Route
HOU → DEN
William P. Hobby Airport Denver International Airport
How punctual is this route?
- On-time arrivals
- 77.4%
- Less than 15 minutes late
- Cancelled
- 0.3%
- Of scheduled flights
- Average delay when late
- 58 min
- Flights arriving 15+ minutes late
- Flights tracked
- 2,369
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 37%
- Air traffic control & airport 33%
- Airline (crew, maintenance, cleaning) 26%
- Extreme weather 3%
- Security 1%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 76.6% | 188 |
| October 2025 | 75.6% | 198 |
| November 2025 | 81.5% | 208 |
| December 2025 | 81.0% | 234 |
| January 2026 | 89.8% | 196 |
| February 2026 | 83.6% | 184 |
| March 2026 | 72.8% | 197 |
| April 2026 | 80.8% | 177 |
| May 2026 | 78.1% | 180 |
| June 2026 | 63.7% | 202 |
| July 2026 | 77.7% | 224 |
| August 2026 | 67.4% | 181 |
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 | 2,369 | 77.4% | 0.3% | 58 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
WN2889
6% late · 64 flights
-
WN1970
3% late · 61 flights
-
WN1971
25% late · 61 flights
-
WN1972
18% late · 60 flights
-
WN1975
32% late · 60 flights
-
WN4639
28% late · 60 flights
-
WN2893
12% late · 59 flights
-
WN1856
2% late · 58 flights
-
WN2316
16% late · 58 flights
-
WN1863
18% late · 57 flights
-
WN2312
5% late · 57 flights
-
WN2900
43% late · 57 flights
-
WN1859
15% late · 55 flights
-
WN1861
16% late · 55 flights
-
WN2185
18% late · 50 flights
-
WN2231
16% late · 50 flights
-
WN2685
17% late · 47 flights
-
WN1218
28% late · 46 flights
-
WN2384
20% late · 46 flights
-
WN2728
13% late · 46 flights
-
WN700
26% late · 46 flights
-
WN2367
10% late · 42 flights
-
WN1974
66% late · 35 flights
-
WN2891
30% late · 33 flights
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