Which airline is most reliable for ATL (Atlanta) to MEM (Memphis)?

The most reliable airline on the ATL to MEM route is Delta Air Lines, with an on-time arrival rate of 84%.

How often are flights delayed from ATL to MEM?

About 17% of flights from ATL to MEM experience delays. 83% arrive on time.

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

When flights from ATL to MEM are delayed, the average delay is approximately 56 minutes.

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

With 83% of ATL to MEM flights arriving on time and an average delay of 56 minutes when late, a connection under 60 minutes at MEM is risky. We recommend at least 75-90 minutes for domestic connections after this route.

ATL → MEM

ATL (Atlanta) to MEM (Memphis)

ATL (Atlanta) to MEM (Memphis) flights arrive on time 83% of the time. The most reliable airline on this route is Delta Air Lines at 84%. 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 May 2026.

ATL → MEM on-time performance by month

JanFebMarAprMayJunJulAugSepOctNovDec

Worse

Better

This route is on time most of the time. About 83% 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 84% vs Southwest Airlines at 80%.

Airline Comparison

Delta Air Lines leads at 84% on time; Southwest Airlines trails at 80%.

Accurate?

Good to know

Departing from ATL

83% on time

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

TSA is currently ~24 min. Best time: 4 AM (about 5 min).

More about ATL →

Arriving at MEM

80% on time

When flights into MEM are late, the average delay is 71 minutes. Build buffer if you have ground plans.

If connecting at MEM: TSA is ~15 min right now. Allow at least 60 minutes for a domestic connection.

More about MEM →Connection times at MEM →

Flight cancelled or delayed?

Check what Delta Air Lines owes you — refund rights, action plan, complaint email. Free.

Let us watch your flight

We worry about delays, TSA, weather, and gates so you don't have to.

ATL Airport MEM Airport

Check the return: MEM → ATL

Flying this route?

Enter your flight number for a personalized delay briefing.

Check your flight

Know someone flying soon?

Send them the link — delay data, TSA waits, weather, all free.

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