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Cheap flights from Philadelphia (PHL) to San Juan (SIG)

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The best prices from Philadelphia to San Juan are usually found in August or March, booked 23 days in advance, depart on a Tuesday or Wednesday and return on a Friday

How to find the cheapest flight from
Philadelphia (PHL) to San Juan (SIG)

PHL - PR1
Price
$119 - $371
PR1
Temperature
82.4 - 89.6 °F
PR1
Rainfall
1.3 - 5.8 inches

Popular in

December

High demand for flights, 50% potential price rise

Cheapest in

August

Best time to find cheap flights, 36% potential price drop

Round-trip from

$119

From Philadelphia to San Juan

One-way from

$49

One-way flight from Philadelphia to San Juan

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Philadelphia to San Juan?

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 15% on the overall cost on flights from Philadelphia to San Juan.

When is the cheapest time to fly from Philadelphia to San Juan (PHL - PR1)?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 19% on flights from Philadelphia to San Juan by exploring options for tickets at noon.

Cheap flights from Philadelphia to San Juan in December, January 2021

The best prices found for PHL to SIG flights for December, January
3 Dec - 9 Dec
$52pp
PHL
Philadelphia
Frontier
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Frontier
Non-Stop
PHL
Philadelphia
3 Dec - 9 Dec
$53pp
PHL
Philadelphia
Frontier
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Frontier
Non-Stop
PHL
Philadelphia
3 Dec - 9 Dec
$55pp
PHL
Philadelphia
Multiple Airlines
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Frontier
Non-Stop
PHL
Philadelphia

Philadelphia to San Juan 2021 flight deals

Cheap flights to San Juan from Philadelphia found for this year
3 Dec - 9 Dec
$52pp
PHL
Philadelphia
Frontier
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Frontier
Non-Stop
PHL
Philadelphia
3 Dec - 9 Dec
$53pp
PHL
Philadelphia
Frontier
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Frontier
Non-Stop
PHL
Philadelphia
3 Dec - 9 Dec
$55pp
PHL
Philadelphia
Multiple Airlines
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Frontier
Non-Stop
PHL
Philadelphia

Non-stop flights to San Juan from Philadelphia

Save time with Philadelphia to San Juan direct flight deals
8 Dec - 15 Dec
$55pp
PHL
Philadelphia
Frontier
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Frontier
Non-Stop
PHL
Philadelphia
15 Dec - 20 Dec
$58pp
PHL
Philadelphia
Frontier
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Frontier
Non-Stop
PHL
Philadelphia
14 Dec - 18 Dec
$59pp
PHL
Philadelphia
Multiple Airlines
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Spirit Airlines
Non-Stop
PHL
Philadelphia

Last minute flights from Philadelphia to San Juan

Late deals on round-trip flights to San Juan from Philadelphia, departing today and this week
8 Dec - 15 Dec
$55pp
PHL
Philadelphia
Frontier
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Frontier
Non-Stop
PHL
Philadelphia
9 Dec - 16 Dec
$59pp
PHL
Philadelphia
Frontier
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Frontier
Non-Stop
PHL
Philadelphia
13 Dec - 16 Dec
$62pp
PHL
Philadelphia
Multiple Airlines
Non-Stop
SJU
San Juan Luis Munoz Marin Intl
SJU
San Juan Luis Munoz Marin Intl
Frontier
Non-Stop
PHL
Philadelphia

One-way flights to San Juan from Philadelphia

The cheapest one-way flights from Philadelphia to San Juan
1:03 pm - 6:49 am
Frontier
1 Stop
16h 46m
PHL - SJU
Frontier
$49
SmartFares
5:30 am - 8:12 pm
United Airlines
2 Stops
13h 42m
PHL - SJU
United Airlines
$56
United
4:38 pm - 9:47 pm
Multiple Airlines
2 Stops
28h 09m
PHL - SJU
Multiple Airlines
$59
SmartFares

Related info for your journey

Useful info, stats and facts about Philadelphia to San Juan flights.

