PHL - SJU

$79 Find Cheap Flights from Philadelphia to San Juan Airport - Compare and Save

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Everything you should know

Cheapest round-trip
$178
Typical prices: $235-$425
Frontier
Wed 10/24Fri 10/26
PHL - SJU • Non-stop
Cheapest one-way
$79
Typical prices: $117-$222
Frontier
Sat 9/8
PHL - SJU • Non-stop
Nonstop flights
You can fly direct with Frontier, American Airlines and JetBlue. Average duration is 3h 58m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 81% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 8 weeks in advance save around 17% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 22% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $245 (round-trip)
Shortest trip • 6h 32m (one-way)
Insights
Insights
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We hope you love your trip to San Juan Luis Munoz Marin Intl Airport!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Philadelphia to San Juan (PHL-SJU)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Philadelphia to San Juan

Sat, Oct 24 - Mon, Oct 26
Frontier Logo
6:24 am - 10:19 amPHL  Philadelphia-SJU San Juan Luis Munoz Marin Intl
3h 55mnonstop
Frontier Logo
1:59 am - 6:04 amSJU  San Juan Luis Munoz Marin Intl-PHL Philadelphia
4h 05mnonstop
$178Frontier
Sat, Oct 24 - Tue, Oct 27
Frontier Logo
6:24 am - 10:19 amPHL  Philadelphia-SJU San Juan Luis Munoz Marin Intl
3h 55mnonstop
Frontier Logo
1:59 am - 6:04 amSJU  San Juan Luis Munoz Marin Intl-PHL Philadelphia
4h 05mnonstop
$178Frontier
Wed, Sep 9 - Wed, Sep 16
Multiple Airlines Logo
11:53 am - 3:43 pmPHL  Philadelphia-SJU San Juan Luis Munoz Marin Intl
3h 50mnonstop
Multiple Airlines Logo
5:27 pm - 9:27 pmSJU  San Juan Luis Munoz Marin Intl-PHL Philadelphia
4h 00mnonstop
$201Multiple Airlines
Wed, Sep 16 - Wed, Sep 23
Multiple Airlines Logo
6:24 am - 10:13 amPHL  Philadelphia-SJU San Juan Luis Munoz Marin Intl
3h 49mnonstop
Multiple Airlines Logo
7:10 am - 11:03 amSJU  San Juan Luis Munoz Marin Intl-PHL Philadelphia
3h 53mnonstop
$201Multiple Airlines
Sat, Sep 19 - Tue, Sep 22
JetBlue Logo
6:00 am - 4:49 pmPHL  Philadelphia-SJU San Juan Luis Munoz Marin Intl
10h 49m1 stop Atlanta Hartsfield-Jackson
JetBlue Logo
5:59 pm - 12:40 amSJU  San Juan Luis Munoz Marin Intl-PHL Philadelphia
6h 41m1 stop Atlanta Hartsfield-Jackson
$228JetBlue
Wed, Sep 2 - Tue, Sep 8
JetBlue Logo
12:57 pm - 4:49 pmPHL  Philadelphia-SJU San Juan Luis Munoz Marin Intl
3h 52mnonstop
JetBlue Logo
7:45 am - 11:46 amSJU  San Juan Luis Munoz Marin Intl-PHL Philadelphia
4h 01mnonstop
$229JetBlue
Wed, Sep 9 - Wed, Sep 16
American Airlines Logo
9:30 am - 1:32 pmPHL  Philadelphia-SJU San Juan Luis Munoz Marin Intl
4h 02mnonstop
American Airlines Logo
2:22 pm - 6:35 pmSJU  San Juan Luis Munoz Marin Intl-PHL Philadelphia
4h 13mnonstop
$252American Airlines
Wed, Sep 9 - Tue, Sep 15
Delta Logo
8:10 am - 4:49 pmPHL  Philadelphia-SJU San Juan Luis Munoz Marin Intl
8h 39m1 stop Atlanta Hartsfield-Jackson
Delta Logo
5:59 pm - 12:40 amSJU  San Juan Luis Munoz Marin Intl-PHL Philadelphia
6h 41m1 stop Atlanta Hartsfield-Jackson
$256Delta
Tue, Sep 1 - Fri, Sep 11
Delta Logo
6:15 am - 1:42 pmPHL  Philadelphia-SJU San Juan Luis Munoz Marin Intl
7h 27m1 stop Atlanta Hartsfield-Jackson
Delta Logo
5:59 pm - 12:40 amSJU  San Juan Luis Munoz Marin Intl-PHL Philadelphia
6h 41m1 stop Atlanta Hartsfield-Jackson
$256Delta
Mon, Aug 31 - Thu, Sep 3
American Airlines Logo
9:25 am - 1:24 pmPHL  Philadelphia-SJU San Juan Luis Munoz Marin Intl
3h 59mnonstop
American Airlines Logo
7:03 am - 11:07 amSJU  San Juan Luis Munoz Marin Intl-PHL Philadelphia
4h 04mnonstop
$265American Airlines
Booking Insights

Price, demand and travel trends for Philadelphia to San Juan Luis Munoz Marin Intl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport with more confidence.

