BWI (Baltimore) to TYS (Knoxville) flights arrive on time 78% of the time. The most reliable airline on this route is Southwest Airlines at 78%. The average delay is 92 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated July 2026.BWI → TYS
BWI (Baltimore) to TYS (Knoxville)
BWI → TYS on-time performance by month
26
JanFebMarAprMayJunJulAugSepOctNovDec
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This route is on time most of the time. About 78% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
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Good to know
Departing from BWI
80% on timeTSA is currently ~14 min. Best time: 4 AM (about 5 min).
Arriving at TYS
78% on timeWhen flights into TYS are late, the average delay is 83 minutes. Build buffer if you have ground plans.
If connecting at TYS: TSA is ~6 min right now. Allow at least 60 minutes for a domestic connection.
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Data last updated July 2026. Source: Bureau of Transportation Statistics.