$122+ 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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — SLP
Nov 27 — Dec 41
Round-trip
1 adult, Economy
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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
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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 October 28, 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 October 28, 2026.
This WAYA deal was found by Cheapflights users on 10/23. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/710:40 am -
1 stop8h 33m
Tue 12/151:28 pm -
Nonstop3h 23m
Deal found 10/23![Multiple Airlines logo]()
$299
This Mytrip deal was found by Cheapflights users on 10/24. 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.
Tue 12/86:20 pm -
Nonstop4h 01m
Tue 12/151:28 pm -
Nonstop3h 23m
Deal found 10/24![Volaris logo]()
$344
This Mytrip deal was found by Cheapflights users on 10/27. 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.
Tue 12/13:55 pm -
2 stops27h 18m
Tue 12/89:36 am -
1 stop14h 08m
Deal found 10/27![Multiple Airlines logo]()
$358
This Mytrip deal was found by Cheapflights users on 10/23. 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.
Mon 12/710:37 pm -
2 stops15h 13m
Mon 12/149:36 am -
1 stop14h 08m
Deal found 10/23![Multiple Airlines logo]()
$362
This Mytrip deal was found by Cheapflights users on 10/27. 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.
Tue 12/13:55 pm -
2 stops27h 18m
Mon 12/71:20 pm -
1 stop6h 28m
Deal found 10/27![Multiple Airlines logo]()
$371
This WAYA deal was found by Cheapflights users on 10/25. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/74:08 pm -
1 stop21h 42m
Sat 1/163:05 pm -
1 stop7h 52m
Deal found 10/25![Multiple Airlines logo]()
$373
This Mytrip deal was found by Cheapflights users on 10/25. 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.
Mon 12/710:37 pm -
2 stops15h 13m
Tue 12/157:45 pm -
1 stop27h 15m
Deal found 10/25![Multiple Airlines logo]()
$377
This Mytrip deal was found by Cheapflights users on 10/26. 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.
Fri 12/49:13 am -
1 stop10h 00m
Fri 12/119:36 am -
1 stop14h 08m
Deal found 10/26![Multiple Airlines logo]()
$388
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Fri 11/278:51 am -
3 stops48h 14m
Tue 12/11:28 pm -
Nonstop3h 23m
Deal found 10/24![Multiple Airlines logo]()
$392
This FlightHub deal was found by Cheapflights users on 10/27. 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 12/17:35 am -
1 stop28h 54m
Mon 12/71:20 pm -
1 stop27h 13m
Deal found 10/27![Frontier logo]()
$395
This CheapOair deal was found by Cheapflights users on 10/23. 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 10/23![Volaris logo]()
$395
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 October 28, 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 October 28, 2026.
This CheapOair deal was found by Cheapflights users on 10/26. 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 1/266:20 pm -
Nonstop4h 01m
Mon 2/89:36 am -
1 stop7h 11m
Deal found 10/26![Volaris logo]()
$358
This Mytrip deal was found by Cheapflights users on 10/27. 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.
Fri 12/1110:37 pm -
2 stops15h 13m
Sat 12/193:05 pm -
2 stops31h 57m
Deal found 10/27![Multiple Airlines logo]()
$406
This FlightHub deal was found by Cheapflights users on 10/26. 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 12/13:55 pm -
2 stops45h 55m
Mon 12/71:20 pm -
1 stop27h 13m
Deal found 10/26![Frontier logo]()
$469
This Delta deal was found by Cheapflights users on 10/27. 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.
Thu 1/141:02 am -
1 stop11h 46m
Mon 1/189:56 am -
1 stop13h 07m
Deal found 10/27![Delta logo]()
$559
This Aeromexico deal was found by Cheapflights users on 10/27. 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 12/115:47 am -
1 stop7h 25m
Deal found 10/27![Aeromexico logo]()
$691
This Mytrip deal was found by Cheapflights users on 10/23. 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.
Mon 12/75:02 pm -
2 stops20h 48m
Mon 12/141:20 pm -
2 stops22h 13m
Deal found 10/23![Multiple Airlines logo]()
$445
This CheapOair deal was found by Cheapflights users on 10/25. 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 12/16:20 pm -
Nonstop4h 01m
Mon 12/79:36 am -
1 stop7h 11m
Deal found 10/25![Volaris logo]()
$449
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Fri 11/136:17 pm -
1 stop14h 48m
Sun 11/151:28 pm -
Nonstop3h 23m
Deal found 10/27![Volaris logo]()
$456
This Priceline deal was found by Cheapflights users on 10/24. 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.
Tue 12/812:28 pm -
2 stops30h 45m
Tue 12/153:05 pm -
2 stops20h 28m
Deal found 10/24![Frontier logo]()
$612
This Mytrip deal was found by Cheapflights users on 10/24. 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.
