Cheap flights from Philadelphia to San Juan from $54
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 2/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Round-trip
1 adult
Economy
0 bags
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Cheap round-trip flights
These are some of the best round-trip flight deals from Philadelphia to San Juan that have been recently found on momondo from popular airlines, departing in the coming months.
Cheap one-way flights
Flying one-way? These are some of the best deals recently discovered on momondo for flights from Philadelphia to San Juan.
Cheap last minute flights
Planning a quick getaway from Philadelphia to San Juan? These are the last-minute flight deals available now.
Cheap direct flights
If you prefer a non-stop journey, check out our latest direct flight deals to San Juan, so you can enjoy a seamless trip without layovers.
Cheap bus & train deals from Philadelphia to San Juan
Find recent round-trip train or bus tickets from Philadelphia to San Juan.
All round-trip flight deals from Philadelphia to San Juan
The cheapest plane tickets from Philadelphia to San Juan found on KAYAK recently.
Frontier flights from Philadelphia to San Juan
Our best Frontier deals on Philadelphia to San Juan flight tickets
Frontier![Frontier]()
Feb 22![Frontier]()
Mar 1
PHL5:49 pmPhiladelphia
15h 55m
1 stop
SJU10:44 amSan Juan Luis Munoz Marin Intl
SJU10:35 pmSan Juan Luis Munoz Marin Intl
11h 08m
1 stop
PHL8:43 amPhiladelphia
Frontier![Frontier]()
Mar 3![Frontier]()
Mar 4
PHL10:59 pmPhiladelphia
9h 50m
1 stop
SJU9:49 amSan Juan Luis Munoz Marin Intl
SJU9:30 pmSan Juan Luis Munoz Marin Intl
11h 00m
1 stop
PHL7:30 amPhiladelphia
Spirit Airlines flights from Philadelphia to San Juan
Our best Spirit Airlines deals on Philadelphia to San Juan flight tickets
Spirit Airlines![Spirit Airlines]()
Feb 4![Spirit Airlines]()
Feb 7
PHL8:10 pmPhiladelphia
12h 11m
1 stop
SJU9:21 amSan Juan Luis Munoz Marin Intl
SJU10:09 pmSan Juan Luis Munoz Marin Intl
12h 48m
1 stop
PHL9:57 amPhiladelphia
Spirit Airlines![Spirit Airlines]()
Feb 3![Spirit Airlines]()
Feb 10
PHL8:10 pmPhiladelphia
12h 11m
1 stop
SJU9:21 amSan Juan Luis Munoz Marin Intl
SJU12:13 pmSan Juan Luis Munoz Marin Intl
4h 14m
PHL3:27 pmPhiladelphia
See travel insights to San Juan from
How to get the cheapest flight ticket from Philadelphia to San Juan
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
Prices
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Other information
What is the cheapest month to fly to San Juan?
If you’re not able to fly to San Juan in October, then February is your next best option. Flight prices from Philadelphia to San Juan during February average around $227.
What is the cheapest day to depart on your flight to San Juan?
The cheapest day to depart from Philadelphia to San Juan is on a Wednesday when prices can be found for as low as $291. The most expensive day to fly to San Juan is Sunday, with ticket prices averaging around $332.
What is the cheapest time of day to depart on your flight to San Juan?
The cheapest time of day to fly to San Juan is in the evening when flights can be purchased for as low as $264. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $336 on average. Flights to San Juan from Philadelphia in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.
What is the cheapest Philadelphia to San Juan flight route?
Fly from Philadelphia to San Juan Luis Munoz Marin Intl for the best Philadelphia - San Juan flight prices
How far in advance should I book a flight to San Juan?
You are more likely to see cheaper flights to San Juan from Philadelphia when booking 7 weeks ahead of your departure date. In general, you can expect to find flights to San Juan for around $275 when searching 7 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan from Philadelphia for as low as $235 on momondo.
What cabin class options are available on Philadelphia to San Juan flights?
There are 3 cabin classes available to choose from on Philadelphia to San Juan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Philadelphia to San Juan?
Frontier, Spirit Airlines, and Southwest are the most popular carriers operating from Philadelphia to San Juan
What airlines fly to San Juan?
Frontier, United Airlines and JetBlue are the top three most popular airlines that fly to San Juan from Philadelphia according to our data. Frontier is the first choice among our users, with 58% of people opting to fly with this airline when traveling to San Juan. Keep in mind that there are 8 different airlines that fly to San Juan on a routine basis, so you have a few additional options to choose from.
How many flights depart from Philadelphia to San Juan on average per day?
As of January 2025, there are 6 flights per day flying from Philadelphia to San Juan. The most common time of day flights depart is 6:00PM, with 46% of flights taking off in the evening.
How many flights depart from Philadelphia to San Juan on average per week?
46 flights are operational weekly from Philadelphia to San Juan as of January 2025. The most popular departure day for this route is Thu, with 17% of flights per week taking off on this day.
Cheap Philadelphia to San Juan flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Philadelphia to San Juan
How far is Philadelphia to San Juan by plane?
A flight from Philadelphia to San Juan will travel around 1578.5 mi. A reasonable flight in good conditions will take 3h 43m.
When did momondo last update prices for flights from Philadelphia Airport to San Juan?
Prices for flights from Philadelphia Airport to San Juan refresh daily.
How many operators does momondo search for flights from Philadelphia Airport to San Juan?
As of January 2025, there are 8 operators available to choose from for flights from Philadelphia Airport to San Juan.
How old do you have to be to fly from Philadelphia Airport to San Juan?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Philadelphia Airport to San Juan.
What documentation or ID do you need to fly to San Juan?
The travel and health documents you'll need for your trip to San Juan may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Juan. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Philadelphia to San Juan
Compare and see reviews for airlines that fly from Philadelphia to San Juan with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $99 | Free Cancellation | Rating 7.5 74 reviews | |||
| PriceFrom $121 | Free Cancellation | Rating 6.3 8,108 reviews | |||
| PriceFrom $147 | Free Cancellation | Rating 6.0 3,440 reviews | |||
| PriceFrom $254 | Free Cancellation | Rating 8.0 8,508 reviews | |||
| PriceFrom $268 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $272 | Free Cancellation | Rating 7.4 3,185 reviews | |||
| PriceFrom $338 | Free Cancellation | Rating 7.4 8,970 reviews | |||
| PriceFrom $389 | Free Cancellation | Rating 8.1 4,647 reviews |
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 you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Juan from Philadelphia.
I’m not ready to book a flight from Philadelphia to San Juan right now. Can momondo alert me if prices change?
Price alerts on flights to San Juan from Philadelphia are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.
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