapflights users on 9/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:30 pm -
Nonstop3h 45m
Sun 11/11:28 pm -
Nonstop3h 23m
Deal found 9/10![Volaris logo]()
$283
This CheapOair deal was found by Cheapflights users on 9/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:30 pm -
Nonstop3h 45m
Sun 10/251:29 pm -
Nonstop3h 36m
Deal found 9/8![Volaris logo]()
$284
This Trip.com deal was found by Cheapflights users on 9/8. 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.
Thu 11/56:20 pm -
Nonstop4h 01m
Sun 11/81:28 pm -
Nonstop3h 23m
Deal found 9/8![Volaris logo]()
$294
This Mytrip deal was found by Cheapflights users on 9/7. 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.
Sat 9/197:30 pm -
Nonstop3h 45m
Sat 10/31:29 pm -
Nonstop3h 36m
Deal found 9/7![Volaris logo]()
$301
This Mytrip deal was found by Cheapflights users on 9/7. 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.
Thu 10/227:30 pm -
Nonstop3h 45m
Thu 10/291:29 pm -
Nonstop3h 36m
Deal found 9/7![Volaris logo]()
$304
This CheapOair deal was found by Cheapflights users on 9/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/207:30 pm -
Nonstop3h 45m
Sun 9/271:29 pm -
Nonstop3h 36m
Deal found 9/10![Volaris logo]()
$310
This CheapOair deal was found by Cheapflights users on 9/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/207:30 pm -
Nonstop3h 45m
Sun 10/41:29 pm -
Nonstop3h 36m
Deal found 9/9![Volaris logo]()
$311
This CheapOair deal was found by Cheapflights users on 9/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:20 pm -
Nonstop4h 01m
Tue 12/11:28 pm -
Nonstop3h 23m
Deal found 9/10![Volaris logo]()
$320
This CheapOair deal was found by Cheapflights users on 9/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/117:30 pm -
Nonstop3h 45m
Mon 10/199:22 am -
1 stop8h 42m
Deal found 9/8![Volaris logo]()
$333
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:35 am -
2 stops32h 30m
Sat 11/219:36 am -
1 stop13h 14m
Deal found 9/8![Multiple Airlines logo]()
$340
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/412:25 am -
1 stop8h 40m
Sun 11/87:45 pm -
1 stop27h 10m
Deal found 9/8![Multiple Airlines logo]()
$346
Best flights from Chicago to San Luis PotosíDiscover carefully curated flight deals from Chicago to San Luis Potosí that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
Discover carefully curated flight deals from Chicago to San Luis Potosí that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
This CheapOair deal was found by Cheapflights users on 9/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/107:30 pm -
Nonstop3h 45m
Thu 10/151:29 pm -
Nonstop3h 36m
Deal found 9/10![Volaris logo]()
$320
This FlightHub deal was found by Cheapflights users on 9/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1012:37 pm -
1 stop24h 56m
Thu 10/152:48 pm -
2 stops17h 33m
Deal found 9/10![Frontier logo]()
$478
This Aeromexico deal was found by Cheapflights users on 9/10. 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.
Mon 12/73:26 pm -
1 stop16h 21m
Fri 12/111:05 pm -
2 stops21h 44m
Deal found 9/10![Aeromexico logo]()
$501
This Delta deal was found by Cheapflights users on 9/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:30 am -
1 stop14h 46m
Tue 11/171:05 pm -
2 stops10h 49m
Deal found 9/9![Delta logo]()
$511
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:40 am -
1 stop6h 54m
Mon 10/199:22 am -
1 stop13h 37m
Deal found 9/6![Multiple Airlines logo]()
$512
This CheapOair deal was found by Cheapflights users on 9/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:30 pm -
Nonstop3h 45m
Thu 10/11:29 pm -
Nonstop3h 36m
Deal found 9/9![Volaris logo]()
$388
This CheapOair deal was found by Cheapflights users on 9/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/317:30 pm -
Nonstop3h 45m
Fri 11/139:36 am -
1 stop7h 11m
Deal found 9/9![Volaris logo]()
$394
This FlightHub deal was found by Cheapflights users on 9/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/103:30 pm -
1 stop22h 03m
Thu 10/152:48 pm -
2 stops31h 55m
Deal found 9/10![Frontier logo]()
$489
This Delta deal was found by Cheapflights users on 9/7. 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.
