Which airline is most reliable for PHX (Phoenix) to ATL (Atlanta)?

The most reliable airline on the PHX to ATL route is Delta Air Lines, with an on-time arrival rate of 88%.

How often are flights delayed from PHX to ATL?

About 16% of flights from PHX to ATL experience delays. 84% arrive on time.

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

When flights from PHX to ATL are delayed, the average delay is approximately 72 minutes.

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

With 84% of PHX to ATL flights arriving on time and an average delay of 72 minutes when late, a connection under 60 minutes at ATL is risky. We recommend at least 75-90 minutes for domestic connections after this route.

PHX → ATL

PHX (Phoenix) to ATL (Atlanta)

PHX (Phoenix) to ATL (Atlanta) flights arrive on time 84% of the time. The most reliable airline on this route is Delta Air Lines at 88%. 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 April 2026.

PHX → ATL on-time performance by month

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This route is on time most of the time. About 84% of flights arrive on schedule.

Delays on this route are most often caused by the airline (crew, maintenance, or boarding).

Accurate?

Delta Air Lines is significantly more reliable on this route at 88% on time vs Frontier Airlines at 70%.

Airline Comparison

Delta Air Lines leads at 88% on time; Frontier Airlines trails at 70%.

Accurate?

Good to know

Departing from PHX

82% on time

Expect ~16 min sitting on the taxiway after your gate pushes back. PHX has long runway queues.

TSA is currently ~14 min. Best time: 4 AM (about 5 min).

More about PHX →

Arriving at ATL

83% on time

When flights into ATL are late, the average delay is 68 minutes. Build buffer if you have ground plans.

If connecting at ATL: TSA is ~24 min right now. Allow at least 60 minutes for a domestic connection.

More about ATL →Connection times at ATL →

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