FLIGHTLINE INTEL COMMERCIAL AVIATION INTELLIGENCE
Route T-100 Intelligence

DTW ↔ IAH

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

285,980
2026 passengers
2,670
2026 departures
80.4%
2026 market load factor

2026 airlines

CodeAirlinePassengersDeparturesLoad factor
DLDelta Air Lines Inc.146,4291,29881.1%
YVMesa Airlines Inc.42,08266186.7%
NKSpirit Air Lines34,88921687.2%
F9Frontier Airlines Inc.32,87720373.0%
UAUnited Air Lines Inc.29,15728571.0%
OOSkyWest Airlines Inc.394686.4%
AAAmerican Airlines Inc.152188.4%

Annual history

YearPassengersPassengers/daySeatsDeparturesLoad factor
2015531,1781,455.3644,5317,15982.4%
2016533,8131,458.5625,4007,21185.4%
2017533,7751,462.4647,1457,14882.5%
2018591,9691,621.8686,1217,14386.3%
2019573,2031,570.4667,1757,48685.9%
2020240,031655.8381,7464,29162.9%
2021419,1721,148.4514,9505,75681.4%
2022501,8891,375.0577,4184,91786.9%
2023568,4561,557.4669,1685,22284.9%
2024650,1441,776.3782,2945,63683.1%
2025615,8931,687.4761,9445,65180.8%
2026285,9801,580.0355,7352,67080.4%
Source: U.S. Department of Transportation, Bureau of Transportation Statistics T-100 Segment data.