FLIGHTLINE INTEL COMMERCIAL AVIATION INTELLIGENCE
Route T-100 Intelligence

IAD ↔ SJU

Two-way market traffic, capacity, airline participation and annual performance.

125,842
2026 passengers
773
2026 departures
89.7%
2026 market load factor

2026 airlines

CodeAirlinePassengersDeparturesLoad factor
UAUnited Air Lines Inc.116,43672190.6%
F9Frontier Airlines Inc.9,4065280.5%

Annual history

YearPassengersPassengers/daySeatsDeparturesLoad factor
201552,442143.757,68834690.9%
201674,222202.882,41047490.1%
201783,706229.391,92153191.1%
201871,864196.982,48247187.1%
201994,590259.2104,09560690.9%
202038,706105.863,09538261.3%
2021123,683338.9142,98181786.5%
2022141,395387.4157,16189190.0%
2023134,938369.7147,76082791.3%
2024134,700368.0147,37284291.4%
2025195,315535.1222,6671,23187.7%
2026125,842695.3140,25577389.7%
Source: U.S. Department of Transportation, Bureau of Transportation Statistics T-100 Segment data.