Route
HOU → HRL
William P. Hobby Airport Valley International Airport
How punctual is this route?
- On-time arrivals
- 75.9%
- Less than 15 minutes late
- Cancelled
- 0.2%
- Of scheduled flights
- Average delay when late
- 49 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,165
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 56%
- Airline (crew, maintenance, cleaning) 38%
- Air traffic control & airport 5%
- Extreme weather 1%
- Security 1%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 89.3% | 112 |
| October 2025 | 72.3% | 119 |
| November 2025 | 81.0% | 105 |
| December 2025 | 79.0% | 106 |
| January 2026 | 85.9% | 92 |
| February 2026 | 86.2% | 87 |
| March 2026 | 71.1% | 90 |
| April 2026 | 80.2% | 86 |
| May 2026 | 62.5% | 88 |
| June 2026 | 60.0% | 90 |
| July 2026 | 67.4% | 93 |
| August 2026 | 73.2% | 97 |
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 |
|---|---|---|---|---|
| Southwest Airlines | 1,165 | 75.9% | 0.2% | 49 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
WN4794
63% late · 60 flights
-
WN575
31% late · 60 flights
-
WN1958
24% late · 59 flights
-
WN1876
16% late · 58 flights
-
WN2325
43% late · 58 flights
-
WN3859
14% late · 58 flights
-
WN398
16% late · 58 flights
-
WN1984
31% late · 51 flights
-
WN107
13% late · 46 flights
-
WN4743
9% late · 45 flights
-
WN2324
38% late · 42 flights
-
WN2716
17% late · 42 flights
-
WN3157
12% late · 33 flights
-
WN3328
27% late · 33 flights
-
WN2907
16% late · 31 flights
-
WN1194
37% late · 30 flights
-
WN2989
46% late · 28 flights
-
WN1271
4% late · 27 flights
-
WN1389
22% late · 27 flights
-
WN1901
10% late · 21 flights
-
WN4526
10% late · 21 flights
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