For a quick check-in, verify your airline’s terminal before arriving at PHL. Terminals are spread out, and only some are linked by indoor walkways.
$97+ Cheap flights from Philadelphia (PHL) to Luis Munoz Marin Intl (SJU)
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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SJU
Jul 23 — Jul 301
1 adult, Economy
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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.Cheapflights Tip: The best prices from Philadelphia to San Juan Luis Munoz Marin Intl are usually found in October or September, booked 28 days in advance, depart on a Monday or Wednesday and return on a Friday
Cheap flight deals from Philadelphia to Luis Munoz Marin Intl
Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Luis Munoz Marin Intl (SJU). 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 July 18, 2025.
Round-trip from | $179 (Kiwi.com) |
|---|---|
One-way from | $97 (Cheapflightsfares) |
Popular in | December |
Cheapest in | October |
Average price | $305 |
Good round-trip deal | $238 or less |
Good one-way deal | $120 or less |
Find flight deals from Philadelphia to Luis Munoz Marin Intl
Cheapest flights from Philadelphia to Luis Munoz Marin IntlExplore the most affordable flight options available from Philadelphia to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2025.
Explore the most affordable flight options available from Philadelphia to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 18, 2025.
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/67:20 pmPHL - SJU
Nonstop3h 46mFrontier
Thu 11/131:11 amSJU - PHL
Nonstop3h 58mFrontier
Deal found 7/17![Frontier logo]()
$181
This FlightHub deal was found by Cheapflights users on 7/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/56:00 amPHL - SJU
1 stop9h 30mMultiple Airlines
Fri 8/296:25 amSJU - PHL
Nonstop4h 01mMultiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$182
This Cheapflightsfares deal was found by Cheapflights users on 7/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/56:00 amPHL - SJU
1 stop9h 30mSpirit Airlines
Fri 8/812:37 pmSJU - PHL
Nonstop4h 10mSpirit Airlines
Deal found 7/17![Spirit Airlines logo]()
$190
This Delta deal was found by Cheapflights users on 7/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/146:40 amPHL - SJU
1 stop9h 51mDelta
Fri 9/265:41 pmSJU - PHL
1 stop7h 13mDelta
Deal found 7/15![Delta logo]()
$225
Cheapflights Fare Finder
Customize your flight search to find flights from Philadelphia to Luis Munoz Marin Intl 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 July 18, 2025.
Use the filters below to find and compare flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport that are best for you.
Fly from
Philadelphia
Fly to
Luis Munoz Marin Intl
Route
Depart
Return
Price
PhiladelphiaSan Juan
PHL - SJU
PHLSJU
Philadelphia
Mon 9/15
7:10 am-11:01 am
Nonstop3h 51m
San Juan Luis Munoz Marin Intl
Thu 9/18
12:28 am-4:27 am
Nonstop3h 59m
$181
PhiladelphiaSan Juan
PHL - SJU
PHLSJU
Philadelphia
Tue 8/5
6:00 am-3:30 pm
1 stop9h 30m
San Juan Luis Munoz Marin Intl
Fri 8/29
6:25 am-10:26 am
Nonstop4h 01m
$182
PhiladelphiaSan Juan
PHL - SJU
PHLSJU
Philadelphia
Tue 8/5
6:00 am-3:30 pm
1 stop9h 30m
San Juan Luis Munoz Marin Intl
Fri 8/8
12:37 pm-4:47 pm
Nonstop4h 10m
$190
PhiladelphiaSan Juan
PHL - SJU
PHLSJU
Philadelphia
Sun 9/14
6:40 am-4:31 pm
1 stop9h 51m
San Juan Luis Munoz Marin Intl
Fri 9/26
5:41 pm-12:54 am
1 stop7h 13m
$225
PhiladelphiaSan Juan
PHL - SJU
PHLSJU
Philadelphia
Sat 7/26
7:05 pm-1:35 am
1 stop6h 30m
$98
PhiladelphiaSan Juan
PHL - SJU
PHLSJU
Philadelphia
Wed 8/13
5:40 pm-12:49 am
1 stop7h 09m
$118
PhiladelphiaSan Juan
PHL - SJU
PHLSJU
Philadelphia
Fri 8/22
8:01 pm-11:54 pm
Nonstop3h 53m
$119
The best insider tips for Philadelphia to San Juan Luis Munoz Marin Intl Airport flights
Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Philadelphia to San Juan Luis Munoz Marin Intl Airport trip
Best time to book a flight from Philadelphia to Luis Munoz Marin Intl
Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Philadelphia 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 Philadelphia to San Juan Luis Munoz Marin Intl Airport
How far ahead should I book a flight from Philadelphia to San Juan Luis Munoz Marin Intl Airport?
Use this chart to determine the optimal time to book a round-trip flight from Philadelphia to Luis Munoz Marin Intl. Price data was last updated on July 11, 2025.
The best time to book flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport is 28 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Philadelphia to San Juan Luis Munoz Marin Intl Airport?
Currently, September is the cheapest month in which you can book a flight from Philadelphia to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Philadelphia to San Juan Luis Munoz Marin Intl Airport in June is currently the most expensive (average of $339). 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 PHL to SJU?
Find hourly flight availability from Philadelphia to Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 18, 2025.
It’s typically best to fly out from Philadelphia to San Juan Luis Munoz Marin Intl Airport in the evening. Doing so could potentially save you 23% on the flight price compared to flying at noon, which is usually more expensive.
What is the cheapest day to fly from Philadelphia to San Juan Luis Munoz Marin Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from Philadelphia to Luis Munoz Marin Intl. Price data was last updated on July 13, 2025.
Travelers seeking maximum savings on their Philadelphia to San Juan Luis Munoz Marin Intl Airport flight should consider departing on Tuesday at noon when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Philadelphia to San Juan Luis Munoz Marin Intl Airport
Explore weekly flight availability from Philadelphia to Luis Munoz Marin Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 18, 2025.
The most flights from PHL to SJU are scheduled on a Monday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).
How much does it cost to fly round-trip from Philadelphia to San Juan Luis Munoz Marin Intl Airport?
Reviews of airlines servicing Luis Munoz Marin Intl
Get insights into the airlines that provide service to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl. Reviews last updated July 18, 2025.
Read reviews from past customers who have flown Southwest, Delta, and JetBlue from Philadelphia to San Juan Luis Munoz Marin Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.6
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Boarding
8.1
Entertainment
7.6
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Boarding
8.1
Entertainment
7.6
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Boarding
8.1
Entertainment
7.6
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Boarding
8.1
Entertainment
7.6
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Boarding
8.1
Entertainment
7.6
Food
7.0
Overall
8.0
Comfort
8.0
Crew
8.6
Reviews
1 / 20
8.0
ExcellentJohn,May 2025
PVD - BNA
Related info for your journey
Find useful and relevant information for your journey from Philadelphia to Luis Munoz Marin Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Juan Luis Munoz Marin Intl Airport?
Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locationsDorado
Fajardo
Luquillo
Rio Grande
Humacao
Bayamón
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Alternative routes for Philadelphia to Luis Munoz Marin Intl
See prices for flight routes from nearby airports that may be better suited for you.
Top 8 airlines flying from Philadelphia to Luis Munoz Marin Intl
Discover the top 8 airlines that operate flights from Philadelphia to Luis Munoz Marin Intl. 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 2,558,603 searches. Data last updated July 18, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$99 | Average$163 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$128 | Average$249 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$147 | Average$276 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$215 | Average$339 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$245 | Average$456 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$248 | Average$412 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$338 | Average$537 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$389 | Average$479 | FlexibilityNo cancel fee | On-time63% |