Tue 1/265:30 am -
2 stops15h 22m
Sat 1/309:06 am -
2 stops13h 14m
Deal found 9/7![Delta logo]()
$516
This Gotogate deal was found by Cheapflights users on 9/6. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:30 pm -
Nonstop3h 45m
Mon 10/199:22 am -
1 stop8h 42m
Deal found 9/6![Volaris logo]()
$438
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/297:30 pm -
Nonstop3h 45m
Mon 10/51:36 pm -
2 stops27h 10m
Deal found 9/8![Multiple Airlines logo]()
$543
This Aeromexico deal was found by Cheapflights users on 9/10. 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.
Mon 2/226:00 am -
2 stops14h 52m
Fri 2/265:48 am -
2 stops16h 22m
Deal found 9/10![Aeromexico logo]()
$551
This CheapOair deal was found by Cheapflights users on 9/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:30 pm -
Nonstop3h 45m
Tue 9/291:29 pm -
Nonstop3h 36m
Deal found 9/6![Volaris logo]()
$438
This FlightHub deal was found by Cheapflights users on 9/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/38:13 pm -
1 stop23h 00m
Tue 12/13:05 pm -
2 stops16h 00m
Deal found 9/11![Frontier logo]()
$558
This Delta deal was found by Cheapflights users on 9/7. 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.
Wed 9/231:54 am -
1 stop7h 05m
Tue 9/298:49 am -
1 stop14h 10m
Deal found 9/7![Delta logo]()
$607
This Delta deal was found by Cheapflights users on 9/7. 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.
Wed 9/231:54 am -
1 stop7h 05m
Thu 10/19:40 am -
1 stop13h 21m
Deal found 9/7![Delta logo]()
$607
This FlightHub deal was found by Cheapflights users on 9/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:42 pm -
2 stops24h 31m
Tue 12/13:05 pm -
2 stops21h 54m
Deal found 9/10![Frontier logo]()
$609
This Delta deal was found by Cheapflights users on 9/10. 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.
Wed 9/231:54 am -
1 stop7h 05m
Fri 10/21:52 pm -
1 stop9h 09m
Deal found 9/10![Delta logo]()
$607
This Delta deal was found by Cheapflights users on 9/7. 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.
Tue 11/176:00 am -
2 stops10h 16m
Sat 11/211:05 pm -
2 stops9h 49m
Deal found 9/7![Delta logo]()
$612
Last-minute flights from Chicago to San Luis PotosíDiscover last-minute flight deals from Chicago to San Luis Potosí. Data last updated September 11, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to San Luis Potosí. Data last updated September 11, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 9/7. 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.
Sat 9/197:30 pm -
Nonstop3h 45m
Sat 10/31:29 pm -
Nonstop3h 36m
Deal found 9/7![Volaris logo]()
$301
This CheapOair deal was found by Cheapflights users on 9/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/207:30 pm -
Nonstop3h 45m
Sun 9/271:29 pm -
Nonstop3h 36m
Deal found 9/10![Volaris logo]()
$310
This CheapOair deal was found by Cheapflights users on 9/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/207:30 pm -
Nonstop3h 45m
Sun 10/41:29 pm -
Nonstop3h 36m
Deal found 9/9![Volaris logo]()
$311
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/71:49 pm -
1 stop9h 42m
Wed 10/149:22 am -
1 stop13h 37m
Deal found 9/7![Multiple Airlines logo]()
$375
This CheapOair deal was found by Cheapflights users on 9/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/71:49 pm -
1 stop9h 42m
Mon 10/121:36 pm -
1 stop9h 55m
Deal found 9/8![Multiple Airlines logo]()
$377
This CheapOair deal was found by Cheapflights users on 9/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/107:30 pm -
Nonstop3h 45m
Thu 10/151:29 pm -
Nonstop3h 36m
Deal found 9/10![Volaris logo]()
$320
This CheapOair deal was found by Cheapflights users on 9/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/117:30 pm -
Nonstop3h 45m
Mon 10/199:22 am -
1 stop8h 42m
Deal found 9/8![Volaris logo]()
$333
This CheapOair deal was found by Cheapflights users on 9/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:30 pm -
Nonstop3h 45m
Sun 10/251:29 pm -
Nonstop3h 36m
Deal found 9/8![Volaris logo]()
$284
This Mytrip deal was found by Cheapflights users on 9/7. 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.
