$149+ Cheap flights from Pennsylvania to San Luis Potosí, Mexico (SLP)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SLP
ago. 19 — ago. 261
1 adult, Economy
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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
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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 Pennsylvania to San Luis Potosí
Keep the following information in mind while searching for Pennsylvania to San Luis Potosí flight deals. Data was last updated agosto 14, 2025.
Round-trip from | $448 (Kiwi.com) |
|---|---|
One-way from | $149 (Mytrip) |
Find flight deals from Pennsylvania to San Luis Potosí
Cheapest flights from Pennsylvania to San Luis PotosíExplore the most affordable flight options available from Pennsylvania to San Luis Potosí. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 14, 2025.
Explore the most affordable flight options available from Pennsylvania to San Luis Potosí. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 14, 2025.
This Mytrip deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/2610:00 pmEWR - SLP
2 stops17h 50mMultiple Airlines
vie. 10/32:26 pmSLP - EWR
2 stops22h 29mMultiple Airlines
Deal found 8/12![Multiple Airlines logo]()
$433
This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/238:32 pmEWR - SLP
1 stop18h 52mMultiple Airlines
lun. 10/272:26 pmSLP - EWR
1 stop24h 33mMultiple Airlines
Deal found 8/12![Multiple Airlines logo]()
$448
This Mytrip deal was found by Cheapflights users on 8/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/39:50 pmPHL - SLP
2 stops18h 00mMultiple Airlines
dom. 10/122:26 pmSLP - PHL
2 stops17h 23mMultiple Airlines
Deal found 8/13![Multiple Airlines logo]()
$468
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/267:29 pmEWR - SLP
1 stop17h 39mUnited Airlines
vie. 8/2911:51 amSLP - EWR
1 stop9h 08mUnited Airlines
Deal found 8/12![United Airlines logo]()
$473
This Mytrip deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/266:59 pmEWR - SLP
2 stops20h 25mMultiple Airlines
vie. 8/292:26 pmSLP - EWR
2 stops27h 20mMultiple Airlines
Deal found 8/12![Multiple Airlines logo]()
$494
This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
lun. 8/184:24 pmIAD - SLP
2 stops23h 26mMultiple Airlines
mié. 9/102:26 pmSLP - IAD
1 stop16h 51mMultiple Airlines
Deal found 8/13![Multiple Airlines logo]()
$525
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/268:01 amEWR - SLP
1 stop12h 18mDelta
vie. 8/297:53 amSLP - EWR
2 stops14h 51mDelta
Deal found 8/12![Delta logo]()
$539
This Aeromexico deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/238:30 amJFK - SLP
1 stop11h 34mAeromexico
lun. 10/278:28 amSLP - JFK
1 stop14h 28mAeromexico
Deal found 8/12![Aeromexico logo]()
$545
This Aeromexico deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/138:30 amJFK - SLP
2 stops16h 53mAeromexico
mar. 8/196:10 amSLP - JFK
2 stops16h 56mAeromexico
Deal found 8/12![Aeromexico logo]()
$573
This SmartFares deal was found by Cheapflights users on 8/13. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/275:27 pmIAD - SLP
1 stop16h 43mAeromexico
sáb. 10/47:45 pmSLP - IAD
1 stop17h 25mAeromexico
Deal found 8/13![Aeromexico logo]()
$590
This Delta deal was found by Cheapflights users on 8/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/39:31 amPHL - SLP
1 stop8h 54mDelta
dom. 10/126:15 amSLP - PHL
1 stop11h 41mDelta
Deal found 8/14![Delta logo]()
$611
This Aeromexico deal was found by Cheapflights users on 8/13. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/35:25 amPHL - SLP
2 stops13h 00mAeromexico
dom. 10/126:15 amSLP - PHL
1 stop11h 41mAeromexico
Deal found 8/13![Aeromexico logo]()
$615
Cheapflights Fare Finder
Customize your flight search to find flights from Pennsylvania 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 2,558,603 searches. Data last updated agosto 14, 2025.
Use the filters below to find and compare flights from Pennsylvania to San Luis Potosí that are best for you.
Fly from
Pennsylvania
Fly to
San Luis Potosí
Route
Depart
Return
Price
NewarkSan Luis Potosí
EWR - SLP
EWRSLP
Newark
vie. 9/26
10:00 pm-1:50 pm
2 stops17h 50m
San Luis Potosi
vie. 10/3
2:26 pm-2:55 pm
2 stops22h 29m
$433
NewarkSan Luis Potosí
EWR - SLP
EWRSLP
Newark
jue. 10/23
8:32 pm-1:24 pm
1 stop18h 52m
San Luis Potosi
lun. 10/27
2:26 pm-4:59 pm
1 stop24h 33m
$448
PhiladelphiaSan Luis Potosí
PHL - SLP
PHLSLP
Philadelphia
vie. 10/3
9:50 pm-1:50 pm
2 stops18h 00m
San Luis Potosi
dom. 10/12
2:26 pm-9:49 am
2 stops17h 23m
$468
NewarkSan Luis Potosí
EWR - SLP
EWRSLP
Newark
mar. 8/26
7:29 pm-11:08 am
1 stop17h 39m
San Luis Potosi
vie. 8/29
11:51 am-10:59 pm
1 stop9h 08m
$473
NewarkSan Luis Potosí
EWR - SLP
EWRSLP
Newark
mar. 8/26
6:59 pm-1:24 pm
2 stops20h 25m
San Luis Potosi
vie. 8/29
2:26 pm-7:46 pm
2 stops27h 20m
$494
NewarkSan Luis Potosí
EWR - SLP
EWRSLP
Newark
mar. 8/26
8:01 am-6:19 pm
1 stop12h 18m
San Luis Potosi
vie. 8/29
7:53 am-12:44 am
2 stops14h 51m
$539
New YorkSan Luis Potosí
JFK - SLP
JFKSLP
New York John F Kennedy Intl
jue. 10/23
8:30 am-6:04 pm
1 stop11h 34m
San Luis Potosi
lun. 10/27
8:28 am-12:56 am
1 stop14h 28m
$545
Washington, D.C.San Luis Potosí
IAD - SLP
IADSLP
Washington, D.C. Dulles Intl
sáb. 9/27
5:27 pm-8:10 am
1 stop16h 43m
San Luis Potosi
sáb. 10/4
7:45 pm-3:10 pm
1 stop17h 25m
$590
PhiladelphiaSan Luis Potosí
PHL - SLP
PHLSLP
Philadelphia
vie. 10/3
9:31 am-4:25 pm
1 stop8h 54m
San Luis Potosi
dom. 10/12
6:15 am-7:56 pm
1 stop11h 41m
$611
PhiladelphiaSan Luis Potosí
PHL - SLP
PHLSLP
Philadelphia
vie. 10/3
9:31 am-4:25 pm
1 stop8h 54m
San Luis Potosi
dom. 10/12
6:15 am-7:56 pm
1 stop11h 41m
$611
Showing 1-10 of 54 results
Best time to book a flight from Pennsylvania to San Luis Potosí
Have a flexible travel schedule? Discover the best time to fly to San Luis Potosí from Pennsylvania with our price prediction graph.
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 Pennsylvania to San Luis Potosí
What is the cheapest month to book a flight from Pennsylvania to San Luis Potosí?
Currently, January is the cheapest month in which you can book a flight from Pennsylvania to San Luis Potosí (average of $489). Flying from Pennsylvania to San Luis Potosí in December is currently the most expensive (average of $867). 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.