Route Reliability
New Orleans → San Diego
MSY–SAN · 1,600 miles · Louis Armstrong New Orleans International Airport to San Diego International Airport
- 71%
- Arrive within 15 minutes
- 8 min
- Average arrival delay
- 0%
- Cancelled
- 349
- Flights in the data
Data through May 2026.
Southwest Airlines is the only airline in this data on this route, arriving on time 71% of the time across 349 flights. No comparison to make.
What the data says
Morning flights do better here.
MSY–SAN flights departing between 6–9 AM arrived on time 92% of the time, versus 55% between 3–6 PM.
Sunday scaries are real for this one.
MSY–SAN flights arrived on time 82% of the time on Saturdays and just 58% on Sundays. That gap is worth planning around.
It basically never cancels.
Out of 349 scheduled flights, only 0.0% were cancelled.
Recent months have been rougher.
MSY–SAN flights arrived on time 60% of the time over the last three months in the data, compared with 86% in the three months before that.
Flights on this route
The breakdown
- Mon69%(52 flights)
- Tue79%(52 flights)
- Wed79%(52 flights)
- Thu62%(50 flights)
- Fri71%(51 flights)
- Sat82%(39 flights)
- Sun58%(52 flights)
- 3–6 AM91%(21 flights)
- 6–9 AM92%(51 flights)
- 9 AM–12 PM89%(61 flights)
- 12–3 PM72%(54 flights)
- 3–6 PM55%(97 flights)
- 6–9 PM55%(64 flights)
Jun 53% → May 45% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 53% | 30 |
| July 2025 | 50% | 30 |
| August 2025 | 85% | 26 |
| September 2025 | 69% | 26 |
| October 2025 | 84% | 31 |
| November 2025 | 79% | 29 |
| December 2025 | 84% | 31 |
| January 2026 | 85% | 26 |
| February 2026 | 89% | 27 |
| March 2026 | 84% | 31 |
| April 2026 | 50% | 30 |
| May 2026 | 45% | 31 |
Keep nerding
Based on 349 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.