Flight Reliability
UA 6207 · United Airlines
Memphis → Houston (MEM–IAH)97% of its flights flew this route. The rest (IAH–SLC) are included in these numbers.
75
Usually Fine
WanderNerd Reliability Score
- 81%
- Arrive within 15 minutes
- 7 min
- Average arrival delay
- 3.3%
- Cancelled
- 7 min early
- Median arrival delay
Based on 239 historical flights. Data through May 2026.
What the data says
Tuesday is the weak spot.
UA 6207 arrived on time 85% of the time on Sundays. On Tuesdays: 75%.
Keep a backup plan handy.
UA 6207 was cancelled 3.3% of the time. Typical for U.S. flights is around 1–2%.
Ticking up lately.
UA 6207 arrived on time 83% of the time over the last three months in the data, compared with 79% in the three months before that.
The breakdown
- Mon80%(45 flights)
- Tue75%(16 flights)
- Wed77%(31 flights)
- Thu83%(47 flights)
- Fri79%(47 flights)
- Sat—(5 flights)
- Sun85%(40 flights)
- 12–3 PM—(8 flights)
- 3–6 PM83%(87 flights)
- 6–9 PM80%(136 flights)
81%
May
Jun 63% → May 81% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 63% | 19 |
| July 2025 | 53% | 15 |
| August 2025 | 81% | 16 |
| September 2025 | 93% | 15 |
| October 2025 | 92% | 26 |
| November 2025 | 85% | 20 |
| December 2025 | 75% | 12 |
| January 2026 | 85% | 20 |
| February 2026 | 78% | 23 |
| March 2026 | 91% | 22 |
| April 2026 | 77% | 22 |
| May 2026 | 81% | 21 |
- Departures on time
- 84%
- Diverted
- 0%
- Flights flown
- 231
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 239 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.