Route Reliability
Houston → New Orleans
HOU–MSY · 303 miles · William P. Hobby Airport to Louis Armstrong New Orleans International Airport
- 84%
- Arrive within 15 minutes
- 2 min
- Average arrival delay
- 0.3%
- Cancelled
- 2,265
- Flights in the data
Data through May 2026.
Southwest Airlines is the only airline in this data on this route, arriving on time 84% of the time across 2,265 flights. No comparison to make.
What the data says
Morning flights do better here.
HOU–MSY flights departing between 3–6 AM arrived on time 97% of the time, versus 76% between 9 PM–12 AM.
Thursday is the weak spot.
HOU–MSY flights arrived on time 91% of the time on Tuesdays. On Thursdays: 79%.
It basically never cancels.
Out of 2,265 scheduled flights, only 0.3% were cancelled.
Recent months have been rougher.
HOU–MSY flights arrived on time 80% of the time over the last three months in the data, compared with 89% in the three months before that.
Flights on this route
The breakdown
- Mon82%(336 flights)
- Tue91%(321 flights)
- Wed89%(323 flights)
- Thu79%(340 flights)
- Fri83%(337 flights)
- Sat85%(261 flights)
- Sun81%(339 flights)
- 3–6 AM97%(63 flights)
- 6–9 AM97%(461 flights)
- 9 AM–12 PM90%(389 flights)
- 12–3 PM78%(373 flights)
- 3–6 PM80%(247 flights)
- 6–9 PM77%(488 flights)
- 9 PM–12 AM76%(236 flights)
Jun 73% → May 78% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 73% | 178 |
| July 2025 | 79% | 180 |
| August 2025 | 87% | 176 |
| September 2025 | 93% | 176 |
| October 2025 | 85% | 205 |
| November 2025 | 88% | 196 |
| December 2025 | 86% | 190 |
| January 2026 | 89% | 185 |
| February 2026 | 91% | 187 |
| March 2026 | 73% | 197 |
| April 2026 | 88% | 193 |
| May 2026 | 78% | 194 |
Same trip, other airports
Keep nerding
Based on 2,265 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.