How much is a round-trip flight from Philadelphia to San Juan Luis Munoz Marin Intl Airport?

Round-trip flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport start at $178. Prices are below average for this route right now, with typical round-trip fares ranging from $235 to $425. The lowest price found in the past 5 days was $178 on Frontier.

What's the cheapest day of the week to fly from Philadelphia to San Juan Luis Munoz Marin Intl Airport?

Monday is the cheapest day of the week to fly from Philadelphia to San Juan Luis Munoz Marin Intl Airport, it is 6% cheaper than the average day. Friday is the most expensive day with flight prices 3% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Philadelphia to San Juan Luis Munoz Marin Intl Airport?

  • October is the cheapest month to fly from Philadelphia to San Juan Luis Munoz Marin Intl Airport at $248 round-trip.
  • December ($439) and June ($389) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 77% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Philadelphia to San Juan Luis Munoz Marin Intl Airport the cheapest?

Flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport are cheapest 8 weeks before departure. Booking in this window typically costs about 17% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from Philadelphia to San Juan

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on Frontier

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Harriet Baskas

Harriet Baskas

Expert on American Airlines and PHL

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Gabriel Leigh

Gabriel Leigh

Expert on SJU

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Key details for Philadelphia to San Juan Luis Munoz Marin Intl Airport flights

Low season

October

Cheapest flight

$79
Best time to beat the crowds with an average 22% drop in price.
Most popular time to fly and prices are also 1% lower on average.
Flight from Philadelphia to San Juan Luis Munoz Marin Intl Airport

When to book flights from Philadelphia to San Juan

Are your dates flexible? Find out the best times to travel from Philadelphia to San Juan based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Philadelphia to San Juan Luis Munoz Marin Intl Airport flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airlines fly directly from Philadelphia to San Juan?

    There are different companies offering daily flights from Philadelphia to San Juan, including Spirit, United, and jetBlue, but Frontier and American Airlines offer non-stop flights between the two cities as well. Frontier flies out of Terminal 1, but American Airlines operates flights out of Terminals A-East, A-West, B, C, and F, so check your departure information beforehand.

  • Which airline should I choose?

    If you’re looking for cheaper prices, Frontier might be the best choice, but if you’d rather have greater comfort, American Airlines would be better. Frontier flight prices also often don’t include any luggage. JetBlue is the biggest operator at SJU, and, despite their flights always having layovers, the number of daily jetBlue flights is much higher than any other airline, which can provide more flexibility in terms of departing schedule.

  • Are there onsite airport hotels at San Juan Airport?

    Yes, the award-winning San Juan Airport Hotel can be found here - specifically in Terminal D at SJU. Check-in time is between 3 p.m. and 12 a.m., and check-out is until noon. There is free Wi-Fi in all the rooms and common areas, and a restaurant and bar are available too. Pets are welcome at the hotel.

  • What are my transportation options upon arrival to San Juan Airport?

    A taxi ride from SJU to downtown San Juan is about 20 minutes. The public AMA buses also handle the transportation of passengers from San Juan Airport to Old San Juan, Isla Verde, and Condado. While it’s the cheapest method of transportation, it is not advised to travelers carrying heavy luggage as it might not be allowed on board. They run from 5 a.m. to 8 p.m. on weekdays only and stop at the airport's departure level in Terminals A, D, and E. Otherwise, many visitors opt to rent a car.

  • Which airlines offer extra legroom and free seat selection on Philadelphia to San Juan Luis Munoz Marin Intl Airport flights?

    Among airlines operating Philadelphia to San Juan Luis Munoz Marin Intl Airport flights:

    • Frontier: offers free seat selection
    • JetBlue: offers extra legroom; offers free seat selection
    • American Airlines: offers extra legroom; offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • What airlines are available from Philadelphia to San Juan Luis Munoz Marin Intl Airport?

    3 airlines operate flights between Philadelphia and San Juan Luis Munoz Marin Intl Airport. The airlines offering nonstop flights on this route include:
    • Frontier
    • American Airlines
    • JetBlue

  • Which airports can I use when flying from Philadelphia to San Juan Luis Munoz Marin Intl Airport?

    Flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport usually depart from Philadelphia (PHL) and arrive at San Juan Luis Munoz Marin Intl (SJU).

