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Cheap flights from Philadelphia to San Juan Luis Munoz Marin Intl Airport from £93

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to San Juan Luis Munoz Marin Intl Airport departing on 6/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Philadelphia to San Juan

Cheap return flights

These are some of the best return flight deals from Philadelphia to San Juan that have been recently found on momondo from popular airlines, departing in the coming months.
06:00 - 09:46PHL-SJU
3h 46mdirect
21:30 - 01:40SJU-PHL
4h 10mdirect
£93Frontier
Find Deal
Sun, 6 Apr - Thu, 10 Apr
06:30 - 21:46PHL-SJU
14h 16m2 stops
07:10 - 14:08SJU-PHL
6h 58m1 stop
£139United Airlines
Find Deal
Wed, 5 Mar - Wed, 12 Mar
13:24 - 23:15PHL-SJU
9h 51m1 stop
17:11 - 00:48SJU-PHL
7h 37m1 stop
£170Delta
Find Deal
Wed, 23 Apr - Wed, 30 Apr
08:05 - 17:07PHL-SJU
8h 02m1 stop
14:13 - 23:16SJU-PHL
9h 03m1 stop
£174Delta
Find Deal
Mon, 3 Mar - Mon, 10 Mar
06:00 - 12:59PHL-SJU
6h 59m1 stop
00:59 - 09:36SJU-PHL
8h 37m1 stop
£233JetBlue
Find Deal
Tue, 25 Mar - Tue, 25 Mar
17:37 - 23:57PHL-SJU
6h 20m1 stop
05:01 - 15:08SJU-PHL
10h 07m1 stop
£238JetBlue
Find Deal
Wed, 2 Apr - Mon, 7 Apr
10:45 - 20:20PHL-SJU
9h 35m1 stop
06:21 - 21:20SJU-PHL
14h 59m1 stop
£242American Airlines
Find Deal
Sun, 6 Apr - Thu, 10 Apr
13:55 - 20:20PHL-SJU
6h 25m1 stop
06:21 - 21:20SJU-PHL
14h 59m1 stop
£243American Airlines
Find Deal
Sun, 6 Apr - Thu, 10 Apr
12:05 - 23:40PHL-SJU
11h 35m2 stops
07:40 - 15:55SJU-PHL
8h 15m1 stop
£257Southwest
Find Deal
Tue, 1 Apr - Thu, 3 Apr
11:25 - 22:00PHL-SJU
10h 35m1 stop
06:05 - 17:45SJU-PHL
11h 40m2 stops
£297Southwest
Find Deal
Thu, 3 Apr - Tue, 8 Apr

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

Our best Frontier deals on Philadelphia to San Juan Luis Munoz Marin Intl Airport flight tickets
Frontier
6 Apr
PHL06:00Philadelphia
3h 46m
SJU09:46San Juan Luis Munoz Marin Intl
10 Apr
SJU21:30San Juan Luis Munoz Marin Intl
4h 10m
PHL01:40Philadelphia
Frontier
6 Apr
PHL07:00Philadelphia
9h 00m
1 stop
SJU16:00San Juan Luis Munoz Marin Intl
10 Apr
SJU21:30San Juan Luis Munoz Marin Intl
4h 10m
PHL01:40Philadelphia
Frontier
6 Apr
PHL13:21Philadelphia
10h 30m
1 stop
SJU23:51San Juan Luis Munoz Marin Intl
9 Apr
SJU02:45San Juan Luis Munoz Marin Intl
8h 57m
1 stop
PHL11:42Philadelphia

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

Our best United Airlines deals on Philadelphia to San Juan Luis Munoz Marin Intl Airport flight tickets
United Airlines
5 Mar
PHL06:30Philadelphia
14h 16m
2 stops
SJU21:46San Juan Luis Munoz Marin Intl
12 Mar
SJU07:10San Juan Luis Munoz Marin Intl
6h 58m
1 stop
PHL14:08Philadelphia
United Airlines
1 Apr
PHL06:15Philadelphia
14h 23m
2 stops
SJU20:38San Juan Luis Munoz Marin Intl
3 Apr
SJU01:05San Juan Luis Munoz Marin Intl
13h 13m
2 stops
PHL14:18Philadelphia
United Airlines
1 Mar
PHL06:30Philadelphia
14h 16m
2 stops
SJU21:46San Juan Luis Munoz Marin Intl
4 Mar
SJU02:05San Juan Luis Munoz Marin Intl
13h 10m
2 stops
PHL14:15Philadelphia

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 September instead. Flights to San Juan Luis Munoz Marin Intl Airport in September, while not as cheap as those in October, still average around £185.

What is the cheapest day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

The cheapest day to depart from Philadelphia to San Juan Luis Munoz Marin Intl Airport is on a Monday when prices can be found for as low as £0. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Philadelphia to San Juan Luis Munoz Marin Intl Airport for around £313.

What is the cheapest time of day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

At midday is the cheapest time of day to fly from Philadelphia to San Juan Luis Munoz Marin Intl Airport when you can find flight prices for as low as £0. Flying to San Juan Luis Munoz Marin Intl Airport at midday is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are £267 on average. Flights to San Juan Luis Munoz Marin Intl Airport from Philadelphia in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 8 weeks ahead of your departure date. In general, you can expect to find flights to San Juan Luis Munoz Marin Intl Airport for around £219 when searching 8 weeks out.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 £190 on momondo.

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

There are 1 cabin classes 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 February 2025, prices for Philadelphia to San Juan Luis Munoz Marin Intl Airport flights are approximately 9% 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

Best price found

£119

Fastest flight time

3h 46m

Direct flights

Mon
The best one-way flight to San Juan Luis Munoz Marin Intl Airport from Philadelphia in the past 72 hours is £119. The best return flight deal from Philadelphia to San Juan Luis Munoz Marin Intl Airport found on momondo in the last 72 hours is £93.
The fastest flight from Philadelphia to San Juan Luis Munoz Marin Intl Airport takes 3h 46m
Direct flights go from Philadelphia to San Juan Luis Munoz Marin Intl Airport on Monday. Airline offering direct flights is Frontier..

  • 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 46m, 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
FrontierPriceFrom £161Free CancellationRating
6.0
3,353 reviews
Search Frontier flights
  • Frontier Flights From Philadelphia to San Juan Luis Munoz Marin Intl Airport

    Frontier operates around 16 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 £315, but momondo users have found Frontier deals from Philadelphia to San Juan Luis Munoz Marin Intl Airport from as low as £204 round-trip. Frontier has been scored 6.0/10 in 3,353 reviews.


Travelling to a place near San Juan?

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


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Philadelphia flight routes

According to popular flight searches on momondo this year