FLIGHTLINE INTEL COMMERCIAL AVIATION INTELLIGENCE
Route T-100 Intelligence

IAD ↔ SAN

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

204,436
2026 passengers
1,347
2026 departures
85.4%
2026 market load factor

2026 airlines

CodeAirlinePassengersDeparturesLoad factor
UAUnited Air Lines Inc.155,69798388.6%
ASAlaska Airlines Inc.48,47936276.3%
DLDelta Air Lines Inc.260297.7%

Annual history

YearPassengersPassengers/daySeatsDeparturesLoad factor
2015332,186910.1390,2032,45885.1%
2016282,270771.2343,6972,05682.1%
2017286,503784.9334,6991,93485.6%
2018302,579829.0341,1372,02788.7%
2019309,357847.6343,4722,04390.1%
2020111,560304.8165,3061,04167.5%
2021187,067512.5225,7621,32582.9%
2022272,066745.4300,8401,74590.4%
2023458,1051,255.1564,0442,76581.2%
2024554,4421,514.9677,4213,09781.8%
2025444,8701,218.8557,8542,86179.7%
2026204,4361,129.5239,5091,34785.4%
Source: U.S. Department of Transportation, Bureau of Transportation Statistics T-100 Segment data.