Route
IAH → BNA
George Bush Intercontinental Airport Nashville International Airport
How punctual is this route?
- On-time arrivals
- 73.4%
- Less than 15 minutes late
- Cancelled
- 0.6%
- Of scheduled flights
- Average delay when late
- 66 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,429
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 33%
- Late-arriving aircraft 31%
- Air traffic control & airport 28%
- Extreme weather 9%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 82.4% | 109 |
| October 2025 | 75.0% | 108 |
| November 2025 | 68.6% | 102 |
| December 2025 | 74.4% | 117 |
| January 2026 | 87.4% | 101 |
| February 2026 | 87.0% | 115 |
| March 2026 | 70.0% | 142 |
| April 2026 | 64.4% | 135 |
| May 2026 | 68.2% | 111 |
| June 2026 | 63.1% | 131 |
| July 2026 | 69.2% | 121 |
| August 2026 | 77.2% | 137 |
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 | 1,053 | 74.7% | 0.5% | 61 min |
| SkyWest Airlines | 376 | 69.9% | 0.8% | 79 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
UA2174
13% late · 266 flights
-
OO4785
28% late · 260 flights
-
UA1651
23% late · 113 flights
-
UA1318
20% late · 111 flights
-
UA2165
51% late · 102 flights
-
UA1478
34% late · 77 flights
-
UA222
21% late · 63 flights
-
UA1540
25% late · 53 flights
-
UA1528
25% late · 36 flights
-
UA677
41% late · 32 flights
-
OO5359
35% late · 27 flights
-
UA1326
33% late · 27 flights
-
UA2091
38% late · 26 flights
-
OO4681
54% late · 24 flights
-
OO5605
30% late · 23 flights
-
UA1102
23% late · 22 flights
-
UA1484
41% late · 22 flights
-
OO4789
14% late · 21 flights
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