Tue 12/812:28 pm -
3 stops30h 45m
Tue 12/153:05 pm -
2 stops20h 28m
Deal found 10/24![Multiple Airlines logo]()
$568
This Delta deal was found by Cheapflights users on 10/26. 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 11/21:30 am -
1 stop14h 46m
Tue 12/11:05 pm -
1 stop10h 34m
Deal found 10/26![Delta logo]()
$667
This CheapOair deal was found by Cheapflights users on 10/23. 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 11/126:20 pm -
Nonstop4h 01m
Mon 11/169:36 am -
1 stop7h 11m
Deal found 10/23![Volaris logo]()
$565
This Mytrip deal was found by Cheapflights users on 10/23. 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.
Wed 11/116:30 am -
3 stops26h 35m
Wed 11/181:20 pm -
3 stops22h 03m
Deal found 10/23![Multiple Airlines logo]()
$583
This Delta deal was found by Cheapflights users on 10/27. 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 11/111:30 am -
1 stop14h 46m
Wed 11/185:47 am -
2 stops11h 18m
Deal found 10/27![Delta logo]()
$677
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Sun 11/16:20 pm -
Nonstop4h 01m
Sun 4/119:36 am -
3 stops26h 38m
Deal found 10/26![Volaris logo]()
$605
This Delta deal was found by Cheapflights users on 10/26. 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 12/73:26 pm -
1 stop16h 21m
Tue 12/154:53 pm -
1 stop6h 46m
Deal found 10/26![Delta logo]()
$691
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 12/296:20 pm -
Nonstop4h 01m
Tue 1/57:00 am -
2 stops33h 26m
Deal found 10/23![Multiple Airlines logo]()
$684
This CheapOair deal was found by Cheapflights users on 10/25. 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 11/246:20 pm -
Nonstop4h 01m
Sun 11/299:36 am -
1 stop7h 11m
Deal found 10/25![Volaris logo]()
$670
This Booking.com deal was found by Cheapflights users on 10/24. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:42 pm -
3 stops27h 46m
Wed 11/189:36 am -
1 stop7h 11m
Deal found 10/24![Multiple Airlines logo]()
$690
Last-minute flights from Chicago to San Luis PotosíDiscover last-minute flight deals from Chicago to San Luis Potosí. Data last updated October 28, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to San Luis Potosí. Data last updated October 28, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 10/26. 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 11/16:20 pm -
Nonstop4h 01m
Sun 4/111:28 pm -
Nonstop3h 23m
Deal found 10/26![Volaris logo]()
$409
This CheapOair deal was found by Cheapflights users on 10/26. 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 10/26![Volaris logo]()
$400
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 11/56:20 pm -
Nonstop4h 01m
Sun 11/81:28 pm -
Nonstop3h 23m
Deal found 10/26![Volaris logo]()
$456
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Sat 11/77:40 pm -
1 stop13h 25m
Mon 11/307:01 pm -
2 stops51h 59m
Deal found 10/25![Multiple Airlines logo]()
$445
This Mytrip deal was found by Cheapflights users on 10/24. 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.
Mon 11/91:24 am -
1 stop7h 41m
Tue 11/179:36 am -
1 stop14h 08m
Deal found 10/24![Volaris logo]()
$452
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 11/1112:53 pm -
1 stop20h 12m
Wed 11/189:36 am -
1 stop13h 24m
Deal found 10/23![Multiple Airlines logo]()
$408
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 11/121:04 pm -
2 stops33h 24m
Wed 11/189:36 am -
1 stop13h 24m
Deal found 10/24![Multiple Airlines logo]()
$448
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Fri 11/136:08 am -
3 stops26h 57m
Thu 11/191:28 pm -
Nonstop3h 23m
Deal found 10/24![Multiple Airlines logo]()
$442
This FlightHub deal was found by Cheapflights users on 10/24. 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.
Sun 11/156:20 pm -
Nonstop4h 01m
Mon 11/239:36 am -
1 stop7h 11m
Deal found 10/24![Volaris logo]()
$424
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/176:20 pm -
Nonstop4h 01m
Tue 11/241:28 pm -
Nonstop3h 23m
Deal found 10/28![Volaris logo]()
$403
This Kiwi.com deal was found by Cheapflights users on 10/24. 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 11/2612:35 am -
1 stop21h 53m
Tue 12/13:05 pm -
2 stops30h 30m
Deal found 10/24![Multiple Airlines logo]()
$434
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Fri 11/278:51 am -
3 stops48h 14m
Tue 12/11:28 pm -
Nonstop3h 23m
Deal found 10/24![Multiple Airlines logo]()
$392
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 October 28, 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 October 28, 2026.
This Mytrip deal was found by Cheapflights users on 10/25. 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.
Wed 12/94:00 pm -
2 stops21h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$122
This WAYA deal was found by Cheapflights users on 10/25. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/114:34 pm -
1 stop21h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 10/23. 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 11/1210:19 am -
3 stops46h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 10/24. 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.
