MDW (Chicago) to LAX (Los Angeles) flights arrive on time 75% of the time. The most reliable airline on this route is Southwest Airlines at 76%. The average delay is 49 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated September 2026.MDW → LAX
MDW (Chicago) to LAX (Los Angeles)
MDW → LAX on-time performance by month
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This route is on time most of the time. About 75% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
Accurate?
Good to know
Departing from MDW
80% on timeTSA is currently ~16 min. Best time: 4 AM (about 5 min).
Arriving at LAX
82% on timeWhen flights into LAX are late, the average delay is 70 minutes. Build buffer if you have ground plans.
If connecting at LAX: TSA is ~25 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what Southwest Airlines owes you — refund rights, action plan, complaint email. Free.
Flying out of MDW? We'll brief you.
Delays, TSA, weather, gates — we'll let you know if something matters.
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Data last updated September 2026. Source: Bureau of Transportation Statistics.