Thu 10/227:30 pm -
Nonstop3h 45m
Thu 10/291:29 pm -
Nonstop3h 36m
Deal found 9/7![Volaris logo]()
$304
This CheapOair deal was found by Cheapflights users on 9/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:30 pm -
Nonstop3h 45m
Sun 11/11:28 pm -
Nonstop3h 23m
Deal found 9/10![Volaris logo]()
$283
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:28 pm -
1 stop17h 14m
Mon 11/239:36 am -
1 stop13h 14m
Deal found 9/9![Multiple Airlines logo]()
$385
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:28 pm -
1 stop17h 14m
Wed 11/49:36 am -
1 stop13h 14m
Deal found 9/9![Multiple Airlines logo]()
$403
One-way flights from Chicago to San Luis PotosíSearch for one-way flight options from Chicago to San Luis Potosí. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
Search for one-way flight options from Chicago to San Luis Potosí. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
This CheapOair deal was found by Cheapflights users on 9/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:30 pm -
Nonstop3h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Volaris logo]()
$102
This Mytrip deal was found by Cheapflights users on 9/6. 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.
Sun 10/47:30 pm -
Nonstop3h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Volaris logo]()
$117
This Mytrip deal was found by Cheapflights users on 9/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:30 pm -
Nonstop3h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Volaris logo]()
$125
This Mytrip deal was found by Cheapflights users on 9/10. 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.
Thu 9/177:30 pm -
Nonstop3h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Volaris logo]()
$130
This Mytrip deal was found by Cheapflights users on 9/6. 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.
Sun 9/207:30 pm -
Nonstop3h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Volaris logo]()
$131
This CheapOair deal was found by Cheapflights users on 9/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/227:30 pm -
Nonstop3h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Volaris logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/212:41 am -
2 stops44h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Volaris logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/292:53 am -
1 stop20h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Volaris logo]()
$180
This FlightHub deal was found by Cheapflights users on 9/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/34:35 pm -
1 stop20h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Frontier logo]()
$182
This FlightHub deal was found by Cheapflights users on 9/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/31:06 pm -
1 stop24h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Frontier logo]()
$182
This Mytrip deal was found by Cheapflights users on 9/6. 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.
Sun 9/277:30 pm -
Nonstop3h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Volaris logo]()
$184
This Priceline deal was found by Cheapflights users on 9/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:40 am -
1 stop6h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Frontier logo]()
$189
Find flight deals from Chicago to San Luis Potosí
Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to San Luis Potosí (SLP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $282 (Mytrip) |
One-way from | $102 (CheapOair) |
Popular in | March |
Cheapest in | September |
Average price | $361 |
Good round-trip deal | $309 or less |
Good one-way deal | $134 or less |
Cheapflights 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, Cheapflights users made 7,457,451 searches. Data last updated September 11, 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
Cheapest round-trip
Quickest round-trip
ChicagoSan Luis Potosí
MDW Chicago Midway - SLP San Luis Potosi
MDWSLP
Chicago Midway
Sun 10/4
7:30 pm-10:15 pm
Nonstop3h 45m
San Luis Potosi
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$117
ChicagoSan Luis Potosí
MDW Chicago Midway - SLP San Luis Potosi
MDWSLP
Chicago Midway
Thu 9/17
7:30 pm-10:15 pm
Nonstop3h 45m
San Luis Potosi
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$130
ChicagoSan Luis Potosí
MDW Chicago Midway - SLP San Luis Potosi
MDWSLP
Chicago Midway
Tue 9/22
7:30 pm-10:15 pm
Nonstop3h 45m
San Luis Potosi
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$135
ChicagoSan Luis Potosí
ORD Chicago O'Hare Intl - SLP San Luis Potosi
ORDSLP
Chicago O'Hare Intl
Wed 10/21
2:41 am-10:31 pm
2 stops44h 50m
San Luis Potosi
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$165
ChicagoSan Luis Potosí
MDW Chicago Midway - SLP San Luis Potosi
MDWSLP
Chicago Midway
Sat 10/3
1:06 pm-12:33 pm
1 stop24h 27m
San Luis Potosi
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$182
ChicagoSan Luis Potosí
MDW Chicago Midway - SLP San Luis Potosi
MDWSLP
Chicago Midway
Sun 9/20
8:23 pm-10:31 pm
1 stop27h 08m
San Luis Potosi
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$211
ChicagoSan Luis Potosí
ORD Chicago O'Hare Intl - SLP San Luis Potosi
ORDSLP
Chicago O'Hare Intl
Mon 9/21
1:40 am-5:35 pm
2 stops16h 55m
San Luis Potosi
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$212
ChicagoSan Luis Potosí
ORD Chicago O'Hare Intl - SLP San Luis Potosi
ORDSLP
Chicago O'Hare Intl
Tue 9/29
12:30 pm-2:13 pm
2 stops26h 43m
San Luis Potosi
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$212
ChicagoSan Luis Potosí
ORD Chicago O'Hare Intl - SLP San Luis Potosi
ORDSLP
Chicago O'Hare Intl
Fri 10/2
2:53 am-8:42 am
2 stops30h 49m
San Luis Potosi
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$215
ChicagoSan Luis Potosí
ORD Chicago O'Hare Intl - SLP San Luis Potosi
ORDSLP
Chicago O'Hare Intl
Sat 9/19
7:25 am-1:34 pm
1 stop7h 09m
San Luis Potosi
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$227
Showing 1-10 of 39 resultsSorted by cheapest first
Compare providers for flights from Chicago to San Luis Potosí
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to San Luis Potosí in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Chicago-San Luis Potosí flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-San Luis Potosí flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-San Luis Potosí flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago-San Luis Potosí flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-San Luis Potosí flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Chicago to San Luis Potosí
Have a flexible travel schedule? Discover the best time to fly to San Luis Potosí from Chicago with our price prediction graph.
