Flight Reliability
UA 4928 · United Airlines
CRP → Houston (CRP–IAH)100% of its flights flew this route. The rest (LIT–IAH) are included in these numbers.
82
Pretty Reliable
WanderNerd Reliability Score
- 81%
- Arrive within 15 minutes
- 10 min
- Average arrival delay
- 0.9%
- Cancelled
- 10 min early
- Median arrival delay
Based on 223 historical flights. Data through May 2026.
What the data says
Sunday scaries are real for this one.
UA 4928 arrived on time 93% of the time on Tuesdays and just 72% on Sundays. That gap is worth planning around.
Recent months have been rougher.
UA 4928 arrived on time 78% of the time over the last three months in the data, compared with 91% in the three months before that.
The breakdown
- Mon77%(30 flights)
- Tue93%(30 flights)
- Wed84%(31 flights)
- Thu91%(33 flights)
- Fri78%(32 flights)
- Sat74%(31 flights)
- Sun72%(32 flights)
- 9 AM–12 PM—(1 flights)
- 12–3 PM81%(218 flights)
73%
May
Jun 68% → May 73% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 68% | 28 |
| July 2025 | 83% | 29 |
| August 2025 | 78% | 18 |
| December 2025 | 100% | 14 |
| January 2026 | 84% | 31 |
| February 2026 | 89% | 28 |
| March 2026 | 77% | 30 |
| April 2026 | 83% | 30 |
| May 2026 | 73% | 11 |
- Departures on time
- 82%
- Diverted
- 0.9%
- Flights flown
- 219
- Months covered
- 9
Same route, other flights
Keep nerding
Based on 223 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.