FLIGHTLINE INTEL COMMERCIAL AVIATION INTELLIGENCE
Route T-100 Intelligence

IAH ↔ STL

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

83,828
2026 passengers
1,164
2026 departures
79.4%
2026 market load factor

2026 airlines

CodeAirlinePassengersDeparturesLoad factor
YVMesa Airlines Inc.49,11781483.6%
UAUnited Air Lines Inc.30,38628872.4%
OOSkyWest Airlines Inc.4,1826190.2%
AAAmerican Airlines Inc.143175.3%

Annual history

YearPassengersPassengers/daySeatsDeparturesLoad factor
2015176,436483.4201,7963,87687.4%
2016161,028440.0181,8403,20288.6%
2017168,769462.4197,7813,23285.3%
2018206,371565.4248,5813,49983.0%
2019194,750533.6231,5933,46184.1%
202076,163208.1114,7361,86866.4%
2021134,113367.4172,3732,20777.8%
2022155,873427.0187,2772,17883.2%
2023185,222507.5223,5362,18682.9%
2024211,387577.6278,7842,49475.8%
2025190,322521.4250,3182,53076.0%
202683,828463.1105,5491,16479.4%
Source: U.S. Department of Transportation, Bureau of Transportation Statistics T-100 Segment data.