$187+ 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 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SLP
dic. 18 — dic. 251
1 adult, Economy
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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.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 noviembre 18, 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 noviembre 18, 2025.
This United Airlines deal was found by Cheapflights users on 11/17. 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.
mié. 12/107:10 amEWR - SLP
1 stop14h 44mUnited Airlines
dom. 12/1412:49 pmSLP - EWR
1 stop11h 08mUnited Airlines
Deal found 11/17![United Airlines logo]()
$387
This American Airlines deal was found by Cheapflights users on 11/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/107:59 amJFK - SLP
1 stop14h 22mAmerican Airlines
dom. 12/146:15 amSLP - JFK
1 stop14h 15mAmerican Airlines
Deal found 11/17![American Airlines logo]()
$392
This United Airlines deal was found by Cheapflights users on 11/17. 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.
jue. 12/117:10 amEWR - SLP
1 stop14h 44mUnited Airlines
dom. 12/1412:49 pmSLP - EWR
1 stop11h 08mUnited Airlines
Deal found 11/17![United Airlines logo]()
$413
This American Airlines deal was found by Cheapflights users on 11/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/256:35 amIAD - SLP
2 stops30h 58mAmerican Airlines
lun. 1/192:21 pmSLP - IAD
2 stops21h 15mAmerican Airlines
Deal found 11/17![American Airlines logo]()
$448
This American Airlines deal was found by Cheapflights users on 11/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/116:00 amEWR - SLP
1 stop18h 28mAmerican Airlines
dom. 12/146:15 amSLP - EWR
1 stop16h 39mAmerican Airlines
Deal found 11/18![American Airlines logo]()
$465
This Aeromexico deal was found by Cheapflights users on 11/18. 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.
sáb. 12/67:05 amEWR - SLP
1 stop12h 13mAeromexico
dom. 12/78:28 amSLP - EWR
1 stop11h 37mAeromexico
Deal found 11/18![Aeromexico logo]()
$487
This American Airlines deal was found by Cheapflights users on 11/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/112:30 pmJFK - SLP
1 stop9h 58mAmerican Airlines
dom. 12/146:15 amSLP - JFK
1 stop14h 15mAmerican Airlines
Deal found 11/17![American Airlines logo]()
$514
This Mytrip deal was found by Cheapflights users on 11/17. 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.
jue. 12/1110:00 pmEWR - SLP
1 stop16h 16mMultiple Airlines
dom. 12/142:06 pmSLP - EWR
2 stops16h 37mMultiple Airlines
Deal found 11/17![Multiple Airlines logo]()
$520
This Mytrip deal was found by Cheapflights users on 11/17. 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.
mié. 12/1010:00 pmEWR - SLP
2 stops16h 57mMultiple Airlines
dom. 12/142:06 pmSLP - EWR
2 stops16h 37mMultiple Airlines
Deal found 11/17![Multiple Airlines logo]()
$531
This Delta deal was found by Cheapflights users on 11/18. 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.
jue. 12/111:00 pmJFK - SLP
2 stops11h 37mDelta
dom. 12/148:28 amSLP - JFK
1 stop10h 54mDelta
Deal found 11/18![Delta logo]()
$557
This Aeromexico deal was found by Cheapflights users on 11/18. 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.
sáb. 12/68:35 amJFK - SLP
1 stop10h 43mAeromexico
dom. 12/77:23 pmSLP - JFK
1 stop16h 17mAeromexico
Deal found 11/18![Aeromexico logo]()
$616
This American Airlines deal was found by Cheapflights users on 11/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/258:10 amEWR - SLP
1 stop16h 26mAmerican Airlines
sáb. 11/291:31 pmSLP - EWR
1 stop9h 23mAmerican Airlines
Deal found 11/17![American Airlines logo]()
$623
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 noviembre 18, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $298 (American Airlines) |
One-way from | $187 (American Airlines) |
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 noviembre 18, 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
Washington, D.C.San Luis Potosí
IAD - SLP
IADSLP
Washington, D.C. Dulles Intl
lun. 4/6
10:48 am-11:24 am
2 stops26h 36m
San Luis Potosi
sáb. 5/2
1:55 pm-8:38 am
2 stops16h 43m
$298
Washington, D.C.San Luis Potosí
IAD - SLP
IADSLP
Washington, D.C. Dulles Intl
mié. 4/29
8:53 am-11:24 am
2 stops28h 31m
San Luis Potosi
mié. 5/13
1:55 pm-8:38 am
2 stops16h 43m
$357
Washington, D.C.San Luis Potosí
IAD - SLP
IADSLP
Washington, D.C. Dulles Intl
lun. 2/16
3:15 pm-11:59 pm
1 stop9h 44m
San Luis Potosi
mar. 3/3
5:48 am-1:45 pm
1 stop6h 57m
$381
Washington, D.C.San Luis Potosí
IAD - SLP
IADSLP
Washington, D.C. Dulles Intl
lun. 3/9
4:15 pm-12:05 am
1 stop9h 50m
San Luis Potosi
mar. 3/10
5:48 am-2:45 pm
1 stop6h 57m
$381
Washington, D.C.San Luis Potosí
IAD - SLP
IADSLP
Washington, D.C. Dulles Intl
mié. 4/29
5:09 pm-11:07 pm
1 stop7h 58m
San Luis Potosi
mié. 5/13
5:52 am-3:17 pm
1 stop7h 25m
$381
NewarkSan Luis Potosí
EWR - SLP
EWRSLP
Newark
mié. 12/10
7:10 am-8:54 pm
1 stop14h 44m
San Luis Potosi
dom. 12/14
12:49 pm-12:57 am
1 stop11h 08m
$387
Washington, D.C.San Luis Potosí
DCA - SLP
DCASLP
Washington, D.C. Reagan-National
lun. 4/13
5:30 pm-11:24 am
2 stops19h 54m
San Luis Potosi
vie. 4/17
1:55 pm-12:55 am
1 stop9h 00m
$388
Washington, D.C.San Luis Potosí
DCA - SLP
DCASLP
Washington, D.C. Reagan-National
lun. 4/13
9:00 am-4:11 pm
1 stop9h 11m
San Luis Potosi
vie. 4/17
9:24 am-10:20 pm
1 stop10h 56m
$391
NewarkSan Luis Potosí
EWR - SLP
EWRSLP
Newark
jue. 12/11
7:10 am-8:54 pm
1 stop14h 44m
San Luis Potosi
dom. 12/14
12:49 pm-12:57 am
1 stop11h 08m
$413
NewarkSan Luis Potosí
EWR - SLP
EWRSLP
Newark
vie. 2/13
10:14 pm-1:57 pm
2 stops16h 43m
San Luis Potosi
mié. 2/18
2:06 pm-7:38 am
2 stops16h 32m
$478
Showing 1-10 of 44 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, December is the cheapest month in which you can book a flight from Pennsylvania to San Luis Potosí (average of $313). Flying from Pennsylvania to San Luis Potosí in August is currently the most expensive (average of $593). 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.