Flight WN1628
Southwest Airlines flight WN1628
Looking for WN1628 in the air…
Dallas (DAL) to Houston (HOU)
Historically, this flight arrives 15+ minutes late 6% of the time, and when it is late the delay averages 54 minutes. It was cancelled 1.1% of the time.
- On-time arrivals
- 93.9%
- Less than 15 minutes late
- Cancelled
- 1.1%
- Of scheduled flights
- Average delay when late
- 54 min
- Flights arriving 15+ minutes late
- Flights tracked
- 283
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 54%
- Airline (crew, maintenance, cleaning) 37%
- Extreme weather 9%
- Late-arriving aircraft 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Sep 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 100.0% | 22 |
| October 2025 | 96.2% | 26 |
| November 2025 | 94.7% | 19 |
| December 2025 | 92.9% | 15 |
| January 2026 | 100.0% | 9 |
| February 2026 | 93.3% | 15 |
| March 2026 | 89.7% | 29 |
| April 2026 | 93.3% | 30 |
| May 2026 | 89.7% | 30 |
| June 2026 | 86.7% | 30 |
| July 2026 | 100.0% | 31 |
| August 2026 | 96.3% | 27 |
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