Flight Reliability
WN 4950 · Southwest Airlines
Denver → Palm Springs (DEN–PSP)98% of its flights flew this route. The rest (BNA–MEM) are included in these numbers.
78
Usually Fine
WanderNerd Reliability Score
- 70%
- Arrive within 15 minutes
- 8 min
- Average arrival delay
- 0%
- Cancelled
- 3 min early
- Median arrival delay
Based on 40 historical flights. Data through May 2026.
What the data says
Lagging the DEN–PSP route.
WN 4950 arrived on time 70% of the time, versus 78% across the DEN–PSP route.
Lagging the Southwest Airlines network.
WN 4950 arrived on time 70% of the time, versus 78% across the Southwest Airlines network.
The breakdown
- Mon—(4 flights)
- Tue—(8 flights)
- Wed—(9 flights)
- Thu—(5 flights)
- Fri—(6 flights)
- Sat—(3 flights)
- Sun—(5 flights)
- 6–9 PM68%(31 flights)
- 9 PM–12 AM—(9 flights)
- Departures on time
- 60%
- Diverted
- 0%
- Flights flown
- 40
- Months covered
- 4
Same route, other flights
Keep nerding
Based on 40 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.