C$168 Cheap Flights from Cyril E. King (STT) to Philadelphia (PHLA)

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Flight deals from Cyril E. King Airport to Philadelphia

Looking for a cheap last-minute deal or the best return flight from Cyril E. King Airport to Philadelphia? If you want to travel next month, return fares start from C$565. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Cyril E. King to Philadelphia

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

Which airlines fly from Cyril E. King to Philadelphia?

Saint Thomas to Philadelphia: Flight information

The things to know before you go.
Cheapest flight foundC$168
Cheapest month to flyApril
Average flight time4 hrs, 18 mins
Most popular airlineAmerican Airlines
Average flights per week11

Finding cheap flights from Cyril E. King to Philadelphia: Frequently asked questions

There are 6 airports in Philadelphia: Philadelphia International, Blue Bell, Philadelphia Trenton-Mercer, Greater Wilmington, Atlantic City International, and Allentown.
The best price we found for a return flight from Cyril E. King to Philadelphia is C$357. 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 18 minutes is the average flight time from Cyril E. King to Philadelphia.
American Airlines, Qatar Airways and Alaska Airlines fly direct from Cyril E. King to Philadelphia.
As of April 2026, there are 11 flights per week flying from Cyril E. King to Philadelphia.
The cheapest month to fly from Cyril E. King to Philadelphia is usually April.
If you're flying from Cyril E. King Airport, the cheapest airport near Philadelphia is Philadelphia International – which is 11.2 km away from the centre of Philadelphia. We've found flights into this airport from C$357.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Cyril E. King Airport to Philadelphia on Wednesday, April 22, 2026.
Yes – the average flight time is 4 hours and 18 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 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.
In April, the average temperature is usually around 10°C. July is typically the warmest month in Philadelphia, when it usually averages around 30°C. You can expect the least rain in February. The coldest month is January, with temperatures averaging -5°C. The rainiest month is July.
Currently, Spirit Airlines offers the cheapest flight tickets to Philadelphia.

Flying from Cyril E. King Airport (STT) to Philadelphia: what you need to know

  • Approximately 3 hours 54 minutes is how long you can expect to be travelling on a direct flight from Cyril E. King Airport to Philadelphia.

  • US Virgin Islands (the location of Cyril E. King Airport) and Philadelphia share the same timezone — UTC-4.

  • With 3 flights a week between the two airports, Cyril E. King Airport (STT) to Philadelphia International Airport (PHL) is the busiest route. American Airlines operates the earliest flight at 13:10. If you're eager to get more out of your day before taking off, the latest flight from STT to PHL is with American Airlines at 16:51.

  • To ensure you get on your flight from STT to Philadelphia, allow plenty of time for things like baggage drop and finding your gate. Turning up two hours before international departures and an hour before domestic flights is the general travel rule.

  • If you're heading away during a public holiday or other peak period, give yourself more time. A good rule is two hours before domestic flights and up to four hours before international departures. Lines at check-in and security will be longer.

  • You can catch a direct flight from Cyril E. King Airport to Philadelphia. Start your trip at STT and land at Philadelphia International Airport (PHL).

  • Take to the skies with American Airlines. This popular carrier operates direct flights from Cyril E. King Airport to Philadelphia.

  • Need a handy hotel near STT? If you're boarding an early flight from Cyril E. King Airport to Philadelphia, these stays will put you moments from your departure gate:

How to find the cheapest flights from Cyril E. King Airport (STT) to Philadelphia

  • C$168 is the lowest price for a one-way ticket from Cyril E. King Airport to Philadelphia. A return flight starts at C$357. These fares may change depending on demand.

  • Don't leave things to the last minute. You're more likely to find cheap tickets from STT to Philadelphia if you book in advance. Airlines often have some amazing early bird discounts.

  • Finding cheap tickets from Cyril E. King Airport to Philadelphia is more likely if you're flexible with your travel dates. Try using the 'Whole month' search function to show the lowest prices across the month and land a great deal.

  • Log into your online account or use the app to set up a Price Alert. We'll notify you right away if there's a better deal on this route. It's simple to do, and it'll save you from checking for cheap tickets from STT to Philadelphia every day.

  • Tailor your flights with filters. Pick your departure and arrival times, airlines and total journey duration. You can also sort the results by 'Cheapest,' 'Best' or 'Fastest' flights from Cyril E. King Airport to Philadelphia.

Airports in Philadelphia

Philadelphia International Airport (PHL)

Trenton-Mercer Airport (TTN)

  • Central Philadelphia is around 56 kilometres from Trenton-Mercer Airport (TTN). Once your flight from Cyril E. King Airport to Philadelphia has touched down and you've made your way out of the airport, the drive should be around 39 minutes.

  • The journey will take about 1 hour and 43 minutes on public transport.

  • There are some great places to rest your head close to TTN. Kick back and get cozy after your flight from STT to Philadelphia at any of these well-located options:

Best time to go to Philadelphia

  • August is the most popular month for flights from Cyril E. King Airport to Philadelphia. To avoid the crowds, visit Philadelphia in February when things are quieter.

  • Lock in your flight from Cyril E. King Airport to Philadelphia for July to visit the city during its warmest month. Expect temperatures to range from 18ºC to 32ºC.

  • January sees average temperatures of between -7ºC and 9ºC. Look for cheap flights from STT to Philadelphia around that time if you like travelling in cooler conditions.

More about Philadelphia

  • When it comes to looking for somewhere to rest your head, you'll find the top stays in Philadelphia right here. Explore these hotels after locking in your flight from Cyril E. King Airport to Philadelphia:

  • Liberty Bell and Independence Hall are just a couple of the top attractions to put on your Philadelphia travel itinerary. Continue your sightseeing adventures at Philadelphia Museum of Art.

Complete your Philadelphia trip with a car rental

  • Choose one of our car rentals in Philadelphia and explore the city on your own schedule. Easily compare companies in one place to find the perfect ride once you've locked in your hotel and cheap flights from Cyril E. King Airport to Philadelphia.

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