$304 Cheap Flights from Phoenix (PHX) to San Luis Potosi (SLP)

View $304 flight on Wed, Jul 22, 2026Opens in a new window

Popular airlines from Phoenix Sky Harbor Intl. Airport (PHX) to San Luis Potosi Intl. Airport (SLP)

Cheap Flights from Phoenix to San Luis Potosi (PHX-SLP)

Prices were available within the past 7 days and start at $304 for one-way flights and $561 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aeromexico
Wed, Oct 22 - Wed, Oct 29
PHX
Phoenix
SLP
San Luis Potosi
$561 Roundtrip, found 6 days ago
$561
Roundtrip
found 6 days ago
Select Aeromexico flight, departing Wed, Oct 22 from Phoenix to San Luis Potosi, returning Wed, Oct 29, priced at $561 found 6 days ago
Delta
Wed, Oct 22 - Wed, Oct 29
PHX
Phoenix
SLP
San Luis Potosi
$561 Roundtrip, found 6 days ago
$561
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Oct 22 from Phoenix to San Luis Potosi, returning Wed, Oct 29, priced at $561 found 6 days ago
Delta
Mon, Jan 5 - Mon, Jan 12
PHX
Phoenix
SLP
San Luis Potosi
$565 Roundtrip, found 6 days ago
$565
Roundtrip
found 6 days ago
Select Delta flight, departing Mon, Jan 5 from Phoenix to San Luis Potosi, returning Mon, Jan 12, priced at $565 found 6 days ago
Aeromexico
Mon, Oct 13 - Wed, Oct 22
PHX
Phoenix
SLP
San Luis Potosi
$571 Roundtrip, found 15 hours ago
$571
Roundtrip
found 15 hours ago
Select Aeromexico flight, departing Mon, Oct 13 from Phoenix to San Luis Potosi, returning Wed, Oct 22, priced at $571 found 15 hours ago
Aeromexico
Thu, Jan 8 - Mon, Jan 26
PHX
Phoenix
SLP
San Luis Potosi
$575 Roundtrip, found 2 days ago
$575
Roundtrip
found 2 days ago
Select Aeromexico flight, departing Thu, Jan 8 from Phoenix to San Luis Potosi, returning Mon, Jan 26, priced at $575 found 2 days ago
Aeromexico
Mon, Mar 30 - Fri, Apr 3
PHX
Phoenix
SLP
San Luis Potosi
$581 Roundtrip, found 6 days ago
$581
Roundtrip
found 6 days ago
Select Aeromexico flight, departing Mon, Mar 30 from Phoenix to San Luis Potosi, returning Fri, Apr 3, priced at $581 found 6 days ago
Aeromexico
Sat, Jan 31 - Mon, Feb 9
PHX
Phoenix
SLP
San Luis Potosi
$585 Roundtrip, found 6 days ago
$585
Roundtrip
found 6 days ago
Select Aeromexico flight, departing Sat, Jan 31 from Phoenix to San Luis Potosi, returning Mon, Feb 9, priced at $585 found 6 days ago
American Airlines
Thu, Mar 5 - Tue, Mar 10
PHX
Phoenix
SLP
San Luis Potosi
$585 Roundtrip, found 19 hours ago
$585
Roundtrip
found 19 hours ago
Select American Airlines flight, departing Thu, Mar 5 from Phoenix to San Luis Potosi, returning Tue, Mar 10, priced at $585 found 19 hours ago
United
Thu, Mar 5 - Tue, Mar 10
PHX
Phoenix
SLP
San Luis Potosi
$585 Roundtrip, found 19 hours ago
$585
Roundtrip
found 19 hours ago
Select United flight, departing Thu, Mar 5 from Phoenix to San Luis Potosi, returning Tue, Mar 10, priced at $585 found 19 hours ago
United
Thu, Mar 5 - Tue, Mar 10
PHX
Phoenix
SLP
San Luis Potosi
$590 Roundtrip, found 19 hours ago
$590
Roundtrip
found 19 hours ago
Select United flight, departing Thu, Mar 5 from Phoenix to San Luis Potosi, returning Tue, Mar 10, priced at $590 found 19 hours ago

Find the cheapest month to fly from Phoenix (PHX) to San Luis Potosi (SLP)

October is typically the cheapest month to fly

From $364 - $1,267 per traveler.

Alternative airports near San Luis Potosi

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ponciano Arriaga Intl. SLP. Cheapest and Closest option available. Average driving time to city center is 17 minutes. Flights from $745
SLP
Ponciano Arriaga Intl.
CheapestClosest
Average driving time to city center17 min
Flights from $745
Flights from Phoenix (PHX) to San Luis Potosi (SLP)
Origin airport
Sky Harbor Intl.
Destination airport
Ponciano Arriaga Intl.
Airlines serving
Aeromexico, American Airlines, Delta, United
Roundtrip price
$560
Distance
1025 mi

Phoenix to San Luis Potosi Flights

The cheapest times to fly from Phoenix to San Luis Potosi

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Phoenix to San Luis Potosi are during the month of October. You can find some of the cheapest flights from Phoenix to San Luis Potosi with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Phoenix to San Luis Potosi

Sunday is one of the best days to book for cheap flights from Phoenix to San Luis Potosi: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Phoenix to San Luis Potosi

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Phoenix to San Luis Potosi in 2025. You can also book with separate airlines for your outbound and return journeys, from $304 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Phoenix to San Luis Potosi flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Phoenix to San Luis Potosi airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Sky Harbor Intl. Airport (PHX) to Ponciano Arriaga Intl. Airport (SLP) cost?
Grab a cheap one-way flight from $304 or cheap return flight from $561 from Sky Harbor Intl. Airport (PHX) to Ponciano Arriaga Intl. Airport (SLP) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Sky Harbor Intl. Airport (PHX) to Ponciano Arriaga Intl. Airport (SLP)?
October is the most affordable month to fly from PHX to SLP. Planning your trip for the off-season is often the key to finding a great deal.
What is the cheapest airline that flies from Sky Harbor Intl. Airport (PHX) to Ponciano Arriaga Intl. Airport (SLP)?
To find the cheapest airline that'll fly you from PHX to SLP, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Sky Harbor Intl. Airport (PHX) to Ponciano Arriaga Intl. Airport (SLP)?
There are no daily nonstop flights from Sky Harbor Intl. Airport (PHX) to Ponciano Arriaga Intl. Airport (SLP). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from PHX to SLP?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Sky Harbor Intl. Airport (PHX) to Ponciano Arriaga Intl. Airport (SLP)?
To arrive at Ponciano Arriaga Intl. Airport (SLP) without delays, book a flight that takes off from Sky Harbor Intl. Airport (PHX) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Sky Harbor Intl. Airport (PHX) to Ponciano Arriaga Intl. Airport (SLP) last-minute?
Holding off until just before your trip to book a ticket from PHX to SLP generally means paying more. While it's possible to find some last-minute offers, there's no guarantee. Keep your travel schedule open for the best chance of snagging a bargain.
Is it cheaper to book a PHX to SLP flight and hotel package?
Compared with arranging hotels and flights separately, booking a PHX to SLP flight and hotel package with Expedia could lead to significant savings. Better yet, having it all in one place will take the hassle out of planning your trip. Simply secure your flights and select from our wide range of hotels, then tailor your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Sky Harbor Intl. Airport (PHX) to Ponciano Arriaga Intl. Airport (SLP)?
Typically, you can cancel or reschedule your PHX to SLP flight. However, additional fees may apply, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you need further information, go to our Customer Service portal.

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*Available to One Key members.