Southwest Airlines

WN3709Chicago to Houston

Name: Southwest Airlines WN3709 Chicago to Houston: on-time record
Creator: TripStow
License: https://tripstow.com/notices

Southwest Airlines flight WN3709 flies from Chicago Midway (MDW) to Houston (HOU), 1,510 km. Over August 2025 to July 2026 it usually arrives about 12 minutes late: 69% of 387 flights arrived within 15 minutes of schedule and 1% were cancelled (US Department of Transportation data).

On-time record, last 12 months

69%

on time (within 15 min)

20%

more than 30 min late

cancelled

+12 min

average arrival vs schedule

Every operation of WN3709, August 2025 to July 2026: 387 flights. Source: US Bureau of Transportation Statistics, public domain.

Routes flown as WN3709

Chicago Midway (MDW) to Houston (HOU)62 flights
Portland (PDX) to Phoenix Sky Harbor (PHX)58 flights
Chicago Midway (MDW) to Kansas City (MCI)42 flights
Houston (HOU) to Tampa (TPA)41 flights
Philadelphia (PHL) to Chicago Midway (MDW)32 flights
New Orleans (MSY) to Las Vegas (LAS)30 flights
Buffalo Niagara (BUF) to Chicago Midway (MDW)28 flights
Tampa (TPA) to Providence (PVD)26 flights
Orlando (MCO) to Buffalo Niagara (BUF)25 flights
Phoenix Sky Harbor (PHX) to Baltimore (BWI)18 flights

Other flights from Chicago to Houston

WN1001 WN1124 WN1177 WN1279 WN1301 WN1313 WN1315 WN1347 WN1399 WN1431 WN1436 WN150

More about Chicago Midway (MDW) and Houston (HOU).

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