FLIGHTLINE INTEL COMMERCIAL AVIATION INTELLIGENCE
Route T-100 Intelligence

BOI ↔ DEN

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

344,524
2026 passengers
3,036
2026 departures
83.0%
2026 market load factor

2026 airlines

CodeAirlinePassengersDeparturesLoad factor
WNSouthwest Airlines Co.144,8341,07683.2%
UAUnited Air Lines Inc.127,15486587.8%
OOSkyWest Airlines Inc.57,29797581.4%
F9Frontier Airlines Inc.15,23912058.9%

Annual history

YearPassengersPassengers/daySeatsDeparturesLoad factor
2015412,6751,130.6479,1284,33686.1%
2016430,5721,176.4489,6834,26787.9%
2017456,0791,249.5525,8104,29986.7%
2018507,4771,390.3584,5674,81886.8%
2019501,2771,373.4569,6694,75288.0%
2020288,503788.3475,4763,71360.7%
2021446,7901,224.1562,4274,61979.4%
2022529,7051,451.2607,1874,51287.2%
2023588,9921,613.7669,2794,58288.0%
2024682,8061,865.6779,3275,63387.6%
2025714,6431,957.9850,0256,04184.1%
2026344,5241,903.4415,0823,03683.0%
Source: U.S. Department of Transportation, Bureau of Transportation Statistics T-100 Segment data.