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Luis Munoz Marin Intl

$79+ 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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — SJU
May 28 — Jun 41
Thu 5/28
Thu 6/4
1 adult, Economy
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Find cheap flights from Philadelphia to Luis Munoz Marin Intl with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Philadelphia to San Juan Luis Munoz Marin Intl are usually found in October or September, booked 59 days in advance, depart on a Monday or Tuesday and return on a Friday

Cheap flight deals from Philadelphia to Luis Munoz Marin Intl

Cheapest flights from Philadelphia to Luis Munoz Marin Intl
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 April 28, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 4/27. 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.
Mon 5/1111:59 pm
PHL
-
SJU
Nonstop4h 02m
Frontier
Sat 5/165:15 pm
SJU
-
PHL
1 stop13h 57m
Frontier
Deal found 4/27$178
This Frontier deal was found by Cheapflights users on 4/26. 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 5/118:00 am
PHL
-
SJU
1 stop7h 49m
Frontier
Tue 5/126:30 am
SJU
-
PHL
Nonstop4h 11m
Frontier
Deal found 4/26$179
This CheapOair deal was found by Cheapflights users on 4/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:30 am
PHL
-
SJU
1 stop15h 54m
Multiple Airlines
Wed 5/66:30 am
SJU
-
PHL
Nonstop4h 11m
Multiple Airlines
Deal found 4/27$180
This Frontier deal was found by Cheapflights users on 4/23. 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.
Tue 5/268:07 pm
PHL
-
SJU
Nonstop3h 52m
Frontier
Sun 6/76:30 am
SJU
-
PHL
Nonstop4h 11m
Frontier
Deal found 4/23$182
This Mytrip deal was found by Cheapflights users on 4/25. 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.
Thu 5/148:29 pm
PHL
-
SJU
Nonstop3h 52m
Multiple Airlines
Sun 5/171:30 am
SJU
-
PHL
Nonstop4h 05m
Multiple Airlines
Deal found 4/25$183
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 5/2611:59 pm
PHL
-
SJU
Nonstop4h 02m
Frontier
Thu 6/117:30 am
SJU
-
PHL
1 stop17h 01m
Frontier
Deal found 4/23$184
This Cheapflightsfares deal was found by Cheapflights users on 4/27. 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.
Mon 6/18:07 pm
PHL
-
SJU
Nonstop3h 52m
Frontier
Sat 6/64:46 pm
SJU
-
PHL
1 stop8h 20m
Frontier
Deal found 4/27$185
This Cheapflightsfares deal was found by Cheapflights users on 4/27. 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.
Thu 5/2811:59 pm
PHL
-
SJU
Nonstop4h 02m
Frontier
Mon 6/16:00 am
SJU
-
PHL
1 stop8h 15m
Frontier
Deal found 4/27$186
This Frontier deal was found by Cheapflights users on 4/27. 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 5/258:07 pm
PHL
-
SJU
Nonstop3h 52m
Frontier
Tue 6/29:00 am
SJU
-
PHL
1 stop7h 48m
Frontier
Deal found 4/27$187
This Cheapflightsfares deal was found by Cheapflights users on 4/23. 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.
Sat 5/28:39 pm
PHL
-
SJU
Nonstop3h 50m
Frontier
Wed 5/66:00 am
SJU
-
PHL
1 stop26h 54m
Frontier
Deal found 4/23$188
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 5/268:07 pm
PHL
-
SJU
Nonstop3h 52m
Frontier
Tue 6/29:00 am
SJU
-
PHL
1 stop7h 48m
Frontier
Deal found 4/27$189

Find 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 April 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$178
(Cheapflightsfares)

One-way from

$79
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$294

Good round-trip deal

$256 or less

Good one-way deal

$114 or less
Provider with most accurate pricing for Philadelphia-San Juan Luis Munoz Marin Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-San Juan Luis Munoz Marin Intl flights.
Search Deals
From Philadelphia to San Juan Luis Munoz Marin Intl
Search Deals
One-way flight from Philadelphia to San Juan Luis Munoz Marin Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Philadelphia to San Juan Luis Munoz Marin Intl.
Search Deals
Price to beat on a one-way flight from Philadelphia to San Juan Luis Munoz Marin Intl.
Search Deals

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 April 28, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Wed 7/22

