What percentage of Philadelphia to San Juan flights are direct?

In the trailing 90 days, approximately 38.7% of flights from Philadelphia to San Juan were direct. For travelers with connecting flights, the median number of stopovers was typically two. This indicates that a notable portion of available routes involve at least one stop.

How many hours is the flight from Philadelphia to San Juan?

A direct flight from Philadelphia to San Juan typically takes 3 hours and 58 minutes. For flights with one stop, the median duration is considerably longer, averaging 8 hours and 59 minutes. The distance covered on this route is approximately 2543 kilometers.

How often do cheap flights from Philadelphia to San Juan come up?

Historically, cheap flights from Philadelphia to San Juan come up frequently. This route is considered to have a high availability of deals. Travelers can often find favorable prices for this destination.

Flights From Philadelphia

To San Juan

Cheap Flights from Philadelphia to San Juan

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Deals from

Philadelphia

RatePunk searches hundreds of travel sites at once for deals on flights to San Juan

Prices updated 2 days ago

405 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated Jul 26, 2026.)

Today’s best flight deals from Philadelphia to San Juan

Explore current cheapest deals departing from Philadelphia to San Juan

2026-08-17 – 2026-08-27
PHL - San Juan
76% AI deal score
$178
$142
Round trip
2026-08-18 – 2026-08-27
PHL - San Juan
77% AI deal score
$184
$142
Round trip
2026-08-18 – 2026-08-26
PHL - San Juan
77% AI deal score
$188
$142
Round trip
2026-08-18 – 2026-08-19
PHL - San Juan
77% AI deal score
$209
$152
Round trip
2026-08-19 – 2026-08-20
PHL - San Juan
77% AI deal score
$209
$152
Round trip
2026-08-26 – 2026-08-27
PHL - San Juan
76% AI deal score
$204
$152
Round trip
2026-08-27 – 2026-08-28
PHL - San Juan
76% AI deal score
$203
$152
Round trip
2026-08-17 – 2026-08-30
PHL - San Juan
69% AI deal score
$172
$152
Round trip
2026-08-20 – 2026-08-28
PHL - San Juan
71% AI deal score
$189
$152
Round trip
2026-08-25 – 2026-08-27
PHL - San Juan
76% AI deal score
$204
$152
Round trip

Philadelphia to San Juan: Overview

Insights for flights from Philadelphia to San Juan

Most itineraries for cheap flights from Philadelphia to San Juan connect at least once, with only 38.7% of recent fares being non-stop. For connecting itineraries, the typical number of stopovers is 2. This means you will likely encounter at least one layover on your journey.

Fares for flights from Philadelphia to San Juan typically range from $199–$522, with a median of $378. Right now, current fares are above the typical level. Only 6% of recent fares were classified as a good price, indicating that finding significantly discounted tickets can be challenging.

If you are looking for the cheapest time to fly from Philadelphia to San Juan, the data indicates that April is the most affordable month, with a median fare of $121. Following closely are May, with a median fare of $152, and June, with a median fare of $165. These months offer the lowest median prices for this route.

A typical journey from Philadelphia to San Juan, including connections, takes approximately 8h 1m. This duration accounts for the median flight time across all observed itineraries, including those with stopovers. Given that most flights on this route involve connections, this typical journey time reflects the overall travel experience.

The distance between Philadelphia and San Juan is approximately 2543 kilometers. This places the route in the medium-haul category, meaning it is a moderately long flight that typically involves several hours in the air.

How much is a round trip from Philadelphia to San Juan

Regular price: $163 - $331

Prices are currently below the regular range for flights from Philadelphia to San Juan.

The regular price range for flights from Philadelphia to San Juan is $163 to $331. The current lowest deal is $149 with Frontier Airlines for travel from Aug 21-Aug 27.

now $149

Low $163

High $331

The cheapest time to fly from Philadelphia to San Juan

The cheapest month to fly from Philadelphia to San Juan is April, with a median price of $121. The most expensive month is December, with a median price of $2509. Prices are generally lower from April to November.

April

Cheapest

Flights from $121

December

Most Expensive

Flights from $2,509

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Philadelphia to San Juan

Frontier Airlines

Last-minute flights going from Philadelphia to San Juan

Sun, Aug 2

⌛ Last-Minute

TTN - San Juan

Trenton (TTN) - San Juan (SJU)

Frontier Airlines

$575

$348

One-way

Tue, Aug 4

⌛ Last-Minute

TTN - San Juan

Trenton (TTN) - San Juan (SJU)

Frontier Airlines

$515

$388

One-way

Wed, Aug 5

⌛ Last-Minute

TTN - San Juan

Trenton (TTN) - San Juan (SJU)

Frontier Airlines

$420

$302

One-way

Sat, Aug 8

⌛ Last-Minute

PHL - San Juan

Philadelphia (PHL) - San Juan (SJU)

Frontier Airlines

$317

$253

One-way

Mon, Aug 10

⌛ Last-Minute

TTN - San Juan

Trenton (TTN) - San Juan (SJU)

Frontier Airlines

$454

$298

One-way

Wed, Aug 12

⌛ Last-Minute

PHL - San Juan

Philadelphia (PHL) - San Juan (SJU)

Frontier Airlines

$295

$211

One-way

Biggest price drops on these dates for flights from Philadelphia to San Juan

3 nights

Aug 2 - Aug 5

$575 → $348

39%

2 nights

Nov 10 - Nov 12

$417 → $239

43%

3 nights

Aug 25 - Aug 28

$426 → $257

40%

3 nights

Aug 10 - Aug 13

$454 → $298

34%

Popular Airports to fly from Philadelphia to San Juan

Philadelphia - San Juan route insights

💸 Price insights

Recent fares are above the typical level

Recent fares from Philadelphia to San Juan are above the typical level.