Flight FAQs

From Philadelphia to San Juan

Are flight prices decreasing from Philadelphia to San Juan due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Philadelphia and San Juan for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Philadelphia to San Juan to control the spread of COVID-19?

Delta is one of the many airlines that have implemented additional safety measures to control the spread of COVID-19. New policies for travelers booking flights from Philadelphia to San Juan include masks being provided and required on board, daily cleaning and sanitization, use of HEPA filters, pre-flight testing for antibodies and symptoms, and socially distanced seating (for a limited time). Keep in mind that policies will vary by airline.

Which airlines flying from Philadelphia to San Juan have flexible cancellations due to COVID-19?

Frontier, Spirit Airlines, and American Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Philadelphia to San Juan for under $100 on Cheapflights?

Yes, there are multiple flights from Philadelphia to San Juan for under $100. The cheapest flight booked recently is on Frontier for just $55, but on average you can expect to pay $67.

Are there nonstop flights from Philadelphia to San Juan for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from Philadelphia to San Juan under $100. A good price for a nonstop flight from Philadelphia to San Juan is less than $67.

Are there last-minute flights available from Philadelphia to San Juan for under $100?

There are currently 20+ open flights from Philadelphia to San Juan within the next 7 days for less than $100.

How many flights depart from Philadelphia to San Juan on average per day?

2 flight departures from Philadelphia to San Juan per day on average.
Afternoon (Noon - 6pm) - 100% of flight departures

Is Philadelphia weather warmer or cooler than San Juan?

We forecast the temperature to be around the 90 °F's in June, on average. The temperature in San Juan is generally hotter than in Philadelphia. Book flights in a timely manner in correlation to your departure date.

How long is the flight from Philadelphia to San Juan?

Airlines like Spirit Airlines, American Airlines, and Frontier fly from Philadelphia to San Juan in about 3h 34m. The time it takes to get you to your destination is usually consistent. The distance between Philadelphia and San Juan is about 1588 mi. Generally, flights for this route are nonstop.

What are the cheapest airlines flying from Philadelphia to San Juan round-trip?

Currently priced at $55, Frontier will fly you from Philadelphia to San Juan and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Spirit Airlines and American Airlines - these airlines can fly you to your destination from $64 and $71, respectively. Frontier is currently priced 70% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Philadelphia to San Juan one-way?

For one-way options, check prices for Frontier. According to our data, you can fly for as low as $21. Users have also found prices from $34 and $53 on Frontier and Spirit Airlines, respectively.

Alternative routes for Philadelphia to San Juan

Destination information for San Juan

Things to know before you go. Useful info for your trip from Philadelphia to San Juan
Today's exchange rate
$1 = $1.00
Flight duration
4h 08m
Average temperature for December in San Juan
84.2 °F
Avg rainfall for December in San Juan
4.2 ″

Airports servicing Philadelphia

Airports servicing San Juan

San Juan Isla Grande (SIG)
Luis Munoz Marin Intl (SJU)

Top 6 airlines from Philadelphia to San Juan

The chart below displays the airlines Cheapflights users traveling from Philadelphia to San Juan choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

Airline Cheapest Average Flexibility On-time COVID-19 safety
Spirit Airlines
$89 $249 No cancel fee 65%
Frontier
$97 $257 No cancel fee 62%
Delta
$102 $293 No cancel fee N/A
JetBlue
$155 $408 No cancel fee 62%
American Airlines
$123 $412 No cancel fee 71%
United Airlines
$222 $567 No cancel fee 69%

Hourly flight availability from Philadelphia to San Juan

Morning 6 AM to noon 33% of PHL to SIG departures
Afternoon Noon to 6 PM 33% of PHL to SIG departures
Evening 6 PM to midnight 30% of PHL to SIG departures
Early morning Midnight to 6 AM 4% of PHL to SIG departures
Midnight
6 AM
Noon
6 PM
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