When is the cheapest time of year to fly from Philadelphia to San Juan?

Based on statistics over the past years, the lowest prices for flights from Philadelphia to San Juan can be found flying in these months: .

Cheap Flights from Philadelphia to San Juan

Cheapest flights from Philadelphia to San Juan

Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Philadelphia to San Juan. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Cheapest one way flight

$68

Frontier Airlines

Direct flight

3h 45m

02/01/2026

The cheapest one-way flight from Philadelphia to San Juan departs on 02/01/2026, is operated by Frontier Airlines and costs $68

Cheapest round trip flight

$123

Spirit Airlines

1 transfer

1d 4h 10m

01/25/2026

The cheapest roundtrip flight from Philadelphia to San Juan departs on 01/25/2026, is operated by Spirit Airlines and costs $123

The fastest flight

3h 39m

Fastest flight from Philadelphia to San Juan takes 3h 39m

Direct flights

Several times a week

There are direct flights on this route 5 days a week: Su, Mo, We, Fr, and Sa

Earliest flight

6:40 AM

Latest flight

11:59 PM

Direct flights count

42

Distance

2542km

Timezone difference

1h

The distance between Philadelphia and San Juan is 2542km (1576 miles). There are 42 direct flights from Philadelphia to San Juan. The time difference between Philadelphia and San Juan is 1h. Flights from Philadelphia begin at 6:40 AM. The latest flight from Philadelphia departs at 11:59 PM

Remember that on average the ideal time to book flights is 2 months before departure!

Airfare from Philadelphia to San Juan by month

We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Philadelphia to San Juan

Avg Price

Airlines operating on route

The route Philadelphia — San Juan is served by several airlines: Frontier Airlines, Spirit Airlines, and American Airlines. This gives passengers more freedom in choosing flights. You can consider not only the price but also schedules, baggage policies, and onboard service. Our service compares all offers so you can find tickets from $68 and choose the most convenient option. Thanks to airline competition, you may also find promotional fares or special offers, helping you save even more. Plan your trip in advance and choose the best flights without overpaying.

Frontier Airlines

Starting at $68

Spirit Airlines

Starting at $76

American Airlines

Starting at $292

Direct Flights from Philadelphia to San Juan

A direct flight is the most convenient and comfortable way to fly from Philadelphia to San Juan, despite the fact that sometimes flights with transfers can cost significantly less.

Philadelphia — San Juan

PHL — SJU

12/18/2025

Departure

Direct flight

F94462

Starting at $427

Philadelphia — San Juan

PHL — SJU

01/31/2026

Departure

Direct flight

NK655

Starting at $163

Philadelphia — San Juan

PHL — SJU

02/01/2026

Departure

Direct flight

F91016

Starting at $197

Philadelphia — San Juan

PHL — SJU

02/03/2026

Departure

Direct flight

NK655

Starting at $158

Philadelphia — San Juan

PHL — SJU

12/16/2025

Departure

Direct flight

AA1526

Starting at $292

Philadelphia — San Juan

PHL — SJU

12/26/2025

Departure

Direct flight

F91016

Starting at $217

Philadelphia — San Juan

PHL — SJU

01/06/2026

Departure

Direct flight

F91166

Starting at $78

Philadelphia — San Juan

PHL — SJU

01/15/2026

Departure

Direct flight

F91016

Starting at $194

Philadelphia — San Juan

PHL — SJU

01/16/2026

Departure

Direct flight

F91016

Starting at $284

Philadelphia — San Juan

PHL — SJU

02/14/2026

Departure

Direct flight

F94462

Starting at $293

Schedule of direct flights from Philadelphia to San Juan

A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Philadelphia to San Juan:

Unable to find information about the schedule of direct flights from

Philadelphia airports overview

Philadelphia International Airport

•

PHL

11km

Trenton-Mercer Airport

•

TTN

47km

•

San Juan airports overview

Isla Grande

•

SIG

1km

Luis Munoz Marin International Airport

•

SJU

12km

•

Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

How much is the cheapest flight ticket from Philadelphia to San Juan?

The cheapest flight ticket from Philadelphia to San Juan according to data for the last 48 hours costs $68

When is the best time to buy air tickets on the route Philadelphia — San Juan?

Often the best time to buy tickets from Philadelphia to San Juan is 2 months before departure.

How long does it take to fly from Philadelphia to San Juan?

The fastest flights from Philadelphia to San Juan start from 3 hours 39 minutes in the air.

Which airline can fly direct from Philadelphia to San Juan?

The following airlines operate direct flights on the route Philadelphia — San Juan: Frontier Airlines, Spirit Airlines, American Airlines

Special offers and sales on air tickets from Philadelphia to San Juan

We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.

We couldn't find any special offers for flights from Philadelphia to San Juan

Alternative routes

Allentown ➜ San Juan•Atlantic City ➜ San Juan•Baltimore ➜ San Juan•Lancaster ➜ San Juan•New York ➜ San Juan•Philadelphia ➜ Cap Haitien•Philadelphia ➜ Caracas•Philadelphia ➜ Les Cayes•Philadelphia ➜ Fort De France•Philadelphia ➜ La Romana•Philadelphia ➜ Port Au Prince•Philadelphia ➜ Porlamar•Philadelphia ➜ Puerto Plata•Philadelphia ➜ Ponce•Philadelphia ➜ Santiago

•••••••••••••••••••

Cheapest one way flight

$68

Frontier Airlines

Direct flight

3h 45m

02/01/2026

The cheapest one-way flight from Philadelphia to San Juan departs on 02/01/2026, is operated by Frontier Airlines and costs $68

Cheapest round trip flight

$123

Spirit Airlines

1 transfer

1d 4h 10m

01/25/2026

The cheapest roundtrip flight from Philadelphia to San Juan departs on 01/25/2026, is operated by Spirit Airlines and costs $123

The fastest flight