Flight Reliability
WN 4699 · Southwest Airlines
Denver → New York (DEN–LGA)85% of its flights flew this route. The rest (MSY–PHX, DEN–AUS) are included in these numbers.
67
Usually Fine
WanderNerd Reliability Score
- 77%
- Arrive within 15 minutes
- 5 min
- Average arrival delay
- 4.6%
- Cancelled
- 5 min early
- Median arrival delay
Based on 65 historical flights. Data through May 2026.
What the data says
The 6–9 AM departure wins.
WN 4699 departing between 6–9 AM arrived on time 90% of the time, versus 71% between 9 AM–12 PM.
Saturdays have been rough.
WN 4699 arrived on time 90% of the time on Wednesdays and just 64% on Saturdays. That gap is worth planning around.
A bit ahead of the DEN–LGA route.
WN 4699 arrived on time 77% of the time, versus 72% across the DEN–LGA route.
The breakdown
- Mon—(7 flights)
- Tue64%(11 flights)
- Wed90%(10 flights)
- Thu—(8 flights)
- Fri—(8 flights)
- Sat64%(11 flights)
- Sun—(7 flights)
- 6–9 AM90%(31 flights)
- 9 AM–12 PM71%(24 flights)
- 3–6 PM—(1 flights)
- 6–9 PM—(5 flights)
- 9 PM–12 AM—(1 flights)
- Departures on time
- 74%
- Diverted
- 0%
- Flights flown
- 62
- Months covered
- 6
Same route, other flights
Keep nerding
Based on 65 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.