Flight Reliability
UA 1146 · United Airlines
Tulsa → Houston (TUL–IAH)89% of its flights flew this route. The rest (MCI–EWR, EWR–ORD) are included in these numbers.
94
Nerd Approved
WanderNerd Reliability Score
- 86%
- Arrive within 15 minutes
- 3 min
- Average arrival delay
- 0%
- Cancelled
- 6 min early
- Median arrival delay
Based on 66 historical flights. Data through May 2026.
What the data says
Friday is doing you no favors.
UA 1146 arrived on time 91% of the time on Tuesdays and just 55% on Fridays. That gap is worth planning around.
Better than the United Airlines network average.
UA 1146 arrived on time 86% of the time, versus 79% across the United Airlines network.
The breakdown
- Mon—(9 flights)
- Tue91%(11 flights)
- Wed90%(10 flights)
- Thu82%(11 flights)
- Fri55%(11 flights)
- Sat—(5 flights)
- Sun—(9 flights)
- 6–9 AM—(7 flights)
- 3–6 PM86%(59 flights)
86%
Oct
Aug 77% → Oct 86% on time
| Month | On-time percentage | Flights |
|---|---|---|
| August 2025 | 77% | 13 |
| September 2025 | 93% | 29 |
| October 2025 | 86% | 21 |
- Departures on time
- 89%
- Diverted
- 0%
- Flights flown
- 66
- Months covered
- 5
Same route, other flights
Keep nerding
Based on 66 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.