Flight Reliability
B6 355 · JetBlue Airways
New York → Ontario (JFK–ONT)
58
A Little Dicey
WanderNerd Reliability Score
- 61%
- Arrive within 15 minutes
- 23 min
- Average arrival delay
- 1.2%
- Cancelled
- 6 min
- Median arrival delay
Based on 165 historical flights. Data through May 2026.
What the data says
The 3–6 PM departure wins.
B6 355 departing between 3–6 PM arrived on time 91% of the time, versus 59% between 6–9 PM.
Sunday scaries are real for this one.
B6 355 arrived on time 71% of the time on Fridays and just 50% on Sundays. That gap is worth planning around.
Lagging the JetBlue Airways network.
B6 355 arrived on time 61% of the time, versus 73% across the JetBlue Airways network.
Trending in the right direction.
B6 355 arrived on time 67% of the time over the last three months in the data, compared with 57% in the three months before that.
The breakdown
- Mon64%(22 flights)
- Tue61%(23 flights)
- Wed64%(22 flights)
- Thu63%(24 flights)
- Fri71%(24 flights)
- Sat58%(24 flights)
- Sun50%(24 flights)
- 3–6 PM91%(11 flights)
- 6–9 PM59%(152 flights)
83%
May
Jun 63% → May 83% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 63% | 30 |
| July 2025 | 41% | 29 |
| August 2025 | 68% | 31 |
| September 2025 | 67% | 30 |
| October 2025 | 52% | 25 |
| May 2026 | 83% | 18 |
- Departures on time
- 68%
- Diverted
- 0%
- Flights flown
- 163
- Months covered
- 6
Keep nerding
Based on 165 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.