$225+ Cheap flights from Sky Harbor Intl (PHX) 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 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SLP
Oct 16 — Oct 231
Round-trip
1 adult, Economy
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Find cheap flights from Sky Harbor Intl 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.Cheap flight deals from Sky Harbor Intl to San Luis Potosí
Cheapest
Best
Last-minute
One-way
Cheapest flights from Sky Harbor Intl to San Luis PotosíExplore the most affordable flight options available from Sky Harbor Intl to San Luis Potosí. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2026.
Explore the most affordable flight options available from Sky Harbor Intl to San Luis Potosí. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Mon 10/269:34 am -
1 stop11h 57m
Tue 11/39:36 am -
1 stop23h 28m
Deal found 9/14![Volaris logo]()
$407
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 10/48:15 pm -
1 stop25h 16m
Sun 10/116:00 am -
2 stops13h 41m
Deal found 9/13![Volaris logo]()
$442
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Mon 10/267:38 pm -
2 stops38h 27m
Tue 11/39:36 am -
1 stop23h 28m
Deal found 9/14![Multiple Airlines logo]()
$446
This Frontier deal was found by Cheapflights users on 9/14. 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.
Fri 10/306:40 pm -
2 stops17h 54m
Mon 11/21:20 pm -
1 stop11h 35m
Deal found 9/14![Frontier logo]()
$476
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/219:34 am -
1 stop11h 57m
Sun 10/257:05 pm -
2 stops24h 28m
Deal found 9/15![Multiple Airlines logo]()
$486
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/309:34 am -
1 stop11h 57m
Fri 11/69:36 am -
1 stop23h 28m
Deal found 9/15![Volaris logo]()
$492
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 10/309:34 am -
1 stop11h 57m
Mon 11/21:20 pm -
1 stop22h 30m
Deal found 9/14![Multiple Airlines logo]()
$503
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 10/48:15 pm -
1 stop25h 16m
Sun 10/111:36 pm -
1 stop10h 23m
Deal found 9/13![Multiple Airlines logo]()
$507
This Frontier deal was found by Cheapflights users on 9/15. 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.
Mon 10/195:01 am -
1 stop6h 32m
Fri 10/231:36 pm -
1 stop10h 23m
Deal found 9/15![Frontier logo]()
$508
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 9/158:15 pm -
1 stop25h 16m
Mon 9/219:22 am -
1 stop23h 41m
Deal found 9/15![Volaris logo]()
$512
Best flights from Sky Harbor Intl to San Luis PotosíDiscover carefully curated flight deals from Sky Harbor Intl 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 16, 2026.
Discover carefully curated flight deals from Sky Harbor Intl 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 16, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Mon 10/269:34 am -
1 stop11h 57m
Tue 11/39:36 am -
1 stop23h 28m
Deal found 9/14![Volaris logo]()
$407
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/219:34 am -
1 stop11h 57m
Sun 10/257:05 pm -
2 stops24h 28m
Deal found 9/15![Multiple Airlines logo]()
$486
This Frontier deal was found by Cheapflights users on 9/15. 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.
Mon 10/195:01 am -
1 stop6h 32m
Fri 10/231:36 pm -
1 stop10h 23m
Deal found 9/15![Frontier logo]()
$508
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/309:34 am -
1 stop11h 57m
Fri 11/69:36 am -
1 stop23h 28m
Deal found 9/15![Volaris logo]()
$492
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 10/13:22 pm -
1 stop20h 11m
Sun 10/41:36 pm -
1 stop9h 14m
Deal found 9/13![Multiple Airlines logo]()
$588
Last-minute flights from Sky Harbor Intl to San Luis PotosíDiscover last-minute flight deals from Sky Harbor Intl to San Luis Potosí. Data last updated September 16, 2026 and is based on user searches.
Discover last-minute flight deals from Sky Harbor Intl to San Luis Potosí. Data last updated September 16, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 10/48:15 pm -
1 stop25h 16m
Sun 10/116:00 am -
2 stops13h 41m
Deal found 9/13![Volaris logo]()
$442
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 10/48:15 pm -
1 stop25h 16m
Sun 10/111:36 pm -
1 stop10h 23m
Deal found 9/13![Multiple Airlines logo]()
$507
This Frontier deal was found by Cheapflights users on 9/15. 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.
Mon 10/195:01 am -
1 stop6h 32m
Fri 10/231:36 pm -
1 stop10h 23m
Deal found 9/15![Frontier logo]()
$508
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/219:34 am -
1 stop11h 57m
Sun 10/257:05 pm -
2 stops24h 28m
Deal found 9/15![Multiple Airlines logo]()
$486
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Mon 10/269:34 am -
1 stop11h 57m
Tue 11/39:36 am -
1 stop23h 28m
Deal found 9/14![Volaris logo]()
$407
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Mon 10/267:38 pm -
2 stops38h 27m
Tue 11/39:36 am -
1 stop23h 28m
Deal found 9/14![Multiple Airlines logo]()
$446
This Frontier deal was found by Cheapflights users on 9/14. 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.
Fri 10/306:40 pm -
2 stops17h 54m
Mon 11/21:20 pm -
1 stop11h 35m
Deal found 9/14![Frontier logo]()
$476
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/309:34 am -
1 stop11h 57m
Fri 11/69:36 am -
1 stop23h 28m
Deal found 9/15![Volaris logo]()
$492
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 10/309:34 am -
1 stop11h 57m
Mon 11/21:20 pm -
1 stop22h 30m
Deal found 9/14![Multiple Airlines logo]()
$503
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 10/306:40 pm -
2 stops37h 01m
Fri 11/69:36 am -
1 stop23h 28m
Deal found 9/15![Multiple Airlines logo]()
$520
One-way flights from Sky Harbor Intl to San Luis PotosíSearch for one-way flight options from Sky Harbor Intl to San Luis Potosí. Find affordable one-way fares based on user searches. Data last updated September 16, 2026.