  • Which airlines include bags at no extra cost on Philadelphia to San Juan Luis Munoz Marin Intl Airport flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Frontier: a cabin bag and a checked bag in Economy Class
    • American Airlines: a cabin bag and a checked bag in Economy Class
    • JetBlue: a cabin bag in Economy Class class

    Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

  • What cabin classes can I book on flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport?

    Four cabin classes are available on flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport:

    • Economy Class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

  • How much can I save by taking a layover when flying from Philadelphia to San Juan Luis Munoz Marin Intl Airport?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $245 round-trip via Raleigh-Durham (RDU), compared to $320 for nonstop.

  • What is the standard checked-bag allowance on flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $30–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport?

    The Airbus A321neo family is used most often on this route, operated mainly by Frontier. Other aircraft seen on the route include Boeing 737-800 variants.

  • Which airports do connecting flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport pass through?

    One-stop flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport most commonly connect through:

    • Fort Lauderdale (FLL) - 40% of one-stop connections
    • Orlando (MCO) - 26% of one-stop connections
    • Miami (MIA) - 13% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 8% of one-stop connections

    Fort Lauderdale (FLL) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport?

    Yes. Being flexible with your travel dates can save you up to 9% on the Philadelphia to San Juan Luis Munoz Marin Intl Airport route. Monday is the cheapest departure day at $302 round-trip on average, while Friday is the most expensive at $330, a difference of $28. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • At what point is a flight considered delayed from Philadelphia to San Juan Luis Munoz Marin Intl Airport?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Philadelphia to San Juan Luis Munoz Marin Intl Airport route, 30% of flights were delayed in the past 3 months, with delays averaging 2 hours 21 minutes.

  • How are flight departures from Philadelphia to San Juan Luis Munoz Marin Intl Airport spread across the day?

    Morning is the busiest departure period on Philadelphia to San Juan Luis Munoz Marin Intl Airport flights, with 67% of flights leaving in that window. Evening departures account for 16%, night flights for 16%, and afternoon flights for 1%.

  • What popular places can I visit in San Juan Luis Munoz Marin Intl Airport?

    Some of the most popular sights in San Juan Luis Munoz Marin Intl Airport are Viejo San Juan, Condado Beach and Puerto Rico Convention Center. These are among the most viewed places in San Juan Luis Munoz Marin Intl Airport on KAYAK.

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

    A nonstop flight from Philadelphia to San Juan Luis Munoz Marin Intl Airport takes 3h 58m, covering 1,579 miles.

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

    These are the earliest and latest flight times available from Philadelphia to San Juan Luis Munoz Marin Intl Airport:

    • Earliest: departs at 5:30 am and lands at 9:28 am
    • Latest: departs at 10:59 pm and lands at 2:57 am.

    The flight takes about 3h 58m.

  • How expensive are last-minute Philadelphia to San Juan Luis Munoz Marin Intl Airport flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 7% above the route average of $318. Book 8 weeks before departure for the lowest fares.

  • Do I need a passport to fly from Philadelphia to San Juan Luis Munoz Marin Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Philadelphia to San Juan Luis Munoz Marin Intl Airport looking right now?

    One-way fares from Philadelphia to San Juan Luis Munoz Marin Intl Airport are currently lower than usual. Average one-way flight prices are about $117, which is 30% below the typical average for this route.

  • How does JetBlue’s on-time performance compare to other airlines on Philadelphia to San Juan Luis Munoz Marin Intl Airport flights?

    JetBlue is slightly above the route average for timely arrivals, while American Airlines has a lower on-time arrival rate. On-time arrival rates on Philadelphia to San Juan Luis Munoz Marin Intl Airport flights are:

    • JetBlue: 81% on time
    • American Airlines: 76% on time
    • Frontier: 65% on time

    Overall, flights on this route are on time 70% of the time on average.

  • How do delay rates compare for morning and evening flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport?

    Night flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

  • How much time can I save by choosing a different layover airport from Philadelphia to San Juan Luis Munoz Marin Intl Airport?

    Flying via Washington, D.C. Dulles Intl (IAD) gives the shortest average 1-stop total travel time at 6h 32m, compared with 6h 35m via Philadelphia (PHL) and 7h 11m via Fort Lauderdale (FLL).

  • What car rental options are available at San Juan Luis Munoz Marin Intl Airport (SJU)?

    San Juan Luis Munoz Marin Intl Airport (SJU) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:
    · Routes Car & Truck Rentals
    · U-Save
    · Payless
    · Hertz
    · Europcar

  • How much should I expect to pay for a Philadelphia to San Juan Luis Munoz Marin Intl Airport flight?

