Book flight tickets from Philadelphia to San Juan starting at ₹ 16,668
Find the cheapest direct flight options from Philadelphia to San Juan over the next three months. Book one-way tickets from ₹ 16,668 and round-trip tickets from ₹ 21,481.
- Return
- One way
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- Cheapest nonstop
PHL 23:593h 58mDirectSJU 03:57Philadelphia - San Juan | Sat, Jun 20 | Frontier Airlines
SJU 06:444h 6mDirectPHL 10:50San Juan - Philadelphia | Thu, Jun 25 | Frontier Airlines₹ 21,481 ₹ 31,98333% off33% off₹ 31,983 ₹ 21,481 -
TTN 20:3111h 33m1 stopSJU 08:04Philadelphia - San Juan | Sun, Jun 7 | Frontier Airlines
SJU 06:444h 6mDirectPHL 10:50San Juan - Philadelphia | Sun, Jun 14 | Frontier Airlines₹ 19,685 ₹ 31,98338% off38% off₹ 31,983 ₹ 19,685 -
PHL 23:593h 58mDirectSJU 03:57Philadelphia - San Juan | Fri, Jul 3 | Frontier Airlines
SJU 08:0027h 11m1 stopPHL 11:11San Juan - Philadelphia | Tue, Jul 7 | Frontier Airlines₹ 19,937 ₹ 31,98338% off38% off₹ 31,983 ₹ 19,937 -
PHL 17:0513h 36m1 stopSJU 06:41Philadelphia - San Juan | Mon, Jun 8 | Frontier Airlines
SJU 06:444h 6mDirectPHL 10:50San Juan - Philadelphia | Thu, Jun 11 | Frontier Airlines₹ 20,62536% off₹ 31,983 ₹ 20,625 -
TTN 16:278h 14m1 stopSJU 00:41Philadelphia - San Juan | Tue, Jul 7 | Frontier Airlines
SJU 17:1514h1 stopPHL 07:15San Juan - Philadelphia | Wed, Jul 15 | Frontier Airlines₹ 22,36530% off₹ 31,983 ₹ 22,365 -
TTN 20:3311h 24m1 stopSJU 07:57Philadelphia - San Juan | Sat, Jul 11 | Frontier Airlines
SJU 17:227h 47m1 stopPHL 01:09San Juan - Philadelphia | Wed, Jul 15 | Frontier Airlines₹ 22,87028% off₹ 31,983 ₹ 22,870 -
TTN 21:3710h 18m1 stopSJU 07:55Philadelphia - San Juan | Sat, Jun 27 | Frontier Airlines
SJU 06:444h 6mDirectPHL 10:50San Juan - Philadelphia | Thu, Jul 2 | Frontier Airlines₹ 23,08028% off₹ 31,983 ₹ 23,080 -
PHL 19:1321h 29m1 stopSJU 16:42Philadelphia - San Juan | Sat, Aug 1 | Frontier Airlines
SJU 17:1514h1 stopPHL 07:15San Juan - Philadelphia | Wed, Aug 5 | Frontier Airlines₹ 23,10828% off₹ 31,983 ₹ 23,108 -
PHL 20:4327h 54m1 stopSJU 00:37Philadelphia - San Juan | Tue, Jun 23 | Frontier Airlines
SJU 17:1514h 4m1 stopPHL 07:19San Juan - Philadelphia | Tue, Jun 30 | Frontier Airlines₹ 23,33327% off₹ 31,983 ₹ 23,333 -
PHL 23:593h 58mDirectSJU 03:57Philadelphia - San Juan | Sun, Jun 14 | Frontier Airlines
SJU 18:1615h 41m1 stopTTN 09:57San Juan - Philadelphia | Mon, Jun 22 | Frontier Airlines₹ 23,34727% off₹ 31,983 ₹ 23,347 -
PHL 13:0017h 25m1 stopSJU 14:00Philadelphia - San Juan | Mon, Jun 8 | Normal Airline
SJU 15:006hDirectPHL 16:00San Juan - Philadelphia | Wed, Jun 10 | Normal AirlineFind more flightsFind more flights
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Cheapest nonstop
PHL 19:474h 9mDirectSJU 23:56Philadelphia - San Juan | Tue, Jun 23 | Frontier Airlines₹ 16,668 ₹ 35,88454% off54% off₹ 35,884 ₹ 16,668 -
PHL 23:593h 58mDirectSJU 03:57Philadelphia - San Juan | Thu, Jun 11 | Frontier Airlines₹ 26,195 ₹ 35,88427% off27% off₹ 35,884 ₹ 26,195 -
TTN 16:297h 30m1 stopSJU 23:59Philadelphia - San Juan | Wed, Jun 10 | Frontier Airlines₹ 9,232 ₹ 35,88474% off74% off₹ 35,884 ₹ 9,232 -
TTN 16:297h 30m1 stopSJU 23:59Philadelphia - San Juan | Sun, Jun 7 | Frontier Airlines₹ 10,28571% off₹ 35,884 ₹ 10,285 -
TTN 21:4810h 16m1 stopSJU 08:04Philadelphia - San Juan | Mon, Jun 8 | Frontier Airlines₹ 10,39771% off₹ 35,884 ₹ 10,397 -
PHL 13:2412h 44m1 stopSJU 02:08Philadelphia - San Juan | Tue, Jun 9 | Frontier Airlines₹ 10,45371% off₹ 35,884 ₹ 10,453 -
TTN 16:278h 10m1 stopSJU 00:37Philadelphia - San Juan | Thu, Jul 2 | Frontier Airlines₹ 11,26769% off₹ 35,884 ₹ 11,267 -
TTN 16:278h 10m1 stopSJU 00:37Philadelphia - San Juan | Thu, Jun 18 | Frontier Airlines₹ 11,39368% off₹ 35,884 ₹ 11,393 -
TTN 16:278h 10m1 stopSJU 00:37Philadelphia - San Juan | Thu, Jun 25 | Frontier Airlines₹ 11,82867% off₹ 35,884 ₹ 11,828 -
PHL 09:0015h 41m1 stopSJU 00:41Philadelphia - San Juan | Thu, Jul 9 | Frontier Airlines₹ 16,37454% off₹ 35,884 ₹ 16,374 -
PHL 13:0017h 25m1 stopSJU 14:00Philadelphia - San Juan | Mon, Jun 8 | Normal AirlineFind more flightsFind more flights
Displayed flight fares from Philadelphia to San Juan are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.