CHI-SLP
MDW-SLP
ORD-SLP
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 Chicago to San Luis Potosí
CHI-SLP
MDW-SLP
ORD-SLP
What is the cheapest month to book a flight from Chicago to San Luis Potosí?
Currently, September is the cheapest month in which you can book a flight from Chicago to San Luis Potosí (average of $366). Flying from Chicago to San Luis Potosí in December is currently the most expensive (average of $708). 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.
What is the cheapest time of day to fly from CHI to SLP?
Find hourly flight availability from Chicago to San Luis Potosí. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago to San Luis Potosí as you normally would.
How much does it cost to fly round-trip from Chicago to San Luis Potosí?
Airfare is below average for this route at the moment.
Chicago to San Luis Potosí flights typically cost between $352 and $405 in December.The cheapest round-trip price found within the last 5 days was $282 on Volaris (Dec 3-Dec 5).
What’s the top layover airport for flights from Chicago to San Luis Potosí?
Share of 1-stop round-trip flights from Chicago to San Luis Potosí chosen by Cheapflights users in the past 12 months, using the same layover each way.
Mexico City (MEX) – chosen by Cheapflights users on 33% of 1-stop itineraries from Chicago to San Luis Potosí on Cheapflights.
What’s the cheapest layover airport for flights from Chicago to San Luis Potosí?
Average round-trip fare for 1-stop flights from Chicago to San Luis Potosí, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Atlanta (ATL) is the most affordable 1-stop option, with an average round-trip price of $362.
What’s the fastest layover option from Chicago to San Luis Potosí?
Shortest average travel time for 1-stop one-way flights from Chicago to San Luis Potosí, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Houston (IAH) have the shortest average one-way travel time for 1-stop routes: 6h 09m.
Which airport typically offers the quickest layover for flights from Chicago to San Luis Potosí?
Average layover duration for 1-stop one-way flights from Chicago to San Luis Potosí, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Houston (IAH) offer the fastest connection on this route, with an average layover time of 1h 28m.
How far ahead should I book a flight from Chicago to San Luis Potosí?
To ensure you get the cheapest price possible for a flight from Chicago to San Luis Potosí, you should look to book at least 12 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Reviews of airlines servicing San Luis Potosí
Get insights into the airlines that provide service to San Luis Potosí. 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 San Luis Potosí. Reviews last updated September 11, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andAeromexico from Chicago to San Luis Potosí by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Overall
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Overall
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Overall
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Overall
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Overall
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Boarding
8.1
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Related info for your journey
Find useful and relevant information for your journey from Chicago to San Luis Potosí. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Chicago
Popular flights
San Luis Potosí flight routes
Alternative routes for Chicago to San Luis Potosí
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to San Luis Potosí by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Chicago to San Luis Potosí by cabin class
Find flights from Chicago to San Luis Potosí, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Chicago and San Luis Potosí flights
Browse other Chicago and San Luis Potosí flight options. Last updated on September 11, 2026.
Other flights from Chicago
Browse through other flights departing from Chicago. Flights are based on user searches made on Cheapflights and were last updated on September 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Luis Potosí
Explore flights to San Luis Potosí departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 11, 2026.
Top 5 airlines flying from Chicago to San Luis Potosí
Discover the top 5 airlines that operate flights from Chicago to San Luis Potosí. 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 7,457,451 searches. Data last updated September 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$251 | Average$420 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$262 | Average$444 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$302 | Average$431 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$337 | Average$551 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$387 | Average$599 | FlexibilityNo cancel fee | On-time71% |