Route Reliability
Boston → New Orleans
BOS–MSY · 1,367 miles · Boston Logan International Airport to Louis Armstrong New Orleans International Airport
- 78%
- Arrive within 15 minutes
- 8 min
- Average arrival delay
- 1.5%
- Cancelled
- 861
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.Delta Air Lines84%374 flights
- 2.JetBlue Airways73%477 flights
Not enough history to rank: Spirit Airlines (8 flights), American Airlines (2 flights). We rank airlines only after 100 flights on the route.
What the data says
Morning flights do better here.
BOS–MSY flights departing between 6–9 AM arrived on time 93% of the time, versus 56% between 6–9 PM.
Thursdays have been rough.
BOS–MSY flights arrived on time 87% of the time on Tuesdays and just 68% on Thursdays. That gap is worth planning around.
Delta Air Lines runs this route best.
Delta Air Lines arrived on time 84% of the time on this route; JetBlue Airways managed 73%.
Trending in the right direction.
BOS–MSY flights arrived on time 83% of the time over the last three months in the data, compared with 65% in the three months before that.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon74%(124 flights)
- Tue87%(102 flights)
- Wed85%(108 flights)
- Thu68%(131 flights)
- Fri72%(133 flights)
- Sat86%(114 flights)
- Sun74%(132 flights)
- 6–9 AM93%(144 flights)
- 9 AM–12 PM79%(521 flights)
- 12–3 PM61%(71 flights)
- 3–6 PM61%(81 flights)
- 6–9 PM56%(27 flights)
Jun 79% → May 83% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 79% | 63 |
| July 2025 | 71% | 62 |
| August 2025 | 72% | 54 |
| September 2025 | 92% | 59 |
| October 2025 | 84% | 97 |
| November 2025 | 84% | 79 |
| December 2025 | 61% | 72 |
| January 2026 | 62% | 60 |
| February 2026 | 71% | 65 |
| March 2026 | 80% | 78 |
| April 2026 | 86% | 78 |
| May 2026 | 83% | 77 |
Keep nerding
Based on 861 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.