Flight Reliability
UA 3636 · United Airlines
Washington → Key West (IAD–EYW)
63
A Little Dicey
WanderNerd Reliability Score
- 62%
- Arrive within 15 minutes
- 6 min
- Average arrival delay
- 1.8%
- Cancelled
- 5 min
- Median arrival delay
Based on 56 historical flights. Data through May 2026.
What the data says
Lagging the IAD–EYW route.
UA 3636 arrived on time 62% of the time, versus 74% across the IAD–EYW route.
Well behind the United Airlines network.
UA 3636 arrived on time 62% of the time, versus 79% across the United Airlines network.
The breakdown
- Mon—(7 flights)
- Tue—(8 flights)
- Wed—(8 flights)
- Thu—(8 flights)
- Fri—(8 flights)
- Sat—(8 flights)
- Sun—(8 flights)
- Departures on time
- 91%
- Diverted
- 0%
- Flights flown
- 55
- Months covered
- 2
Same route, other flights
Keep nerding
Based on 56 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.