FLIGHTLINE INTEL COMMERCIAL AVIATION INTELLIGENCE
Route T-100 Intelligence

DTW ↔ STL

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

161,131
2026 passengers
1,822
2026 departures
74.1%
2026 market load factor

2026 airlines

CodeAirlinePassengersDeparturesLoad factor
DLDelta Air Lines Inc.79,27391877.9%
WNSouthwest Airlines Co.61,23258267.3%
OOSkyWest Airlines Inc.19,49630585.1%
9EEndeavor Air Inc.8841483.1%
AAAmerican Airlines Inc.246271.5%
GCAGlobal Crossing Airlines, Inc.010.0%

Annual history

YearPassengersPassengers/daySeatsDeparturesLoad factor
2015419,8181,150.2519,9624,61880.7%
2016416,8091,138.8521,5164,68779.9%
2017402,4051,102.5511,8814,98578.6%
2018408,0751,118.0499,9924,96381.6%
2019432,7891,185.7543,3985,32979.6%
2020145,558397.7288,3462,62250.5%
2021157,085430.4222,6572,63370.6%
2022344,360943.5435,4613,79279.1%
2023385,0881,055.0498,7133,96577.2%
2024366,5861,001.6473,6283,71977.4%
2025341,837936.5457,5613,71274.7%
2026161,131890.2217,3791,82274.1%
Source: U.S. Department of Transportation, Bureau of Transportation Statistics T-100 Segment data.