FLIGHTLINE INTEL COMMERCIAL AVIATION INTELLIGENCE
Airline T-100 Intelligence

Southwest Airlines Co. (WN)

2026 traffic, capacity, airport presence and leading routes.

82,570,301
Segment passengers
698,237
Performed departures
73.7%
Calculated load factor

Leading airports

AirportPassengersDepartures
DEN11,082,01386,782
LAS10,530,47585,637
PHX8,462,03869,202
BWI8,411,98371,701
MDW8,286,75666,717
DAL7,887,00467,050
BNA7,476,22362,308
MCO7,199,51055,763
HOU6,012,71151,791
SAN4,629,47038,123
AUS4,452,69238,464
STL4,341,72038,080
SMF3,511,57031,146
LAX3,058,54724,902
TPA3,035,86425,223
OAK2,999,41826,688
MCI2,749,36323,525
SJC2,640,97025,359
MSY2,012,59518,550
ATL1,752,85516,224

Leading directional routes

RoutePassengersSeatsLoad factor
PHX–DEN252,375333,32275.7%
DEN–PHX241,294328,66973.4%
MCO–BWI225,228304,67673.9%
SAN–SMF223,704287,23577.9%
SMF–SAN223,197283,77378.7%
BWI–MCO217,860296,91773.4%
LAS–SAN213,957285,19475.0%
LAS–SMF207,737275,95075.3%
SAN–LAS205,965284,13272.5%
SMF–LAS204,797268,95376.1%
SAN–SJC204,721284,24472.0%
LAS–OAK203,063255,58379.5%
HOU–DAL201,259310,16564.9%
OAK–LAS201,073255,28378.8%
DEN–LAS200,801263,45776.2%
SJC–SAN200,671279,88971.7%
LAS–DEN197,315259,24476.1%
PHX–LAS195,043289,20567.4%
PHX–MDW192,744221,54487.0%
PHX–SAN190,659249,77076.3%
DAL–LAS190,092239,95179.2%
MDW–PHX190,076225,78084.2%
LAS–PHX189,596285,60366.4%
DAL–HOU189,519314,04260.3%
LAS–DAL186,813237,00678.8%

Annual history

YearPassengersSeatsDeparturesLoad factor
2015149,997,399185,036,7301,267,86681.1%
2016156,268,063193,232,8151,311,59780.9%
2017162,491,995200,934,4441,348,27280.9%
2018167,943,305207,281,4381,375,42681.0%
2019166,799,377206,420,8941,367,93880.8%
202071,556,616144,015,824940,30449.7%
2021127,068,559165,517,5321,066,59676.8%
2022161,902,124201,944,0571,298,42380.2%
2023176,449,105231,444,0581,459,65476.2%
2024177,595,532230,212,7791,444,03777.1%
2025169,856,803228,209,6421,415,92674.4%
202682,570,301112,058,805698,23773.7%
Source: U.S. Department of Transportation, Bureau of Transportation Statistics T-100 Segment data.