BOS (Boston) to BWI (Baltimore) flights arrive on time 81% of the time. The most reliable airline on this route is Republic Airways at 86%. The average delay is 66 minutes. Delays on this route are most often caused by the incoming plane arriving late.
Source: Bureau of Transportation Statistics. Updated October 2026.BOS → BWI
BOS (Boston) to BWI (Baltimore)
BOS → BWI on-time performance by month
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This route is on time most of the time. About 81% of flights arrive on schedule.
Delays on this route are most often caused by the incoming plane arriving late.
Accurate?
Republic Airways edges out SkyWest Airlines on this route — 86% vs 74% on time.
Airline Comparison
Republic Airways leads at 86% on time; SkyWest Airlines trails at 74%.
Accurate?
Good to know
Departing from BOS
77% on timeExpect ~20 min sitting on the taxiway after your gate pushes back. BOS has long runway queues.
TSA is currently ~5 min. Best time: 4 AM (about 5 min).
Arriving at BWI
79% on timeWhen flights into BWI are late, the average delay is 60 minutes. Build buffer if you have ground plans.
If connecting at BWI: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what Republic Airways owes you — refund rights, action plan, complaint email. Free.
Flying out of BOS? We'll brief you.
Delays, TSA, weather, gates — we'll let you know if something matters.
Know someone flying soon?
Send them the link — delay data, TSA waits, weather, all free.
Data last updated October 2026. Source: Bureau of Transportation Statistics.