Route
MEM → HOU
Frederick W. Smith International Airport William P. Hobby Airport
How punctual is this route?
- On-time arrivals
- 78.1%
- Less than 15 minutes late
- Cancelled
- 0.6%
- Of scheduled flights
- Average delay when late
- 54 min
- Flights arriving 15+ minutes late
- Flights tracked
- 840
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 56%
- Airline (crew, maintenance, cleaning) 24%
- Air traffic control & airport 18%
- Extreme weather 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 89.9% | 69 |
| October 2025 | 85.9% | 78 |
| November 2025 | 75.9% | 58 |
| December 2025 | 83.6% | 61 |
| January 2026 | 88.9% | 58 |
| February 2026 | 88.5% | 52 |
| March 2026 | 82.5% | 81 |
| April 2026 | 77.0% | 74 |
| May 2026 | 66.2% | 74 |
| June 2026 | 65.8% | 76 |
| July 2026 | 63.0% | 81 |
| August 2026 | 78.2% | 78 |
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 | 840 | 78.1% | 0.6% | 54 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
WN2896
12% late · 64 flights
-
WN3799
27% late · 60 flights
-
WN899
11% late · 58 flights
-
WN2914
8% late · 52 flights
-
WN1433
26% late · 50 flights
-
WN1509
15% late · 50 flights
-
WN3015
24% late · 50 flights
-
WN2824
47% late · 43 flights
-
WN2069
46% late · 35 flights
-
WN2660
56% late · 32 flights
-
WN1553
16% late · 31 flights
-
WN1138
14% late · 28 flights
-
WN4017
7% late · 28 flights
-
WN4068
0% late · 24 flights
-
WN1357
5% late · 22 flights
-
WN706
5% late · 22 flights
-
WN3722
24% late · 21 flights
-
WN4258
45% late · 20 flights
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