BOS (Boston) to PBI (West Palm Beach) flights arrive on time 70% of the time. The most reliable airline on this route is Delta Air Lines at 73%. The average delay is 72 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated May 2026.BOS → PBI
BOS (Boston) to PBI (West Palm Beach)
BOS → PBI on-time performance by month
24
25
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is delayed fairly often. About 70% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
Airlines are roughly equal on this route — Delta Air Lines leads slightly at 73% vs JetBlue Airways at 70%.
Airline Comparison
Delta Air Lines leads at 73% on time; JetBlue Airways trails at 70%.
Accurate?
Good to know
Departing from BOS
79% on timeExpect ~19 min sitting on the taxiway after your gate pushes back. BOS has long runway queues.
TSA is currently ~17 min. Best time: 4 AM (about 5 min).
Arriving at PBI
76% on timeWhen flights into PBI are late, the average delay is 76 minutes. Build buffer if you have ground plans.
If connecting at PBI: TSA is ~11 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.