Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Philadelphia to San Juan from £72

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to San Juan departing on 1/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Philadelphia to San Juan

Cheap return flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
09:52 - 18:58
PHL
-
SJU
8h 06m1 stop
Spirit Airlines Logo
16:40 - 23:50
SJU
-
PHL
8h 10m1 stop
£128Spirit Airlines
Mon, 12 Jan - Thu, 15 Jan
JetBlue Logo
12:15 - 20:02
PHL
-
SJU
6h 47m1 stop
JetBlue Logo
06:01 - 11:25
SJU
-
PHL
6h 24m1 stop
£141JetBlue
Fri, 16 Jan - Fri, 30 Jan
JetBlue Logo
07:00 - 15:30
PHL
-
SJU
7h 30m1 stop
JetBlue Logo
06:01 - 11:25
SJU
-
PHL
6h 24m1 stop
£148JetBlue
Wed, 14 Jan - Thu, 22 Jan
JetBlue Logo
12:15 - 20:02
PHL
-
SJU
6h 47m1 stop
JetBlue Logo
17:25 - 23:09
SJU
-
PHL
6h 44m1 stop
£149JetBlue
Mon, 12 Jan - Wed, 21 Jan
Spirit Airlines Logo
09:53 - 17:58
PHL
-
SJU
8h 05m1 stop
Spirit Airlines Logo
02:15 - 16:52
SJU
-
PHL
14h 37m1 stop
£155Spirit Airlines
Mon, 27 Apr - Tue, 5 May
JetBlue Logo
12:15 - 20:02
PHL
-
SJU
6h 47m1 stop
JetBlue Logo
17:25 - 23:09
SJU
-
PHL
6h 44m1 stop
£157JetBlue
Mon, 2 Feb - Wed, 4 Feb
JetBlue Logo
07:00 - 15:30
PHL
-
SJU
7h 30m1 stop
JetBlue Logo
06:01 - 11:25
SJU
-
PHL
6h 24m1 stop
£161JetBlue
Tue, 13 Jan - Fri, 23 Jan
Spirit Airlines Logo
09:52 - 18:58
PHL
-
SJU
8h 06m1 stop
Spirit Airlines Logo
16:40 - 23:50
SJU
-
PHL
8h 10m1 stop
£162Spirit Airlines
Thu, 22 Jan - Mon, 26 Jan
JetBlue Logo
08:40 - 18:05
PHL
-
SJU
8h 25m1 stop
JetBlue Logo
17:25 - 23:09
SJU
-
PHL
6h 44m1 stop
£164JetBlue
Fri, 16 Jan - Tue, 20 Jan
JetBlue Logo
08:40 - 18:02
PHL
-
SJU
8h 22m1 stop
JetBlue Logo
06:00 - 12:49
SJU
-
PHL
7h 49m1 stop
£166JetBlue
Sun, 8 Feb - Sat, 14 Feb

Spirit Airlines flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport

Our best Spirit Airlines deals on Philadelphia to San Juan Luis Munoz Marin Intl Airport flight tickets
Spirit Airlines
12 Jan
PHL09:52Philadelphia
8h 06m
1 stop
SJU18:58San Juan Luis Munoz Marin Intl
15 Jan
SJU16:40San Juan Luis Munoz Marin Intl
8h 10m
1 stop
PHL23:50Philadelphia
£128
Find similar
Spirit Airlines
27 Apr
PHL09:53Philadelphia
8h 05m
1 stop
SJU17:58San Juan Luis Munoz Marin Intl
5 May
SJU02:15San Juan Luis Munoz Marin Intl
14h 37m
1 stop
PHL16:52Philadelphia
£155
Find similar
Spirit Airlines
22 Jan
PHL09:52Philadelphia
8h 06m
1 stop
SJU18:58San Juan Luis Munoz Marin Intl
26 Jan
SJU16:40San Juan Luis Munoz Marin Intl
8h 10m
1 stop
PHL23:50Philadelphia
£162
Find similar

JetBlue flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport

Our best JetBlue deals on Philadelphia to San Juan Luis Munoz Marin Intl Airport flight tickets
JetBlue
16 Jan
PHL12:15Philadelphia
6h 47m
1 stop
SJU20:02San Juan Luis Munoz Marin Intl
30 Jan
SJU06:01San Juan Luis Munoz Marin Intl
6h 24m
1 stop
PHL11:25Philadelphia
£141
Find similar
JetBlue
14 Jan
PHL07:00Philadelphia
7h 30m
1 stop
SJU15:30San Juan Luis Munoz Marin Intl
22 Jan
SJU06:01San Juan Luis Munoz Marin Intl
6h 24m
1 stop
PHL11:25Philadelphia
£148
Find similar
JetBlue
12 Jan
PHL12:15Philadelphia
6h 47m
1 stop
SJU20:02San Juan Luis Munoz Marin Intl
21 Jan
SJU17:25San Juan Luis Munoz Marin Intl
6h 44m
1 stop
PHL23:09Philadelphia
£149
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport 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, momondo users made 279,928 searches. Data last updated 21 December 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

