Cheap Flights from Philadelphia to Cyril E. King from $1,078

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Flight deals from Philadelphia to Cyril E. King

Looking for a cheap last-minute deal or the best return flight from Philadelphia to Cyril E. King Airport? If you want to travel next month, return fares start from $1,335. Find the lowest prices on one-way and return tickets right here.

Saint Thomas.$1,075 per passenger.Departing Tue, 9 Mar, returning Tue, 16 Mar.Return flight with Delta.Outbound indirect flight with Delta, departs from Philadelphia International on Tue, 9 Mar, arriving in Cyril E. King.Inbound indirect flight with Delta, departs from Cyril E. King on Tue, 16 Mar, arriving in Philadelphia International.Price includes taxes and charges.From $1,075, select.

Saint Thomas.$1,088 per passenger.Departing Tue, 27 Oct, returning Tue, 3 Nov.Return flight with Delta.Outbound indirect flight with Delta, departs from Philadelphia International on Tue, 27 Oct, arriving in Cyril E. King.Inbound indirect flight with Delta, departs from Cyril E. King on Tue, 3 Nov, arriving in Philadelphia International.Price includes taxes and charges.From $1,088, select.

Saint Thomas.$1,097 per passenger.Departing Tue, 5 Jan, returning Thu, 14 Jan.Return flight with Delta.Outbound indirect flight with Delta, departs from Philadelphia International on Tue, 5 Jan, arriving in Cyril E. King.Inbound indirect flight with Delta, departs from Cyril E. King on Thu, 14 Jan, arriving in Philadelphia International.Price includes taxes and charges.From $1,097, select.

Saint Thomas.$1,115 per passenger.Departing Sun, 23 Aug, returning Sun, 30 Aug.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Philadelphia International on Sun, 23 Aug, arriving in Cyril E. King.Inbound indirect flight with Southwest Airlines, departs from Cyril E. King on Sun, 30 Aug, arriving in Philadelphia International.Price includes taxes and charges.From $1,115, select.

Saint Thomas.$1,150 per passenger.Departing Sun, 20 Sep, returning Thu, 24 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from Philadelphia International on Sun, 20 Sep, arriving in Cyril E. King.Inbound indirect flight with Delta, departs from Cyril E. King on Thu, 24 Sep, arriving in Philadelphia International.Price includes taxes and charges.From $1,150, select.

Saint Thomas.$1,164 per passenger.Departing Thu, 15 Apr, returning Thu, 22 Apr.Return flight with Delta.Outbound indirect flight with Delta, departs from Philadelphia International on Thu, 15 Apr, arriving in Cyril E. King.Inbound indirect flight with Delta, departs from Cyril E. King on Thu, 22 Apr, arriving in Philadelphia International.Price includes taxes and charges.From $1,164, select.

Saint Thomas.$1,170 per passenger.Departing Thu, 4 Feb, returning Mon, 8 Feb.Return flight with United.Outbound indirect flight with United, departs from Philadelphia International on Thu, 4 Feb, arriving in Cyril E. King.Inbound indirect flight with United, departs from Cyril E. King on Mon, 8 Feb, arriving in Philadelphia International.Price includes taxes and charges.From $1,170, select.

Saint Thomas.$1,185 per passenger.Departing Sun, 30 Aug, returning Sun, 6 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from Philadelphia International on Sun, 30 Aug, arriving in Cyril E. King.Inbound indirect flight with Delta, departs from Cyril E. King on Sun, 6 Sep, arriving in Philadelphia International.Price includes taxes and charges.From $1,185, select.

Saint Thomas.$1,228 per passenger.Departing Thu, 10 Dec, returning Thu, 17 Dec.Return flight with Delta.Outbound indirect flight with Delta, departs from Philadelphia International on Thu, 10 Dec, arriving in Cyril E. King.Inbound indirect flight with Delta, departs from Cyril E. King on Thu, 17 Dec, arriving in Philadelphia International.Price includes taxes and charges.From $1,228, select.

Saint Thomas.$1,240 per passenger.Departing Wed, 11 Nov, returning Mon, 16 Nov.Return flight with Delta.Outbound indirect flight with Delta, departs from Philadelphia International on Wed, 11 Nov, arriving in Cyril E. King.Inbound indirect flight with Delta, departs from Cyril E. King on Mon, 16 Nov, arriving in Philadelphia International.Price includes taxes and charges.From $1,240, select.

