Cheap Flights from Philadelphia to Cyril E. King

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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 $569. Find the lowest prices on one-way and return tickets right here.

Saint Thomas.$502 per passenger.Departing Sun, 26 Apr, returning Thu, 30 Apr.Return flight with Frontier Airlines and Spirit Airlines.Outbound indirect flight with Frontier Airlines, departs from Philadelphia International on Sun, 26 Apr, arriving in Cyril E. King.Inbound indirect flight with Spirit Airlines, departs from Cyril E. King on Thu, 30 Apr, arriving in Philadelphia International.Price includes taxes and charges.From $502, select.

Saint Thomas.$512 per passenger.Departing Mon, 27 Apr, returning Sat, 2 May.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Philadelphia International on Mon, 27 Apr, arriving in Cyril E. King.Inbound indirect flight with Spirit Airlines, departs from Cyril E. King on Sat, 2 May, arriving in Philadelphia International.Price includes taxes and charges.From $512, select.

Saint Thomas.$513 per passenger.Departing Tue, 25 Aug, returning Tue, 1 Sep.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Philadelphia International on Tue, 25 Aug, arriving in Cyril E. King.Inbound indirect flight with Spirit Airlines, departs from Cyril E. King on Tue, 1 Sep, arriving in Philadelphia International.Price includes taxes and charges.From $513, select.

Saint Thomas.$520 per passenger.Departing Tue, 1 Sep, returning Wed, 2 Sep.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Philadelphia International on Tue, 1 Sep, arriving in Cyril E. King.Inbound indirect flight with Spirit Airlines, departs from Cyril E. King on Wed, 2 Sep, arriving in Philadelphia International.Price includes taxes and charges.From $520, select.

Saint Thomas.$539 per passenger.Departing Tue, 25 Aug, returning Sat, 29 Aug.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Philadelphia International on Tue, 25 Aug, arriving in Cyril E. King.Inbound indirect flight with Spirit Airlines, departs from Cyril E. King on Sat, 29 Aug, arriving in Philadelphia International.Price includes taxes and charges.From $539, select.

Saint Thomas.$569 per passenger.Departing Thu, 7 May, returning Sun, 10 May.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Philadelphia International on Thu, 7 May, arriving in Cyril E. King.Inbound indirect flight with Spirit Airlines, departs from Cyril E. King on Sun, 10 May, arriving in Philadelphia International.Price includes taxes and charges.From $569, select.

Saint Thomas.$577 per passenger.Departing Sat, 6 Jun, returning Wed, 24 Jun.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Philadelphia International on Sat, 6 Jun, arriving in Cyril E. King.Inbound indirect flight with Spirit Airlines, departs from Cyril E. King on Wed, 24 Jun, arriving in Philadelphia International.Price includes taxes and charges.From $577, select.

Saint Thomas.$678 per passenger.Departing Sat, 11 Jul, returning Thu, 16 Jul.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Philadelphia International on Sat, 11 Jul, arriving in Cyril E. King.Inbound indirect flight with Spirit Airlines, departs from Cyril E. King on Thu, 16 Jul, arriving in Philadelphia International.Price includes taxes and charges.From $678, select.

Saint Thomas.$736 per passenger.Departing Thu, 21 May, returning Mon, 8 Jun.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Philadelphia International on Thu, 21 May, arriving in Cyril E. King.Inbound indirect flight with Spirit Airlines, departs from Cyril E. King on Mon, 8 Jun, arriving in Philadelphia International.Price includes taxes and charges.From $736, select.

Saint Thomas.$775 per passenger.Departing Thu, 16 Jul, returning Sat, 1 Aug.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Philadelphia International on Thu, 16 Jul, arriving in Cyril E. King.Inbound indirect flight with Spirit Airlines, departs from Cyril E. King on Sat, 1 Aug, arriving in Philadelphia International.Price includes taxes and charges.From $775, select.

Saint Thomas.$817 per passenger.Departing Thu, 25 Jun, returning Thu, 9 Jul.Return flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departs from Philadelphia International on Thu, 25 Jun, arriving in Cyril E. King.Inbound indirect flight with Spirit Airlines, departs from Cyril E. King on Thu, 9 Jul, arriving in Philadelphia International.Price includes taxes and charges.From $817, select.

Saint Thomas.$947 per passenger.Departing Sun, 25 Oct, returning Thu, 29 Oct.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Philadelphia International on Sun, 25 Oct, arriving in Cyril E. King.Inbound indirect flight with Southwest Airlines, departs from Cyril E. King on Thu, 29 Oct, arriving in Philadelphia International.Price includes taxes and charges.From $947, select.

