Flight Reliability
B6 135 · JetBlue Airways
New York → Phoenix (JFK–PHX)99% of its flights flew this route. The rest (STT–SJU) are included in these numbers.
- 64%
- Arrive within 15 minutes
- 17 min
- Average arrival delay
- 0.6%
- Cancelled
- 6 min
- Median arrival delay
Based on 159 historical flights. Data through May 2026.
What the data says
6–9 PM has a slight edge.
Departures between 6–9 PM arrived on time 66% of the time, against 62% between 3–6 PM.
Sunday scaries are real for this one.
B6 135 arrived on time 82% of the time on Mondays and just 48% on Sundays. That gap is worth planning around.
Lagging the JFK–PHX route.
B6 135 arrived on time 64% of the time, versus 79% across the JFK–PHX route.
Lagging the JetBlue Airways network.
B6 135 arrived on time 64% of the time, versus 73% across the JetBlue Airways network.
The breakdown
- Mon82%(22 flights)
- Tue73%(22 flights)
- Wed60%(20 flights)
- Thu61%(23 flights)
- Fri71%(24 flights)
- Sat57%(23 flights)
- Sun48%(23 flights)
- 12–3 PM—(1 flights)
- 3–6 PM62%(82 flights)
- 6–9 PM66%(74 flights)
Jun 63% → May 91% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 63% | 30 |
| July 2025 | 45% | 31 |
| August 2025 | 77% | 30 |
| September 2025 | 62% | 29 |
| October 2025 | 64% | 25 |
| May 2026 | 91% | 11 |
- Departures on time
- 71%
- Diverted
- 0.6%
- Flights flown
- 157
- Months covered
- 7
Same route, other flights
Keep nerding
Based on 159 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.