Saint Thomas.$1,269 per passenger.Departing Wed, 14 Oct, returning Mon, 19 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Philadelphia International on Wed, 14 Oct, arriving in Cyril E. King.Inbound indirect flight with Delta, departs from Cyril E. King on Mon, 19 Oct, arriving in Philadelphia International.Price includes taxes and charges.From $1,269, select.

Saint Thomas.$1,331 per passenger.Departing Sun, 19 Jul, returning Fri, 24 Jul.Return flight with United.Outbound indirect flight with United, departs from Philadelphia International on Sun, 19 Jul, arriving in Cyril E. King.Inbound indirect flight with United, departs from Cyril E. King on Fri, 24 Jul, arriving in Philadelphia International.Price includes taxes and charges.From $1,331, select.

Saint Thomas.$1,382 per passenger.Departing Sat, 24 Apr, returning Sat, 1 May.Return flight with United.Outbound indirect flight with United, departs from Philadelphia International on Sat, 24 Apr, arriving in Cyril E. King.Inbound indirect flight with United, departs from Cyril E. King on Sat, 1 May, arriving in Philadelphia International.Price includes taxes and charges.From $1,382, select.

Saint Thomas.$1,483 per passenger.Departing Sun, 26 Jul, returning Sat, 1 Aug.Return flight with United.Outbound indirect flight with United, departs from Philadelphia International on Sun, 26 Jul, arriving in Cyril E. King.Inbound indirect flight with United, departs from Cyril E. King on Sat, 1 Aug, arriving in Philadelphia International.Price includes taxes and charges.From $1,483, select.

Saint Thomas.$1,709 per passenger.Departing Sun, 28 Jun, returning Thu, 9 Jul.Return flight with Delta.Outbound indirect flight with Delta, departs from Philadelphia International on Sun, 28 Jun, arriving in Cyril E. King.Inbound indirect flight with Delta, departs from Cyril E. King on Thu, 9 Jul, arriving in Philadelphia International.Price includes taxes and charges.From $1,709, select.

Saint Thomas.$2,505 per passenger.Departing Mon, 28 Dec, returning Mon, 4 Jan.Return flight with Delta.Outbound indirect flight with Delta, departs from Philadelphia International on Mon, 28 Dec, arriving in Cyril E. King.Inbound indirect flight with Delta, departs from Cyril E. King on Mon, 4 Jan, arriving in Philadelphia International.Price includes taxes and charges.From $2,505, select.

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

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

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Direct flights from Philadelphia to Cyril E. King

Philadelphia to Saint Thomas: Flight information

The things to know before you go.

Cheapest flight found	$1,078
Cheapest month to fly	March
Average flight time	3 hrs, 59 mins
Most popular airline	American Airlines
Average flights per week	9

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

How much are return flights from Philadelphia to Cyril E. King?

The best price we found for a return flight from Philadelphia to Cyril E. King is $1,078. 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.

How long does it take to fly from Philadelphia to Cyril E. King?

3 hours and 59 minutes is the average flight time from Philadelphia to Cyril E. King.

Which airlines fly direct from Philadelphia to Cyril E. King?

American Airlines and Alaska Airlines fly direct from Philadelphia to Cyril E. King.

How many flights are there a week from Philadelphia to Cyril E. King?

As of June 2026, there are 9 flights per week flying from Philadelphia to Cyril E. King.

When is the cheapest time to fly from Philadelphia to Cyril E. King?

The cheapest month to fly from Philadelphia to Cyril E. King is usually March.

Which upcoming date is cheapest to fly from Philadelphia to Cyril E. King Airport on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Philadelphia to Cyril E. King Airport on Tuesday, 9 March 2027.

Can I get a direct flight from Philadelphia to Cyril E. King Airport?

Yes – the average flight time is 3 hours and 59 minutes.

How can I find the best flight deal to Cyril E. King?

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 Cyril E. King 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.

When is the best time to book flights to Saint Thomas?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Saint Thomas is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Philadelphia to Cyril E. King with?

The cheapest airline that flies to Cyril E. King is Delta .

