C$125 Cheap Flights from San Juan (SJUA) to Philadelphia International (PHL)

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Flight deals from San Juan to Philadelphia International Airport

Looking for a cheap last-minute deal or the best return flight from San Juan to Philadelphia International Airport? If you want to travel next month, return fares start from C$252. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from San Juan to Philadelphia International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like San Juan to Philadelphia International flights are currently cheapest in April.

Which airlines fly from San Juan to Philadelphia International?

San Juan to Philadelphia: Flight information

The things to know before you go.
Cheapest flight foundC$125
Cheapest month to flyApril
Average flight time4 hrs, 13 mins
Most popular airlineAmerican Airlines
Average flights per week75

Finding cheap flights from San Juan to Philadelphia International: Frequently asked questions

The best price we found for a return flight from San Juan to Philadelphia International is C$252. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
4 hours and 13 minutes is the average flight time from San Juan to Philadelphia International.
American Airlines, Qatar Airways and Frontier Airlines fly direct from San Juan to Philadelphia International.
As of March 2026, there are 75 flights per week flying from San Juan to Philadelphia International.
The cheapest month to fly from San Juan to Philadelphia International is usually April.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from San Juan to Philadelphia International Airport on Friday, April 17, 2026.
Yes – the average flight time is 4 hours and 13 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Philadelphia International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Philadelphia is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Philadelphia International is Frontier Airlines .

Flying from San Juan to Philadelphia International Airport (PHL): what you need to know

  • San Juan's main base, Luis Munoz Marin International Airport (SJU), is where countless incredible trips begin. Explore the options for leaving from here when booking your flight from San Juan to Philadelphia International Airport (PHL).

  • Around 4 hours is how long you'll be travelling on a direct flight from San Juan to Philadelphia International Airport.

  • Philadelphia International Airport is located in Philadelphia. The city's timezone is UTC-4 — the same as San Juan.

  • With 58 direct weekly flights between the two airports, Luis Munoz Marin International Airport (SJU) to Philadelphia International Airport (PHL) is the most popular route. Spirit Airlines operates the earliest flight at 00:59. If you'd like to get more out of your day before you fly, the last flight from SJU to PHL is with Frontier Airlines at 22:12.

  • Leave plenty of time to make your flight from San Juan to PHL. As a general rule, arrive two hours before international departures and an hour ahead for domestic flights.

  • You'll want to head there even earlier during popular months like July. Aim for two hours before a domestic departure and as much as four hours for international journeys. After checking in, you can use any extra time to grab something to eat or simply relax.

Airports in San Juan

Luis Munoz Marin International Airport (SJU)

  • Take the express route from Luis Munoz Marin International Airport (SJU). Direct flights from San Juan to Philadelphia International Airport (PHL) are available from here.

  • Leading airlines that operate direct flights from San Juan to Philadelphia International Airport departing SJU include:

  • Consider adding a stopover to possibly find a cheaper flight from San Juan to PHL. Simply deselect 'Direct flights only' when browsing departures from Luis Munoz Marin International Airport (SJU). Break up the journey at one of these airports:

    • Punta Cana International Airport (PUJ)

    • Washington Dulles International Airport (IAD)

    • Cyril E. King Airport (STT)

  • SJU is about 8 kilometres from central San Juan. To help you work out how to get there, use Google Maps. This handy traveller tool will give you the quickest route and available public transport options.

  • Want a convenient hotel close to Luis Munoz Marin International Airport? If you've booked an early flight from San Juan to Philadelphia International Airport, these stays will have you sleeping moments from check-in:

About Philadelphia International Airport (PHL)

Getting from Philadelphia International Airport (PHL) to central Philadelphia

  • Philadelphia International Airport to the centre of Philadelphia is around 17 minutes by car. It's approximately 19 kilometres away. See what options are available, such as cabs, car rentals or ride-sharing services.

  • It takes around 44 minutes if you're travelling by public transport.

How to find the cheapest flights from San Juan to Philadelphia International Airport (PHL)

  • The best price we've found for a one-way ticket from San Juan to Philadelphia International Airport is C$125. The cheapest price for a return flight is C$252. Remember fares can change due to demand at the time of booking.

  • Lock in flight tickets from San Juan to PHL by booking 8 months ahead. According to flight price data, that's the sweet spot for picking up a bargain.

  • May is the cheapest month for tickets from San Juan to Philadelphia International Airport. If you want to travel at a different time of year, use the 'Whole month' search feature to see the lowest prices across every month.

  • Set up a Price Alert and keep track of changes on this route through push notifications or email. We'll let you know when fares go down. Timing is key when finding flight tickets from San Juan to PHL.

  • Use the filters to tailor your flights from San Juan to Philadelphia International Airport. Simply enter your preferred arrival and departure times, airlines and number of stops. You can also sort your results by 'Cheapest' to get the best deals.

The best time to fly from San Juan to Philadelphia International Airport (PHL)

  • August is the most popular month to board a flight from San Juan to Philadelphia International Airport while February is the quietest. To work out the ideal time to visit Philadelphia, consider whether you prefer a lively vibe or a quieter pace.

  • Think about the kind of weather that'll suit your plans for Philadelphia. The warmest month is July. Lock in your flights from San Juan to PHL during then and you can expect temperatures of between 18ºC and 32ºC.

  • January sees average temperatures of between -7ºC and 9ºC. Look for cheap flights from San Juan to Philadelphia International Airport sometime around then if you like travelling in cooler conditions.

More about Philadelphia

  • After booking your flight from San Juan to Philadelphia International Airport, think about where you'll stay in this city. Make one of these options your base for exploring Philadelphia:

  • There are so many things to do and see in this city it can be tricky to know where to start. Liberty Bell, Independence Hall and Philadelphia Museum of Art are top attractions which should feature on any good Philadelphia itinerary.

Complete your Philadelphia trip with a car rental

  • Close all those tabs and let us do the hard work for you. We've also got amazing deals on car rentals in Philadelphia once you've booked your cheap flight from San Juan to Philadelphia International Airport. Easily compare prices in one place and drive away with a bargain that's hard to match.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.