Route
IAH → MSY
George Bush Intercontinental Airport Louis Armstrong New Orleans International Airport
How punctual is this route?
- On-time arrivals
- 83.8%
- Less than 15 minutes late
- Cancelled
- 0.1%
- Of scheduled flights
- Average delay when late
- 69 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,911
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 43%
- Airline (crew, maintenance, cleaning) 40%
- Air traffic control & airport 13%
- Extreme weather 4%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 91.8% | 280 |
| October 2025 | 85.3% | 286 |
| November 2025 | 82.7% | 254 |
| December 2025 | 87.1% | 224 |
| January 2026 | 87.7% | 236 |
| February 2026 | 86.3% | 227 |
| March 2026 | 85.7% | 256 |
| April 2026 | 87.4% | 270 |
| May 2026 | 79.7% | 233 |
| June 2026 | 68.4% | 206 |
| July 2026 | 74.3% | 210 |
| August 2026 | 83.8% | 229 |
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 | 2,739 | 83.9% | 0.1% | 65 min |
| NK | 103 | 87.4% | 0.0% | 71 min |
| SkyWest Airlines | 42 | 71.4% | 0.0% | 152 min |
| Frontier Airlines | 27 | 76.9% | 3.7% | 200 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
UA2385
13% late · 361 flights
-
UA491
8% late · 344 flights
-
UA2474
16% late · 329 flights
-
UA2140
24% late · 302 flights
-
UA2170
21% late · 296 flights
-
UA1647
14% late · 237 flights
-
UA575
19% late · 229 flights
-
UA2194
13% late · 228 flights
-
UA1493
25% late · 61 flights
-
NK2113
18% late · 50 flights
-
UA1696
20% late · 46 flights
-
UA1527
8% late · 37 flights
-
UA1259
26% late · 34 flights
-
UA2497
3% late · 34 flights
-
NK1813
3% late · 33 flights
-
UA686
48% late · 30 flights
-
F94748
23% late · 27 flights
-
UA2467
8% late · 25 flights
-
UA1993
17% late · 24 flights
-
UA2230
8% late · 24 flights
-
OO5225
38% late · 21 flights
-
UA1535
10% late · 21 flights
-
UA2161
19% late · 21 flights
-
NK1706
15% late · 20 flights
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