Route
MSY → IAH
Louis Armstrong New Orleans International Airport George Bush Intercontinental Airport
How punctual is this route?
- On-time arrivals
- 83.2%
- Less than 15 minutes late
- Cancelled
- 0.4%
- Of scheduled flights
- Average delay when late
- 84 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,910
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 39%
- Air traffic control & airport 34%
- Airline (crew, maintenance, cleaning) 21%
- Extreme weather 7%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 91.0% | 280 |
| October 2025 | 81.7% | 286 |
| November 2025 | 80.2% | 253 |
| December 2025 | 86.2% | 224 |
| January 2026 | 91.9% | 235 |
| February 2026 | 89.5% | 228 |
| March 2026 | 80.2% | 257 |
| April 2026 | 83.6% | 269 |
| May 2026 | 71.8% | 234 |
| June 2026 | 73.2% | 206 |
| July 2026 | 80.0% | 210 |
| August 2026 | 87.7% | 228 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| United Airlines | 2,740 | 83.2% | 0.4% | 80 min |
| NK | 102 | 82.4% | 0.0% | 78 min |
| SkyWest Airlines | 41 | 87.8% | 0.0% | 234 min |
| Frontier Airlines | 27 | 80.8% | 3.7% | 305 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
UA2296
14% late · 343 flights
-
UA2105
10% late · 323 flights
-
UA2744
6% late · 305 flights
-
UA2253
18% late · 191 flights
-
UA2124
27% late · 180 flights
-
UA2228
15% late · 178 flights
-
UA1821
13% late · 168 flights
-
UA1444
20% late · 133 flights
-
UA2341
32% late · 93 flights
-
UA2015
17% late · 55 flights
-
NK2114
10% late · 49 flights
-
UA313
35% late · 47 flights
-
UA1654
18% late · 45 flights
-
UA1475
14% late · 42 flights
-
UA1532
19% late · 42 flights
-
UA1554
3% late · 37 flights
-
UA1822
41% late · 37 flights
-
UA1955
8% late · 37 flights
-
UA441
5% late · 37 flights
-
UA2078
46% late · 36 flights
-
UA2772
34% late · 35 flights
-
NK1814
24% late · 33 flights
-
UA1594
6% late · 32 flights
-
UA618
12% late · 32 flights
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