1:50 pm-11:45 pm

2 stops9h 55m

San Juan Luis Munoz Marin Intl

Thu 8/6

6:30 am-3:25 pm

1 stop8h 55m

$445

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Sat 5/9

11:15 am-11:15 pm

2 stops12h 00m

San Juan Luis Munoz Marin Intl

Tue 5/12

5:35 am-5:50 pm

2 stops12h 15m

$470
Quickest round-trip

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Sun 5/3

4:40 pm-11:45 pm

1 stop7h 05m

San Juan Luis Munoz Marin Intl

Mon 5/4

6:50 am-5:15 pm

2 stops10h 25m

$483

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Sat 5/2

11:15 am-5:35 pm

1 stop6h 20m

San Juan Luis Munoz Marin Intl

Fri 5/8

5:05 am-5:15 pm

2 stops12h 10m

$489

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Wed 7/8

9:21 am-9:24 pm

2 stops12h 03m

San Juan Luis Munoz Marin Intl

Wed 7/29

7:20 am-2:10 pm

1 stop6h 50m

$510

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Mon 5/4

12:45 pm-11:55 pm

2 stops11h 10m

San Juan Luis Munoz Marin Intl

Sun 5/10

6:25 am-6:25 pm

2 stops12h 00m

$519

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Wed 7/1

1:50 pm-11:45 pm

2 stops9h 55m

San Juan Luis Munoz Marin Intl

Thu 7/9

1:15 pm-12:20 am

2 stops11h 05m

$538

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Sat 7/25

8:10 am-7:00 pm

2 stops10h 50m

San Juan Luis Munoz Marin Intl

Thu 8/6

6:30 am-5:25 pm

2 stops10h 55m

$540

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Wed 7/8

1:50 pm-12:15 am

2 stops10h 25m

San Juan Luis Munoz Marin Intl

Wed 7/29

6:00 am-5:00 pm

2 stops11h 00m

$557

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Wed 7/8

9:21 am-8:34 pm

1 stop11h 13m

San Juan Luis Munoz Marin Intl

Tue 7/14

1:00 am-9:45 am

2 stops8h 45m

$586

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Philadelphia to Luis Munoz Marin Intl

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 Philadelphia to Luis Munoz Marin Intl in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
eDreamsPrice Accuracy2 starsTrust Score*3 stars
Super.comPrice Accuracy-Trust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
CheapTicketsDealPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Philadelphia-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Philadelphia-San Juan Luis Munoz Marin Intl Airport 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 Philadelphia-San Juan Luis Munoz Marin Intl Airport 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 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?

The best time to book flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport is 58 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, October is the cheapest month in which you can book a flight from Philadelphia to San Juan Luis Munoz Marin Intl Airport (average of $231). Flying from Philadelphia to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $425). 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 April 28, 2026.

It’s typically best to fly out from Philadelphia to San Juan Luis Munoz Marin Intl Airport at noon. Doing so could potentially save you 17% on the flight price compared to flying in the morning, 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 April 25, 2026.

Travelers seeking maximum savings on their Philadelphia to San Juan Luis Munoz Marin Intl Airport flight should consider departing on Monday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Philadelphia to San Juan Luis Munoz Marin Intl Airport?

The best insider tips for Philadelphia to San Juan Luis Munoz Marin Intl Airport flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Philadelphia to San Juan Luis Munoz Marin Intl Airport trip
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on Frontier

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Daniel Scheffler

Daniel Scheffler

Expert on Spirit Airlines

Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

Read more
Mark Chesnut

Mark Chesnut

Expert on PHL

Mark Chesnut is a travel writer and public speaker with more than 30 years of experience. The 2019 winner of the NLGJA Excellence in Travel Writing Award, Mark is the author of the book “Prepare for Departure” and has covered air travel for multiple top consumer and trade media outlets.

Read more
Brandon Schultz

Brandon Schultz

Expert on SJU

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

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 April 28, 2026.
Read reviews from past customers who have flown Delta,JetBlue, andAmerican Airlines 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.
Delta
7.9
Good
8,466 reviews

Comfort

7.9

Food

7.2

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,466 reviews
Delta
7.9
Good
8,466 reviews

Comfort

7.9

Food

7.2

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
JetBlue
7.2
Good
2,967 reviews
Delta
7.9
Good
8,466 reviews

Comfort

7.9

Food

7.2

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.1
Good
11,674 reviews
Delta
7.9
Good
8,466 reviews

Comfort

7.9

Food

7.2

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Spirit Airlines
6.3
Okay
8,632 reviews
Delta
7.9
Good
8,466 reviews

Comfort

7.9

Food

7.2

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Frontier
5.7
Fair
2,970 reviews
Delta
7.9
Good
8,466 reviews

Comfort

7.9

Food

7.2

Overall

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

  • What airport do you fly from for flights from Philadelphia to San Juan Luis Munoz Marin Intl?

