FLIGHTLINE INTEL COMMERCIAL AVIATION INTELLIGENCE
Route T-100 Intelligence

BOI ↔ SAN

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

101,878
2026 passengers
1,117
2026 departures
73.3%
2026 market load factor

2026 airlines

CodeAirlinePassengersDeparturesLoad factor
WNSouthwest Airlines Co.45,95539079.1%
ASAlaska Airlines Inc.26,02326357.0%
OOSkyWest Airlines Inc.22,52934984.9%
QXHorizon Air7,37111584.3%

Annual history

YearPassengersPassengers/daySeatsDeparturesLoad factor
201542,427116.250,84572583.4%
201644,433121.453,15773083.6%
201798,663270.3118,1611,16583.5%
2018134,879369.5161,6271,46283.5%
2019136,619374.3161,4981,45384.6%
202050,408137.797,9321,09051.5%
2021105,972290.3158,3981,43166.9%
2022122,696336.2151,4971,26281.0%
202390,412247.7101,90496588.7%
2024113,879311.1132,1851,48086.2%
2025177,918487.4227,4812,02678.2%
2026101,878562.9139,0641,11773.3%
Source: U.S. Department of Transportation, Bureau of Transportation Statistics T-100 Segment data.