ATL (Atlanta) to PBI (West Palm Beach) flights arrive on time 74% of the time. The most reliable airline on this route is Southwest Airlines at 85%. The average delay is 56 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated August 2026.ATL → PBI
ATL (Atlanta) to PBI (West Palm Beach)
ATL → PBI on-time performance by month
24
25
26
JanFebMarAprMayJunJulAugSepOctNovDec
Worse
Better
This route is delayed fairly often. About 74% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
Southwest Airlines is significantly more reliable on this route at 85% on time vs Frontier Airlines at 52%.
Airline Comparison
Southwest Airlines leads at 85% on time; Frontier Airlines trails at 52%.
Accurate?
Good to know
Departing from ATL
80% on timeExpect ~17 min sitting on the taxiway after your gate pushes back. ATL has long runway queues.
TSA is currently ~12 min. Best time: 4 AM (about 5 min).
Arriving at PBI
75% 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 ~25 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what Southwest Airlines owes you — refund rights, action plan, complaint email. Free.
Flying out of ATL? 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 August 2026. Source: Bureau of Transportation Statistics.