Flight details for Philadelphia to San Juan
The distance between Philadelphia and San Juan is 2,542.65km. It takes around 3 hours 56 minutes on average to fly from Philadelphia to San Juan. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is October.
| Cheapest one-way flight price | ₹ 9,232 |
|---|---|
| Cheapest return ticket price | ₹ 19,685 |
| Off-season travel month | October |
| Peak season for travel | July |
| Flight distance | 2,542.65km |
| Average flight time | 3 hours 56 minutes |
Trip.com price insights on flights from Philadelphia to San Juan
What is the cheapest month for one-way flights from Philadelphia to San Juan?
Based on Trip.com data, the cheapest month to fly from Philadelphia to San Juan is January, with an average price of ₹ 10,547. The most expensive month is usually December, with average prices reaching ₹ 20,330.
Which day of the week is cheapest to fly from Philadelphia to San Juan?
Based on Trip.com data from the past 12 months, the cheapest day to fly from Philadelphia to San Juan is Tuesday. The average fare on this day is usually lower than on other days. Try to avoid flying on Wednesday as fares are usually the highest.
Flight FAQs
Which airlines offer the cheapest flights from Philadelphia (PHL) to San Juan (SJU)?
Based on Trip.com data, Frontier Airlines offers one-way fares as low as ₹ 9,232 on Cheapest nonstop routes (e.g. TTN to SJU on Wed, Jun 10), while Frontier Airlines offers Cheapest nonstop round-trips from ₹ 19,685 departing on Sun, Jun 7 and returning on Sun, Jun 14.How long is the flight from Philadelphia (PHL) to San Juan (SJU)?
It takes about 3 hours 56 minutes to fly from Philadelphia (PHL) to San Juan (SJU).When is the best time to book flights from Philadelphia to San Juan?
By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Philadelphia to San Juan is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.How can I find the best deals on flights from Philadelphia to San Juan?
To find best deals on flights from Philadelphia to San Juan, you can use various tools on Trip.com:
· Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Jun 10, with one-way flights priced at just ₹ 9,232.
· Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Frontier Airlines.
· Set up price alerts to easily monitor ticket prices without having to check every day.
· Check Trip.com flight deals and promo codes frequently.
· Avoid peak season unless you book very early. It seems the peak season for San Juan travel is around July.
· Get exclusive promo codes for Trip.com app users.When is the best time to book a flight from Philadelphia to San Juan to get the best price?
The cheapest months to fly from Philadelphia to San Juan is October, when demand for travel is lower.Which upcoming date is the cheapest for flights from Philadelphia to San Juan?
After crunching the numbers on our June flight calendar, it's currently cheapest to fly from Philadelphia to San Juan on June 7, 2026 with Frontier Airlines, with prices starting at ₹ 19,685.What is the time difference between Philadelphia and San Juan?
The time difference between San Juan and Philadelphia is 1h.How can I change or cancel my flight ticket from Philadelphia to San Juan?
Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
Trip.com airline insights on flights from Philadelphia to San Juan
Which airlines offer the cheapest direct flights from Philadelphia to San Juan?
Based on Trip.com data from the past 12 months, the airline offering the cheapest direct flights from Philadelphia to San Juan is Delta Air Lines, with an average fare of ₹ 6,440.
Which airlines operate the most flights from Philadelphia to San Juan?
According to Trip.com data from the past month, the airline with the most flights from Philadelphia to San Juan is American Airlines/Frontier Airlines, operating 20 flights per week.
How many flights fly from Philadelphia to San Juan each day?
Based on Trip.com data from the past month, flights from Philadelphia to San Juan are most frequent on Friday, while the fewest flights operate on Tuesday/Wednesday.
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