Saint Thomas.$1,139 per passenger.Departing Sat, 7 Nov, returning Sat, 14 Nov.Return flight with United.Outbound indirect flight with United, departs from Philadelphia International on Sat, 7 Nov, arriving in Cyril E. King.Inbound indirect flight with United, departs from Cyril E. King on Sat, 14 Nov, arriving in Philadelphia International.Price includes taxes and charges.From $1,139, select.

Saint Thomas.$1,284 per passenger.Departing Thu, 28 Jan, returning Sun, 31 Jan.Return flight with Delta.Outbound indirect flight with Delta, departs from Philadelphia International on Thu, 28 Jan, arriving in Cyril E. King.Inbound indirect flight with Delta, departs from Cyril E. King on Sun, 31 Jan, arriving in Philadelphia International.Price includes taxes and charges.From $1,284, select.

Saint Thomas.$1,425 per passenger.Departing Thu, 17 Dec, returning Tue, 22 Dec.Return flight with United.Outbound indirect flight with United, departs from Philadelphia International on Thu, 17 Dec, arriving in Cyril E. King.Inbound indirect flight with United, departs from Cyril E. King on Tue, 22 Dec, arriving in Philadelphia International.Price includes taxes and charges.From $1,425, select.

Saint Thomas.$1,503 per passenger.Departing Sat, 31 Oct, returning Wed, 11 Nov.Return flight with Delta.Outbound indirect flight with Delta, departs from Philadelphia International on Sat, 31 Oct, arriving in Cyril E. King.Inbound indirect flight with Delta, departs from Cyril E. King on Wed, 11 Nov, arriving in Philadelphia International.Price includes taxes and charges.From $1,503, 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 April.

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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	$249
Cheapest month to fly	August
Average flight time	3 hrs, 58 mins
Most popular airline	American Airlines
Average flights per week	8

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 $502. 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 58 minutes is the average flight time from Philadelphia to Cyril E. King.

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

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

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

As of April 2026, there are 8 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 April.

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 Sunday, 26 April 2026.

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

Yes – the average flight time is 3 hours and 58 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 Frontier Airlines .

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

The busiest route is Philadelphia International Airport (PHL) to Cyril E. King Airport (STT). There are 3 direct services each week.
Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for hassle-free flying. Be at the airport on time to catch your flight from Philadelphia to STT.
In peak travel periods, expect extended wait times and get there 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)

Get to your destination in one go from Philadelphia International Airport (PHL). Nonstop flights from Philadelphia to Cyril E. King Airport (STT) operate from here.
American Airlines is a popular carrier that operates direct flights from Philadelphia to Cyril E. King Airport leaving from PHL.
American Airlines is the airline with the highest number of bookings for flights from PHL to STT.
With an impressive 80.65% of services arriving as planned, American Airlines leads the way in punctuality on this route.
Travelling from central Philadelphia to PHL takes around 45 minutes by public transport. If you ride-share, drive or get a cab, you'll cover the 19 kilometres in 15 minutes or so, depending on traffic.
Searching for a comfortable hotel close to Philadelphia International Airport? If you're catching an early flight from Philadelphia to Cyril E. King Airport, these stays will have you sleeping moments from your check-in counter:
78.93% of flights taking off from Philadelphia International Airport touch down at their destination on time.
PHL is located at 8500 Essington Ave.

Trenton-Mercer Airport (TTN)

Using public transport, you can travel from central Philadelphia to TTN in about 1 hour 45 minutes. The terminal is roughly 56 kilometres away, and making the journey by car will take approximately 40 minutes.
Want to treat yourself to an extra night away before your Philadelphia to STT flight? Unwind in a hotel near Trenton-Mercer Airport before your holiday officially begins. These stays have your key waiting:
Flights from Trenton-Mercer Airport have a strong track record for punctuality, with 82.45% of them landing as expected.
TTN is located at Scotch Road, Terminal Building.

About Cyril E. King Airport (STT)

The last thing you need is a long journey to your hotel if you're arriving on a late flight from Philadelphia to Cyril E. King Airport. Get comfy at one of these accommodation options near STT instead:

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

At the moment, $249 is the lowest price we've found for a one-way ticket from Philadelphia to Cyril E. King Airport. The cheapest price for a return flight is $502. Remember fares can change due to availability at the time of booking.
Don't wait until the last minute. You're more likely to walk away with cheap flights from Philadelphia to STT if you book early. Airlines often have some fantastic early bird deals.
The 'Whole month' search tool shows you the cheapest Philadelphia to Cyril E. King Airport tickets across every month. It's an easy way to find a bargain if your dates aren't set in stone.
Save on your flight from Philadelphia to Cyril E. King Airport by using filters. Choose your preferred duration, number of stops and airlines, then sort the results by 'Cheapest' for the best deals.