MKE (Milwaukee) to BOS (Boston) flights arrive on time 75% of the time. The most reliable airline on this route is Republic Airways at 79%. The average delay is 74 minutes. Delays on this route are most often caused by air traffic and busy airspace.
Source: Bureau of Transportation Statistics. Updated March 2026.MKE → BOS
MKE (Milwaukee) to BOS (Boston)
MKE → BOS 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 air traffic and busy airspace.
Accurate?
Republic Airways edges out JetBlue Airways on this route — 79% vs 67% on time.
Airline Comparison
Republic Airways leads at 79% on time; JetBlue Airways trails at 67%.
Accurate?
Good to know
Departing from MKE
81% on timeExpect ~16 min sitting on the taxiway after your gate pushes back. MKE has long runway queues.
TSA is currently ~21 min. Best time: 4 AM (about 5 min).
Arriving at BOS
79% on timeWhen flights into BOS are late, the average delay is 74 minutes. Build buffer if you have ground plans.
If connecting at BOS: TSA is ~16 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.
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Data last updated March 2026. Source: Bureau of Transportation Statistics.