Flight Reliability
B6 1211 · JetBlue Airways
New York → Las Vegas (JFK–LAS)
81
Pretty Reliable
WanderNerd Reliability Score
- 81%
- Arrive within 15 minutes
- 0 min
- Average arrival delay
- 1.3%
- Cancelled
- 14 min early
- Median arrival delay
Based on 156 historical flights. Data through May 2026.
What the data says
Morning flights do better here.
B6 1211 departing between 9 AM–12 PM arrived on time 90% of the time, versus 73% between 3–6 PM.
Tuesday is the weak spot.
B6 1211 arrived on time 85% of the time on Wednesdays. On Tuesdays: 75%.
Better than the JetBlue Airways network average.
B6 1211 arrived on time 81% of the time, versus 73% across the JetBlue Airways network.
Trending in the right direction.
B6 1211 arrived on time 88% of the time over the last three months in the data, compared with 77% in the three months before that.
The breakdown
- Mon84%(25 flights)
- Tue75%(20 flights)
- Wed85%(20 flights)
- Thu76%(25 flights)
- Fri83%(24 flights)
- Sat85%(13 flights)
- Sun81%(26 flights)
- 9 AM–12 PM90%(10 flights)
- 12–3 PM87%(75 flights)
- 3–6 PM73%(60 flights)
- 9 PM–12 AM—(8 flights)
89%
May
Jun 70% → May 89% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 70% | 27 |
| July 2025 | 72% | 29 |
| August 2025 | 87% | 23 |
| September 2025 | 84% | 25 |
| October 2025 | 91% | 21 |
| May 2026 | 89% | 26 |
- Departures on time
- 83%
- Diverted
- 0.6%
- Flights flown
- 153
- Months covered
- 7
Same route, other flights
Keep nerding
Based on 156 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.