Sun 11/86:20 pm -
Nonstop4h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Volaris logo]()
$166
This Kissandfly.com deal was found by Cheapflights users on 10/24. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/71:24 am -
1 stop7h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Volaris logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 11/36:20 pm -
Nonstop4h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Volaris logo]()
$182
This Frontier deal was found by Cheapflights users on 10/24. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/265:25 am -
1 stop8h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/24![Frontier logo]()
$189
This Mytrip deal was found by Cheapflights users on 10/23. 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.
Fri 11/136:08 am -
3 stops26h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/23![Multiple Airlines logo]()
$189
This Booking.com deal was found by Cheapflights users on 10/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/212:35 am -
1 stop17h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Viva logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Sat 11/286:20 pm -
Nonstop4h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Volaris logo]()
$190
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Fri 11/279:20 pm -
3 stops35h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$193
This CheapOair deal was found by Cheapflights users on 10/27. 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.
Fri 11/1312:53 pm -
1 stop9h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![Volaris logo]()
$195
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 October 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $299 (WAYA) |
One-way from | $122 (Mytrip) |
Popular in | December |
Cheapest in | September |
Average price | $398 |
Good round-trip deal | $373 or less |
Good one-way deal | $127 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 October 28, 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
ChicagoSan Luis Potosí
MDW Chicago Midway - SLP San Luis Potosi
MDWSLP
Chicago Midway
Fri 11/13
6:08 am-9:05 am
3 stops26h 57m
San Luis Potosi
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$189
Quickest round-trip
ChicagoSan Luis Potosí
MDW Chicago Midway - SLP San Luis Potosi
MDWSLP
Chicago Midway
Sat 11/28
6:20 pm-10:21 pm
Nonstop4h 01m
San Luis Potosi
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$190
ChicagoSan Luis Potosí
MDW Chicago Midway - SLP San Luis Potosi
MDWSLP
Chicago Midway
Mon 11/16
6:17 pm-9:05 am
1 stop14h 48m
San Luis Potosi
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$205
ChicagoSan Luis Potosí
ORD Chicago O'Hare Intl - SLP San Luis Potosi
ORDSLP
Chicago O'Hare Intl
Fri 11/27
7:49 am-9:05 am
3 stops25h 16m
San Luis Potosi
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$206
ChicagoSan Luis Potosí
MDW Chicago Midway - SLP San Luis Potosi
MDWSLP
Chicago Midway
Thu 11/26
1:16 pm-9:05 am
3 stops43h 49m
San Luis Potosi
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$214
ChicagoSan Luis Potosí
ORD Chicago O'Hare Intl - SLP San Luis Potosi
ORDSLP
Chicago O'Hare Intl
Fri 11/27
12:53 pm-10:28 pm
1 stop9h 35m
San Luis Potosi
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$217
ChicagoSan Luis Potosí
MDW Chicago Midway - SLP San Luis Potosi
MDWSLP
Chicago Midway
Sun 11/8
6:17 pm-10:28 pm
1 stop28h 11m
San Luis Potosi
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$217
ChicagoSan Luis Potosí
ORD Chicago O'Hare Intl - SLP San Luis Potosi
ORDSLP
Chicago O'Hare Intl
Mon 11/16
7:50 pm-1:50 pm
2 stops18h 00m
San Luis Potosi
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$243
ChicagoSan Luis Potosí
ORD Chicago O'Hare Intl - SLP San Luis Potosi
ORDSLP
Chicago O'Hare Intl
Wed 11/11
1:24 am-9:05 am
1 stop7h 41m
San Luis Potosi
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$246
ChicagoSan Luis Potosí
MDW Chicago Midway - SLP San Luis Potosi
MDWSLP
Chicago Midway
Fri 11/27
8:51 am-7:13 pm
1 stop10h 22m
San Luis Potosi
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$251
Showing 1-10 of 37 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 October.
| 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 $360). Flying from Chicago to San Luis Potosí in December is currently the most expensive (average of $736). 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 October 28, 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 $390 and $545 in December.The cheapest round-trip price found within the last 5 days was $299 on Multiple Airlines (Dec 7-Dec 15).
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 84 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 October 28, 2026.
Get a feel of what it's like to fly with Delta,Aeromexico, andUnited Airlines 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.
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.8
Overall
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.8
Overall
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.8
Overall
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.8
Overall
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.8
Overall
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - ATL
Entertainment
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Comfort
7.8
Overall
7.8
Reviews
1 / 20
6.0
GoodEllen,Oct 2026
GRR - 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.
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Alternative routes for Chicago to San Luis Potosí
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Complete your trip
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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 October 28, 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 October 28, 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 October 28, 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 October 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$215 | Average$444 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$251 | Average$420 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$335 | Average$501 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$365 | Average$609 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$389 | Average$638 | FlexibilityNo cancel fee | On-time71% |