BWI (Baltimore) to MIA (Miami) flights arrive on time 76% of the time. The most reliable airline on this route is American Airlines at 86%. The average delay is 75 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated May 2026.BWI → MIA
BWI (Baltimore) to MIA (Miami)
BWI → MIA on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
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This route is on time most of the time. About 76% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
American Airlines is significantly more reliable on this route at 86% on time vs Spirit Airlines at 65%.
Airline Comparison
American Airlines leads at 86% on time; Spirit Airlines trails at 65%.
Accurate?
Good to know
Departing from BWI
78% on timeTSA is currently ~18 min. Best time: 4 AM (about 5 min).
Arriving at MIA
76% on timeWhen flights into MIA are late, the average delay is 75 minutes. Build buffer if you have ground plans.
If connecting at MIA: TSA is ~23 min right now. Allow at least 60 minutes for a domestic connection.
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Data last updated May 2026. Source: Bureau of Transportation Statistics.