Southwest Airlines

WN3686Chicago to Denver

Name: Southwest Airlines WN3686 Chicago to Denver: on-time record
Creator: TripStow
License: https://tripstow.com/notices

Southwest Airlines flight WN3686 flies from Chicago O'Hare (ORD) to Denver (DEN), 1,426 km. Over August 2025 to July 2026 it usually arrives about 10 minutes late: 73% of 184 flights arrived within 15 minutes of schedule and 0.5% were cancelled (US Department of Transportation data).

On-time record, last 12 months

73%

on time (within 15 min)

17%

more than 30 min late

0.5%

cancelled

+10 min

average arrival vs schedule

Every operation of WN3686, August 2025 to July 2026: 184 flights. Source: US Bureau of Transportation Statistics, public domain.

Routes flown as WN3686

Chicago O'Hare (ORD) to Denver (DEN)57 flights
St. Louis (STL) to Philadelphia (PHL)33 flights
Sacramento (SMF) to Santa Ana (SNA)22 flights
Chicago Midway (MDW) to Baltimore (BWI)17 flights
Austin Bergstrom (AUS) to Nashville (BNA)16 flights
El Paso (ELP) to Dallas Love Field (DAL)8 flights
Dallas Love Field (DAL) to Raleigh-durham (RDU)8 flights
Buffalo Niagara (BUF) to Chicago Midway (MDW)8 flights
Burbank (BUR) to Austin Bergstrom (AUS)7 flights
Austin Bergstrom (AUS) to Indianapolis (IND)4 flights

Other flights from Chicago to Denver

UA1015 UA1027 UA1049 UA1113 UA1128 UA1150 UA1168 UA1176 UA1193 UA1217 UA1282 UA1320

More about Chicago O'Hare (ORD) and Denver (DEN).

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