Fly to

Route

Depart

Return

Price

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Mon 12/1

09:52-18:58

1 stop8h 06m

San Juan Luis Munoz Marin Intl

Thu 15/1

16:40-23:50

1 stop8h 10m

£128

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Fri 16/1

12:15-20:02

1 stop6h 47m

San Juan Luis Munoz Marin Intl

Fri 30/1

06:01-11:25

1 stop6h 24m

£141

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Wed 14/1

07:00-15:30

1 stop7h 30m

San Juan Luis Munoz Marin Intl

Thu 22/1

06:01-11:25

1 stop6h 24m

£148

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Mon 12/1

12:15-20:02

1 stop6h 47m

San Juan Luis Munoz Marin Intl

Wed 21/1

17:25-23:09

1 stop6h 44m

£149

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Mon 27/4

09:53-17:58

1 stop8h 05m

San Juan Luis Munoz Marin Intl

Tue 5/5

02:15-16:52

1 stop14h 37m

£155

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Mon 2/2

12:15-20:02

1 stop6h 47m

San Juan Luis Munoz Marin Intl

Wed 4/2

17:25-23:09

1 stop6h 44m

£157

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Tue 13/1

07:00-15:30

1 stop7h 30m

San Juan Luis Munoz Marin Intl

Fri 23/1

06:01-11:25

1 stop6h 24m

£161

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Thu 22/1

09:52-18:58

1 stop8h 06m

San Juan Luis Munoz Marin Intl

Mon 26/1

16:40-23:50

1 stop8h 10m

£162

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Fri 16/1

08:40-18:05

1 stop8h 25m

San Juan Luis Munoz Marin Intl

Tue 20/1

17:25-23:09

1 stop6h 44m

£164

PhiladelphiaSan Juan

PHL - SJU

PHLSJU

Philadelphia

Sun 8/2

08:40-18:02

1 stop8h 22m

San Juan Luis Munoz Marin Intl

Sat 14/2

06:00-12:49

1 stop7h 49m

£166

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to San Juan from

How to get the cheapest flight ticket from Philadelphia to San Juan Luis Munoz Marin Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

If you aren’t able to travel during the month of October, then book flights to San Juan Luis Munoz Marin Intl Airport from Philadelphia during May instead. Flights to San Juan Luis Munoz Marin Intl Airport in May, while not as cheap as those in October, still average around £185.

What is the cheapest Philadelphia to San Juan Luis Munoz Marin Intl flight route?

Fly from Philadelphia to San Juan Luis Munoz Marin Intl for the best Philadelphia - San Juan Luis Munoz Marin Intl flight prices

How far in advance should I book a flight to San Juan Luis Munoz Marin Intl Airport?

You are more likely to see cheaper flights to San Juan Luis Munoz Marin Intl Airport from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan Luis Munoz Marin Intl Airport for around £210 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan Luis Munoz Marin Intl Airport from Philadelphia for as low as £188 on momondo.

What cabin class options are available on Philadelphia to San Juan Luis Munoz Marin Intl flights?

There is only 1 cabin class available to choose from on Philadelphia to San Juan Luis Munoz Marin Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Philadelphia to San Juan Luis Munoz Marin Intl Airport flight prices changed over time?

As of December 2025, prices for Philadelphia to San Juan Luis Munoz Marin Intl Airport flights are approximately 24% more expensive when compared to flights at the same time last year.

When to book flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to San Juan Luis Munoz Marin Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Philadelphia to San Juan Luis Munoz Marin Intl Airport (PHL to SJU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to San Juan Luis Munoz Marin Intl Airport

Fastest flight time

3h 47m

Direct flights

Every day
The fastest flight from Philadelphia to San Juan Luis Munoz Marin Intl Airport takes 3h 47m
Direct flights go from Philadelphia to San Juan Luis Munoz Marin Intl Airport every day.
Search flight deals

  • How far is Philadelphia to San Juan Luis Munoz Marin Intl by plane?

    A flight from Philadelphia to San Juan Luis Munoz Marin Intl will travel around 1582.4 mi. Flights usually cover this in 3h 47m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Philadelphia Airport to San Juan Luis Munoz Marin Intl Airport?

    Prices for flights from Philadelphia Airport to San Juan Luis Munoz Marin Intl Airport refresh daily.

  • How many operators does momondo search for flights from Philadelphia Airport to San Juan Luis Munoz Marin Intl Airport?

  • How old do you have to be to fly from Philadelphia Airport to San Juan Luis Munoz Marin Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to San Juan Luis Munoz Marin Intl Airport.

  • What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

    The travel and health documents required for your trip to San Juan Luis Munoz Marin Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Juan Luis Munoz Marin Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Philadelphia to San Juan Luis Munoz Marin Intl Airport?

  • What is the most popular airline from Philadelphia to San Juan Luis Munoz Marin Intl Airport?

Best airlines flying from Philadelphia to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from Philadelphia to San Juan Luis Munoz Marin Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom £183Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights

  • American Airlines Flights From Philadelphia to San Juan Luis Munoz Marin Intl Airport

    American Airlines operates around 14 flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport every week. The average price of these flights found in the last 72 hours has been £184, but momondo users have found American Airlines deals from Philadelphia to San Juan Luis Munoz Marin Intl Airport from as low as £183 round-trip. American Airlines has been scored 7.2/10 in 11,050 reviews.

Travelling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
Rio Grande
Carolina
Fajardo
Dorado

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to San Juan?

It is quick and easy to find Philadelphia to San Juan flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Juan that suits you.

Can I find flights from Philadelphia to San Juan with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Juan from Philadelphia with this policy.

How can momondo help me find flights from Philadelphia to San Juan?

Once all potential Philadelphia to San Juan flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Philadelphia to San Juan right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Philadelphia to San Juan now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Juan and let you know when they change.

An easier way to manage your San Juan Luis Munoz Marin Intl Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 20/1
Tue 27/1
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to San Juan

Philadelphia flight routes

According to popular flight searches on momondo this year
Flights from Philadelphia to London Heathrow