Route Reliability
Ontario → New York
ONT–JFK · 2,429 miles · Ontario International Airport to John F. Kennedy International Airport
76
Usually Fine
WanderNerd Reliability Score
- 78%
- Arrive within 15 minutes
- 17 min
- Average arrival delay
- 1.2%
- Cancelled
- 165
- Flights in the data
Data through May 2026.
JetBlue Airways is the only airline in this data on this route, arriving on time 78% of the time across 165 flights. No comparison to make.
What the data says
Friday is doing you no favors.
ONT–JFK flights arrived on time 83% of the time on Sundays. On Fridays: 75%.
The breakdown
- Mon78%(23 flights)
- Tue82%(22 flights)
- Wed77%(22 flights)
- Thu75%(24 flights)
- Fri75%(24 flights)
- Sat79%(24 flights)
- Sun83%(23 flights)
83%
May
Jun 80% → May 83% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 80% | 30 |
| July 2025 | 68% | 28 |
| August 2025 | 84% | 31 |
| September 2025 | 77% | 30 |
| October 2025 | 80% | 25 |
| May 2026 | 83% | 18 |
Same trip, other airports
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.