Best Time to Fly PHL to MSY: On-Time Stats by Hour & Airline
Philadelphia International → Louis Armstrong New Orleans International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 77.5% of Philadelphia (PHL) to New Orleans (MSY) flights arrived on time (1,133 scheduled flights). That is in line with the national average of 77.6%.
Among 4 airlines, Republic Airways led with 90.6% on time and Frontier Airlines was last with 73.0%.
Over 24 months, Saturday was the most reliable day (83% on time) and June the worst month (65%).
The cancellation rate was 2.3% (US average 1.8%).
PHL to MSY on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Republic Airways | 90.6% | 27 min | 0.0% | 32 |
| American Airlines | 79.3% | 84 min | 1.9% | 640 |
| PSA Airlines | 74.6% | 96 min | 3.7% | 298 |
| Frontier Airlines | 73.0% | 79 min | 1.8% | 163 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly PHL to MSY
On-time arrival % by scheduled departure hour (local time), 2,223 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | Limited data | 2 | |
| 6am–7am | Limited data | 20 | |
| 7am–8am | Limited data | 29 | |
| 8am–9am | 81.9% | 1.4% | 436 |
| 9am–10am | 87.5% | 2.4% | 41 |
| 10am–11am | 82.7% | 1.5% | 264 |
| 11am–12pm | 81.8% | 0.6% | 166 |
| 12pm–1pm | 69.7% | 0.0% | 33 |
| 1pm–2pm | 82.2% | 2.6% | 452 |
| 2pm–3pm | 63.8% | 1.4% | 70 |
| 3pm–4pm | Limited data | 24 | |
| 4pm–5pm | 73.1% | 1.3% | 79 |
| 5pm–6pm | 75.4% | 4.4% | 68 |
| 6pm–7pm | 62.3% | 4.7% | 64 |
| 7pm–8pm | 63.9% | 4.1% | 368 |
| 8pm–9pm | Limited data | 30 | |
| 9pm–10pm | 81.3% | 2.6% | 77 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on PHL to MSY
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 85.0% | +6.6 pts | 0.0% | 40 |
| Christmas & New Year (Dec 20 - Jan 3) | 69.2% | -9.3 pts | 0.0% | 94 |
| Summer peak (Jun 15 - Aug 15) | 68.6% | -9.8 pts | 5.4% | 373 |
| All other days | 78.4% | — | 1.9% | 1,716 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).