    Round-trip flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport range from $235 to $425, with an average of $318 over the past 12 months. Anything below $235 counts as a good deal.

  • Which airlines offer Wi-Fi on Philadelphia to San Juan Luis Munoz Marin Intl Airport flights?

    Two airlines offer in-flight Wi-Fi on Philadelphia to San Juan Luis Munoz Marin Intl Airport flights:

    • • JetBlue
    • • American Airlines

    Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

Your guide to booking Philadelphia to San Juan Luis Munoz Marin Intl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Monday departure instead of Friday. On this route, Monday flights average $302 - about $28 less than Friday (8% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 8 weeks before you fly. On this route, that window historically saves about 17% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Philadelphia to San Juan Luis Munoz Marin Intl Airport trip for October. Fares historically average $248 round-trip in that month - typically $191 less than the most expensive month, which is December (based on the last 12 months).
  • If arriving on time is high on your priority list, JetBlue is the strongest pick on this route. 81% of JetBlue flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport arrived on time in the past 3 months, slightly above the route's average on-time arrival rate of 70%. When flights on this route do arrive late, the average delay is 2 hours 21 minutes, so choosing a carrier with strong on-time performance can make a difference on tight schedules.
  • If you have the time, taking a 1-stop flight through Raleigh-Durham Airport (RDU) can be cheaper than flying direct. The cheapest layover option averages $245 round-trip on this route - about $75 less than direct flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to San Juan Luis Munoz Marin Intl Airport.
    - Coral by The Sea Hotel
    - Hampton Inn & Suites by Hilton San Juan
    - San Juan Airport Hotel
  • Philadelphia International Airport (PHL) has seven different terminals. In order to navigate the rather large airport, there are free shuttle buses running from Terminal F (Gate F-14) to Gate C-16 in Terminal C (which also provides access to Terminals B and D) and Gate A-1 (which provides access to Terminals A-West and A-East).
  • Passengers who want to leave their car at PHL will find parking garages at all the different terminals (A-East, A-West, B, C, D, E, and F). International airlines operate from Terminal A-West, but different domestic airlines fly out of different terminals, so make sure you check your departure information before going to the airport – especially if you’re flying with American Airlines – so you know where exactly to leave your vehicle.
  • Luis Muñoz Marín International Airport (SJU), also known as just San Juan Airport, is located just three miles from the city center. U.S. citizens do not need passports or immunizations to travel in Puerto Rico.
  • If you want to grab a bite after landing at SJU, there are several restaurants throughout Terminals A, B, and C, including Gustos Café, Vienna Snack, and Mango's Village, just to name a few. There are also duty-free shops in these terminals, in case you want to take advantage of the lower prices of products at the airport.
  • If you wish to rent a car at SJU, there are several companies that you can head to, including Alamo and Budget. Onsite rental car companies are based on the first level of the Garage Parking area.

Prefer to fly direct from Philadelphia to San Juan Airport?

 
Find which airlines fly direct from Philadelphia Airport to San Juan Luis Munoz Marin Intl Airport, which days they fly and book direct flights.

Direct departures

Philadelphia to San Juan Luis Munoz Marin Intl

Monday

American Airlines,Frontier,JetBlue

American Airlines,Frontier, +1 more

Tuesday

American Airlines,Frontier,JetBlue

American Airlines,Frontier, +1 more

Wednesday

American Airlines,Frontier,JetBlue

American Airlines,Frontier, +1 more

Thursday

American Airlines,Frontier,JetBlue

American Airlines,Frontier, +1 more

Friday

American Airlines,Frontier,JetBlue

American Airlines,Frontier, +1 more

Saturday

American Airlines,Frontier,JetBlue

American Airlines,Frontier, +1 more

Sunday

American Airlines,Frontier,JetBlue

American Airlines,Frontier, +1 more

See more direct flights

Direct returns

San Juan Luis Munoz Marin Intl to Philadelphia

Monday

American Airlines,Frontier,JetBlue

American Airlines,Frontier, +1 more

Tuesday

American Airlines,Frontier,JetBlue

American Airlines,Frontier, +1 more

Wednesday

American Airlines,Frontier,JetBlue

American Airlines,Frontier, +1 more

Thursday

American Airlines,Frontier,JetBlue

American Airlines,Frontier, +1 more

Friday

American Airlines,Frontier,JetBlue

American Airlines,Frontier, +1 more

Saturday

American Airlines,Frontier,JetBlue

American Airlines,Frontier, +1 more

Sunday

American Airlines,Frontier,JetBlue

American Airlines,Frontier, +1 more

See more direct flights

Everything you need to know for your flight from Philadelphia to San Juan

Information on your arrival and departure airports