    Philadelphia (PHL), located 7.0 mi from the city center, is the airport you fly out of when you book flights from Philadelphia to San Juan Luis Munoz Marin Intl. 6 airlines have flights from Philadelphia to San Juan Luis Munoz Marin Intl on a regular basis. Booking flights from Philadelphia to San Juan Luis Munoz Marin Intl should not be difficult; the airport handles an average of 5 outbound flights to San Juan Luis Munoz Marin Intl per day.

  • How long is the flight from Philadelphia to San Juan Luis Munoz Marin Intl Airport?

    For as low as $445, Southwest can have you in San Juan Luis Munoz Marin Intl Airport from Philadelphia in 9h 55m. The distance between Philadelphia and San Juan Luis Munoz Marin Intl Airport is about 1579 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Philadelphia to San Juan Luis Munoz Marin Intl Airport round-trip?

    Flying on Spirit Airlines is currently your cheapest option to San Juan Luis Munoz Marin Intl Airport, with prices starting at $126. Additional round-trip tickets that might be worth considering are offered by Frontier and JetBlue, with the lowest prices starting at $140 and $181, respectively. Users have found that Spirit Airlines is 56% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Philadelphia to San Juan Luis Munoz Marin Intl Airport one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $75. Spirit Airlines flights start at $82 while deals on JetBlue start at $94 one-way.

  • What are the most reliable airlines from Philadelphia to San Juan Luis Munoz Marin Intl Airport?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Philadelphia to San Juan Luis Munoz Marin Intl Airport on time: American Airlines (81%), JetBlue (76%), Qatar Airways (73%).

  • What are the cheapest flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport?

    While on average a flight from Philadelphia to San Juan Luis Munoz Marin Intl Airport is generally $535, our data shows the cheapest flight currently is $69. When looking at the most popular route, (Philadelphia - San Juan Luis Munoz Marin Intl), you can expect to pay $148 for that flight.

  • Where are the most common layover locations when flying from Philadelphia to San Juan Luis Munoz Marin Intl Airport?

    Most of the time, Philadelphia to San Juan Luis Munoz Marin Intl Airport flights that have layovers will stop in Orlando.

  • What are some popular things to do or see while on a layover in Orlando?

    If you're on a layover in Orlando and looking for things to do, consider visiting Universal Orlando Resort, Universal's Islands of Adventure, or Central Florida Fairgrounds. Travelers on a layover in Orlando can visit Universal Orlando Resort, Universal's Islands of Adventure, and Central Florida Fairgrounds, by traveling 10.2 mi, 10.2 mi, and 11.7 mi, respectively after landing at Orlando. Travelers can book a car rental at Orlando for about $29 per day to make their sightseeing more efficient.

  • Where are the least popular layover locations for Philadelphia to San Juan Luis Munoz Marin Intl Airport flights?

    The least popular layover on flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport is Miami.

  • Can I find deals for flights from Philadelphia to Luis Munoz Marin Intl that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Luis Munoz Marin Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Luis Munoz Marin Intl.

  • Can I find deals for business class flights from Philadelphia to Luis Munoz Marin Intl?

    Yes. Cheapflights offers flight deals from Philadelphia to Luis Munoz Marin Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Philadelphia to San Juan Luis Munoz Marin Intl Airport?

    Currently, October is the cheapest month in which you can book a flight from Philadelphia to San Juan Luis Munoz Marin Intl Airport (average of $231). Flying from Philadelphia to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $425). 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.

See more FAQs

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 locations
Fajardo
Luquillo
Rio Grande
Dorado
Humacao
Bayamón

Browse thousands of different options on Cheapflights for your next trip

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Top 6 airlines flying from Philadelphia to Luis Munoz Marin Intl

Discover the top 6 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 April 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$126Average$264FlexibilityNo cancel feeOn-time65%
FrontierCheapest$140Average$286FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$181Average$353FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$207Average$436FlexibilityNo cancel feeOn-time63%
DeltaCheapest$215Average$375FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$264Average$486FlexibilityNo cancel feeOn-time71%

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