Best Time to Fly BOS to MSY: On-Time Stats by Hour & Airline
Logan International → Louis Armstrong New Orleans International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 76.7% of Boston (BOS) to New Orleans (MSY) flights arrived on time (855 scheduled flights). That is 0.9 points below the national average of 77.6%.
Among 2 airlines, Delta Air Lines led with 84.3% on time and JetBlue was last with 71.1%.
Over 24 months, Tuesday was the most reliable day (84% on time) and February the worst month (64%).
The cancellation rate was 1.8% (US average 1.8%).
BOS 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 |
|---|---|---|---|---|
| Delta Air Lines | 84.3% | 64 min | 2.1% | 374 |
| JetBlue | 71.1% | 80 min | 1.5% | 471 |
| Spirit Airlines | Limited data | 8 | ||
| American Airlines | Limited data | 2 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly BOS to MSY
On-time arrival % by scheduled departure hour (local time), 1,930 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 97.4% | 0.0% | 38 |
| 6am–7am | 90.1% | 0.0% | 72 |
| 7am–8am | 81.8% | 2.3% | 129 |
| 8am–9am | 86.0% | 1.6% | 189 |
| 9am–10am | 82.0% | 0.0% | 100 |
| 10am–11am | 78.4% | 0.7% | 141 |
| 11am–12pm | 78.2% | 1.7% | 773 |
| 12pm–1pm | 75.0% | 5.3% | 76 |
| 1pm–2pm | Limited data | 7 | |
| 2pm–3pm | 59.3% | 0.0% | 60 |
| 3pm–4pm | 61.7% | 3.4% | 119 |
| 4pm–5pm | 73.8% | 0.0% | 80 |
| 5pm–6pm | Limited data | 26 | |
| 6pm–7pm | 48.9% | 2.2% | 46 |
| 7pm–8pm | 75.5% | 0.0% | 53 |
| 8pm–9pm | Limited data | 21 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on BOS 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) | 87.2% | +8.5 pts | 0.0% | 39 |
| Christmas & New Year (Dec 20 - Jan 3) | 62.2% | -16.5 pts | 3.2% | 93 |
| Summer peak (Jun 15 - Aug 15) | 73.0% | -5.7 pts | 1.2% | 244 |
| All other days | 78.7% | — | 1.6% | 1,554 |
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).