The U.S. aircraft register, updated daily
Routes and flights · the DOT's airline reports, August 2025 to July 2026

Philadelphia International ⇄ Cyril E King PHL–STT

Airlines flew 359 flights between Philadelphia International PHL in Philadelphia, PA and Cyril E King STT in Charlotte Amalie, VI in the twelve months to July 2026, both directions together: 39,475 passengers in 46,442 seats, 85% of them filled, and 1,246 pounds of freight. 1,605 miles, about 206 minutes in the air, on 3 airlines: American Airlines Inc. (357), Delta Air Lines Inc. (1), Southwest Airlines Co. (1). Planning to fly it yourself? The weather and winds along this route right now.

359
flights, twelve months
PHL-STT: 182 · STT-PHL: 177
39,475
passengers
85% of seats filled
1,605
miles
about 206 minutes airborne
3
airlines
5 aircraft types

Flights by month both directions

0183653711/254/257/2511/252/265/2667/26
By month, as a table
flights
1/2562
2/2554
3/2562
4/2538
5/2514
6/258
7/258
8/258
10/256
11/2514
12/2527
1/2654
2/2660
3/2671
4/2660
5/2644
6/269
7/266

Passengers by month

01,9363,8725,8097,7451/254/257/2511/252/265/266707/26
By month, as a table
passengers
1/257,300
2/256,437
3/257,277
4/254,512
5/251,686
6/25995
7/25967
8/25869
10/25583
11/251,613
12/252,843
1/266,194
2/266,711
3/267,745
4/266,255
5/264,835
6/261,157
7/26670

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
American Airlines Inc. AA35739,17785%scheduled passenger service
Delta Air Lines Inc. DL118191%scheduled passenger service
Southwest Airlines Co. WN111785%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Airbus Industrie A31934612838,143
Airbus Industrie A320-100/2009150793
Boeing B737 Max 8002172241
Boeing 737-700/700LR/Max 71137117
Boeing 757-2001199181

PHL → STT this direction alone · flown January 2025 to July 2026

182 flights of 186 scheduled, 19,817 passengers in 23,514 seats, 1,246 pounds of freight. American Airlines Inc. 182.

STT → PHL this direction alone · flown January 2025 to July 2026

177 flights of 179 scheduled, 19,658 passengers in 22,928 seats. American Airlines Inc. 175; Delta Air Lines Inc. 1; Southwest Airlines Co. 1.

Source: the Bureau of Transportation Statistics' T-100 Segment table (all carriers). A flight is one departure performed on this segment; seats and passengers are the airlines' own monthly reports; "seats filled" is passengers divided by seats. The miles are the DOT's great-circle distance. Both ends: Philadelphia International PHL and Cyril E King STT; all routes.