Which airline is most reliable for ATL (Atlanta) to PBI (West Palm Beach)?

The most reliable airline on the ATL to PBI route is Southwest Airlines, with an on-time arrival rate of 81%.

How often are flights delayed from ATL to PBI?

About 25% of flights from ATL to PBI experience delays. 75% arrive on time.

What's the average delay on ATL to PBI flights?

When flights from ATL to PBI are delayed, the average delay is approximately 55 minutes.

Is a short connection safe after a ATL to PBI flight?

With 75% of ATL to PBI flights arriving on time and an average delay of 55 minutes when late, a connection under 60 minutes at PBI is risky. We recommend at least 75-90 minutes for domestic connections after this route.

ATL → PBI

ATL (Atlanta) to PBI (West Palm Beach)

ATL (Atlanta) to PBI (West Palm Beach) flights arrive on time 75% of the time. The most reliable airline on this route is Southwest Airlines at 81%. The average delay is 55 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).

Source: Bureau of Transportation Statistics. Updated October 2026.

ATL → PBI on-time performance by month

JanFebMarAprMayJunJulAugSepOctNovDec

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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 the airline (crew, maintenance, or boarding).

Accurate?

Southwest Airlines is significantly more reliable on this route at 81% on time vs Frontier Airlines at 54%.

Airline Comparison

Southwest Airlines leads at 81% on time; Frontier Airlines trails at 54%.

Accurate?

Good to know

Departing from ATL

81% on time

Expect ~17 min sitting on the taxiway after your gate pushes back. ATL has long runway queues.

TSA is currently ~13 min. Best time: 4 AM (about 5 min).

More about ATL →

Arriving at PBI

75% on time

When flights into PBI are late, the average delay is 77 minutes. Build buffer if you have ground plans.

If connecting at PBI: TSA is ~26 min right now. Allow at least 60 minutes for a domestic connection.

More about PBI →Connection times at PBI →

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ATL Airport PBI Airport

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Data last updated October 2026. Source: Bureau of Transportation Statistics.