Flight Reliability
UA 6217 · United Airlines
Houston → El Paso (IAH–ELP)90% of its flights flew this route. The rest (CLT–IAH, MSY–IAH) are included in these numbers.
88
Pretty Reliable
WanderNerd Reliability Score
- 84%
- Arrive within 15 minutes
- 4 min
- Average arrival delay
- 1.2%
- Cancelled
- 10 min early
- Median arrival delay
Based on 259 historical flights. Data through May 2026.
What the data says
The 12–3 PM departure wins.
UA 6217 departing between 12–3 PM arrived on time 93% of the time, versus 79% between 3–6 PM.
Friday is doing you no favors.
UA 6217 arrived on time 92% of the time on Tuesdays and just 75% on Fridays. That gap is worth planning around.
A bit ahead of the United Airlines network.
UA 6217 arrived on time 84% of the time, versus 79% across the United Airlines network.
The breakdown
- Mon75%(44 flights)
- Tue92%(39 flights)
- Wed90%(40 flights)
- Thu86%(42 flights)
- Fri75%(40 flights)
- Sat89%(26 flights)
- Sun88%(25 flights)
- 12–3 PM93%(102 flights)
- 3–6 PM79%(154 flights)
91%
May
Jun 63% → May 91% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 63% | 24 |
| July 2025 | 70% | 20 |
| August 2025 | 73% | 22 |
| September 2025 | 95% | 19 |
| October 2025 | 85% | 26 |
| November 2025 | 88% | 16 |
| January 2026 | 85% | 26 |
| February 2026 | 96% | 28 |
| March 2026 | 86% | 28 |
| April 2026 | 96% | 25 |
| May 2026 | 91% | 21 |
- Departures on time
- 79%
- Diverted
- 0%
- Flights flown
- 256
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 259 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.