Cheap Flights from Philadelphia to Saint Croix from $328

Frequently Asked Questions

• What are the cheapest flights from Philadelphia to Saint Croix (PHL-STX)?

  Based on Trip.com data, American Airlines offers one-way fares as low as $328 on Cheapest nonstop routes (e.g. PHL to STX on Fri, Jul 3), while American Airlines offers Cheapest nonstop round-trips from $511 departing on Mon, Jun 22 and returning on Mon, Jun 29.

• Which airlines offer direct flights from Philadelphia to Saint Croix?

  At the moment, you can catch a nonstop flight from Philadelphia to Saint Croix with the following airlines, including: Frontier Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• When is the best time to book flights from Philadelphia to Saint Croix?

  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 Saint Croix 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 Saint Croix?

  To find best deals on flights from Philadelphia to Saint Croix, 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 Fri, Jul 3, with one-way flights priced at just $328.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is American 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 Saint Croix travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Philadelphia (PHL) to Saint Croix (STX) the cheapest?

  The cheapest months to fly from Philadelphia to Saint Croix is August, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Philadelphia to Saint Croix on?

  After crunching the numbers on our June flight calendar, it's currently cheapest to fly from Philadelphia to Saint Croix on June 27, 2026 with American Airlines, with prices starting at $353.

• Which airports can I fly to for Saint Croix from Philadelphia?

  You can land at any one of the following hubs in Saint Croix, with Philadelphia International Airport to Henry E. Rohlsen Airport (PHL-STX) is by far the most common option on this route: St. Croix Seaplane Base (SSB) Henry E. Rohlsen Airport (STX).

• Is there any time difference between Philadelphia and Saint Croix?

  The time difference between Saint Croix and Philadelphia is 1h.

• How do I change or cancel my ticket from Philadelphia to Saint Croix?

  Tickets can only be changed or canceled 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.