Search for one-way flight options from Sky Harbor Intl to San Luis Potosí. Find affordable one-way fares based on user searches. Data last updated September 16, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 9/248:15 pm -
1 stop25h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Volaris logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 9/259:34 am -
1 stop11h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Volaris logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 9/258:56 pm -
2 stops39h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 9/248:56 pm -
3 stops24h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$445
Find flight deals from Sky Harbor Intl to San Luis Potosí
Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) 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 16, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $407 (Kiwi.com) |
One-way from | $225 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Sky Harbor Intl 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 16, 2026.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to San Luis Potosí that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhoenixSan Luis Potosí
PHX Phoenix Sky Harbor Intl - SLP San Luis Potosi
PHXSLP
Phoenix Sky Harbor Intl
Thu 9/24
8:15 pm-10:31 pm
1 stop25h 16m
San Luis Potosi
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$225
Quickest round-trip
PhoenixSan Luis Potosí
PHX Phoenix Sky Harbor Intl - SLP San Luis Potosi
PHXSLP
Phoenix Sky Harbor Intl
Fri 9/25
9:34 am-10:31 pm
1 stop11h 57m
San Luis Potosi
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$320
PhoenixSan Luis Potosí
PHX Phoenix Sky Harbor Intl - SLP San Luis Potosi
PHXSLP
Phoenix Sky Harbor Intl
Fri 9/25
8:56 pm-1:01 pm
2 stops39h 05m
San Luis Potosi
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$321
PhoenixSan Luis Potosí
PHX Phoenix Sky Harbor Intl - SLP San Luis Potosi
PHXSLP
Phoenix Sky Harbor Intl
Mon 10/26
9:34 am-10:31 pm
1 stop11h 57m
San Luis Potosi
Tue 11/3
9:36 am-8:04 am
1 stop23h 28m
$407
PhoenixSan Luis Potosí
PHX Phoenix Sky Harbor Intl - SLP San Luis Potosi
PHXSLP
Phoenix Sky Harbor Intl
Thu 9/24
8:56 pm-10:31 pm
3 stops24h 35m
San Luis Potosi
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$445
PhoenixSan Luis Potosí
PHX Phoenix Sky Harbor Intl - SLP San Luis Potosi
PHXSLP
Phoenix Sky Harbor Intl
Wed 10/21
9:34 am-10:31 pm
1 stop11h 57m
San Luis Potosi
Sun 10/25
7:05 pm-6:33 pm
2 stops24h 28m
$486
PhoenixSan Luis Potosí
PHX Phoenix Sky Harbor Intl - SLP San Luis Potosi
PHXSLP
Phoenix Sky Harbor Intl
Fri 10/30
9:34 am-10:31 pm
1 stop11h 57m
San Luis Potosi
Fri 11/6
9:36 am-8:04 am
1 stop23h 28m
$492
PhoenixSan Luis Potosí
PHX Phoenix Sky Harbor Intl - SLP San Luis Potosi
PHXSLP
Phoenix Sky Harbor Intl
Mon 10/19
5:01 am-12:33 pm
1 stop6h 32m
San Luis Potosi
Fri 10/23
1:36 pm-10:59 pm
1 stop10h 23m
$508
PhoenixSan Luis Potosí
PHX Phoenix Sky Harbor Intl - SLP San Luis Potosi
PHXSLP
Phoenix Sky Harbor Intl
Thu 10/1
3:22 pm-12:33 pm
1 stop20h 11m
San Luis Potosi
Sun 10/4
1:36 pm-9:50 pm
1 stop9h 14m
$588
Sorted by cheapest first
Compare providers for flights from Sky Harbor Intl 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 Sky Harbor Intl to San Luis Potosí in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-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 Phoenix Sky Harbor Intl Airport-San Luis Potosí flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phoenix Sky Harbor Intl Airport-San Luis Potosí flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-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 Phoenix Sky Harbor Intl Airport-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 Sky Harbor Intl to San Luis Potosí
Have a flexible travel schedule? Discover the best time to fly to San Luis Potosí from Sky Harbor Intl with our price prediction graph.
PHX-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.
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 16, 2026.
Get a feel of what it's like to fly with United Airlines from Phoenix Sky Harbor Intl Airport 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.
Boarding
7.7
Crew
8.1
Comfort
7.3
Food
6.7
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Boarding
7.7
Crew
8.1
Comfort
7.3
Food
6.7
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Related info for your journey
Find useful and relevant information for your journey from Sky Harbor Intl 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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Sky Harbor Intl and San Luis Potosí flights
Browse other Sky Harbor Intl and San Luis Potosí flight options. Last updated on September 16, 2026.
Other flights from Sky Harbor Intl
Browse through other flights departing from Sky Harbor Intl. Flights are based on user searches made on Cheapflights and were last updated on September 16, 2026.
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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 16, 2026.
Top airline flying from Sky Harbor Intl to San Luis Potosí
Discover the top airline that operate flights from Sky Harbor Intl 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 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$494 | Average$690 | FlexibilityNo cancel fee | On-time69% |