Travelling from Philadelphia to Cyril E. King International Airport (STT): What you need to know

Take a direct Philadelphia to Cyril E. King International Airport flight and you'll be travelling for around 4 hours.
Cyril E. King International Airport is located in Saint Thomas. The city operates on the UTC-4 timezone and is one hour ahead of Philadelphia.
The most popular route is from Philadelphia International Airport (PHL) to Cyril E. King International Airport (STT). You can pick from 4 direct services every week. American Airlines operates a 8:20am departure between PHL and STT.
Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules to live by. Be at the airport with enough time to catch your flight from Philadelphia to STT.
July is a busy travel month. If you're heading away then or around a major holiday like Thanksgiving or Christmas, show up even earlier. Aim for at least two hours ahead for domestic flights and as much as four hours for international journeys.

Airports in Philadelphia

Philadelphia International Airport (PHL)

Enjoy an uninterrupted journey from Philadelphia International Airport (PHL). Nonstop flights from Philadelphia to Cyril E. King International Airport (STT) can be booked from here.
When jetting out of PHL, you can catch a direct flight from Philadelphia to Cyril E. King International Airport with American Airlines.
The preferred choice for passengers flying between PHL and STT is American Airlines.
American Airlines takes the top spot for on-time performance. A dependable 85.71% of its departures on this route land as scheduled.
The journey from central Philadelphia to PHL takes around 30 minutes on public transport. If you drive, ride-share or grab a taxi, you'll cover the 18 kilometres in 20 minutes or so, depending on traffic conditions.
Want a hassle-free start to your holiday? Stay near Philadelphia International Airport. Whether you're boarding an early flight from Philadelphia to Cyril E. King International Airport or prefer not to feel hurried, these hotels are the ideal choice:
When it comes to the on-time performance of Philadelphia International Airport, 77% of flights stick to their scheduled arrival time.
The address for PHL is 8500 Essington Ave.

Trenton-Mercer Airport (TTN)

You can reach TTN from central Philadelphia in approximately 40 minutes by car, depending on traffic. The journey by public transport will take roughly 1 hour 35 minutes to cover the 48 kilometres or so.
Got an early start? You might like to check in to one of these accommodation options near Trenton-Mercer Airport the day before your Philadelphia to STT flight:
Trenton-Mercer Airport has an on-time performance rate of 76%. This figure shows how often flights that take off from this airport make it to their destination on time.
You'll find TTN at Scotch Road, Terminal Building.

About Cyril E. King International Airport (STT)

Consider booking a hotel close to STT if you have a late flight from Philadelphia to Cyril E. King International Airport. Choose one of these options and say goodnight sooner:
For the best deal, book your ride around four weeks in advance of your Philadelphia to Cyril E. King International Airport flight.

Getting from Cyril E. King International Airport (STT) to central Saint Thomas

Cyril E. King International Airport is around 5 kilometres from the centre of Saint Thomas. It takes around 10 minutes or so to get to the city by car.
Travelling on public transport will take you roughly 20 minutes.

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

The lowest price we've found for a one-way ticket from Philadelphia to Cyril E. King International Airport is $577. For a return flight on this route, the best price is $1,078. Depending on when you book and the availability, these fares can change.
Don't leave everything to the last minute. You're more likely to walk away with cheap flights from Philadelphia to STT if you book ahead. Airlines often offer some fantastic early bird rates.
If you have some flexibility with your travel dates, try using the 'Whole month' tool. It'll give you the cheapest price in every month when searching for your Philadelphia to Cyril E. King International Airport ticket.
Be the first to know about deals for plane tickets from Philadelphia to STT by creating a Price Alert. We'll send you an email or push notification on the app when a lower fare becomes available.
Filters make it easier to track down a bargain for your flight from Philadelphia to Cyril E. King International Airport. Choose the airlines, flight times and stops that check all your boxes. Then sort the results by 'Cheapest' to bring up the lowest fares right away.

More about Saint Thomas

Start your Saint Thomas trip off on the right foot by choosing the perfect place to stay. Once you've booked your flight from Philadelphia to Cyril E. King International Airport, check out our range of hotels including:
Every great holiday has to include a little sightseeing. Skyride to Paradise Point, Pelican Beach and Etelman Observatory are must-do's during your Saint Thomas adventure.