Flight Reliability
UA 4649 · United Airlines
SBA → Los Angeles (SBA–LAX)
95
Nerd Approved
WanderNerd Reliability Score
- 92%
- Arrive within 15 minutes
- 1 min early
- Average arrival delay
- 0.8%
- Cancelled
- 13 min early
- Median arrival delay
Based on 365 historical flights. Data through May 2026.
What the data says
Tuesday is the weak spot.
UA 4649 arrived on time 98% of the time on Fridays. On Tuesdays: 86%.
Better than the United Airlines network average.
UA 4649 arrived on time 92% of the time, versus 79% across the United Airlines network.
Trending in the right direction.
UA 4649 arrived on time 98% of the time over the last three months in the data, compared with 89% in the three months before that.
The breakdown
- Mon90%(52 flights)
- Tue86%(51 flights)
- Wed92%(51 flights)
- Thu92%(52 flights)
- Fri98%(51 flights)
- Sat89%(52 flights)
- Sun94%(52 flights)
100%
May
Jun 90% → May 100% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 90% | 30 |
| July 2025 | 100% | 30 |
| August 2025 | 94% | 31 |
| September 2025 | 90% | 30 |
| October 2025 | 90% | 30 |
| November 2025 | 77% | 30 |
| December 2025 | 70% | 30 |
| January 2026 | 97% | 30 |
| February 2026 | 100% | 28 |
| March 2026 | 94% | 31 |
| April 2026 | 100% | 30 |
| May 2026 | 100% | 31 |
- Departures on time
- 93%
- Diverted
- 0.3%
- Flights flown
- 361
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 365 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.