📅 Best time to fly

Fly in April for prices as low as $121

Historically, April has offered the lowest median prices at $121 for Philadelphia to San Juan.

⏱️ Flight duration

Median flight time is 8h 1m

The median flight duration from Philadelphia to San Juan is 8 hours and 1 minute.

✈️ Airlines & availability

Connecting flights are dominant on this route

Connecting flights make up 61.3% of routes, with a median of 2 stopovers.

🏆 Airline highlight

Frontier Airlines offers direct flights

Frontier Airlines has offered direct flights from Philadelphia to San Juan.

🎯 Booking tip

Deals appear frequently

Deals on flights from Philadelphia to San Juan appear frequently, typically every 30 days.

Philadelphia main airports to depart from

Philadelphia International (PHL)

Cheapest

Philadelphia International Airport is a great option for flights from Philadelphia to San Juan.

📍 ~10 km from city center (reachable by car or train)

💸 Flights from ~$172

San Juan main airports to arrive at

Luis Muñoz Marín International (SJU)

Cheapest

Luis Muñoz Marín International Airport is a primary arrival option for flights to San Juan.

📍 ~12 km from city center (reachable by car)

💸 Flights from ~$172

Airports nearby San Juan used as alternative

Aguadilla Rafael Hernandez (BQN)

Cheapest

Aguadilla Rafael Hernandez is a primary alternative for flights to the US mainland from Puerto Rico.

📍 ~135 km from San Juan (approximately a 2-hour drive)

💸 Flights from ~$269

Business & First Class Flight Deals to San Juan

80% AI deal score

$1,514

$1,146

Save $368

Frequently Asked Questions About Flights to San Juan

Historically, the optimal booking window for flights from Philadelphia to San Juan is typically 14-27 days before departure. During this period, the average price was found to be around $123. Booking within 0-6 days of departure generally resulted in higher prices, averaging $341. Similarly, booking 60+ days out also showed higher average prices, at $349, based on observations over a 90-day window.

Across the trailing quarter, a flight from Philadelphia to San Juan is considered a good deal if it is priced at or below $199. The median price for this route over the same 90-day period was $378. Prices above $522 typically indicate a more expensive fare for this route.

Historically, the cheapest months to fly from Philadelphia to San Juan include April, with a median price of $121, and May, with a median price of $152. June also offered competitive prices, with a median of $165. These prices are significantly lower than the annual median price of $378 for this route, based on data from the trailing 270 days.

Related routes

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Flights to San Juan from other cities

Flights from Asunción to San Juan Flights from Atlanta to San Juan Flights from Rome to San Juan Flights from Rosario to San Juan Flights from San Andrés to San Juan Flights from San José del Guaviare to San Juan Flights from Santiago de Chile to San Juan Flights from São Paulo to San Juan Flights from Singapore to San Juan Flights from Talara to San Juan Flights from Washington, D.C. to San Juan Flights from Zürich to San Juan

Philadelphia to San Juan: Overview

Insights for flights from Philadelphia to San Juan

How much is a round trip from Philadelphia to San Juan

Regular price: $163 - $331

Prices are currently below the regular range for flights from Philadelphia to San Juan.

The regular price range for flights from Philadelphia to San Juan is $163 to $331. The current lowest deal is $149 with Frontier Airlines for travel from Aug 21-Aug 27.

now $149

Low $163

High $331

The cheapest time to fly from Philadelphia to San Juan

April

Cheapest

Flights from $121

December

Most Expensive

Flights from $2,509

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Philadelphia to San Juan

Frontier Airlines

Last-minute flights going from Philadelphia to San Juan

Sun, Aug 2

⌛ Last-Minute

TTN - San Juan

Trenton (TTN) - San Juan (SJU)

Frontier Airlines

$575

$348

One-way

Tue, Aug 4

⌛ Last-Minute

TTN - San Juan

Trenton (TTN) - San Juan (SJU)

Frontier Airlines

$515

$388

One-way

Wed, Aug 5

⌛ Last-Minute

TTN - San Juan

Trenton (TTN) - San Juan (SJU)

Frontier Airlines

$420

$302

One-way

Sat, Aug 8

⌛ Last-Minute

PHL - San Juan

Philadelphia (PHL) - San Juan (SJU)

Frontier Airlines

$317

$253

One-way

Mon, Aug 10

⌛ Last-Minute

TTN - San Juan

Trenton (TTN) - San Juan (SJU)

Frontier Airlines

$454

$298

One-way

Wed, Aug 12

⌛ Last-Minute

PHL - San Juan

Philadelphia (PHL) - San Juan (SJU)

Frontier Airlines

$295

$211

One-way

Biggest price drops on these dates for flights from Philadelphia to San Juan

3 nights

Aug 2 - Aug 5

$575 → $348

39%

2 nights

Nov 10 - Nov 12

$417 → $239

43%

3 nights

Aug 25 - Aug 28

$426 → $257

40%

3 nights

Aug 10 - Aug 13

$454 → $298

34%

Popular Airports to fly from Philadelphia to San Juan