Southwest Airlines

WN4456Kansas City to Houston

Name: Southwest Airlines WN4456 Kansas City to Houston: on-time record
Creator: TripStow
License: https://tripstow.com/notices

Southwest Airlines flight WN4456 flies from Kansas City (MCI) to Houston (HOU), 1,075 km. Over August 2025 to July 2026 it usually arrives about 4 minutes early: 91% of 175 flights arrived within 15 minutes of schedule and 0.6% were cancelled (US Department of Transportation data).

On-time record, last 12 months

91%

on time (within 15 min)

more than 30 min late

0.6%

cancelled

-4 min

average arrival vs schedule

Every operation of WN4456, August 2025 to July 2026: 175 flights. Source: US Bureau of Transportation Statistics, public domain.

Routes flown as WN4456

Kansas City (MCI) to Houston (HOU)57 flights
Houston (HOU) to Austin Bergstrom (AUS)49 flights
Kansas City (MCI) to Denver (DEN)18 flights
Houston (HOU) to Kansas City (MCI)13 flights
Austin Bergstrom (AUS) to Palm Springs (PSP)10 flights
Austin Bergstrom (AUS) to San Francisco (SFO)8 flights
Chicago Midway (MDW) to Fort Lauderdale Hollywood (FLL)5 flights
Las Vegas (LAS) to Chicago Midway (MDW)5 flights
Columbus (CMH) to Tampa (TPA)4 flights
St. Louis (STL) to Atlanta (ATL)1 flights

Other flights from Kansas City to Houston

WN1171 WN1528 WN1589 WN1614 WN1622 WN1699 WN1822 WN186 WN1908 WN2089 WN2112 WN2141

More about Kansas City (MCI) and Houston (HOU).

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