Flight Reliability
WN 4644 · Southwest Airlines
El Paso → Dallas (ELP–DAL)82% of its flights flew this route. The rest (DTW–PHX, FLL–ALB) are included in these numbers.
- 89%
- Arrive within 15 minutes
- 1 min early
- Average arrival delay
- 1.5%
- Cancelled
- 7 min early
- Median arrival delay
Based on 67 historical flights. Data through May 2026.
What the data says
Morning flights do better here.
WN 4644 departing between 6–9 AM arrived on time 100% of the time, versus 83% between 3–6 PM.
Saturdays have been rough.
WN 4644 arrived on time 100% of the time on Sundays and just 70% on Saturdays. That gap is worth planning around.
Better than the ELP–DAL route average.
WN 4644 arrived on time 89% of the time, versus 82% across the ELP–DAL route.
Better than the Southwest Airlines network average.
WN 4644 arrived on time 89% of the time, versus 78% across the Southwest Airlines network.
The breakdown
- Mon—(9 flights)
- Tue—(9 flights)
- Wed—(9 flights)
- Thu—(8 flights)
- Fri91%(11 flights)
- Sat70%(10 flights)
- Sun100%(10 flights)
- 6–9 AM100%(30 flights)
- 9 AM–12 PM—(2 flights)
- 12–3 PM—(5 flights)
- 3–6 PM83%(24 flights)
- 6–9 PM—(5 flights)
- Departures on time
- 83%
- Diverted
- 0%
- Flights flown
- 66
- Months covered
- 6
Same route, other flights
Keep nerding
Based on 67 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.