New Orleans to Atlanta

What the Data Says About MSY to ATL

The New Orleans to Atlanta corridor (MSY → ATL) covers roughly 425 miles and is served by 20 carriers, based on Bureau of Transportation Statistics reporting. Across 24,869 flights in the dataset, this route posts a 85.3% on-time rate with an average delay of 72.4 minutes when flights run late. Over the most recent 24 months of BTS data, 8,963 flights were recorded on this pairing — 131 cancelled (1.5%) and 14 diverted (0.2%). Those baseline metrics tell you what to expect before you book.

Having 20 carriers on the route matters: more carriers generally means more daily schedule options, competitive pricing, and redundancy when flights are cancelled. With 24,869 total flights analyzed, the 85.3% on-time figure is statistically meaningful rather than a small-sample fluke. The 72.4-minute average delay applies only to flights that actually ran late, so it is not the average wait across all departures — the majority of flights on this route depart on time under the BTS definition of a delay (15+ minutes past schedule).

Looking at recent months, Sep 2025 posted the best performance on this corridor at 94% on-time, while Jul 2024 came in at 71% on-time — a 24-point gap between best and worst recent month. For travelers evaluating the MSY to ATL route, the combination of a 85.3% on-time rate, 72.4-minute average delay, 1.5% recent cancellation rate, and 20 available carriers is the concrete summary of what BTS data shows about reliability on this pairing.