OKC (Oklahoma City) to STL (St. Louis) flights arrive on time 88% of the time. The most reliable airline on this route is Southwest Airlines at 88%. The average delay is 50 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated March 2026.OKC → STL
OKC (Oklahoma City) to STL (St. Louis)
OKC → STL on-time performance by month
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This route is usually on time. About 88% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
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Good to know
Departing from OKC
81% on timeExpect ~16 min sitting on the taxiway after your gate pushes back. OKC has long runway queues.
TSA is currently ~5 min. Best time: 4 AM (about 5 min).
Arriving at STL
81% on timeWhen flights into STL are late, the average delay is 63 minutes. Build buffer if you have ground plans.
If connecting at STL: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
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Data last updated March 2026. Source: Bureau of Transportation Statistics.