FLIGHTLINE INTEL COMMERCIAL AVIATION INTELLIGENCE
Route T-100 Intelligence

SAN ↔ SEA

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

614,572
2026 passengers
4,559
2026 departures
82.2%
2026 market load factor

2026 airlines

CodeAirlinePassengersDeparturesLoad factor
ASAlaska Airlines Inc.382,0972,64483.2%
DLDelta Air Lines Inc.199,3091,67579.8%
WNSouthwest Airlines Co.33,07223587.6%
QXHorizon Air75198.7%
OOSkyWest Airlines Inc.1938.3%
SYSun Country Airlines d/b/a MN Airlines010.0%

Annual history

YearPassengersPassengers/daySeatsDeparturesLoad factor
20151,100,3823,014.71,284,2859,49985.7%
20161,112,8573,040.61,276,3609,07487.2%
20171,073,3292,940.61,231,2968,86987.2%
20181,187,4283,253.21,368,4239,66586.8%
20191,350,0103,698.71,567,7909,93086.1%
2020535,5991,463.41,023,1366,54352.3%
2021948,3952,598.31,335,7088,03371.0%
20221,152,8883,158.61,363,2398,12284.6%
20231,231,8013,374.81,525,1479,30180.8%
20241,240,0543,388.11,500,1159,29082.7%
20251,180,5253,234.31,451,7528,89481.3%
2026614,5723,395.4747,2034,55982.2%
Source: U.S. Department of Transportation, Bureau of Transportation Statistics T-100 Segment data.