Route
BNA → IAH
Nashville International Airport George Bush Intercontinental Airport
How punctual is this route?
- On-time arrivals
- 82.3%
- Less than 15 minutes late
- Cancelled
- 0.8%
- Of scheduled flights
- Average delay when late
- 82 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,428
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 40%
- Late-arriving aircraft 31%
- Air traffic control & airport 22%
- Extreme weather 7%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 95.4% | 109 |
| October 2025 | 83.3% | 108 |
| November 2025 | 90.3% | 103 |
| December 2025 | 79.5% | 117 |
| January 2026 | 93.7% | 101 |
| February 2026 | 93.9% | 115 |
| March 2026 | 84.9% | 142 |
| April 2026 | 78.4% | 135 |
| May 2026 | 68.5% | 111 |
| June 2026 | 66.9% | 130 |
| July 2026 | 77.5% | 122 |
| August 2026 | 81.3% | 135 |
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 | 1,051 | 80.7% | 0.8% | 77 min |
| SkyWest Airlines | 377 | 86.9% | 1.1% | 103 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
OO4746
12% late · 261 flights
-
UA2339
30% late · 224 flights
-
UA241
9% late · 188 flights
-
UA2490
27% late · 188 flights
-
UA1341
14% late · 98 flights
-
UA1366
18% late · 63 flights
-
UA644
15% late · 52 flights
-
UA396
7% late · 46 flights
-
UA286
26% late · 35 flights
-
UA599
23% late · 31 flights
-
OO5332
15% late · 27 flights
-
UA274
0% late · 24 flights
-
OO5252
22% late · 23 flights
-
OO5300
9% late · 23 flights
-
OO4651
14% late · 21 flights
-
UA211
5% late · 21 flights
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